Frost Dates for Orchard Mesa, CO

Based on data from Grand Junction 6ese weather station, 3 miles away

Elevation: 4649 ft

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. April 23
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 20

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 April 29
First Fall Frost October 14

Hard Freeze (28°F)

Last Spring Hard Freeze April 8
First Fall Hard Freeze November 1
39.05°N, 108.53°W © OpenStreetMap

Growing Season

180 Days April 23 to October 20

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 7a

Avg. annual minimum: 0 to 5°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
January39°29°19°
February47°36°25°
March58°46°34°
April65°53°40°
May76°63°50°
June88°74°59°
July93°79°65°
August90°76°63°
September81°68°54°
October67°54°41°
November52°41°30°
December40°30°20°

Precipitation

Precipitation table
Average monthly precipitation (inches)
MonthPrecipitation
January1.9
February1.7
March2.1
April2.4
May3.3
June1.3
July2.5
August2.6
September3.6
October3.4
November2.5
December2.2

Sunrise / Sunset

Daylight Mountain Time (MT) Longest: 14h 45m · Shortest: 9h 15m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Mountain Time (MT))
Month Sunrise Sunset Daylight
January7:37 AM5:10 PM9h 33m
February7:13 AM5:44 PM10h 32m
March7:33 AM7:14 PM11h 42m
April6:43 AM7:45 PM13h 02m
May6:06 AM8:14 PM14h 08m
June5:52 AM8:36 PM14h 44m
July6:05 AM8:34 PM14h 29m
August6:32 AM8:04 PM13h 32m
September7:01 AM7:16 PM12h 14m
October7:31 AM6:27 PM10h 57m
November7:04 AM4:54 PM9h 49m
December7:32 AM4:48 PM9h 16m

Nearby Stations

Grand Junction Wfo, CO April 14 - October 23 Grand Junction Walker Fld, CO April 28 - October 16 Palisade, COApril 17 - October 26 Colorado Nm, CO April 26 - October 16 Fruita, COApril 27 - October 11 Collbran 1wsw, CO May 17 - September 30

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