Frost Dates for Walsenburg, CO

Based on data from Walsenburg 1 Nw weather station, 1 miles away

Elevation: 6171 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. May 6
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 4

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 11
First Fall Frost September 30

Hard Freeze (28°F)

Last Spring Hard Freeze April 29
First Fall Hard Freeze October 15
37.62°N, 104.78°W © OpenStreetMap

Growing Season

151 Days May 6 to October 4

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 6a

Avg. annual minimum: −10 to −5°F

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Dfa Hot-Summer Continental

Hot summers and cold winters with year-round precipitation. Moderate growing season supports warm-season crops like tomatoes, peppers, and corn. Winter protection extends the harvest.

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
January47°34°21°
February49°35°22°
March57°42°27°
April63°49°34°
May73°58°43°
June84°68°52°
July87°73°58°
August85°71°56°
September79°64°48°
October68°53°37°
November56°42°28°
December47°33°20°

Precipitation

Precipitation table
Average monthly precipitation (inches)
MonthPrecipitation
January3.7
February3.0
March4.2
April4.5
May3.5
June2.5
July2.9
August3.1
September2.6
October3.4
November3.1
December3.8

Sunrise / Sunset

Daylight Mountain Time (MT) Longest: 14h 36m · Shortest: 9h 24m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Mountain Time (MT))
Month Sunrise Sunset Daylight
January7:18 AM4:59 PM9h 40m
February6:56 AM5:32 PM10h 36m
March7:18 AM7:00 PM11h 43m
April6:30 AM7:29 PM12h 59m
May5:55 AM7:56 PM14h 02m
June5:42 AM8:17 PM14h 35m
July5:54 AM8:16 PM14h 22m
August6:20 AM7:47 PM13h 27m
September6:47 AM7:01 PM12h 14m
October7:14 AM6:14 PM11h 00m
November6:46 AM4:42 PM9h 56m
December7:13 AM4:37 PM9h 25m

Nearby Stations

Rye 1sw, COMay 5 - October 10 Sheep Mtn, CO May 27 - September 25 Trinidad, COApril 30 - October 15 Trinidad Lake, CO May 11 - October 4 Trinidad Perry Stokes AP, CO May 4 - October 9 Great Sand Dunes Np & Preserve, CO May 21 - October 1

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