Frost Dates for McCook, NE

Based on data from Mccook Muni AP weather station, 2 miles away

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. May 1
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 9
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 May 6
First Fall Frost October 4

Hard Freeze (28°F)

Last Spring Hard Freeze April 21
First Fall Hard Freeze October 19
40.20°N, -100.63°W © OpenStreetMap

Growing Season

161 Days May 1 to October 9

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

Avg. annual minimum: −10 to −5°F (−23 to −21°C)

Learn more

Köppen Climate iThe Köppen climate classification system categorizes climates based on temperature and precipitation patterns.

Dwa Hot-Summer Continental (Dry Winter)

Hot, wet summers and cold, dry winters. Monsoon influence brings most rain in summer. Good for warm-season crops during the rainy season; winters are harsh but dry.

Köppen climate map

Temperature

10° 40° 70° 100°
29°
High: 41°F
Avg: 29°F
Low: 16°F
Jan
32°
High: 45°F
Avg: 32°F
Low: 19°F
Feb
42°
High: 56°F
Avg: 42°F
Low: 27°F
Mar
51°
High: 65°F
Avg: 51°F
Low: 36°F
Apr
61°
High: 75°F
Avg: 61°F
Low: 48°F
May
72°
High: 86°F
Avg: 72°F
Low: 58°F
Jun
78°
High: 91°F
Avg: 78°F
Low: 64°F
Jul
75°
High: 89°F
Avg: 75°F
Low: 62°F
Aug
66°
High: 81°F
Avg: 66°F
Low: 52°F
Sep
53°
High: 68°F
Avg: 53°F
Low: 38°F
Oct
39°
High: 53°F
Avg: 39°F
Low: 25°F
Nov
30°
High: 42°F
Avg: 30°F
Low: 17°F
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 2" 4" 4.2"
0.4"
0.40"
Jan
1.3"
1.25"
Feb
2.1"
2.08"
Mar
2.4"
2.43"
Apr
3.5"
3.46"
May
4.2"
4.16"
Jun
3.9"
3.94"
Jul
3.2"
3.20"
Aug
2.5"
2.49"
Sep
2.9"
2.89"
Oct
2.1"
2.07"
Nov
0.9"
0.93"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec9.5h10.5h11.5h13h14h15h14.5h13.5h12.5h11h9.5h9h
Jan: 7:17 AM – 4:43 PM · 9h 26m
Feb: 6:46 AM – 5:14 PM · 10h 28m
Mar: 6:10 AM – 5:50 PM · 11h 41m
Apr: 5:28 AM – 6:32 PM · 13h 04m
May: 4:53 AM – 7:07 PM · 14h 14m
Jun: 4:35 AM – 7:25 PM · 14h 51m
Jul: 4:42 AM – 7:18 PM · 14h 36m
Aug: 5:12 AM – 6:48 PM · 13h 36m
Sep: 5:52 AM – 6:08 PM · 12h 15m
Oct: 6:33 AM – 5:27 PM · 10h 54m
Nov: 7:08 AM – 4:52 PM · 9h 43m
Dec: 7:26 AM – 4:34 PM · 9h 09m
Daylight Longest: 14h 52m · Shortest: 9h 08m

Nearby Stations

Mc Cook, NEMay 2 - October 9 Red Willow Dam, NE May 4 - October 2 Culbertson, NEMay 2 - October 9 Medicine Creek Dam, NE May 4 - October 5 Cambridge, NEMay 3 - October 5 Trenton Dam 1n, NE April 29 - October 13

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