Drain, OR

Climate overview — based on NOAA 1991-2020 normals from DRAIN, OR US.

Csb Warm-summer Mediterranean climate 8b USDA hardiness Zone 8b

Year-round temperatures (°F)

30° 50° 70° 90° J F M A M J J A S O N D
Avg high Avg low

Climate summary

Drain has an annual average temperature of 54.1°F with about 47.6 inches of precipitation per year. The warmest month is August (average high 85.7°F), and the coldest is January (average low 34.8°F). December is typically the wettest month (8.54 in) and July the driest (0.33 in).

Annual swing
26.4°F
warmest to coldest month
Heating need
4,119
Cooling need
189

Best time to visit Drain

Full guide →

Climate change signal

All-time records →

61 of 366 (16.7%) of Drain'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.

1900s
25
1910s
20
1920s
25
1930s
17
1940s
37
1950s
24
1960s
18
1970s
20
1980s
36
1990s
40
2000s
31
2010s
43
2020s
30

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 50.5°F 34.8°F 42.6°F 7.31 in 20
February 54.5°F 35.1°F 44.8°F 5.49 in 17
March 59.0°F 36.5°F 47.8°F 5.44 in 19
April 63.7°F 39.3°F 51.5°F 4.25 in 17
May 70.7°F 43.8°F 57.2°F 2.69 in 12
June 76.1°F 47.9°F 62.0°F 1.24 in 8
July 84.8°F 51.5°F 68.1°F 0.33 in 2
August 85.7°F 50.7°F 68.2°F 0.42 in 3
September 80.3°F 46.2°F 63.3°F 1.42 in 6
October 67.8°F 41.7°F 54.8°F 3.51 in 13
November 55.3°F 38.6°F 46.9°F 6.96 in 20
December 48.8°F 34.9°F 41.8°F 8.54 in 20

Climate twins of Drain

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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