Annual mean 17°C · wettest around June · prevailing wind NW
Warmest
26.4 °C
Coldest
19.1 °C
Wettest
81%
Windiest
2.8 m/s
Prevailing
NW
2.5 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 San Salvador over the whole year is 17°C. May is the hottest month, with highs of about 26°C; January is the coldest, with lows of about 8°C. The rainy (wet) season in San Salvador runs from May to October, peaking in June with a 55% chance of rain on a given day. The dry season is November to April; February is the driest month, at 26%. Winds in San Salvador are highest in April, averaging 2.3 m/s (8 km/h), and lightest in November, at 1.9 m/s (7 km/h). The prevailing wind is from the NW. The clearest skies in San Salvador come in February, when the sky is typically 36% covered; September is the cloudiest month, at 65%.
Month by month San Salvador 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
19°C
8°C
17°C
32%
43%
2.0 m/s
70
3
80
February
22°C
9°C
19°C
26%
36%
2.2 m/s
77
10
72
March
24°C
11°C
22°C
34%
38%
2.2 m/s
78
21
59
April
25°C
13°C
23°C
40%
45%
2.3 m/s
76
29
47
May
26°C
15°C
25°C
44%
49%
2.2 m/s
72
37
37
June
24°C
15°C
23°C
55%
64%
2.2 m/s
75
19
51
July
23°C
14°C
23°C
52%
63%
2.0 m/s
79
14
56
August
23°C
14°C
23°C
52%
63%
2.1 m/s
78
14
56
September
23°C
14°C
22°C
49%
65%
2.0 m/s
78
12
59
October
22°C
12°C
21°C
43%
58%
2.1 m/s
76
12
66
November
21°C
10°C
19°C
37%
45%
1.9 m/s
75
10
72
December
20°C
8°C
18°C
30%
42%
1.9 m/s
75
5
80
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 Salvador weather by season
Year round, San Salvador has days of about 19°C at their warmest in January, its coolest month, and 26°C in May, its warmest; the coolest hours of the day run from 8°C to 15°C through the year, and the average temperature over the year is 17°C around the clock. Rain is most likely around June 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 Salvador weather in winterDecember to February
High 20°CLow 8°CRain 29%
Winter in San Salvador has typical daily highs of about 20°C and lows of about 8°C, with a 29% chance of rain on a given day.
San Salvador weather in springMarch to May
High 25°CLow 13°CRain 39%
Spring in San Salvador has typical daily highs of about 25°C and lows of about 13°C, with a 39% chance of rain on a given day.
San Salvador weather in summerJune to August
High 23°CLow 14°CRain 53%
Summer in San Salvador has typical daily highs of about 23°C and lows of about 14°C, with a 53% chance of rain on a given day.
San Salvador weather in autumnSeptember to November
High 22°CLow 12°CRain 43%
Autumn in San Salvador has typical daily highs of about 22°C and lows of about 12°C, with a 43% chance of rain on a given day.
When is the rainy season in San Salvador?
The rainy (wet) season in San Salvador runs from May to October, peaking in June with a 55% chance of rain on a given day. The dry season is November to April; February is the driest month, at 26%.
What time of year is San Salvador windiest?
Winds in San Salvador are highest in April, averaging 2.3 m/s (8 km/h), and lightest in November, at 1.9 m/s (7 km/h). The prevailing wind is from the NW.
What is the average temperature in San Salvador year round?
The average temperature in San Salvador over the whole year is 17°C. May is the hottest month, with highs of about 26°C; January is the coldest, with lows of about 8°C.