Annual mean 15°C · wettest around March · prevailing wind W
Warmest
25.7 °C
Coldest
14.2 °C
Wettest
13%
Windiest
5.2 m/s
Prevailing
W
3.8 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 Atascadero over the whole year is 15°C. August is the hottest month, with highs of about 25°C; February is the coldest, with lows of about 7°C. Atascadero has no sharply defined rainy season: the chance of rain on a given day runs from 1% in July, the driest month, to 14% in March, the wettest. Winds in Atascadero are highest in May, averaging 3.7 m/s (13 km/h), and lightest in November, at 2.3 m/s (8 km/h). The prevailing wind is from the W. The clearest skies in Atascadero come in October, when the sky is typically 21% covered; March is the cloudiest month, at 40%.
Month by month Atascadero 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
15°C
7°C
12°C
13%
36%
2.6 m/s
27
1
84
February
15°C
7°C
12°C
12%
30%
2.9 m/s
35
2
82
March
16°C
8°C
13°C
14%
40%
3.0 m/s
37
2
83
April
19°C
9°C
16°C
6%
31%
3.5 m/s
55
9
80
May
20°C
11°C
17°C
5%
35%
3.7 m/s
60
15
75
June
23°C
13°C
21°C
2%
26%
3.6 m/s
62
29
59
July
25°C
14°C
24°C
1%
25%
3.1 m/s
60
38
47
August
25°C
14°C
24°C
2%
26%
3.0 m/s
60
43
43
September
24°C
14°C
23°C
2%
25%
2.7 m/s
67
37
50
October
23°C
11°C
21°C
4%
21%
2.4 m/s
78
25
66
November
19°C
8°C
16°C
7%
22%
2.3 m/s
63
5
86
December
15°C
7°C
12°C
13%
32%
2.3 m/s
31
0
84
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 Atascadero weather by season
Year round, Atascadero has days of about 15°C at their warmest in January, its coolest month, and 25°C in August, its warmest; the coolest hours of the day run from 7°C to 14°C through the year, and the average temperature over the year is 15°C around the clock. Rain is most likely around March and least likely around July. 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.
Atascadero weather in winterDecember to February
High 15°CLow 7°CRain 13%
Winter in Atascadero has typical daily highs of about 15°C and lows of about 7°C, with a 13% chance of rain on a given day.
Atascadero weather in springMarch to May
High 18°CLow 9°CRain 8%
Spring in Atascadero has typical daily highs of about 18°C and lows of about 9°C, with a 8% chance of rain on a given day.
Atascadero weather in summerJune to August
High 24°CLow 14°CRain 2%
Summer in Atascadero has typical daily highs of about 24°C and lows of about 14°C, with a 2% chance of rain on a given day.
Atascadero weather in autumnSeptember to November
High 22°CLow 11°CRain 5%
Autumn in Atascadero has typical daily highs of about 22°C and lows of about 11°C, with a 5% chance of rain on a given day.
When is the rainy season in Atascadero?
Atascadero has no sharply defined rainy season: the chance of rain on a given day runs from 1% in July, the driest month, to 14% in March, the wettest.
What time of year is Atascadero windiest?
Winds in Atascadero are highest in May, averaging 3.7 m/s (13 km/h), and lightest in November, at 2.3 m/s (8 km/h). The prevailing wind is from the W.
What is the average temperature in Atascadero year round?
The average temperature in Atascadero over the whole year is 15°C. August is the hottest month, with highs of about 25°C; February is the coldest, with lows of about 7°C.