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Climate Lab — Pematangsiantar, Indonesia

Climate Lab·

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

MetricJanFebMarAprMayJunJulAugSepOctNovDecYear
Temperature
Daily high°C
29
29
29
29
30
29
30
29
29
28
28
28
29
Daily mean°C
25
25
26
26
26
26
26
26
25
25
25
25
25
Daily low°C
22
22
22
23
23
23
23
23
22
22
22
22
22
Thermal comfort
High feels°C
33
33
34
34
35
34
35
34
34
34
33
33
34
Mean feels°C
28
30
30
30
30
30
30
29
29
29
28
28
29
Low feels°C
22
22
22
23
24
23
23
23
23
23
23
22
23
Humidity
Humidity%
86
85
85
86
85
86
87
88
86
87
89
88
86
Dewpoint°C
21.9
22.1
22.5
22.9
23.2
23.1
22.9
22.7
22.6
22.5
22.7
22.4
22.6
Precipitation
Rainfallmm
284
147
230
205
284
252
142
278
289
335
330
234
3008
Rain days≥1mm
27
24
28
27
28
29
27
30
29
31
30
29
339
Wind
Wind avgm/s
1.2
1.3
1.2
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.2
1.1
Wind gustsm/s
2.5
2.6
2.5
2.2
2.1
2.1
2.2
2.2
2.1
2.1
2.3
2.7
2.3
Sun & UV
Sunshinehrs/day
8.9
9.2
8.9
8.0
8.7
9.0
9.0
8.0
8.0
7.0
6.0
7.0
8.1
Clear skyindex
19%
30%
29%
22%
23%
26%
28%
24%
22%
18%
16%
16%
23%
UV indexmax avg
7.9
9.1
9.3
8.2
8.3
8.3
8.7
9.2
9.2
8.6
7.3
6.9
8.4
Based on 2014–2024 hourly climate data · Updated Mar 2025
Confidence: High

How winter feel compares

Compared across Indonesia

Pematangsiantar: 23.4 °C. Typical range in Indonesia: 23.5–26.7 °C. Low anchor: Denpasar, 22.0 °C. High anchor: Tegal, 28.2 °C.

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