San Salvador Weather

San Salvador has a tropical wet and dry climate under the Köppen climate classification, and enjoys very warm to hot weather all year round, with daily mean temperatures of 27 °C or 80.6 °F. Its weather cools from the months of November through February due to seasonal winds of the dry season. During these months one can expect a daily mean of 22.2 °C (72.0 °F). The hottest months of the year are April and May, during the transition from the dry season (November to April), to the rainy season (May to October). In April and May average maximum temperatures reach 32.2 °C (90.0 °F). The highest reading ever recorded was 38.5 °C (101.3 °F), the lowest was 8.2 °C (46.8 °F). The highest dew point was 27 °C (81 °F) and the lowest −10 °C (14 °F). Thunderstorms occur almost daily during the rainy season, mostly in the afternoon and through the night—by morning the sky clears and the days are usually sunny until the afternoon storms.

Average Temperature
Jan
81 °F
27 °C
Feb
82 °F
28 °C
Mar
84 °F
29 °C
Apr
83 °F
29 °C
May
81 °F
27 °C
Jun
81 °F
27 °C
Jul
82 °F
28 °C
Aug
81 °F
27 °C
Sep
81 °F
27 °C
Oct
77 °F
25 °C
Nov
81 °F
27 °C
Dec
81 °F
27 °C
Humidity
Jan
69%
Feb
72%
Mar
62%
Apr
73%
May
89%
Jun
90%
Jul
85%
Aug
89%
Sep
91%
Oct
95%
Nov
81%
Dec
75%
Rain
Jan
8mm
Feb
10mm
Mar
5mm
Apr
46mm
May
154mm
Jun
197mm
Jul
191mm
Aug
227mm
Sep
201mm
Oct
184mm
Nov
59mm
Dec
15mm
Clouds
Jan
13%
Feb
25%
Mar
17%
Apr
31%
May
74%
Jun
71%
Jul
46%
Aug
59%
Sep
70%
Oct
80%
Nov
38%
Dec
17%
Air quality US AQI
Jan
24
Feb
162
Mar
162
Apr
162
May
162
Jun
162
Jul
162
Aug
162
Sep
162
Oct
162
Nov
162
Dec
52
Sun
Jan
10UVI
Feb
11UVI
Mar
14UVI
Apr
11UVI
May
8UVI
Jun
8UVI
Jul
10UVI
Aug
10UVI
Sep
8UVI
Oct
7UVI
Nov
9UVI
Dec
9UVI

See also