Annual mean 28°C · wettest around October · prevailing wind E
Warmest
34.7 °C
Coldest
31.0 °C
Wettest
93%
Windiest
3.2 m/s
Prevailing
E
2.0 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
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 Alejo over the whole year is 28°C. April is the hottest month, with highs of about 34°C; December is the coldest, with lows of about 21°C. The rainy (wet) season in San Alejo runs from April to November, peaking in October with a 76% chance of rain on a given day. The dry season is December to March; February is the driest month, at 14%. Winds in San Alejo are highest in February, averaging 2.6 m/s (9 km/h), and lightest in October, at 1.1 m/s (4 km/h). The prevailing wind is from the E. The clearest skies in San Alejo come in January, when the sky is typically 32% covered; June is the cloudiest month, at 52%.
Month by month San Alejo 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
33°C
21°C
33°C
28%
32%
2.5 m/s
7
35
3
February
33°C
21°C
34°C
14%
32%
2.6 m/s
6
33
3
March
34°C
24°C
35°C
26%
32%
2.2 m/s
4
18
2
April
34°C
25°C
36°C
47%
39%
2.0 m/s
3
11
1
May
33°C
25°C
37°C
61%
48%
1.4 m/s
3
8
1
June
32°C
22°C
36°C
73%
52%
1.2 m/s
3
11
1
July
33°C
23°C
37°C
60%
45%
1.5 m/s
4
6
1
August
33°C
23°C
37°C
66%
47%
1.4 m/s
3
7
1
September
32°C
22°C
37°C
71%
49%
1.2 m/s
3
8
1
October
31°C
24°C
36°C
76%
48%
1.1 m/s
4
12
1
November
32°C
22°C
35°C
50%
43%
1.3 m/s
5
16
3
December
32°C
21°C
34°C
25%
33%
2.1 m/s
6
27
3
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 Alejo weather by season
Year round, San Alejo has days of about 31°C at their warmest in October, its coolest month, and 34°C in April, its warmest; the coolest hours of the day run from 21°C to 25°C through the year, and the average temperature over the year is 28°C around the clock. Rain is most likely around October 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.
San Alejo weather in winterDecember to February
High 33°CLow 21°CRain 23%
Winter in San Alejo has typical daily highs of about 33°C and lows of about 21°C, with a 23% chance of rain on a given day.
San Alejo weather in springMarch to May
High 34°CLow 25°CRain 45%
Spring in San Alejo has typical daily highs of about 34°C and lows of about 25°C, with a 45% chance of rain on a given day.
San Alejo weather in summerJune to August
High 32°CLow 23°CRain 66%
Summer in San Alejo has typical daily highs of about 32°C and lows of about 23°C, with a 66% chance of rain on a given day.
San Alejo weather in autumnSeptember to November
High 32°CLow 23°CRain 66%
Autumn in San Alejo has typical daily highs of about 32°C and lows of about 23°C, with a 66% chance of rain on a given day.
When is the rainy season in San Alejo?
The rainy (wet) season in San Alejo runs from April to November, peaking in October with a 76% chance of rain on a given day. The dry season is December to March; February is the driest month, at 14%.
What time of year is San Alejo windiest?
Winds in San Alejo are highest in February, averaging 2.6 m/s (9 km/h), and lightest in October, at 1.1 m/s (4 km/h). The prevailing wind is from the E.
What is the average temperature in San Alejo year round?
The average temperature in San Alejo over the whole year is 28°C. April is the hottest month, with highs of about 34°C; December is the coldest, with lows of about 21°C.