Diepenbeek weather in May

In May, Diepenbeek sees average daytime highs of 19°C and overnight lows near 9°C, with 59 mm of rain across 12.1 wet days and about 15.3 hours of daylight. It is the 5th-warmest and 11th-wettest month of the year here.

Highs climb over the month, from about 17°C in the first days to 20°C by the end. The sky is clear or mostly clear about 16% of the time in May, and the air most often feels dry.

Daylight stretches from about 14 h 30 min at the start of May to 15 h 54 min by month's end. Set against the rest of the year, May is Diepenbeek's 5th-clearest and 8th-windiest month. For the whole year in context, see Diepenbeek's year-round climate.

Daytime high
19°
5th warmest
Overnight low
8th coldest
Rainfall
59 mm
12.1 wet days
Daylight
15 h 18 min
4:56 AM – 8:13 PM
Cloud cover
69%
5th clearest
Wind
12 km/h
8th windiest
Solar energy
5 kWh/m²
Travel score
5.5
out of 10

Diepenbeek is town in Diepenbeek municipality, Belgium.

Air quality
Moderate
PM2.5 14.3 µg/m³ · 2018

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 17°C in the first days to 20°C by the end.

A typical May day in Diepenbeek reaches about 19°C in the afternoon and slips back to 9°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 25°C. Set against its neighbours, May runs about 4°C warmer than April and about 3°C cooler than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1178
2178
3178
4178
5178
6178
7178
8188
9189
10189
11189
12189
13189
14189
15189
16189
17199
181910
191910
201910
211910
221910
231910
242010
252010
262011
272011
282011
292011
302011
312011

How May really feels in Diepenbeek

Once humidity and wind are folded in, May averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Diepenbeek weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 6612.21.48.20.3
Feb / 6011.429.70.7
Mar11° / 6012.60.911.52.3
Apr15° / 4810.60.113.54.2
May19° / 5912.1015.35.5
Jun21° / 12°6812.2016.26.0
Jul23° / 14°7612.7015.86.4
Aug23° / 14°7412014.36.4
Sep19° / 11°6010.5012.45.9
Oct15° / 6111.1010.44.1
Nov10° / 6412.40.38.71.9
Dec / 7713.51.97.80.5

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 14% of May, with mostly cloudy or overcast conditions the remaining 70%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12971
22971
32971
42872
52971
62971
73070
83070
93070
103070
113169
123268
133268
143268
153169
163169
173070
183070
193070
203169
213169
223169
233169
243070
253169
263169
273169
283169
293169
303169
313169

Chance of precipitation in May

Any precipitation

Diepenbeek gets around 59 mm of rain over 12.1 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 40% and peaks near 43% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
140
240
340
440
539
639
739
839
939
1039
1139
1239
1339
1439
1539
1639
1739
1839
1939
2039
2139
2239
2339
2439
2540
2640
2740
2841
2941
3042
3143

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

Most of May feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, May lands in the dry band about 91% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19910
29820
39820
49820
59820
69730
79730
89730
99730
109730
119640
129640
139640
149550
159550
169460
179460
189271
199181
209091
219091
2289101
2387112
2486122
2584133
2683143
2781154
2880164
2978175
3078175
3176186

Wind in May

Winds average 12 km/h in May.

Across May, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 14 h 30 min at the start of May to 15 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 84 minutes over May. Sunrise moves from 5:21 AM to 4:38 AM, and sunset from 7:50 PM to 8:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.55:217:50
214.55:197:51
314.65:187:53
414.65:167:55
514.75:147:56
614.85:127:58
714.85:107:59
814.95:098:01
914.95:078:03
1015.05:058:04
1115.05:048:06
1215.15:028:07
1315.15:008:09
1415.24:598:10
1515.24:578:12
1615.34:568:13
1715.34:558:15
1815.44:538:16
1915.44:528:18
2015.54:508:19
2115.54:498:20
2215.64:488:22
2315.64:478:23
2415.64:458:24
2515.74:448:26
2615.74:438:27
2715.84:428:28
2815.84:418:30
2915.84:408:31
3015.94:398:32
3115.94:388:33

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5 kWh/m².

For context, solar energy here swings from a low near 0.62 kWh/m² to a high of 5.25 kWh/m² in June across the year — May's 5 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.7Bright
54.7Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.8Bright
114.9Bright
124.9Bright
134.9Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.1Bright
255.2Bright
265.2Bright
275.2Bright
285.2Bright
295.2Bright
305.2Bright
315.2Bright
Planning a trip in May

Is May a good time to visit Diepenbeek?

Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.5
Sightseeing
5th-best month of the year
2.1
Beach & pool
5th-best month of the year

May is a reasonable time to visit Diepenbeek for sightseeing.

What to pack for Diepenbeek in May

From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In May, Diepenbeek sees daytime highs around 19°C and nights near 9°C. Worth packing: rain gear and sun protection. About 12 days see rain.

rain gearsun protection

UV index in Diepenbeek in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Diepenbeek peaks around July 13 at about 6 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near January 1 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 13UV 6Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May6High
Jun6High
Jul7High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low

Air quality in Diepenbeek in May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.

Air quality in Diepenbeek is worst in April — around 18 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

Seasonal pattern from CAMS reanalysis, scaled to Diepenbeek's WHO annual average of 14.3 µg/m³.

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1218 µg/m³Dec 1311 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb13Moderate
Mar17Moderate
Apr18Moderate
May16Moderate
Jun15Moderate
Jul14Moderate
Aug15Moderate
Sep14Moderate
Oct13Moderate
Nov12Moderate
Dec11Good
Location & terrain

Where is Diepenbeek?

Diepenbeek sits at 50.9°N, 5.4°E, 50 m above sea level, in Belgium. The nearest listed city is Hasselt, 6.0 km away.

Lanaken

Topography around Diepenbeek

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Diepenbeek.

Within 3 km, the terrain around Diepenbeek has only modest variations in elevation — a maximum elevation change of 48 m around an average of 45 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 157 m; within 80 km, large variations in elevation — a maximum elevation change of 989 m.

The land around Diepenbeek is covered by grassland (33%) and trees (32%) within 3 km, trees (41%) and grassland (24%) within 16 km, and trees (37%), cropland (27%) and grassland (24%) within 80 km.

3 km
48 m
16 km
157 m
80 km
989 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Hasselt 6.0 km · Bilzen 8.0 km · Genk 9.0 km · Zonhoven 10 km · Houthalen 14 km · Tongeren 15 km · Zolder 15 km · Lanaken 16 km

Belgium travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
230 V · 50 Hz
Prices
≈ 81% of US
price level, 2025
GDP per capita
$60,750
2025
Happiness
6.9 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
1.1
per 100k, 2021
Road deaths
5.8
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 608
Religion
Roman Catholic 57%nonbeliever/agnostic 20%atheist 9%Muslim 7%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Diepenbeek (50.9077°, 5.4188°, elevation 50 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).