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Climate Lab — San Francisco, El Salvador

Climate Lab·

Monthly climate metrics across temperature, precipitation, wind, and UV.

MetricJanFebMarAprMayJunJulAugSepOctNovDecYear
Temperature
Daily high°C
33
34
35
34
33
32
32
31
31
31
31
32
32
Daily mean°C
28
30
31
30
29
27
29
27
27
27
27
28
28
Daily low°C
22
22
24
24
25
23
24
24
23
23
22
22
23
Thermal comfort
High feels°C
37
38
39
39
39
37
37
37
37
37
36
36
37
Mean feels°C
32
33
34
34
35
32
34
33
33
32
32
31
33
Low feels°C
22
22
25
26
27
25
26
26
25
25
24
22
25
Humidity
Humidity%
45
42
44
54
70
77
70
73
81
77
73
52
63
Dewpoint°C
16.1
15.1
16.0
19.7
22.0
22.5
21.5
22.3
22.4
22.5
21.5
17.6
19.9
Precipitation
Rainfallmm
1
2
7
59
133
359
169
212
381
326
118
2
1767
Rain days≥1mm
0
0
2
12
24
26
20
25
29
27
14
1
180
Wind
Wind avgm/s
2.0
2.4
2.2
1.7
1.4
1.2
1.4
1.2
1.1
1.1
1.2
2.0
1.6
Wind gustsm/s
4.3
4.9
4.3
3.8
2.8
2.6
3.2
2.5
2.3
2.3
2.7
4.0
3.3
Sun & UV
Sunshinehrs/day
9.4
9.8
10.4
10.3
10.0
9.6
10.2
9.7
9.3
9.0
9.3
10.0
9.7
Clear skyindex
74%
83%
75%
49%
46%
32%
45%
36%
40%
39%
47%
76%
53%
UV indexmax avg
8.8
10.9
11.2
10.4
9.4
9.7
10.0
10.4
9.9
8.9
8.3
7.9
9.7
Based on 2014–2024 hourly climate data · Updated Mar 2025
Confidence: High

How winter feel compares

Compared across El Salvador

San Francisco: 24.6 °C. Typical range in El Salvador: 21.8–24.6 °C. Low anchor: Metapán, 19.4 °C. High anchor: La Unión, 25.8 °C.

24 cities tracked

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