Annual mean 21°C · wettest around May · prevailing wind SE
Warmest
33.3 °C
Coldest
15.2 °C
Wettest
87%
Windiest
4.2 m/s
Prevailing
SE
3.4 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 Fresno over the whole year is 21°C. August is the hottest month, with highs of about 33°C; January is the coldest, with lows of about 9°C. Fresno has no sharply defined rainy season: the chance of rain on a given day runs from 61% in February, the driest month, to 73% in May, the wettest. Winds in Fresno are highest in March, averaging 2.9 m/s (10 km/h), and lightest in July, at 1.5 m/s (5 km/h). The prevailing wind is from the SE. The clearest skies in Fresno come in August, when the sky is typically 28% covered; February is the cloudiest month, at 63%.
Month by month Fresno 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
16°C
9°C
13°C
70%
50%
2.7 m/s
38
5
57
February
18°C
12°C
16°C
61%
63%
2.8 m/s
50
14
51
March
22°C
15°C
21°C
65%
58%
2.9 m/s
63
27
48
April
25°C
17°C
24°C
64%
56%
2.9 m/s
56
41
31
May
29°C
22°C
30°C
73%
53%
2.5 m/s
23
51
6
June
31°C
24°C
34°C
70%
36%
2.0 m/s
3
25
0
July
32°C
25°C
36°C
71%
28%
1.5 m/s
2
13
0
August
33°C
25°C
36°C
71%
28%
1.6 m/s
2
13
0
September
30°C
23°C
33°C
67%
34%
1.7 m/s
9
34
2
October
27°C
18°C
27°C
71%
36%
2.0 m/s
31
47
19
November
22°C
14°C
21°C
72%
49%
2.1 m/s
52
28
45
December
18°C
11°C
17°C
66%
55%
2.4 m/s
46
14
54
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 Fresno weather by season
Year round, Fresno has days of about 16°C at their warmest in January, its coolest month, and 33°C in August, its warmest; the coolest hours of the day run from 9°C to 25°C through the year, and the average temperature over the year is 21°C around the clock. Rain is most likely around May and least likely around February. 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.
Fresno weather in winterDecember to February
High 17°CLow 11°CRain 66%
Winter in Fresno has typical daily highs of about 17°C and lows of about 11°C, with a 66% chance of rain on a given day.
Fresno weather in springMarch to May
High 25°CLow 18°CRain 67%
Spring in Fresno has typical daily highs of about 25°C and lows of about 18°C, with a 67% chance of rain on a given day.
Fresno weather in summerJune to August
High 32°CLow 25°CRain 70%
Summer in Fresno has typical daily highs of about 32°C and lows of about 25°C, with a 70% chance of rain on a given day.
Fresno weather in autumnSeptember to November
High 26°CLow 18°CRain 70%
Autumn in Fresno has typical daily highs of about 26°C and lows of about 18°C, with a 70% chance of rain on a given day.
When is the rainy season in Fresno?
Fresno has no sharply defined rainy season: the chance of rain on a given day runs from 61% in February, the driest month, to 73% in May, the wettest.
What time of year is Fresno windiest?
Winds in Fresno are highest in March, averaging 2.9 m/s (10 km/h), and lightest in July, at 1.5 m/s (5 km/h). The prevailing wind is from the SE.
What is the average temperature in Fresno year round?
The average temperature in Fresno over the whole year is 21°C. August is the hottest month, with highs of about 33°C; January is the coldest, with lows of about 9°C.