Frost Dates for Coalville, UT

Frost Dates

Last Spring Frost (50%) iA 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. June 7
First Fall Frost (50%) iA 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. September 12
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30% Probability iOnly a 30% chance of frost remaining by this date. Use these dates for a safer planting window, especially for tender plants sensitive to cold.

Last Spring Frost June 15
First Fall Frost September 5

Hard Freeze (28°F / -2°C)

Last Spring Hard Freeze May 21
First Fall Hard Freeze September 25
40.91°N, -111.40°W © OpenStreetMap

Growing Season

97 Days June 7 to September 12

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 5b

Learn more

Temperature

10° 30° 50° 70° 90°
26°
High: 39°
Avg: 26°
Low: 13°
Jan
30°
High: 43°
Avg: 30°
Low: 17°
Feb
40°
High: 55°
Avg: 40°
Low: 24°
Mar
45°
High: 62°
Avg: 45°
Low: 29°
Apr
53°
High: 70°
Avg: 53°
Low: 35°
May
62°
High: 81°
Avg: 62°
Low: 42°
Jun
69°
High: 89°
Avg: 69°
Low: 48°
Jul
67°
High: 88°
Avg: 67°
Low: 47°
Aug
58°
High: 79°
Avg: 58°
Low: 38°
Sep
48°
High: 66°
Avg: 48°
Low: 29°
Oct
36°
High: 50°
Avg: 36°
Low: 21°
Nov
26°
High: 38°
Avg: 26°
Low: 14°
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 2" 4" 4.3"
3.9"
3.88"
Jan
2.9"
2.91"
Feb
3.6"
3.61"
Mar
3.5"
3.47"
Apr
3.7"
3.70"
May
3.7"
3.67"
Jun
2.9"
2.91"
Jul
2.2"
2.24"
Aug
3.0"
2.96"
Sep
4.3"
4.27"
Oct
3.8"
3.84"
Nov
3.5"
3.55"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec9h10h12h13h14h15h15h14h12h11h10h9h
Jan: 7:19 AM – 4:41 PM · 9h 22m
Feb: 6:47 AM – 5:13 PM · 10h 26m
Mar: 6:10 AM – 5:50 PM · 11h 40m
Apr: 5:27 AM – 6:33 PM · 13h 06m
May: 4:51 AM – 7:09 PM · 14h 17m
Jun: 4:32 AM – 7:28 PM · 14h 55m
Jul: 4:40 AM – 7:20 PM · 14h 40m
Aug: 5:11 AM – 6:49 PM · 13h 38m
Sep: 5:52 AM – 6:08 PM · 12h 15m
Oct: 6:34 AM – 5:26 PM · 10h 53m
Nov: 7:10 AM – 4:50 PM · 9h 40m
Dec: 7:28 AM – 4:32 PM · 9h 04m
Daylight Longest: 14h 57m · Shortest: 9h 03m

Nearby Stations

Echo Dam, UTMay 30 - September 18 Wanship Dam, UT June 11 - September 12 Coalville 13 E, UT Morgan, UTMay 25 - September 24 Park City, UT May 29 - September 25 Kamas, UTJune 5 - September 17

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