Climate LabLa Unión, El Salvador

Climate Lab·

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

MetricJanFebMarAprMayJunJulAugSepOctNovDecYear
Temperature
Daily high°C
30
30
30
30
30
30
31
30
30
29
29
30
30
Daily mean°C
28
28
28
28
29
28
29
28
28
28
28
28
28
Daily low°C
26
27
27
27
27
26
27
26
26
27
26
26
27
Thermal comfort
High feels°C
38
38
39
39
39
37
38
37
37
37
37
37
38
Mean feels°C
33
33
34
35
35
33
35
34
33
33
33
33
34
Low feels°C
23
23
26
27
28
26
27
27
26
26
24
23
26
Humidity
Humidity%
66
64
73
76
79
77
73
75
79
78
76
68
74
Dewpoint°C
21.3
21.1
22.2
23.6
24.6
23.7
23.5
23.8
23.6
23.5
23.2
22.0
23.0
Precipitation
Rainfallmm
1
0
5
80
148
508
136
215
399
366
97
3
1958
Rain days≥1mm
0
0
0
14
23
26
15
19
28
27
16
1
169
Wind
Wind avgm/s
3.4
4.3
4.0
4.0
3.2
2.5
2.6
2.6
2.2
2.4
2.4
3.0
3.1
Wind gustsm/s
7.2
8.0
6.9
7.0
6.4
5.1
5.1
5.3
4.9
5.0
6.0
6.2
6.1
Sun & UV
Sunshinehrs/day
9.8
9.9
10.7
10.7
10.6
9.8
10.6
10.3
9.4
9.6
9.4
10.6
10.1
Clear skyindex
88%
86%
80%
55%
43%
34%
46%
39%
42%
44%
52%
82%
58%
UV indexmax avg
9.0
11.1
12.1
11.4
10.4
10.3
10.7
10.8
10.5
9.4
8.4
8.1
10.2
Based on 2014–2024 hourly climate data · Updated Mar 2025
Confidence: High

How winter feel compares

Compared across El Salvador

La Unión: 25.8 °C. Typical range in El Salvador: 21.824.6 °C. Low anchor: Metapán, 19.4 °C.

24 cities tracked