Frost Dates for Minatare Dam (Usbr), NE

Elevation: 1263 m

Frost Dates

Last Spring Frost (50%) A 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. May 5
First Fall Frost (50%) A 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. October 11

30% Probability

Only 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 10
First Fall Frost October 5

Hard Freeze (28°F)

Last Spring Hard Freeze April 23
First Fall Hard Freeze October 19
41.92°N, 103.48°W © OpenStreetMap

Growing Season

159 Days May 5 to October 11

USDA Hardiness Zone

Hardiness 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

Avg. annual minimum: −15 to −10°F

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
BSk Cold Semi-Arid (Steppe)

Cool to cold with low rainfall and wide temperature swings. Common in the western Great Plains and central Asia. Short growing seasons benefit from season extension techniques.

Köppen climate map

Temperature

Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)
Temperature table
Average monthly temperatures (°F)
Month Avg High Avg Temp Avg Low
January40°28°15°
February43°30°17°
March52°39°25°
April60°47°34°
May69°56°43°
June81°68°54°
July88°74°60°
August87°72°58°
September78°63°48°
October63°49°35°
November50°37°25°
December40°28°16°

Precipitation

Precipitation table
Average monthly precipitation (inches)
MonthPrecipitation
January1.3
February1.5
March2.2
April2.9
May3.1
June3.1
July3.0
August2.3
September2.3
October2.5
November1.6
December1.7

Sunrise / Sunset

Daylight Longest: 15h 03m · Shortest: 8h 57m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (local solar time)
Month Sunrise Sunset Daylight
January7:22 AM4:38 PM9h 16m
February6:49 AM5:11 PM10h 22m
March6:10 AM5:50 PM11h 40m
April5:26 AM6:34 PM13h 08m
May4:49 AM7:11 PM14h 22m
June4:29 AM7:31 PM15h 02m
July4:37 AM7:23 PM14h 46m
August5:09 AM6:51 PM13h 42m
September5:52 AM6:08 PM12h 16m
October6:35 AM5:25 PM10h 50m
November7:13 AM4:47 PM9h 35m
December7:31 AM4:29 PM8h 58m

Nearby Stations

Scottsbluff Heilig AP, NE May 5 - October 4 Scottsbluff 1e, NE May 8 - October 3 Mitchell 5e, NEMay 7 - October 2 Plainsview Rch, NE May 13 - October 2 Bridgeport 18wsw, NE May 19 - September 23 Bridgeport, NEMay 8 - October 3

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