Frost Dates for Florissant Fossil Bed, CO

Frost Dates

This location has year-round freezing temperatures.

38.91°N, -105.28°W © OpenStreetMap

USDA Hardiness Zone iHardiness zones indicate which perennial plants can survive winter in your area. For annual vegetables, frost dates and growing season length matter more than hardiness zone.

Zone 4b

Learn more

Temperature

0° 20° 40° 60° 80°
22°
High: 39°
Avg: 22°
Low: 5°
Jan
24°
High: 41°
Avg: 24°
Low: 8°
Feb
32°
High: 49°
Avg: 32°
Low: 15°
Mar
38°
High: 56°
Avg: 38°
Low: 21°
Apr
47°
High: 65°
Avg: 47°
Low: 29°
May
56°
High: 75°
Avg: 56°
Low: 37°
Jun
60°
High: 79°
Avg: 60°
Low: 42°
Jul
58°
High: 76°
Avg: 58°
Low: 41°
Aug
52°
High: 71°
Avg: 52°
Low: 33°
Sep
41°
High: 60°
Avg: 41°
Low: 23°
Oct
31°
High: 48°
Avg: 31°
Low: 14°
Nov
22°
High: 39°
Avg: 22°
Low: 5°
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 1" 2" 3" 3.5"
1.7"
1.67"
Jan
1.7"
1.68"
Feb
2.4"
2.39"
Mar
2.8"
2.79"
Apr
2.5"
2.53"
May
2.9"
2.93"
Jun
3.5"
3.52"
Jul
3.5"
3.45"
Aug
3.1"
3.06"
Sep
2.7"
2.68"
Oct
1.8"
1.79"
Nov
1.6"
1.55"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec10h11h12h13h14h15h14h14h12h11h10h9h
Jan: 7:13 AM – 4:47 PM · 9h 33m
Feb: 6:44 AM – 5:16 PM · 10h 32m
Mar: 6:09 AM – 5:51 PM · 11h 42m
Apr: 5:29 AM – 6:31 PM · 13h 02m
May: 4:56 AM – 7:04 PM · 14h 08m
Jun: 4:39 AM – 7:21 PM · 14h 43m
Jul: 4:46 AM – 7:14 PM · 14h 28m
Aug: 5:14 AM – 6:46 PM · 13h 31m
Sep: 5:53 AM – 6:07 PM · 12h 14m
Oct: 6:31 AM – 5:29 PM · 10h 57m
Nov: 7:05 AM – 4:55 PM · 9h 50m
Dec: 7:22 AM – 4:38 PM · 9h 17m
Daylight Longest: 14h 44m · Shortest: 9h 16m

Nearby Stations

Divide 4nw, CO June 1 - September 21 Cripple Creek 3nnw, CO May 26 - September 26 Lake George 8 Sw, CO June 2 - September 19 Guffey 9se, COMay 19 - October 2 Ruxton Park, CO June 3 - September 17 Cheesman, COMay 17 - October 1

Plan Your Garden with Planter

Now that you know your frost dates, use Planter to plan your veggie garden! Planter is an easy drag-and-drop garden planner with personalized planting schedules.

Try Planter For Free

Available everywhere: iOS, Android, web, and more!

Planter app garden planner preview