Temecula, CA

Climate overview — based on NOAA 1991-2020 normals from FALLBROOK 5 NE, CA US.

BSh Semi-arid (hot) climate 10a USDA hardiness Zone 10a

Year-round temperatures (°F)

40° 50° 60° 70° 80° 90° J F M A M J J A S O N D
Avg high Avg low

Climate summary

Temecula has an annual average temperature of 65.1°F with about 15.3 inches of precipitation per year. The warmest month is August (average high 89.3°F), and the coldest is December (average low 46.1°F). February is typically the wettest month (3.74 in) and July the driest (0.08 in).

Pleasant months
3 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
18.9°F
warmest to coldest month
Heating need
1,107
Cooling need
1,134

Best time to visit Temecula

Full guide →

Climate change signal

All-time records →

255 of 366 (69.7%) of Temecula'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.

2000s
32
2010s
206
2020s
128

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 67.5°F 47.4°F 57.4°F 3.17 in 6
February 66.7°F 46.4°F 56.6°F 3.74 in 6
March 70.1°F 47.9°F 59.0°F 2.02 in 6
April 72.1°F 50.5°F 61.3°F 1.00 in 4
May 75.2°F 52.9°F 64.1°F 0.36 in 5
June 80.8°F 55.9°F 68.3°F 0.12 in 2
July 87.2°F 60.0°F 73.6°F 0.08 in 2
August 89.3°F 61.8°F 75.5°F 0.22 in 1
September 87.8°F 61.7°F 74.8°F 0.11 in 2
October 83.1°F 58.0°F 70.6°F 0.70 in 3
November 74.3°F 51.9°F 63.1°F 1.15 in 5
December 67.1°F 46.1°F 56.6°F 2.64 in 7

Climate twins of Temecula

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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