Worms weather in May

In May, Worms sees average daytime highs of 19°C and overnight lows near 10°C, with 61 mm of rain across 10.9 wet days and about 15.1 hours of daylight. It is the 5th-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 18°C in the first days to 21°C by the end. The sky is clear or mostly clear about 21% of the time in May, and the air most often feels dry.

Daylight stretches from about 14 h 24 min at the start of May to 15 h 42 min by month's end. Set against the rest of the year, May is Worms's 6th-clearest and 8th-windiest month. For the whole year in context, see Worms's year-round climate.

Daytime high
19°
5th warmest
Overnight low
10°
8th coldest
Rainfall
61 mm
10.9 wet days
Daylight
15 h 06 min
4:49 AM – 7:57 PM
Cloud cover
65%
6th clearest
Wind
10 km/h
8th windiest
Solar energy
5.21 kWh/m²
Travel score
5.9
out of 10
Air quality
Moderate
PM2.5 11.8 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 18°C in the first days to 21°C by the end.

A typical May day in Worms reaches about 19°C in the afternoon and slips back to 10°C overnight — a 10°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)
1188
2188
3188
4188
5189
6189
7189
8189
9189
10189
11199
12199
13199
141910
151910
161910
171910
181910
192010
202010
212010
222010
232011
242011
252111
262111
272111
282111
292111
302112
312112

How May really feels in Worms

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.

Worms weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -0°4810.72.28.40.0
Feb / 419.31.99.80.4
Mar10° / 4710.4111.52.4
Apr15° / 419.10.113.44.6
May19° / 10°6110.9015.15.9
Jun23° / 13°5410.10166.6
Jul25° / 15°5711015.66.7
Aug25° / 15°529.7014.26.9
Sep20° / 11°519012.46.3
Oct14° / 5310.7010.54.1
Nov / 5311.20.68.91.4
Dec / 61132.580.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% 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 64%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13862
23763
33664
43664
53664
63664
73664
83664
93664
103664
113565
123565
133565
143565
153565
163565
173466
183466
193565
203565
213565
223565
233565
243664
253664
263664
273763
283664
293763
303763
313664

Chance of precipitation in May

Any precipitation

Worms gets around 61 mm of rain over 10.9 wet days in May, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 35% and peaks near 38% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
138
238
338
438
538
638
737
837
937
1036
1136
1236
1336
1436
1535
1635
1735
1834
1934
2034
2133
2233
2333
2433
2533
2633
2733
2833
2933
3033
3133

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 (%)
19820
29820
39730
49730
59730
69730
79640
89640
99640
109640
119550
129550
139550
149460
159460
169460
179370
189370
199181
209091
219091
2289101
2387112
2486122
2585123
2684133
2783143
2881154
2980164
3078175
3177185

Wind in May

Winds average 10 km/h in May.

Across May, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 14 h 24 min at the start of May to 15 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 78 minutes over May. Sunrise moves from 5:13 AM to 4:32 AM, and sunset from 7:35 PM to 8:16 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.45:137:35
214.45:117:36
314.55:097:38
414.55:087:39
514.65:067:41
614.65:047:42
714.75:037:44
814.75:017:45
914.84:597:47
1014.84:587:48
1114.94:567:50
1214.94:557:51
1315.04:537:53
1415.04:527:54
1515.14:507:55
1615.14:497:57
1715.24:477:58
1815.24:468:00
1915.34:458:01
2015.34:448:02
2115.44:428:04
2215.44:418:05
2315.44:408:06
2415.54:398:07
2515.54:388:09
2615.64:378:10
2715.64:368:11
2815.64:358:12
2915.74:348:13
3015.74:338:15
3115.74:328:16

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.21 kWh/m².

For context, solar energy here swings from a low near 0.69 kWh/m² to a high of 5.6 kWh/m² in June across the year — May's 5.21 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.1Bright
105.1Bright
115.1Bright
125.1Bright
135.2Bright
145.2Bright
155.2Bright
165.2Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.4Bright
245.4Bright
255.4Bright
265.4Bright
275.4Bright
285.4Bright
295.4Bright
305.5Bright
315.5Bright
Planning a trip in May

Is May a good time to visit Worms?

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

5.9
Sightseeing
5th-best month of the year
2.7
Beach & pool
5th-best month of the year

May is a reasonable time to visit Worms for sightseeing.

What to pack for Worms in May

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

In May, Worms 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 Worms 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 Worms peaks around July 15 at about 7 (very 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighHighModerateLowJul 15UV 7Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr4Moderate
May6High
Jun7High
Jul7Very high
Aug6High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Worms 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 Worms is worst in April — around 15 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (November, 9 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Worms's WHO annual average of 11.8 µg/m³.

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1615 µg/m³Nov 229 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb11Good
Mar14Moderate
Apr15Moderate
May13Moderate
Jun14Moderate
Jul12Moderate
Aug12Moderate
Sep12Good
Oct10Good
Nov9Good
Dec9Good
Location & terrain

Where is Worms?

Worms sits at 49.6°N, 8.4°E, 104 m above sea level, in Germany. The nearest listed city is Bürstadt, 7.0 km away.

Topography around Worms

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

Within 3 km, the terrain around Worms has only modest variations in elevation — a maximum elevation change of 53 m around an average of 97 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 227 m; within 80 km, large variations in elevation — a maximum elevation change of 850 m.

The land around Worms is covered by artificial surfaces (33%), cropland (25%) and trees (22%) within 3 km, cropland (45%) within 16 km, and trees (51%) and cropland (25%) within 80 km.

3 km
53 m
16 km
227 m
80 km
850 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Bürstadt 7.0 km · Lampertheim 9.0 km · Frankenthal 11 km · Mannheim 18 km · Ludwigshafen am Rhein 18 km · Viernheim 19 km · Bensheim 19 km · Gartenstadt 20 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 Worms (49.6328°, 8.3592°, elevation 104 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).