Blieskastel weather in May

In May, Blieskastel sees average daytime highs of 18°C and overnight lows near 9°C, with 73 mm of rain across 12.5 wet days and about 15.1 hours of daylight. It is the 5th-warmest and 4th-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 19% of the time in May, and the air most often feels dry.

Daylight stretches from about 14 h 18 min at the start of May to 15 h 42 min by month's end. Set against the rest of the year, May is Blieskastel's 6th-clearest and 8th-windiest month. For the whole year in context, see Blieskastel's year-round climate.

Daytime high
18°
5th warmest
Overnight low
8th coldest
Rainfall
73 mm
12.5 wet days
Daylight
15 h 06 min
4:55 AM – 8:00 PM
Cloud cover
66%
6th clearest
Wind
11 km/h
8th windiest
Solar energy
5.2 kWh/m²
Travel score
5.5
out of 10

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 Blieskastel reaches about 18°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 12°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
8179
9179
10179
11189
12189
13189
14189
15189
16189
17189
18189
191910
201910
211910
221910
231910
241910
251910
262010
272011
282011
292011
302011
312011

How May really feels in Blieskastel

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.

Blieskastel weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -0°7812.73.78.50.0
Feb / 6610.63.39.80.2
Mar10° / 7011.71.711.62.1
Apr14° / 5710.70.113.44.1
May18° / 7312.5015.15.5
Jun22° / 13°6211.3015.96.3
Jul24° / 14°6511.2015.66.7
Aug24° / 14°6410.9014.26.7
Sep19° / 11°659.8012.46.0
Oct14° / 7111.6010.53.7
Nov / 7512.41.28.91.2
Dec / 9814.23.58.10.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% 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 66%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13565
23466
33367
43466
53466
63466
73466
83367
93466
103466
113466
123466
133466
143466
153466
163466
173565
183466
193466
203466
213466
223466
233565
243565
253565
263565
273565
283565
293565
303565
313664

Chance of precipitation in May

Any precipitation

Blieskastel gets around 73 mm of rain over 12.5 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 41% and peaks near 43% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
142
242
342
443
542
642
742
842
942
1042
1142
1242
1342
1442
1542
1642
1742
1841
1941
2040
2140
2239
2339
2439
2538
2638
2738
2838
2938
3039
3139

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
29910
39820
49820
59820
69730
79730
89730
99730
109640
119640
129640
139640
149550
159550
169460
179460
189370
199181
209181
219091
2289101
2387112
2486122
2585132
2684142
2782153
2881163
2979174
3078184
3177194

Wind in May

Winds average 11 km/h in May.

Across May, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3010calm
3110calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 14 h 18 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 84 minutes over May. Sunrise moves from 5:18 AM to 4:38 AM, and sunset from 7:38 PM to 8:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.35:187:38
214.45:177:40
314.45:157:41
414.55:137:43
514.55:117:44
614.65:107:45
714.65:087:47
814.75:067:48
914.85:057:50
1014.85:037:51
1114.85:027:53
1214.95:007:54
1314.94:597:56
1415.04:577:57
1515.04:567:58
1615.14:558:00
1715.14:538:01
1815.24:528:03
1915.24:518:04
2015.34:498:05
2115.34:488:07
2215.34:478:08
2315.44:468:09
2415.44:458:10
2515.54:448:12
2615.54:438:13
2715.54:428:14
2815.64:418:15
2915.64:408:16
3015.64:398:17
3115.74:388:18

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.2 kWh/m².

For context, solar energy here swings from a low near 0.71 kWh/m² to a high of 5.59 kWh/m² in June across the year — May's 5.2 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.9Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.1Bright
125.1Bright
135.1Bright
145.1Bright
155.2Bright
165.2Bright
175.2Bright
185.2Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
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 Blieskastel?

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
2.0
Beach & pool
5th-best month of the year

May is a reasonable time to visit Blieskastel for sightseeing.

What to pack for Blieskastel in May

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

In May, Blieskastel sees daytime highs around 18°C and nights near 9°C. Worth packing: rain gear and sun protection. About 13 days see rain.

rain gearsun protection

UV index in Blieskastel 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 Blieskastel 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 December 22 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 15UV 7Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr4Moderate
May6High
Jun7High
Jul8Very high
Aug6High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low

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

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1515 µg/m³Nov 239 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb11Good
Mar14Moderate
Apr15Moderate
May13Moderate
Jun14Moderate
Jul12Good
Aug12Good
Sep11Good
Oct10Good
Nov9Good
Dec9Good
Location & terrain

Where is Blieskastel?

Blieskastel sits at 49.2°N, 7.3°E, 242 m above sea level, in Germany. The nearest listed city is Zweibrücken, 8.0 km away.

Topography around Blieskastel

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

Within 3 km, the terrain around Blieskastel has only modest variations in elevation — a maximum elevation change of 161 m around an average of 272 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 244 m; within 80 km, large variations in elevation — a maximum elevation change of 902 m.

The land around Blieskastel is covered by trees (50%), grassland (21%) and cropland (21%) within 3 km, trees (52%) and grassland (23%) within 16 km, and trees (51%), cropland (24%) and grassland (20%) within 80 km.

3 km
161 m
16 km
244 m
80 km
902 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Zweibrücken 8.0 km · Sankt Ingbert 11 km · Homburg 12 km · Bexbach 12 km · Neunkirchen 13 km · Sulzbach 16 km · Schiffweiler 17 km · Saarbrücken 18 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 Blieskastel (49.2372°, 7.2562°, elevation 242 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).