Frost Dates for Oakland, IA

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 23
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 14
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 29
First Fall Frost October 8

Hard Freeze (28°F / -2°C)

Last Spring Hard Freeze April 15
First Fall Hard Freeze October 25
41.30°N, -95.38°W © OpenStreetMap

Growing Season

174 Days April 23 to October 14

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°
21°
High: 30°
Avg: 21°
Low: 12°
Jan
25°
High: 35°
Avg: 25°
Low: 16°
Feb
38°
High: 49°
Avg: 38°
Low: 27°
Mar
49°
High: 62°
Avg: 49°
Low: 37°
Apr
61°
High: 72°
Avg: 61°
Low: 50°
May
71°
High: 82°
Avg: 71°
Low: 61°
Jun
74°
High: 85°
Avg: 74°
Low: 64°
Jul
73°
High: 83°
Avg: 73°
Low: 62°
Aug
65°
High: 77°
Avg: 65°
Low: 53°
Sep
52°
High: 64°
Avg: 52°
Low: 41°
Oct
38°
High: 48°
Avg: 38°
Low: 28°
Nov
26°
High: 35°
Avg: 26°
Low: 17°
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 2" 4" 6" 7.8"
2.0"
2.02"
Jan
2.4"
2.40"
Feb
4.2"
4.15"
Mar
5.8"
5.80"
Apr
7.0"
6.96"
May
7.8"
7.76"
Jun
6.2"
6.24"
Jul
7.3"
7.29"
Aug
6.3"
6.28"
Sep
4.8"
4.81"
Oct
3.5"
3.53"
Nov
2.8"
2.76"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec9h10h12h13h14h15h15h14h12h11h10h9h
Jan: 7:20 AM – 4:40 PM · 9h 20m
Feb: 6:48 AM – 5:12 PM · 10h 24m
Mar: 6:10 AM – 5:50 PM · 11h 40m
Apr: 5:26 AM – 6:34 PM · 13h 07m
May: 4:50 AM – 7:10 PM · 14h 19m
Jun: 4:31 AM – 7:29 PM · 14h 58m
Jul: 4:39 AM – 7:21 PM · 14h 42m
Aug: 5:10 AM – 6:50 PM · 13h 40m
Sep: 5:52 AM – 6:08 PM · 12h 16m
Oct: 6:34 AM – 5:26 PM · 10h 52m
Nov: 7:11 AM – 4:49 PM · 9h 38m
Dec: 7:29 AM – 4:31 PM · 9h 02m
Daylight Longest: 14h 59m · Shortest: 9h 01m

Nearby Stations

Atlantic 1 Ne, IA April 30 - October 2 Red Oak, IAApril 24 - October 13 Harlan, IAApril 27 - October 9 Omaha Eppley Airfield, NE April 18 - October 21 Glenwood 3sw, IA April 23 - October 11 Logan, IAApril 29 - October 8

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