Annual mean 15°C · wettest around March · prevailing wind NW
Warmest
23.1 °C
Coldest
12.3 °C
Wettest
43%
Windiest
5.1 m/s
Prevailing
NW
4.1 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
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 San Leandro over the whole year is 15°C. August is the hottest month, with highs of about 22°C; February is the coldest, with lows of about 8°C. The rainy (wet) season in San Leandro runs from October to May, peaking in March with a 44% chance of rain on a given day. The dry season is June to September; June is the driest month, at 15%. Winds in San Leandro are highest in June, averaging 4.1 m/s (15 km/h), and lightest in November, at 2.2 m/s (8 km/h). The prevailing wind is from the NW. The clearest skies in San Leandro come in June, when the sky is typically 27% covered; January is the cloudiest month, at 48%.
Month by month San Leandro 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
13°C
8°C
10°C
43%
48%
2.6 m/s
13
0
77
February
14°C
8°C
11°C
42%
35%
3.0 m/s
21
0
75
March
15°C
9°C
12°C
44%
45%
3.2 m/s
25
0
79
April
17°C
10°C
14°C
37%
36%
3.5 m/s
45
3
82
May
19°C
12°C
16°C
34%
36%
4.0 m/s
56
9
78
June
21°C
14°C
19°C
15%
27%
4.1 m/s
64
20
68
July
22°C
15°C
20°C
20%
31%
4.0 m/s
70
25
63
August
22°C
16°C
21°C
19%
33%
3.7 m/s
76
28
59
September
22°C
15°C
21°C
21%
30%
3.2 m/s
75
23
64
October
21°C
13°C
19°C
33%
27%
2.6 m/s
73
13
75
November
16°C
10°C
14°C
38%
33%
2.2 m/s
40
1
86
December
13°C
8°C
11°C
43%
43%
2.4 m/s
13
0
78
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 San Leandro weather by season
Year round, San Leandro has days of about 13°C at their warmest in January, its coolest month, and 22°C in August, its warmest; the coolest hours of the day run from 8°C to 16°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 June. 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.
San Leandro weather in winterDecember to February
High 13°CLow 8°CRain 43%
Winter in San Leandro has typical daily highs of about 13°C and lows of about 8°C, with a 43% chance of rain on a given day.
San Leandro weather in springMarch to May
High 17°CLow 11°CRain 39%
Spring in San Leandro has typical daily highs of about 17°C and lows of about 11°C, with a 39% chance of rain on a given day.
San Leandro weather in summerJune to August
High 22°CLow 15°CRain 18%
Summer in San Leandro has typical daily highs of about 22°C and lows of about 15°C, with a 18% chance of rain on a given day.
San Leandro weather in autumnSeptember to November
High 20°CLow 12°CRain 31%
Autumn in San Leandro has typical daily highs of about 20°C and lows of about 12°C, with a 31% chance of rain on a given day.
When is the rainy season in San Leandro?
The rainy (wet) season in San Leandro runs from October to May, peaking in March with a 44% chance of rain on a given day. The dry season is June to September; June is the driest month, at 15%.
What time of year is San Leandro windiest?
Winds in San Leandro are highest in June, averaging 4.1 m/s (15 km/h), and lightest in November, at 2.2 m/s (8 km/h). The prevailing wind is from the NW.
What is the average temperature in San Leandro year round?
The average temperature in San Leandro over the whole year is 15°C. August is the hottest month, with highs of about 22°C; February is the coldest, with lows of about 8°C.