Bad Arolsen weather in August

In August, Bad Arolsen sees average daytime highs of 22°C and overnight lows near 13°C, with 82 mm of rain across 12.9 wet days and about 14.4 hours of daylight. It is the 2nd-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 23°C in the first days to 20°C by the end. The sky is clear or mostly clear about 19% of the time in August, and the air most often feels dry.

Daylight stretches from about 15 h 12 min at the start of August to 13 h 30 min by month's end. Set against the rest of the year, August is Bad Arolsen's 1st-clearest and 12th-windiest month. For the whole year in context, see Bad Arolsen's year-round climate.

Daytime high
22°
2nd warmest
Overnight low
13°
11th coldest
Rainfall
82 mm
12.9 wet days
Daylight
14 h 24 min
5:16 AM – 7:40 PM
Cloud cover
65%
1st clearest
Wind
11 km/h
12th windiest
Solar energy
4.34 kWh/m²
Travel score
6.1
out of 10
Air quality
Good
PM2.5 8.7 µg/m³ · 2019

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 23°C in the first days to 20°C by the end.

A typical August day in Bad Arolsen reaches about 22°C in the afternoon and slips back to 13°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 28°C. Set against its neighbours, August runs on par with July and about 4°C warmer than September.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12314
22314
32314
42314
52314
62314
72313
82313
92313
102213
112213
122213
132213
142213
152213
162213
172213
182213
192213
202113
212113
222112
232112
242112
252112
262112
272012
282012
292012
302011
312011

How August really feels in Bad Arolsen

Once humidity and wind are folded in, August 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

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

Bad Arolsen weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -1°6613.258.20.0
Feb / -1°5411.55.29.60.0
Mar / 6213.1311.51.3
Apr13° / 5511.80.613.53.4
May17° / 6912.8015.34.9
Jun20° / 11°7312.5016.35.7
Jul22° / 13°8314.2015.96.0
Aug22° / 13°8212.9014.46.1
Sep18° / 10°6711.6012.45.3
Oct13° / 6612010.43.2
Nov / 6212.41.88.60.9
Dec / 6913.84.87.70.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 18% of August, with mostly cloudy or overcast conditions the remaining 63%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14555
24555
34555
44456
54357
64357
74258
84159
94060
104060
114060
123961
133763
143763
153763
163664
173565
183565
193466
203466
213466
223466
233268
243268
253268
263268
273169
283169
293268
303268
313268

Chance of precipitation in August

Any precipitation

Bad Arolsen gets around 82 mm of rain over 12.9 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 42% and peaks near 44% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
144
243
343
443
543
643
743
842
942
1042
1142
1242
1342
1442
1542
1642
1742
1842
1942
2041
2141
2241
2341
2441
2541
2641
2742
2842
2942
3042
3142

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the dry band about 57% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
1484111
2484111
3484110
4494110
5504010
6504010
752399
852399
953389
1054379
1154379
1255369
13553510
14553510
15563410
16573310
17573310
18583210
19593110
20593110
21603010
22612910
23612910
24622810
2564279
2665269
2767258
2868248
2969247
3071236
3171236

Wind in August

Winds average 11 km/h in August, the calmest month.

Across August, 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
110calm
210calm
310calm
410calm
510calm
610calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 15 h 12 min at the start of August to 13 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 102 minutes over August. Sunrise moves from 4:53 AM to 5:40 AM, and sunset from 8:07 PM to 7:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.24:538:07
215.24:548:06
315.14:568:04
415.14:578:02
515.04:598:01
615.05:007:59
714.95:027:57
814.95:037:55
914.85:057:54
1014.85:067:52
1114.75:087:50
1214.65:107:48
1314.65:117:46
1414.55:137:44
1514.55:147:42
1614.45:167:40
1714.35:187:38
1814.35:197:36
1914.25:217:34
2014.25:237:32
2114.15:247:30
2214.05:267:27
2314.05:277:25
2413.95:297:23
2513.85:317:21
2613.85:327:19
2713.75:347:17
2813.65:367:14
2913.65:377:12
3013.55:397:10
3113.55:407:07

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.34 kWh/m².

For context, solar energy here swings from a low near 0.58 kWh/m² to a high of 5.27 kWh/m² in June across the year — August's 4.34 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.9Bright
54.8Bright
64.8Bright
74.7Bright
84.7Bright
94.7Bright
104.6Bright
114.6Bright
124.5Bright
134.5Bright
144.4Bright
154.4Bright
164.3Bright
174.3Bright
184.3Bright
194.2Bright
204.2Bright
214.1Bright
224.0Bright
234.0Bright
244.0Moderate
253.9Moderate
263.9Moderate
273.8Moderate
283.8Moderate
293.7Moderate
303.6Moderate
313.6Moderate
Planning a trip in August

Is August a good time to visit Bad Arolsen?

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

6.1
Sightseeing
1st-best month of the year
4.0
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Bad Arolsen for sightseeing.

What to pack for Bad Arolsen in August

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

In August, Bad Arolsen sees daytime highs around 22°C and nights near 13°C. Worth packing: rain gear. About 13 days see rain.

rain gear

UV index in Bad Arolsen in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Bad Arolsen peaks around July 13 at about 7 (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 7Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May6High
Jun6High
Jul7High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Bad Arolsen?

Bad Arolsen sits at 51.4°N, 9.0°E, 292 m above sea level, in Germany. The nearest listed city is Marsberg, 15 km away.

Topography around Bad Arolsen

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

Within 3 km, the terrain around Bad Arolsen has only modest variations in elevation — a maximum elevation change of 218 m around an average of 297 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 428 m; within 80 km, large variations in elevation — a maximum elevation change of 801 m.

The land around Bad Arolsen is covered by trees (54%) within 3 km, trees (41%), cropland (34%) and grassland (20%) within 16 km, and trees (50%) and cropland (29%) within 80 km.

3 km
218 m
16 km
428 m
80 km
801 m
treesgrasslandcroplandartificial surfaces
August weather nearby: Marsberg 15 km · Korbach 15 km · Warburg 15 km · Hofgeismar 29 km · Bad Wildungen 30 km · Brilon 31 km · Baunatal 31 km · Vellmar 32 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 Bad Arolsen (51.3798°, 9.0145°, elevation 292 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).