Phoenix, OR

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

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

Year-round temperatures (°F)

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

Climate summary

Phoenix has an annual average temperature of 52.2°F with about 19.5 inches of precipitation per year and 0.5 inches of snow. The warmest month is July (average high 88.1°F), and the coldest is December (average low 29.2°F). December is typically the wettest month (3.38 in) and August the driest (0.37 in). Snow typically falls from February through December.

Annual swing
31.2°F
warmest to coldest month
Heating need
4,842
Cooling need
234

Best time to visit Phoenix

Full guide →

Climate change signal

All-time records →

50 of 366 (13.7%) of Phoenix'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.

1890s
18
1900s
28
1910s
28
1920s
34
1930s
23
1940s
20
1950s
5
1960s
24
1970s
25
1980s
27
1990s
42
2000s
34
2010s
28
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 49.0°F 29.6°F 39.3°F 2.35 in 15
February 53.7°F 29.7°F 41.7°F 2.04 in 0.3 in 12
March 58.0°F 31.8°F 44.9°F 2.03 in 14
April 62.8°F 35.2°F 49.0°F 1.95 in 13
May 71.1°F 41.2°F 56.1°F 1.64 in 10
June 78.5°F 45.8°F 62.1°F 0.85 in 5
July 88.1°F 50.6°F 69.4°F 0.44 in 2
August 87.4°F 49.4°F 68.4°F 0.37 in 2
September 80.8°F 43.3°F 62.0°F 0.50 in 3
October 68.0°F 36.1°F 52.0°F 1.41 in 7
November 54.2°F 32.5°F 43.3°F 2.57 in 15
December 47.2°F 29.2°F 38.2°F 3.38 in 0.2 in 15

Climate twins of Phoenix

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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