Climateby Month

Temecula, CA climate by month

NOAA 1991-2020 normals · 1,011 ft elevation · also covers Murrieta

Temecula has very hot summers and cool winters. Highs peak at 98°F in August and fall to 65°F in December. The wettest month is February (about 6 wet days) and the driest is June (about 0). Snow is rare. By our comfort score the best months are March and April.

Warmest month
98°F
August normal high
Coldest month
40°F
December normal low
Wet days a year
32
11.7 in of precipitation
Muggy days a year
2
dew point 65°F or higher

How warm is Temecula?

Normal highs range from 65°F in December to 98°F in August.

40°60°80°100° January: normal high 66°F (19°C), low 42°F (6°C) February: normal high 67°F (19°C), low 43°F (6°C) March: normal high 72°F (22°C), low 46°F (8°C) April: normal high 77°F (25°C), low 49°F (9°C) May: normal high 82°F (28°C), low 54°F (12°C) June: normal high 90°F (32°C), low 58°F (14°C) July: normal high 97°F (36°C), low 64°F (18°C) August: normal high 98°F (37°C), low 65°F (18°C) 98° 65° September: normal high 93°F (34°C), low 61°F (16°C) October: normal high 83°F (28°C), low 54°F (12°C) November: normal high 73°F (23°C), low 46°F (8°C) December: normal high 65°F (18°C), low 40°F (4°C) 65° 40° JFMAMJJASOND

Bars run from the normal low to the normal high for each month.

How rainy is Temecula?

February has the most wet days (about 6); the year brings about 12 in of precipitation.

January: 6 wet days February: 6 wet days 6 March: 5 wet days April: 3 wet days May: 1 wet days June: 0 wet days 0 July: 1 wet days August: 1 wet days September: 1 wet days October: 2 wet days November: 3 wet days December: 5 wet days JFMAMJJASOND

Wet day: at least 0.01 in of rain or melted snow, counted from daily records 1991-2020.

How humid is Temecula?

Muggy days peak in July, at about 1 days.

January: 0 muggy days 0 February: 0 muggy days March: 0 muggy days April: 0 muggy days May: 0 muggy days June: 0 muggy days July: 1 muggy days 1 August: 0 muggy days September: 1 muggy days October: 0 muggy days November: 0 muggy days December: 0 muggy days JFMAMJJASOND

Muggy day: daily mean dew point of 65°F or higher, from hourly observations 1991-2020 at March Air Reserve Base, 29 mi NNW of the city center (the nearest airport with complete hourly records).

How much daylight?

Daylight ranges from about 10.0 hours in December to 14.3 hours in June.

January: 10.2 hours of daylight February: 11.0 hours of daylight March: 12.0 hours of daylight April: 13.0 hours of daylight May: 13.9 hours of daylight June: 14.3 hours of daylight 14.3 July: 14.1 hours of daylight August: 13.4 hours of daylight September: 12.4 hours of daylight October: 11.3 hours of daylight November: 10.4 hours of daylight December: 10.0 hours of daylight 10.0 JFMAMJJASOND
See all numbers
Monthly climate normals and day counts for Temecula, 1991-2020
MonthHighLowPrecip.Wet daysSnowMuggy daysDaylight
January 66°F42°F 3.0 in6 0.0 in 0 10.2 h
February 67°F43°F 2.9 in6 0.0 in 0 11.0 h
March 72°F46°F 1.5 in5 0.0 in 0 12.0 h
April 77°F49°F 0.5 in3 0.2 in 0 13.0 h
May 82°F54°F 0.2 in1 0.0 in 0 13.9 h
June 90°F58°F 0.07 in0 0.0 in 0 14.3 h
July 97°F64°F 0.2 in1 0.0 in 1 14.1 h
August 98°F65°F 0.06 in1 0.0 in 0 13.4 h
September 93°F61°F 0.2 in1 0.0 in 1 12.4 h
October 83°F54°F 0.5 in2 0.0 in 0 11.3 h
November 73°F46°F 0.6 in3 0.0 in 0 10.4 h
December 65°F40°F 2.0 in5 0.0 in 0 10.0 h

High and low: NOAA 1991-2020 normal daily high and low. Wet days: at least 0.01 in of rain or melted snow. Muggy days: daily mean dew point 65°F or higher.

Best months to visit Temecula

By our comfort score, the best months are March and April.

Comfort score by month (0-100) and its parts, in days per month
MonthScoreComfortableNotable rainHot or cold
Jan 671840
Feb 651441
Mar 711731
Apr 721523
May 661119
Jun 514018
Jul 400027
Aug 370029
Sep 402023
Oct 559111
Nov 681622
Dec 661640

Score = 40 × share of comfortable days + 25 × share of days without notable rain + 20 × share of days neither hot (90°F+) nor cold (high 40°F or below) + 15 × daylight. How the score works.

Frost dates in Temecula

A night at 32°F or below happens in about 17% of years in Temecula, so there is no typical frost date. In most years there is no frost at all.

Station: Fallbrook 5 Ne (USW00053151), NOAA 1991-2020 freeze probabilities. Frost dates for every city in California.

Hottest and coldest readings, 1991-2020

The highest reading was 117°F (September 6, 2020); the lowest was 21°F (January 14, 2007).

From the temperature station's daily records with NOAA quality flags removed. Not an all-time record.

Near Temecula

Similar climates elsewhere

Also covers

Murrieta uses the same temperature and rain stations as Temecula, so its monthly numbers are the ones on this page.

Where the numbers come from

  • Temperature, rain, snowfall and snow depth: Elsinore (USC00042805), 18 mi NW of the city center, 1,268 ft (257 ft higher than the city). NOAA normals and daily records, 1991-2020.
  • Frost dates: Fallbrook 5 Ne (USW00053151), 4.5 mi SSW of the city center, 1,140 ft (129 ft higher than the city). NOAA normals and daily records, 1991-2020.
  • Humidity and wind by hour and cloud cover: March AFB (USW00023119), 29 mi NNW of the city center, 1,516 ft (505 ft higher than the city). NOAA normals and daily records, 1991-2020.
  • Daily humidity and wind: March Air Reserve Base (722860-23119), 29 mi NNW of the city center, 1,536 ft (525 ft higher than the city). Hourly observations, 1991-2020.

Distances from the city center (USGS). Methodology · Report an error