Korbach weather in September

In September, Korbach sees average daytime highs of 17°C and overnight lows near 9°C, with 68 mm of rain across 12 wet days and about 12.4 hours of daylight. It is the 4th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 18°C in the first days to 15°C by the end. The sky is clear or mostly clear about 18% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 24 min at the start of September to 11 h 24 min by month's end. Set against the rest of the year, September is Korbach's 4th-clearest and 8th-windiest month. For the whole year in context, see Korbach's year-round climate.

Daytime high
17°
4th warmest
Overnight low
9th coldest
Rainfall
68 mm
12 wet days
Daylight
12 h 24 min
6:07 AM – 6:30 PM
Cloud cover
67%
4th clearest
Wind
12 km/h
8th windiest
Solar energy
3 kWh/m²
Travel score
4.9
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 18°C in the first days to 15°C by the end.

A typical September day in Korbach reaches about 17°C in the afternoon and slips back to 9°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 12°C and 22°C. Set against its neighbours, September runs about 4°C cooler than August and about 5°C warmer than October.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
11911
21810
31810
41810
51810
61810
71810
81810
91810
101710
111710
12179
13179
14179
15179
16179
17169
18169
19169
20169
21168
22168
23168
24158
25158
26158
27158
28158
29158
30148

How September really feels in Korbach

Once humidity and wind are folded in, September 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

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

Korbach weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -2°6713.36.68.20.0
Feb / -2°54116.69.60.0
Mar / 6213.64.311.50.9
Apr12° / 5911.91.213.52.9
May16° / 7413.20.115.34.5
Jun19° / 10°7913.2016.35.4
Jul21° / 12°9014.9015.95.7
Aug21° / 12°8913.4014.45.8
Sep17° / 6812012.44.9
Oct12° / 6412.10.210.42.7
Nov / 6112.12.78.60.6
Dec / -1°6813.96.37.70.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 15% of September, with mostly cloudy or overcast conditions the remaining 67%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13268
23367
33367
43466
53466
63466
73565
83565
93565
103565
113565
123466
133466
143565
153565
163466
173466
183466
193466
203466
213466
223466
233466
243268
253268
263268
273169
283070
292872
302872

Chance of precipitation in September

Any precipitation

Korbach gets around 68 mm of rain over 12 wet days in September. 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 44% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
143
243
342
442
542
642
742
842
942
1042
1141
1241
1341
1440
1540
1640
1739
1839
1939
2039
2139
2239
2340
2440
2541
2642
2743
2843
2944
3044

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 88% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
176204
277203
378193
479192
580182
681181
781181
882171
982171
1083161
1184160
1285150
1386140
1487130
1588120
1689110
1790100
189190
199280
209370
219370
229460
239460
249550
259550
269640
279640
289640
299730
309730

Wind in September

Winds average 12 km/h in September.

Across September, 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.

051015151015202530
Wind speed (km/h)Feels
111calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712light breeze
2812light breeze
2912light breeze
3012light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 24 min at the start of September to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 120 minutes over September. Sunrise moves from 5:43 AM to 6:30 AM, and sunset from 7:06 PM to 5:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.45:437:06
213.35:447:03
313.25:467:01
413.25:486:59
513.15:496:56
613.15:516:54
713.05:536:52
812.95:546:49
912.95:566:47
1012.85:576:45
1112.75:596:42
1212.76:016:40
1312.66:026:38
1412.56:046:35
1512.56:066:33
1612.46:076:30
1712.36:096:28
1812.36:116:26
1912.26:126:23
2012.16:146:21
2112.16:156:18
2212.06:176:16
2311.96:196:14
2411.86:206:11
2511.86:226:09
2611.76:246:07
2711.66:256:04
2811.66:276:02
2911.56:296:00
3011.46:305:57

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3 kWh/m².

For context, solar energy here swings from a low near 0.6 kWh/m² to a high of 5.29 kWh/m² in June across the year — September's 3 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.6Moderate
23.6Moderate
33.5Moderate
43.5Moderate
53.4Moderate
63.4Moderate
73.4Moderate
83.3Moderate
93.3Moderate
103.2Moderate
113.2Moderate
123.2Moderate
133.1Moderate
143.1Moderate
153.0Moderate
163.0Moderate
173.0Moderate
182.9Moderate
192.9Moderate
202.8Moderate
212.8Moderate
222.7Moderate
232.7Moderate
242.6Moderate
252.6Moderate
262.5Moderate
272.4Moderate
282.4Moderate
292.3Moderate
302.3Moderate
Planning a trip in September

Is September a good time to visit Korbach?

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

4.9
Sightseeing
4th-best month of the year
1.0
Beach & pool
4th-best month of the year

September is a reasonable time to visit Korbach for sightseeing.

What to pack for Korbach in September

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

In September, Korbach sees daytime highs around 17°C and nights near 9°C. Worth packing: a warm layer and rain gear. About 12 days see rain.

a warm layerrain gear

UV index in Korbach in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Korbach 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

Air quality in Korbach in September

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Korbach 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 1415 µg/m³Nov 199 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb11Good
Mar14Moderate
Apr15Moderate
May14Moderate
Jun14Moderate
Jul12Moderate
Aug12Moderate
Sep12Good
Oct10Good
Nov9Good
Dec9Good
Location & terrain

Where is Korbach?

Korbach sits at 51.3°N, 8.9°E, 371 m above sea level, in Germany. The nearest listed city is Bad Arolsen, 15 km away.

Topography around Korbach

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

Within 3 km, the terrain around Korbach has only modest variations in elevation — a maximum elevation change of 141 m around an average of 382 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 564 m; within 80 km, large variations in elevation — a maximum elevation change of 801 m.

The land around Korbach is covered by cropland (46%) and trees (20%) within 3 km, trees (44%), grassland (27%) and cropland (25%) within 16 km, and trees (52%) and cropland (26%) within 80 km.

3 km
141 m
16 km
564 m
80 km
801 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Bad Arolsen 15 km · Marsberg 21 km · Frankenberg 25 km · Bad Wildungen 25 km · Brilon 25 km · Olsberg 28 km · Warburg 30 km · Baunatal 37 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 Korbach (51.2756°, 8.873°, elevation 371 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).