Grevenbroich weather in May

In May, Grevenbroich sees average daytime highs of 19°C and overnight lows near 10°C, with 54 mm of rain across 10.9 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 Grevenbroich's 6th-clearest and 9th-windiest month. For the whole year in context, see Grevenbroich's year-round climate.

Daytime high
19°
5th warmest
Overnight low
10°
8th coldest
Rainfall
54 mm
10.9 wet days
Daylight
15 h 18 min
4:51 AM – 8:09 PM
Cloud cover
68%
6th clearest
Wind
11 km/h
9th windiest
Solar energy
5.05 kWh/m²
Travel score
5.7
out of 10
Air quality
Good
PM10 20.9 µg/m³ · 2019

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 Grevenbroich reaches about 19°C in the afternoon and slips back to 10°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
7179
8189
9189
10189
11189
12189
13189
14189
15189
16189
171910
181910
191910
201910
211910
221910
231910
242010
252011
262011
272011
282011
292011
302011
312011

How May really feels in Grevenbroich

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.

Grevenbroich 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 / 6212.81.98.20.2
Feb / 5511.42.69.60.7
Mar10° / 5512.3111.52.3
Apr15° / 44100.113.54.3
May19° / 10°5410.9015.35.7
Jun21° / 13°6211.5016.26.1
Jul24° / 15°6811.9015.96.5
Aug23° / 14°6711.3014.46.5
Sep19° / 11°5810.3012.46.0
Oct15° / 6211.2010.44.2
Nov / 6212.40.58.71.8
Dec / 7213.82.37.80.5

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 15% of May, with mostly cloudy or overcast conditions the remaining 69%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13169
23169
33268
43268
53268
63268
73367
83268
93268
103268
113268
123169
133169
143169
153169
163070
173070
183070
193070
203070
213169
223070
233070
243169
253169
263169
273169
283169
293268
303268
313268

Chance of precipitation in May

Any precipitation

Grevenbroich gets around 54 mm of rain over 10.9 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 36% and peaks near 38% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
138
238
337
437
537
636
736
835
935
1035
1135
1235
1335
1436
1535
1635
1735
1835
1935
2035
2135
2235
2335
2435
2535
2636
2736
2836
2937
3038
3138

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
59730
69730
79730
89730
99640
109640
119640
129550
139550
149550
159460
169460
179271
189271
199181
209091
218992
2288102
2387103
2486113
2584124
2683134
2781145
2880146
2979156
3077167
3175178

Wind in May

Winds average 11 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
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
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 5:16 AM to 4:33 AM, and sunset from 7:46 PM to 8:29 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.55:167:46
214.65:147:47
314.65:127:49
414.75:117:51
514.75:097:52
614.85:077:54
714.85:057:55
814.95:037:57
914.95:027:58
1015.05:008:00
1115.14:588:02
1215.14:578:03
1315.24:558:05
1415.24:548:06
1515.34:528:08
1615.34:518:09
1715.44:498:11
1815.44:488:12
1915.54:468:14
2015.54:458:15
2115.54:448:16
2215.64:428:18
2315.64:418:19
2415.74:408:21
2515.74:398:22
2615.84:388:23
2715.84:378:24
2815.84:368:26
2915.94:358:27
3015.94:348:28
3115.94:338:29

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.05 kWh/m².

For context, solar energy here swings from a low near 0.63 kWh/m² to a high of 5.32 kWh/m² in June across the year — May's 5.05 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.8Bright
54.8Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
104.9Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.2Bright
245.2Bright
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 Grevenbroich?

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

5.7
Sightseeing
5th-best month of the year
2.2
Beach & pool
5th-best month of the year

May is a reasonable time to visit Grevenbroich for sightseeing.

What to pack for Grevenbroich in May

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

In May, Grevenbroich sees daytime highs around 19°C and nights near 10°C. Worth packing: rain gear and sun protection. About 11 days see rain.

rain gearsun protection

UV index in Grevenbroich in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Grevenbroich 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 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 13UV 6Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May5High
Jun6High
Jul6High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low

Air quality in Grevenbroich 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 Grevenbroich is worst in April — around 15 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (December, 9 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1415 µg/m³Dec 109 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb11Good
Mar14Moderate
Apr15Moderate
May13Moderate
Jun14Moderate
Jul12Good
Aug12Moderate
Sep12Good
Oct10Good
Nov9Good
Dec9Good
Location & terrain

Where is Grevenbroich?

Grevenbroich sits at 51.1°N, 6.6°E, 52 m above sea level, in Germany. The nearest listed city is Jüchen, 6.0 km away.

Topography around Grevenbroich

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

Within 3 km, the terrain around Grevenbroich has only modest variations in elevation — a maximum elevation change of 130 m around an average of 65 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 273 m; within 80 km, large variations in elevation — a maximum elevation change of 990 m.

The land around Grevenbroich is covered by cropland (35%), trees (34%) and artificial surfaces (22%) within 3 km, cropland (52%) and trees (21%) within 16 km, and trees (42%), cropland (24%) and grassland (21%) within 80 km.

3 km
130 m
16 km
273 m
80 km
990 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Jüchen 6.0 km · Neubrück 6.0 km · Bedburg 11 km · Korschenbroich 12 km · Neuss 14 km · Mönchengladbach 14 km · Bergheim 16 km · Kaarst 16 km

Germany travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 80% of US
price level, 2025
GDP per capita
$60,496
2025
Happiness
6.9 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
0.9
per 100k, 2023
Road deaths
3.8
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 615
Religion
none 44%Roman Catholic 25%Protestant 23%other 5%

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 Grevenbroich (51.091°, 6.5827°, elevation 52 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).