Limburg an der Lahn weather in September

In September, Limburg an der Lahn sees average daytime highs of 18°C and overnight lows near 10°C, with 64 mm of rain across 10 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 20°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 18 min at the start of September to 11 h 30 min by month's end. Set against the rest of the year, September is Limburg an der Lahn's 4th-clearest and 9th-windiest month. For the whole year in context, see Limburg an der Lahn's year-round climate.

Daytime high
18°
4th warmest
Overnight low
10°
9th coldest
Rainfall
64 mm
10 wet days
Daylight
12 h 24 min
6:11 AM – 6:33 PM
Cloud cover
66%
4th clearest
Wind
10 km/h
9th windiest
Solar energy
3.1 kWh/m²
Travel score
5.6
out of 10
Air quality
Good
PM10 18.4 µg/m³ · 2019

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 20°C in the first days to 16°C by the end.

A typical September day in Limburg an der Lahn reaches about 18°C in the afternoon and slips back to 10°C overnight — a 8°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°20°30°151015202530
Avg high (°C)Avg low (°C)
12011
22011
32011
42011
52011
61911
71911
81911
91911
101910
111910
121910
131910
141810
151810
161810
171810
181810
19189
20189
21179
22179
23179
24179
25179
26169
27169
28169
29169
30168

How September really feels in Limburg an der Lahn

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.

Limburg an der Lahn 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 / -1°6712.83.98.30.0
Feb / -1°5510.64.29.70.1
Mar / 6312.72.311.51.6
Apr13° / 5210.70.513.53.7
May17° / 6711.4015.25.3
Jun20° / 11°6911.4016.16.0
Jul23° / 13°7113015.86.3
Aug22° / 13°7012014.36.4
Sep18° / 10°6410012.45.6
Oct13° / 6311.80.110.53.3
Nov / 6412.11.48.80.9
Dec / 7914.14.37.90.0

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 16% of September, with mostly cloudy or overcast conditions the remaining 64%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13961
23961
33961
43961
53961
63862
73862
83862
93763
103763
113763
123763
133664
143664
153763
163763
173763
183763
193763
203664
213664
223664
233664
243664
253367
263367
273367
283070
293070
302872

Chance of precipitation in September

Any precipitation

Limburg an der Lahn gets around 64 mm of rain over 10 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 35% and peaks near 39% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
135
235
335
434
534
635
735
835
935
1035
1135
1235
1335
1435
1535
1634
1734
1834
1934
2033
2133
2233
2334
2434
2535
2636
2737
2837
2938
3039

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 85% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
173225
275214
375214
476213
577203
678202
778202
879192
979192
1081181
1182171
1282171
1383161
1484151
1585141
1686131
1787121
1888111
1989101
2089101
219091
229190
239280
249280
259280
269280
279280
289370
299370
309370

Wind in September

Winds average 10 km/h in September.

Across September, 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.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2611calm
2711calm
2811calm
2911calm
3011calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 18 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 108 minutes over September. Sunrise moves from 5:47 AM to 6:33 AM, and sunset from 7:08 PM to 6:01 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.35:477:08
213.35:497:05
313.25:517:03
413.15:527:01
513.15:546:59
613.05:556:56
713.05:576:54
812.95:586:52
912.86:006:49
1012.86:026:47
1112.76:036:45
1212.66:056:43
1312.66:066:40
1412.56:086:38
1512.46:096:36
1612.46:116:33
1712.36:126:31
1812.26:146:29
1912.26:166:26
2012.16:176:24
2112.06:196:22
2212.06:206:19
2311.96:226:17
2411.96:246:15
2511.86:256:12
2611.76:276:10
2711.76:286:08
2811.66:306:06
2911.56:326:03
3011.56:336:01

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.1 kWh/m².

For context, solar energy here swings from a low near 0.61 kWh/m² to a high of 5.41 kWh/m² in June across the year — September's 3.1 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.7Moderate
23.7Moderate
33.6Moderate
43.6Moderate
53.5Moderate
63.5Moderate
73.5Moderate
83.4Moderate
93.4Moderate
103.4Moderate
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
252.6Moderate
262.6Moderate
272.5Moderate
282.5Moderate
292.4Moderate
302.4Moderate
Planning a trip in September

Is September a good time to visit Limburg an der Lahn?

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

5.6
Sightseeing
4th-best month of the year
1.9
Beach & pool
4th-best month of the year

September is a reasonable time to visit Limburg an der Lahn for sightseeing.

What to pack for Limburg an der Lahn in September

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

In September, Limburg an der Lahn sees daytime highs around 18°C and nights near 10°C. Worth packing: rain gear. About 10 days see rain.

rain gear

UV index in Limburg an der Lahn 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 Limburg an der Lahn peaks around July 14 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 14UV 7Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr5Moderate
May6High
Jun7High
Jul7High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Limburg an der Lahn?

Limburg an der Lahn sits at 50.4°N, 8.1°E, 138 m above sea level, in Germany. The nearest listed city is Idstein, 24 km away.

Topography around Limburg an der Lahn

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Limburg an der Lahn.

Within 3 km, the terrain around Limburg an der Lahn has only modest variations in elevation — a maximum elevation change of 101 m around an average of 148 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 458 m; within 80 km, large variations in elevation — a maximum elevation change of 850 m.

The land around Limburg an der Lahn is covered by trees (28%), cropland (28%) and artificial surfaces (28%) within 3 km, trees (43%) and cropland (32%) within 16 km, and trees (54%) and cropland (20%) within 80 km.

3 km
101 m
16 km
458 m
80 km
850 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Idstein 24 km · Taunusstein 27 km · Lahnstein 32 km · Neu-Anspach 33 km · Koblenz 34 km · Bendorf 34 km · Wiesbaden 36 km · Dotzheim 36 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 Limburg an der Lahn (50.3836°, 8.0503°, elevation 138 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).