Pleasanton, CA

Climate overview — based on NOAA 1991-2020 normals from LIVERMORE MUNI AP, CA US.

BSk Semi-arid (cold) climate 9a USDA hardiness Zone 9a

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

Pleasanton has an annual average temperature of 59.9°F with about 15.2 inches of precipitation per year. The warmest month is July (average high 87.7°F), and the coldest is December (average low 37.5°F). February is typically the wettest month (2.92 in) and July the driest (0.00 in).

Annual swing
24.6°F
warmest to coldest month
Heating need
2,526
Cooling need
675

Best time to visit Pleasanton

Full guide →

Climate change signal

All-time records →

168 of 366 (45.9%) of Pleasanton'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.

1990s
19
2000s
100
2010s
149
2020s
98

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 57.4°F 37.8°F 47.6°F 2.83 in 10
February 61.0°F 39.9°F 50.4°F 2.92 in 10
March 65.1°F 41.8°F 53.5°F 2.25 in 10
April 69.3°F 44.6°F 56.9°F 1.08 in 6
May 75.3°F 49.4°F 62.4°F 0.56 in 3
June 82.6°F 53.5°F 68.0°F 0.14 in 1
July 87.7°F 56.6°F 72.2°F 0.00 in 0
August 87.5°F 56.7°F 72.1°F 0.09 in 0
September 85.4°F 54.9°F 70.2°F 0.08 in 1
October 77.9°F 49.2°F 63.5°F 0.75 in 3
November 65.6°F 41.9°F 53.8°F 1.68 in 7
December 57.8°F 37.5°F 47.7°F 2.80 in 10

Climate twins of Pleasanton

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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