Dayville, OR

Climate overview — based on NOAA 1991-2020 normals from DAYVILLE 8 NW, OR US.

BSk Semi-arid (cold) climate 8a USDA hardiness Zone 8a

Year-round temperatures (°F)

20° 40° 60° 80° 100° J F M A M J J A S O N D
Avg high Avg low

Climate summary

Dayville has an annual average temperature of 53.3°F with about 13.1 inches of precipitation per year. The warmest month is July (average high 92.6°F), and the coldest is December (average low 27.4°F). May is typically the wettest month (1.95 in) and July the driest (0.53 in).

Annual swing
37.1°F
warmest to coldest month
Heating need
4,719
Cooling need
489

Best time to visit Dayville

Full guide →

Climate change signal

All-time records →

75 of 366 (20.5%) of Dayville's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.

1970s
4
1980s
79
1990s
108
2000s
77
2010s
59
2020s
39

Bars: number of all-time daily heat records still standing that were set in each decade.

Monthly averages

Month Avg High Avg Low Avg Temp Precipitation Snow Rainy days
January 45.3°F 28.8°F 37.1°F 1.12 in
February 50.4°F 29.0°F 39.7°F 0.85 in
March 57.5°F 33.4°F 45.5°F 1.27 in
April 63.0°F 37.1°F 50.0°F 1.38 in
May 72.7°F 43.6°F 58.1°F 1.95 in
June 81.0°F 49.2°F 65.1°F 1.38 in
July 92.6°F 54.6°F 73.6°F 0.53 in
August 91.9°F 53.3°F 72.6°F 0.54 in
September 82.4°F 47.0°F 64.7°F 0.56 in
October 67.5°F 38.7°F 53.1°F 1.09 in
November 53.5°F 32.5°F 43.0°F 1.32 in
December 45.5°F 27.4°F 36.5°F 1.14 in

Climate twins of Dayville

Why these? →

The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).

Frost dates
Last spring / first fall frost
All-time records
Hottest, coldest, wettest
Planting calendar
What to plant, and when

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