Annual mean 17°C · wettest around March · prevailing wind SW
Warmest
31.0 °C
Coldest
16.8 °C
Wettest
28%
Windiest
4.0 m/s
Prevailing
SW
3.3 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Temecula over the whole year is 17°C. August is the hottest month, with highs of about 30°C; January is the coldest, with lows of about 8°C. The rainy (wet) season in Temecula runs from November to March, peaking in March with a 27% chance of rain on a given day. The dry season is April to October; August is the driest month, at 6%. Winds in Temecula are highest in May, averaging 2.5 m/s (9 km/h), and lightest in December, at 1.9 m/s (7 km/h). The prevailing wind is from the SW. The clearest skies in Temecula come in November, when the sky is typically 18% covered; May is the cloudiest month, at 43%.
Month by month Temecula climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
17°C
8°C
14°C
24%
25%
2.1 m/s
49
1
86
February
18°C
8°C
15°C
23%
27%
2.3 m/s
52
3
81
March
18°C
9°C
15°C
27%
34%
2.3 m/s
51
3
82
April
21°C
11°C
18°C
15%
33%
2.4 m/s
72
13
77
May
22°C
14°C
20°C
8%
43%
2.5 m/s
79
17
72
June
26°C
17°C
24°C
9%
37%
2.4 m/s
70
34
50
July
29°C
19°C
28°C
9%
26%
2.4 m/s
49
52
23
August
30°C
19°C
29°C
6%
24%
2.3 m/s
45
57
17
September
29°C
18°C
27°C
13%
27%
2.1 m/s
57
48
27
October
26°C
14°C
23°C
16%
23%
2.1 m/s
74
34
50
November
22°C
10°C
18°C
17%
18%
2.0 m/s
77
12
75
December
18°C
8°C
15°C
22%
24%
1.9 m/s
59
1
86
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Temecula weather by season
Year round, Temecula has days of about 17°C at their warmest in January, its coolest month, and 30°C in August, its warmest; the coolest hours of the day run from 8°C to 19°C through the year, and the average temperature over the year is 17°C around the clock. Rain is most likely around March and least likely around August. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Temecula weather in winterDecember to February
High 18°CLow 8°CRain 23%
Winter in Temecula has typical daily highs of about 18°C and lows of about 8°C, with a 23% chance of rain on a given day.
Temecula weather in springMarch to May
High 20°CLow 11°CRain 16%
Spring in Temecula has typical daily highs of about 20°C and lows of about 11°C, with a 16% chance of rain on a given day.
Temecula weather in summerJune to August
High 29°CLow 18°CRain 8%
Summer in Temecula has typical daily highs of about 29°C and lows of about 18°C, with a 8% chance of rain on a given day.
Temecula weather in autumnSeptember to November
High 26°CLow 14°CRain 15%
Autumn in Temecula has typical daily highs of about 26°C and lows of about 14°C, with a 15% chance of rain on a given day.
When is the rainy season in Temecula?
The rainy (wet) season in Temecula runs from November to March, peaking in March with a 27% chance of rain on a given day. The dry season is April to October; August is the driest month, at 6%.
What time of year is Temecula windiest?
Winds in Temecula are highest in May, averaging 2.5 m/s (9 km/h), and lightest in December, at 1.9 m/s (7 km/h). The prevailing wind is from the SW.
What is the average temperature in Temecula year round?
The average temperature in Temecula over the whole year is 17°C. August is the hottest month, with highs of about 30°C; January is the coldest, with lows of about 8°C.