Frost Dates for Mount Hood Village, OR

Based on data from Headworks Portland Wtr B weather station, 11 miles away

Elevation: 1234 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. March 27
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. November 18

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 3
First Fall Frost November 8

Hard Freeze (28°F)

Last Spring Hard Freeze February 14
First Fall Hard Freeze December 9
45.36°N, 121.98°W © OpenStreetMap

Growing Season

236 Days March 27 to November 18

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 9a

Avg. annual minimum: 20 to 25°F

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Csb Warm-Summer Mediterranean

Warm, dry summers and mild, wet winters. Similar to hot-summer Mediterranean but cooler. Great for a wide range of vegetables and fruit trees with moderate water needs.

Temperature

Avg High Avg Temp Avg Low Light Frost (32°F)
Temperature table
Average monthly temperatures (°F)
Month Avg High Avg Temp Avg Low
January44°40°35°
February47°42°36°
March52°45°37°
April57°49°41°
May64°55°46°
June69°59°50°
July77°65°54°
August78°66°54°
September72°61°51°
October60°53°45°
November49°44°40°
December43°39°35°

Precipitation

Precipitation table
Average monthly precipitation (inches)
MonthPrecipitation
January9.9
February8.3
March8.7
April7.7
May7.6
June5.4
July3.5
August3.7
September6.3
October8.8
November10.8
December10.9

Sunrise / Sunset

Daylight Pacific Time (PT) Longest: 15h 29m · Shortest: 8h 31m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Pacific Time (PT))
Month Sunrise Sunset Daylight
January7:51 AM4:45 PM8h 54m
February7:19 AM5:28 PM10h 09m
March7:30 AM7:07 PM11h 37m
April6:30 AM7:48 PM13h 18m
May5:44 AM8:26 PM14h 42m
June5:25 AM8:53 PM15h 28m
July5:40 AM8:49 PM15h 09m
August6:15 AM8:11 PM13h 55m
September6:54 AM7:12 PM12h 18m
October7:33 AM6:14 PM10h 41m
November7:16 AM4:31 PM9h 15m
December7:48 AM4:20 PM8h 32m

Nearby Stations

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