Dreieich weather in September

In September, Dreieich sees average daytime highs of 20°C and overnight lows near 11°C, with 52 mm of rain across 8.6 wet days and about 12.4 hours of daylight. It is the 4th-warmest and 10th-wettest month of the year here.

Highs ease over the month, from about 22°C in the first days to 18°C by the end. The sky is clear or mostly clear about 23% 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 Dreieich's 5th-clearest and 9th-windiest month. For the whole year in context, see Dreieich's year-round climate.

Daytime high
20°
4th warmest
Overnight low
11°
9th coldest
Rainfall
52 mm
8.6 wet days
Daylight
12 h 24 min
6:08 AM – 6:31 PM
Cloud cover
63%
5th clearest
Wind
10 km/h
9th windiest
Solar energy
3.24 kWh/m²
Travel score
6.3
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 22°C in the first days to 18°C by the end.

A typical September day in Dreieich reaches about 20°C in the afternoon and slips back to 11°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 26°C. Set against its neighbours, September runs about 5°C cooler than August and about 6°C warmer than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12213
22213
32213
42212
52212
62212
72112
82112
92112
102112
112112
122111
132111
142011
152011
162011
172011
182011
192011
201910
211910
221910
231910
241910
251810
261810
271810
281810
291810
301710

How September really feels in Dreieich

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.

Dreieich weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -0°5611.72.68.40.0
Feb / 48102.79.70.4
Mar10° / 5411.3111.52.3
Apr15° / 449.60.113.54.6
May19° / 10°6310.5015.15.9
Jun23° / 13°559.9016.16.6
Jul25° / 15°6010.9015.76.7
Aug25° / 15°539.2014.37.0
Sep20° / 11°528.6012.46.3
Oct14° / 5410.50.110.54.0
Nov / 5811.10.78.81.4
Dec / 6813.93.17.90.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 14% of September, with mostly cloudy or overcast conditions the remaining 63%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14258
24159
34258
44159
54159
64159
74060
84060
93961
103961
113862
123862
133862
143862
153862
163862
173862
183763
193763
203763
213763
223664
233565
243565
253466
263367
273268
283169
293070
302971

Chance of precipitation in September

Any precipitation

Dreieich gets around 52 mm of rain over 8.6 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 30% and peaks near 34% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
128
228
328
428
529
629
730
830
930
1031
1131
1231
1331
1431
1531
1631
1730
1830
1929
2029
2129
2229
2329
2429
2530
2630
2731
2832
2933
3034

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 (%)
169247
271236
372226
473225
574215
675214
776204
876204
978193
1078193
1179183
1280173
1380173
1481163
1583152
1684142
1784142
1885132
1985132
2087121
2187121
2287121
2387121
2487121
2587121
2687121
2787121
2888120
2988120
3088120

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 10 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
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

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 5:45 AM to 6:30 AM, and sunset from 7:04 PM to 5:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.35:457:04
213.35:477:02
313.25:487:00
413.15:506:58
513.15:526:56
613.05:536:53
712.95:556:51
812.95:566:49
912.85:586:47
1012.85:596:44
1112.76:016:42
1212.66:026:40
1312.66:046:37
1412.56:056:35
1512.46:076:33
1612.46:086:31
1712.36:106:28
1812.26:126:26
1912.26:136:24
2012.16:156:21
2112.06:166:19
2212.06:186:17
2311.96:196:15
2411.96:216:12
2511.86:226:10
2611.76:246:08
2711.76:266:05
2811.66:276:03
2911.56:296:01
3011.56:305:59

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.24 kWh/m².

For context, solar energy here swings from a low near 0.66 kWh/m² to a high of 5.57 kWh/m² in June across the year — September's 3.24 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.9Moderate
23.8Moderate
33.8Moderate
43.7Moderate
53.7Moderate
63.6Moderate
73.6Moderate
83.6Moderate
93.5Moderate
103.5Moderate
113.4Moderate
123.4Moderate
133.4Moderate
143.3Moderate
153.3Moderate
163.2Moderate
173.2Moderate
183.1Moderate
193.1Moderate
203.0Moderate
213.0Moderate
223.0Moderate
232.9Moderate
242.8Moderate
252.8Moderate
262.7Moderate
272.7Moderate
282.6Moderate
292.5Moderate
302.5Moderate
Planning a trip in September

Is September a good time to visit Dreieich?

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

6.3
Sightseeing
4th-best month of the year
3.3
Beach & pool
4th-best month of the year

September is a reasonable time to visit Dreieich for sightseeing.

What to pack for Dreieich in September

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

In September, Dreieich sees daytime highs around 20°C and nights near 11°C. Worth packing: rain gear. About 9 days see rain.

rain gear

UV index in Dreieich 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 Dreieich peaks around July 15 at about 7 (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 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 15UV 7Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr4Moderate
May6High
Jun6High
Jul7Very high
Aug6High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Dreieich?

Dreieich sits at 50.0°N, 8.7°E, 134 m above sea level, in Germany. The nearest listed city is Neu-Isenburg, 3.0 km away.

Topography around Dreieich

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

Within 3 km, the terrain around Dreieich has only modest variations in elevation — a maximum elevation change of 79 m around an average of 147 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 163 m; within 80 km, large variations in elevation — a maximum elevation change of 850 m.

The land around Dreieich is covered by trees (62%) and artificial surfaces (21%) within 3 km, trees (57%) and artificial surfaces (22%) within 16 km, and trees (51%) and cropland (24%) within 80 km.

3 km
79 m
16 km
163 m
80 km
850 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Neu-Isenburg 3.0 km · Langen 4.0 km · Dietzenbach 6.0 km · Heusenstamm 8.0 km · Niederrad 9.0 km · Mörfelden-Walldorf 9.0 km · Gallus 10 km · Offenbach 10 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 Dreieich (50.02°, 8.6961°, elevation 134 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).