Frost Dates in California

Adin Rs May 28 – September 29 Alpine February 12 – December 24 Alturas June 3 – September 13 Alturas Muni AP June 3 – September 12 AnaheimNever freezes Angwin Pacific Union College April 7 – December 5 Antioch Pumping Plt #3 January 12 – December 19 Arcata Eureka AP March 8 – November 30 Ash Mtn March 12 – December 9 Auberry 2 Nw March 25 – December 3 Auburn February 25 – December 5 Avalon Catalina AP Never freezes Baker February 14 – November 27 Bakersfield 5 Nw January 31 – December 8 Bakersfield AP January 17 – December 15 Balch Pwr House February 23 – December 12 Barstow February 22 – November 23 Barstow Daggett AP February 19 – November 26 Ben Lomond #4 March 25 – November 11 Berkeley January 3 – January 1 Big Bar 4 E April 16 – October 31 Big Bear Lake May 27 – October 4 Big Sur Stn February 13 – December 27 Bishop AP April 29 – October 15 Blue Canyon AP May 4 – November 4 Blythe January 25 – December 12 Blythe AP January 5 – December 21 BocaAlways frozen Bodega 6 Wsw January 1 – December 31 Bodie California St Historic P Always frozen Borrego Desert Park January 10 – January 1 Bowman Dam May 12 – October 29 Brawley 2 Sw January 16 – December 19 Bridgeport Always frozen Burbank Glendale Pasadena AP December 31 – December 28 Burbank Valley Pump Plt January 2 – December 26 Burney June 3 – September 14 Buttonwillow February 9 – November 26 Cachuma Lake April 11 – November 8 Calaveras Big Trees May 7 – October 28 Calistoga March 2 – November 23 Callahan May 20 – October 5 Camarillo AP December 31 – December 28 Camp Pardee January 22 – December 17 Camp Pendleton Mcas February 16 – December 8 Campo April 30 – October 26 Campo Asos April 29 – November 1 Canby 3 Sw June 1 – September 16 Canyon Dam May 18 – October 8 Carlsbad Palomar AP Never freezes Carmel Valley February 20 – December 8 Cecilville April 27 – October 21 Cedarville May 15 – October 1 Cherry Valley Dam May 2 – November 4 Chester May 28 – September 28 Chico Univ Farm March 4 – November 17 China Lake Naf March 11 – November 12 Chino AP January 17 – December 19 Chiriaco Summit February 5 – December 17 Chula Vista Never freezes Clearlake 4 Se April 10 – November 6 Cloverdale February 25 – December 3 Coalinga February 14 – November 30 Colfax April 3 – November 24 Colusa 2 Ssw February 14 – December 1 Concord Buchanan Fld January 9 – December 14 Concord Wwtp January 7 – December 19 Copco #1 Dam May 4 – October 21 Corcoran Irrig Dist February 15 – November 27 Covelo April 23 – October 19 Crescent City 3 Nnw March 11 – November 23 Crescent City Mcnamara AP January 30 – December 25 Culver City Never freezes Cuyamaca April 19 – October 27 Davis 2 Wsw Exp Farm February 10 – December 1 De Sabla April 17 – November 11 Death Valley Np January 1 – December 19 Delano January 31 – December 8 Desert Resorts Rgnl AP February 7 – December 2 Dobbins 1 S April 1 – November 17 Donner Mem Sp Always frozen Downieville April 28 – October 25 Doyle 4 Sse May 21 – October 1 Dunsmuir Trtmt Pl April 23 – October 27 Eagle Mtn January 10 – January 8 East Park Rsvr April 6 – November 10 El Cajon January 6 – December 21 El Capitan Dam March 19 – December 8 El Centro 2 Ssw January 3 – December 27 El Centro Naf January 6 – December 21 El Mirage March 21 – November 12 Elsinore January 28 – December 18 Escondido #2 January 2 – December 30 Eureka Wfo Woodley Island February 22 – December 7 Fairfield January 15 – December 14 Fairmont April 6 – November 29 Fallbrook 5 Ne February 2 – January 30 Five Points 5 Ssw February 27 – November 26 Fremont January 7 – December 22 Fresno 5 Ne January 30 – December 11 Fresno Yosemite Intl AP January 14 – December 14 Friant Government Camp March 9 – December 1 Ft Bidwell May 26 – October 1 Ft Bragg 5 N March 2 – December 1 Ft Ross February 26 – December 27 Fullerton Muni AP Never freezes Georgetown Rs April 12 – November 21 Getty Ctr Never freezes Gibraltar Dam #2 March 20 – November 27 Gilroy February 24 – November 27 Glennville May 11 – October 17 Grant Grove June 1 – October 7 Grass Valley #2 April 10 – November 13 Graton March 20 – November 13 Grizzly Creek Sp March 4 – November 22 Groveland 2 April 22 – November 2 Haiwee April 17 – November 1 Half Moon Bay February 6 – December 17 Hanford 1 S February 7 – December 1 Hanford Muni AP February 20 – November 23 Hat Creek May 29 – September 19 Hawthorne Muni AP Never freezes Hayfield Pumping Plt February 20 – November 30 Hayward Air Terminal January 2 – December 25 Healdsburg February 15 – December 2 Hearst Castle February 13 – February 1 Hemet January 10 – December 23 Henshaw Dam April 18 – October 26 Hesperia 2e February 28 – December 1 Hetch Hetchy April 16 – November 12 Hollister 2 February 19 – December 1 Huntington Lake June 1 – October 6 Idyllwild Fire Dept May 16 – October 24 Imperial January 4 – December 26 Imperial Beach Ream Fld Nas Never freezes Imperial Co AP January 14 – December 24 Independence March 31 – November 9 Indio Fire Stn December 31 – December 27 Inyokern March 9 – November 20 Iron Mtn January 3 – December 31 Irvine Rch Never freezes Jess Valley June 14 – September 18 Johnson Valley March 1 – November 29 Joshua Tree February 28 – December 1 Julian Cdf March 27 – December 1 Kentfield January 16 – December 18 Kern River Ph 3 April 7 – November 11 Kettleman City February 19 – November 29 King City February 23 – November 22 Klamath March 16 – November 20 Laguna Beach January 6 – January 2 Lake Arrowhead May 5 – November 2 Lake Solano February 4 – December 5 Lake Spaulding May 22 – October 16 Lancaster Wm J Fox Fld April 3 – November 1 Lava Beds Nat Mon June 6 – September 28 Lee Vining May 23 – October 9 Lemon Cove February 5 – December 8 Lemoore Reeves Nas February 24 – November 22 Lindsay February 20 – November 30 Livermore February 15 – December 2 Livermore Muni AP February 27 – December 1 Lodgepole June 8 – September 20 Lodi February 9 – December 5 Lompoc January 20 – December 19 Long Beach Daugherty Fld Never freezes Loraine 5 Nne April 22 – November 13 Los Angeles Dwtn Usc Campus Never freezes Los Angeles Intl AP Never freezes Los Banos January 26 – December 10 Los Banos Det Resv January 13 – December 14 Los Gatos February 2 – December 6 Madera February 18 – November 27 Madera Muni AP February 12 – November 30 Mammoth Lakes Rs June 10 – September 17 Manzanita Lake June 9 – September 21 Markley Cove March 6 – November 30 Martinez Wtp February 28 – November 22 Marysville January 15 – December 12 Marysville Yuba Co AP February 11 – November 30 Mccloud May 28 – September 30 Mecca Fire Stn January 6 – December 22 Merced March 3 – November 24 Merced 23 Wsw March 28 – November 14 Merced Muni AP February 26 – November 25 Mineral June 10 – September 13 Mitchell Caverns March 6 – December 8 Modesto City Co AP January 31 – December 5 Moffett Federal Airfield January 6 – December 23 Mojave March 15 – November 17 Montague Siskiyou Co AP May 12 – October 8 Monterey January 1 – December 30 Monterey Peninsul AP January 2 – December 23 Monterey Wfo January 3 – December 28 Morongo Valley N February 25 – December 15 Morro Bay Fire Dept January 19 – January 14 Mt Diablo Junction March 8 – December 22 Mt Hamilton May 3 – November 18 Mt Laguna #3 April 22 – November 8 Mt Shasta May 15 – October 6 Mt Shasta May 6 – October 12 Mt Wilson Cbs April 28 – November 15 N Fk Rs April 24 – November 4 Napa Co AP March 5 – November 21 Napa State Hospital February 12 – December 4 Needles AP January 6 – January 2 Nevada City April 14 – November 20 New Cuyama Fire Stn April 15 – November 4 New Melones Dam Hq February 20 – December 11 Newark January 1 – December 27 Newhall 5nw January 8 – January 1 Newman February 26 – November 29 Newport Beach Harbor Never freezes North Island Nas Never freezes Northridge Cal State January 2 – January 1 Oakland Metro Intl AP January 7 – December 23 Oakland Museum Never freezes Occidental January 29 – December 30 Oceanside Marina Never freezes Oceanside Muni AP January 23 – December 11 Ocotillo Wells 2w January 7 – January 4 Ojai March 21 – November 15 Ontario Intl AP January 4 – December 30 Orick Prairie Creek Park April 12 – November 6 Orland February 25 – December 2 Orleans March 12 – November 26 Oroville January 30 – December 13 Oroville Muni AP January 29 – December 7 OxnardNever freezes Oxnard Ventura Co AP Never freezes Oxnard Wfo Never freezes Pacific House April 26 – November 2 Pacifica 4 Sse January 11 – January 10 Paicines 4 W April 14 – November 2 Palm Springs January 1 – December 31 Palm Springs Rgnl AP January 9 – January 9 Palmdale March 10 – November 19 Palmdale AP March 18 – November 15 Palo Alto February 1 – December 7 Palomar Mtn Obsy April 29 – November 18 Paradise February 7 – December 18 Parker Resrvoir January 7 – December 31 Pasadena January 8 – January 7 Paso Robles March 15 – November 10 Paso Robles Muni AP April 4 – November 5 Pearblossom March 13 – December 1 Petaluma AP February 28 – November 25 Pinnacles Nm April 23 – November 3 Pismo Beach February 1 – January 4 Placerville March 31 – November 21 Point Mugu Nf December 29 – December 24 Pomona/Fairplex January 8 – December 28 Porterville January 20 – December 13 Portola June 11 – September 10 Potter Valley Powerhouse April 8 – November 6 Priest Valley May 8 – October 22 Quincy May 22 – September 25 Ramona AP March 19 – November 23 Ramona Fire Dept March 4 – December 4 Rancho Bernardo January 5 – January 2 Randsburg March 19 – November 25 Red Bluff Muni AP February 22 – November 29 Redding 12 Wnw March 19 – November 22 Redding Muni AP March 3 – November 21 Redlands January 27 – December 19 Redondo Beach Never freezes Redwood City January 17 – December 12 Richardson Gr Sp March 10 – December 1 Richmond January 4 – January 2 Riverside Citrus Exp January 10 – January 2 Riverside Fire Stn 3 January 9 – December 25 Riverside Muni AP January 9 – December 30 S Lake Fs April 5 – November 3 Sacramento 5 Ese January 12 – December 16 Sacramento Executive AP February 2 – December 2 Sacramento Metro AP February 22 – November 24 Sagehen Creek Always frozen Saint Helena February 3 – December 4 Salinas #2 February 4 – December 6 Salinas Municipal AP January 29 – December 10 San Diego Brown Fld January 6 – December 31 San Diego Lindbergh Fld Never freezes San Diego Miramar Nas Never freezes San Diego Montgomery Fld Never freezes San Diego Seaworld Never freezes San Francisco Dwtn Never freezes San Francisco Intl AP December 29 – December 26 San Francisco Oceanside December 30 – December 25 San Gabriel Fire Dept January 4 – January 2 San Gregorio 2 Se March 2 – November 25 San Jacinto January 31 – December 10 San Jose January 12 – December 22 San Jose January 2 – December 25 San Luis Dam January 27 – December 11 San Luis Obispo AP January 31 – December 11 San Luis Obispo Poly January 16 – December 25 San Pasqual Animal Pk February 2 – December 7 San Rafael Civic Ctr January 11 – December 21 Sandberg April 15 – November 26 Santa Ana Fire Stn Never freezes Santa Ana John Wayne AP Never freezes Santa Barbara January 13 – January 6 Santa Barbara 11 W December 31 – December 20 Santa Barbara Muni AP January 11 – December 16 Santa Cruz January 29 – December 13 Santa Maria Public AP February 4 – December 13 Santa Monica Muni AP Never freezes Santa Monica Pier Never freezes Santa Rosa February 25 – December 1 Santa Rosa Sonoma Co AP March 2 – November 20 Scotia February 1 – December 19 Shafter 6e February 20 – November 23 Shasta Dam February 8 – December 28 Shelter Cove Aviation Never freezes Skyline Ridge Preserve March 21 – December 15 So Entrance Yosemite Np May 24 – October 10 Sonoma March 2 – November 27 Sonora April 9 – November 9 South Lake Tahoe AP Always frozen Stockton Fire Stn 4 February 5 – December 8 Stockton Metro AP February 6 – December 1 Stony Gorge Rsvr April 5 – November 13 Stovepipe Wells 1 Sw January 4 – December 22 Strawberry Valley May 4 – October 30 Susanville 2sw May 16 – October 8 Sutter Hill Cdf March 4 – December 11 Taft January 24 – December 17 Tahoe City June 9 – September 25 Tahoma June 4 – October 3 Tehachapi 4 Se April 28 – October 26 Three Rivers Edison Ph 1 March 16 – November 26 Torrance AP January 9 – January 5 Tracy Carbona February 25 – November 26 Tracy Pumping Plt January 19 – December 10 Trinity Rvr Hatchery April 23 – October 22 Trona February 15 – November 28 Truckee Rs Always frozen Truckee-Tahoe AP Always frozen Tulelake June 6 – September 14 Tuolumne Meadows Rs Always frozen Turlock #2 January 6 – December 20 Tustin Irvine Rch January 5 – December 25 Twentynine Palms January 24 – December 10 Twitchell Dam February 4 – December 4 U C L ANever freezes Ukiah March 19 – November 20 Ukiah Muni AP March 5 – November 21 Vacaville January 31 – December 11 Vacaville Nut Tree AP February 18 – November 28 Vallejo January 17 – December 27 Valley Ctr 1n February 19 – December 1 Van Nuys AP December 31 – December 30 Verdi 2w May 9 – October 17 Victorville March 18 – November 11 Visalia January 23 – December 13 Vista January 30 – January 7 Wasco January 31 – December 5 Watsonville Muni AP January 31 – December 9 Watsonville Wtr Wks January 28 – December 13 Weaverville May 3 – October 11 Whiskeytown Rsvr February 13 – December 13 Willits 1 Ne May 5 – October 9 Willows 6 W February 21 – December 6 Winters February 18 – November 30 Woodland 1 Wnw February 7 – December 5 Woodland Hills Pierce College January 24 – December 15 Woodside Fire Stn 1 February 25 – November 25 Wrightwood May 16 – October 13 Yosemite Park Hq April 21 – October 27 Yosemite Village 12 W May 12 – November 1 Yreka April 30 – October 18 Yucca Mesa February 16 – December 10 Yucca Valley March 14 – November 28