Eschweiler weather in September

In September, Eschweiler sees average daytime highs of 18°C and overnight lows near 10°C, with 68 mm of rain across 11.4 wet days and about 12.4 hours of daylight. It is the 4th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 19°C in the first days to 16°C by the end. The sky is clear or mostly clear about 20% 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 30 min by month's end. Set against the rest of the year, September is Eschweiler's 3rd-clearest and 7th-windiest month. For the whole year in context, see Eschweiler's year-round climate.

Daytime high
18°
4th warmest
Overnight low
10°
9th coldest
Rainfall
68 mm
11.4 wet days
Daylight
12 h 24 min
6:18 AM – 6:41 PM
Cloud cover
65%
3rd clearest
Wind
13 km/h
7th windiest
Solar energy
3.11 kWh/m²
Travel score
5.4
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 19°C in the first days to 16°C by the end.

A typical September day in Eschweiler reaches about 18°C in the afternoon and slips back to 10°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 24°C. Set against its neighbours, September runs about 4°C cooler than August and about 5°C warmer than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12012
22012
31912
41912
51911
61911
71911
81911
91911
101911
111911
121811
131811
141811
151810
161810
171810
181810
191810
201710
211710
221710
231710
241710
251710
261710
27169
28169
29169
30169

How September really feels in Eschweiler

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.

Eschweiler weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 7113.53.58.20.0
Feb / 6512.34.89.70.2
Mar / 7013.62.411.51.7
Apr13° / 5711.90.413.53.5
May17° / 7113015.24.9
Jun20° / 11°8213.6016.25.6
Jul22° / 13°8814015.86.0
Aug22° / 13°8513.2014.36.0
Sep18° / 10°6811.4012.45.4
Oct13° / 6412010.43.5
Nov / 6612.91.38.71.3
Dec / 8214.73.97.80.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 20% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 17% of September, with mostly cloudy or overcast conditions the remaining 63%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13664
23664
33664
43664
53664
63763
73862
83862
93862
103862
113862
123862
133862
143862
153862
163862
173862
183862
193862
203961
213862
223862
233862
243664
253565
263565
273466
283367
293169
303169

Chance of precipitation in September

Any precipitation

Eschweiler gets around 68 mm of rain over 11.4 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 39% and peaks near 43% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
139
239
338
438
538
638
738
838
938
1038
1138
1238
1338
1438
1538
1638
1738
1838
1938
2038
2138
2239
2339
2440
2540
2641
2742
2842
2943
3043

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 82% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
168257
270246
371245
472235
572235
674224
774224
875214
976213
1077203
1178193
1278193
1380182
1481172
1582162
1683152
1785141
1885141
1986131
2087121
2187121
2288111
2388111
2489110
2590100
2690100
2790100
2890100
299190
309190

Wind in September

Winds average 13 km/h in September.

Across September, daily wind ranges from about 12 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
112light breeze
212light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3014light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 24 min at the start of September to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 114 minutes over September. Sunrise moves from 5:54 AM to 6:41 AM, and sunset from 7:15 PM to 6:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.45:547:15
213.35:567:13
313.25:577:11
413.25:597:09
513.16:007:06
613.06:027:04
713.06:037:02
812.96:056:59
912.86:076:57
1012.86:086:55
1112.76:106:52
1212.66:116:50
1312.66:136:48
1412.56:156:45
1512.46:166:43
1612.46:186:41
1712.36:196:38
1812.26:216:36
1912.26:236:34
2012.16:246:31
2112.06:266:29
2212.06:286:27
2311.96:296:24
2411.96:316:22
2511.86:326:20
2611.76:346:17
2711.76:366:15
2811.66:376:13
2911.56:396:10
3011.56:416:08

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.11 kWh/m².

For context, solar energy here swings from a low near 0.63 kWh/m² to a high of 5.27 kWh/m² in June across the year — September's 3.11 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.7Moderate
23.6Moderate
33.6Moderate
43.6Moderate
53.5Moderate
63.5Moderate
73.5Moderate
83.4Moderate
93.4Moderate
103.3Moderate
113.3Moderate
123.3Moderate
133.2Moderate
143.2Moderate
153.1Moderate
163.1Moderate
173.1Moderate
183.0Moderate
193.0Moderate
202.9Moderate
212.9Moderate
222.8Moderate
232.8Moderate
242.7Moderate
252.7Moderate
262.6Moderate
272.6Moderate
282.5Moderate
292.5Moderate
302.4Moderate
Planning a trip in September

Is September a good time to visit Eschweiler?

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

5.4
Sightseeing
4th-best month of the year
1.8
Beach & pool
4th-best month of the year

September is a reasonable time to visit Eschweiler for sightseeing.

What to pack for Eschweiler in September

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

In September, Eschweiler sees daytime highs around 18°C and nights near 10°C. Worth packing: rain gear. About 11 days see rain.

rain gear

UV index in Eschweiler 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 Eschweiler 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 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 13UV 6Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May6High
Jun6High
Jul7High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low

Air quality in Eschweiler 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 Eschweiler is worst in April — around 15 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (December, 9 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1315 µg/m³Dec 129 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb11Good
Mar15Moderate
Apr15Moderate
May14Moderate
Jun13Moderate
Jul12Good
Aug13Moderate
Sep12Good
Oct10Good
Nov10Good
Dec9Good
Location & terrain

Where is Eschweiler?

Eschweiler sits at 50.8°N, 6.3°E, 142 m above sea level, in Germany. The nearest listed city is Stolberg, 6.0 km away.

Topography around Eschweiler

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

Within 3 km, the terrain around Eschweiler has only modest variations in elevation — a maximum elevation change of 132 m around an average of 162 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 582 m; within 80 km, large variations in elevation — a maximum elevation change of 1,018 m.

The land around Eschweiler is covered by trees (33%), artificial surfaces (26%) and cropland (25%) within 3 km, trees (37%) and cropland (30%) within 16 km, and trees (42%), cropland (24%) and grassland (23%) within 80 km.

3 km
132 m
16 km
582 m
80 km
1,018 m
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Stolberg 6.0 km · Würselen 10 km · Alsdorf 10 km · Baesweiler 12 km · Jülich 13 km · Herzogenrath 14 km · Aachen 14 km · Übach-Palenberg 15 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 Eschweiler (50.8185°, 6.2718°, elevation 142 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).