Climate LabHaarlem, The Netherlands

Climate Lab·

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

MetricJanFebMarAprMayJunJulAugSepOctNovDecYear
Temperature
Daily high°C
9
10
11
14
18
21
21
23
22
16
12
10
16
Daily mean°C
6
7
7
10
13
17
18
20
17
13
10
6
12
Daily low°C
2
5
4
6
10
13
16
16
13
10
6
2
9
Thermal comfort
High feels°C
1
6
10
15
22
26
25
28
24
16
8
3
15
Mean feels°C
-7
-4
-2
4
12
18
18
20
14
7
0
-5
6
Low feels°C
-13
-16
-10
-5
4
8
9
10
5
-2
-7
-13
-3
Humidity
Humidity%
85
84
80
72
76
76
77
79
81
85
85
87
81
Dewpoint°C
3.9
3.9
3.4
4.8
9.2
12.5
13.7
14.7
13.7
10.8
7.2
4.6
8.5
Precipitation
Rainfallmm
81
99
61
51
51
87
94
106
82
157
95
78
1042
Rain days≥1mm
12
18
13
11
10
12
17
15
14
19
15
20
176
Snowfallmm
0
0
0
0
0
0
0
0
0
0
0
0
0
Wind
Wind avgm/s
6.4
6.7
5.5
5.3
4.8
4.4
4.8
4.4
4.0
6.2
5.5
5.7
5.3
Wind gustsm/s
11.2
11.0
10.5
9.9
8.3
7.5
9.1
9.1
8.7
10.1
10.8
11.1
9.8
Sun & UV
Sunshinehrs/day
3.0
4.9
7.6
10.0
11.2
11.8
10.9
10.5
8.7
5.2
3.3
1.7
7.4
Clear skyindex
16%
29%
34%
41%
42%
44%
41%
49%
43%
24%
24%
14%
33%
UV indexmax avg
0.4
0.9
1.7
3.3
4.5
5.4
5.1
4.3
3.1
1.4
0.6
0.3
2.6
Based on 2014–2024 hourly climate data · Updated Mar 2025
Confidence: High

How winter feel compares

Compared across The Netherlands

Haarlem: -11.5 °C. Typical range in The Netherlands: -10.9-9.0 °C. Low anchor: Harlingen, -16.5 °C. High anchor: Tilburg, -8.5 °C.

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