Leichlingen weather in September

In September, Leichlingen sees average daytime highs of 19°C and overnight lows near 11°C, with 71 mm of rain across 11.3 wet days and about 12.4 hours of daylight. It is the 4th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 17°C by the end. The sky is clear or mostly clear about 21% 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 Leichlingen's 4th-clearest and 8th-windiest month. For the whole year in context, see Leichlingen's year-round climate.

Daytime high
19°
4th warmest
Overnight low
11°
9th coldest
Rainfall
71 mm
11.3 wet days
Daylight
12 h 24 min
6:15 AM – 6:38 PM
Cloud cover
65%
4th clearest
Wind
11 km/h
8th windiest
Solar energy
3.07 kWh/m²
Travel score
5.8
out of 10

Leichlingen is main settlement of Leichlingen city, Germany.

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 21°C in the first days to 17°C by the end.

A typical September day in Leichlingen reaches about 19°C in the afternoon and slips back to 11°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 25°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)
12113
22113
32112
42112
52012
62012
72012
82012
92012
102012
112012
122012
132011
141911
151911
161911
171911
181911
191911
201911
211811
221811
231810
241810
251810
261810
271710
281710
291710
301710

How September really feels in Leichlingen

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.

Leichlingen weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 9014.82.88.20.1
Feb / 7412.73.49.60.5
Mar10° / 7313.71.311.52.1
Apr14° / 5210.80.213.54.1
May18° / 10°6211.9015.35.5
Jun21° / 12°7012.2016.26.0
Jul23° / 15°8013.2015.96.3
Aug23° / 14°8011.9014.46.4
Sep19° / 11°7111.3012.45.8
Oct14° / 8312.8010.43.8
Nov / 8514.20.78.71.5
Dec / 101163.27.80.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 16% of September, with mostly cloudy or overcast conditions the remaining 63%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13763
23763
33862
43763
53763
63763
73862
83862
93862
103862
113862
123862
133862
143763
153862
163862
173862
183862
193961
203961
213961
223862
233763
243763
253664
263565
273466
283367
293268
303070

Chance of precipitation in September

Any precipitation

Leichlingen gets around 71 mm of rain over 11.3 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 38% and peaks near 44% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
137
237
337
437
537
638
738
838
938
1038
1138
1238
1337
1437
1537
1636
1737
1837
1937
2037
2137
2238
2338
2439
2540
2641
2742
2842
2943
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 77% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
16425101
2652591
3672481
4682480
5692470
6702370
7702370
8722260
9722260
10732160
11742060
12761950
13771850
14771850
15791740
16801640
17811630
18811630
19821530
20831520
21831520
22831520
23841510
24841510
25841510
26831610
27831610
28831610
29841600
30851500

Wind in September

Winds average 11 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
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1212calm
1312calm
1412calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm

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 5:50 AM to 6:38 AM, and sunset from 7:13 PM to 6:05 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.45:507:13
213.35:527:10
313.25:547:08
413.25:557:06
513.15:577:04
613.05:597:01
713.06:006:59
812.96:026:57
912.86:036:54
1012.86:056:52
1112.76:076:50
1212.66:086:47
1312.66:106:45
1412.56:126:42
1512.46:136:40
1612.46:156:38
1712.36:166:35
1812.36:186:33
1912.26:206:31
2012.16:216:28
2112.16:236:26
2212.06:256:24
2311.96:266:21
2411.86:286:19
2511.86:296:16
2611.76:316:14
2711.76:336:12
2811.66:346:09
2911.56:366:07
3011.56:386:05

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.07 kWh/m².

For context, solar energy here swings from a low near 0.61 kWh/m² to a high of 5.27 kWh/m² in June across the year — September's 3.07 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.6Moderate
23.6Moderate
33.6Moderate
43.5Moderate
53.5Moderate
63.4Moderate
73.4Moderate
83.4Moderate
93.3Moderate
103.3Moderate
113.3Moderate
123.2Moderate
133.2Moderate
143.1Moderate
153.1Moderate
163.1Moderate
173.0Moderate
183.0Moderate
192.9Moderate
202.9Moderate
212.9Moderate
222.8Moderate
232.8Moderate
242.7Moderate
252.6Moderate
262.6Moderate
272.5Moderate
282.5Moderate
292.4Moderate
302.4Moderate
Planning a trip in September

Is September a good time to visit Leichlingen?

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

5.8
Sightseeing
4th-best month of the year
2.5
Beach & pool
4th-best month of the year

September is a reasonable time to visit Leichlingen for sightseeing.

What to pack for Leichlingen in September

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

In September, Leichlingen sees daytime highs around 19°C and nights near 11°C. Worth packing: rain gear. About 11 days see rain.

rain gear

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

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 13UV 6Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May6High
Jun6High
Jul6High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low

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

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1415 µg/m³Dec 109 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb11Good
Mar14Moderate
Apr15Moderate
May13Moderate
Jun14Moderate
Jul12Good
Aug12Moderate
Sep12Good
Oct10Good
Nov9Good
Dec9Good
Location & terrain

Where is Leichlingen?

Leichlingen sits at 51.1°N, 7.0°E, 63 m above sea level, in Germany. The nearest listed city is Opladen, 4.0 km away.

Topography around Leichlingen

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

Within 3 km, the terrain around Leichlingen has only modest variations in elevation — a maximum elevation change of 135 m around an average of 101 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 373 m; within 80 km, large variations in elevation — a maximum elevation change of 1,018 m.

The land around Leichlingen is covered by trees (56%) and grassland (20%) within 3 km, trees (52%) and artificial surfaces (20%) within 16 km, and trees (48%) and cropland (22%) within 80 km.

3 km
135 m
16 km
373 m
80 km
1,018 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Opladen 4.0 km · Langenfeld 5.0 km · Ohligs 5.0 km · Burscheid 7.0 km · Solingen 9.0 km · Leverkusen 9.0 km · Monheim am Rhein 9.0 km · Hilden 9.0 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 Leichlingen (51.1063°, 7.0187°, elevation 63 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).