Frost Dates for Racine, WI

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. April 20
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. October 24
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 April 27
First Fall Frost October 18

Hard Freeze (28°F / -2°C)

Last Spring Hard Freeze April 9
First Fall Hard Freeze November 3
42.70°N, -87.79°W © OpenStreetMap

Growing Season

187 Days April 20 to October 24

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 6a

Learn more

Temperature

10° 30° 50° 70°
22°
High: 30°
Avg: 22°
Low: 15°
Jan
25°
High: 32°
Avg: 25°
Low: 18°
Feb
34°
High: 41°
Avg: 34°
Low: 27°
Mar
44°
High: 51°
Avg: 44°
Low: 36°
Apr
53°
High: 61°
Avg: 53°
Low: 46°
May
64°
High: 72°
Avg: 64°
Low: 56°
Jun
71°
High: 79°
Avg: 71°
Low: 64°
Jul
70°
High: 77°
Avg: 70°
Low: 63°
Aug
63°
High: 71°
Avg: 63°
Low: 56°
Sep
51°
High: 59°
Avg: 51°
Low: 43°
Oct
39°
High: 46°
Avg: 39°
Low: 32°
Nov
28°
High: 35°
Avg: 28°
Low: 21°
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 2" 4" 5.8"
3.0"
2.98"
Jan
2.7"
2.67"
Feb
3.5"
3.54"
Mar
4.7"
4.70"
Apr
5.6"
5.56"
May
5.8"
5.85"
Jun
5.8"
5.80"
Jul
5.8"
5.79"
Aug
5.0"
5.00"
Sep
4.9"
4.94"
Oct
4.2"
4.17"
Nov
3.5"
3.55"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec9h10h12h13h14h15h15h14h12h11h10h9h
Jan: 7:24 AM – 4:36 PM · 9h 12m
Feb: 6:50 AM – 5:10 PM · 10h 19m
Mar: 6:10 AM – 5:50 PM · 11h 39m
Apr: 5:25 AM – 6:35 PM · 13h 10m
May: 4:47 AM – 7:13 PM · 14h 26m
Jun: 4:26 AM – 7:34 PM · 15h 07m
Jul: 4:35 AM – 7:25 PM · 14h 51m
Aug: 5:08 AM – 6:52 PM · 13h 45m
Sep: 5:52 AM – 6:08 PM · 12h 16m
Oct: 6:36 AM – 5:24 PM · 10h 48m
Nov: 7:15 AM – 4:45 PM · 9h 30m
Dec: 7:34 AM – 4:26 PM · 8h 52m
Daylight Longest: 15h 09m · Shortest: 8h 51m

Nearby Stations

Racine Batten AP, WI April 24 - October 24 Kenosha, WIApril 19 - October 26 Kenosha Rgnl AP, WI April 28 - October 19 Union Grove, WIMay 5 - October 8 South Milwaukee Wwtp, WI April 22 - October 26 Paddock Lake, WI April 30 - October 15

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