Frost Dates for Mancos 1sw, CO

Elevation: 2102 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. June 4
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. September 24

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 June 11
First Fall Frost September 18

Hard Freeze (28°F)

Last Spring Hard Freeze May 21
First Fall Hard Freeze October 2
37.34°N, 108.32°W © OpenStreetMap

Growing Season

112 Days June 4 to September 24

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.
Dsb Warm-Summer Continental (Dry Summer)

Warm, dry summers and cold, snowy winters. Common in mountain regions. Moderate growing season with irrigation needs in summer.

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°26°12°
February44°30°17°
March53°38°23°
April61°44°28°
May70°52°35°
June81°62°43°
July85°68°51°
August82°66°49°
September75°58°42°
October64°47°31°
November51°36°22°
December41°27°14°

Precipitation

Precipitation table
Average monthly precipitation (inches)
MonthPrecipitation
January3.8
February3.4
March3.8
April3.2
May2.5
June2.3
July2.4
August3.0
September3.7
October4.1
November4.0
December3.5

Sunrise / Sunset

Daylight Mountain Time (MT) Longest: 14h 35m · Shortest: 9h 25m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Mountain Time (MT))
Month Sunrise Sunset Daylight
January7:32 AM5:14 PM9h 42m
February7:09 AM5:46 PM10h 37m
March7:32 AM7:14 PM11h 43m
April6:44 AM7:43 PM12h 58m
May6:09 AM8:10 PM14h 00m
June5:57 AM8:30 PM14h 34m
July6:09 AM8:29 PM14h 20m
August6:34 AM8:01 PM13h 26m
September7:01 AM7:15 PM12h 14m
October7:28 AM6:29 PM11h 01m
November6:60 AM4:57 PM9h 57m
December7:26 AM4:52 PM9h 26m

Nearby Stations

Cortez 8 Se, COMay 6 - October 14 Mesa Verde Np, CO May 9 - October 14 Cortez, COMay 12 - October 7 Ft Lewis, COJune 1 - September 27 Cortez Montezuma Co AP, CO May 27 - September 28 Yellow Jacket 4ne, CO May 15 - October 8

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