Dachau weather in September

In September, Dachau sees average daytime highs of 19°C and overnight lows near 10°C, with 81 mm of rain across 11.8 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 21°C in the first days to 17°C by the end. The sky is clear or mostly clear about 25% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 12 min at the start of September to 11 h 30 min by month's end. Set against the rest of the year, September is Dachau's 5th-clearest and 9th-windiest month. For the whole year in context, see Dachau's year-round climate.

Daytime high
19°
4th warmest
Overnight low
10°
9th coldest
Rainfall
81 mm
11.8 wet days
Daylight
12 h 18 min
5:58 AM – 6:19 PM
Cloud cover
63%
5th clearest
Wind
9 km/h
9th windiest
Solar energy
3.4 kWh/m²
Travel score
5.7
out of 10

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 Dachau reaches about 19°C in the afternoon and slips back to 10°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 25°C. Set against its neighbours, September runs about 5°C cooler than August and about 5°C warmer than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12112
22112
32112
42112
52111
62011
72011
82011
92011
102011
112011
122010
131910
141910
151910
161910
171910
181910
191810
20189
21189
22189
23189
24189
25189
26179
27179
28179
29179
30178

How September really feels in Dachau

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.

Dachau 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°6211.46.28.60.0
Feb / -2°5310.35.49.90.2
Mar10° / 7012.73.311.62.0
Apr14° / 6511.91.113.44.0
May19° / 10615.1014.95.3
Jun22° / 12°10614.3015.85.9
Jul24° / 14°10414.5015.56.3
Aug24° / 14°9913.2014.16.4
Sep19° / 10°8111.8012.45.7
Oct14° / 6811.30.310.63.8
Nov / 6310.32.691.0
Dec / -1°6812.96.28.20.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% 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 61%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14555
24555
34456
44456
54456
64357
74357
84258
94258
104258
114159
124159
134159
144159
153961
163961
173961
183862
193763
203763
213763
223664
233565
243466
253466
263466
273367
283268
293268
303169

Chance of precipitation in September

Any precipitation

Dachau gets around 81 mm of rain over 11.8 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 40% and peaks near 46% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
146
245
345
445
545
644
744
843
943
1042
1141
1240
1339
1439
1538
1637
1737
1837
1936
2036
2136
2236
2336
2437
2537
2638
2739
2839
2940
3040

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 79% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
162299
264288
366277
467276
569265
670264
770264
872253
973243
1074242
1175232
1276222
1378211
1478211
1579201
1680191
1781181
1882171
1984160
2085150
2186140
2287130
2388120
2489110
2590100
269190
279190
289280
299370
309370

Wind in September

Winds average 9 km/h in September.

Across September, daily wind ranges from about 9 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 12 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 102 minutes over September. Sunrise moves from 5:37 AM to 6:18 AM, and sunset from 6:51 PM to 5:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.25:376:51
213.25:386:49
313.15:406:47
413.15:416:45
513.05:436:43
612.95:446:41
712.95:456:38
812.85:476:36
912.85:486:34
1012.75:506:32
1112.65:516:30
1212.65:526:28
1312.55:546:26
1412.55:556:23
1512.45:576:21
1612.35:586:19
1712.36:006:17
1812.26:016:15
1912.26:026:12
2012.16:046:10
2112.06:056:08
2212.06:076:06
2311.96:086:04
2411.96:106:02
2511.86:115:59
2611.76:135:57
2711.76:145:55
2811.66:165:53
2911.66:175:51
3011.56:185:49

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.4 kWh/m².

For context, solar energy here swings from a low near 0.93 kWh/m² to a high of 5.59 kWh/m² in June across the year — September's 3.4 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.0Bright
24.0Bright
34.0Moderate
43.9Moderate
53.9Moderate
63.8Moderate
73.8Moderate
83.7Moderate
93.7Moderate
103.6Moderate
113.6Moderate
123.6Moderate
133.5Moderate
143.5Moderate
153.4Moderate
163.4Moderate
173.4Moderate
183.3Moderate
193.3Moderate
203.2Moderate
213.2Moderate
223.1Moderate
233.1Moderate
243.0Moderate
253.0Moderate
263.0Moderate
272.9Moderate
282.9Moderate
292.8Moderate
302.8Moderate
Planning a trip in September

Is September a good time to visit Dachau?

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

5.7
Sightseeing
4th-best month of the year
2.5
Beach & pool
4th-best month of the year

September is a reasonable time to visit Dachau for sightseeing.

What to pack for Dachau in September

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

In September, Dachau sees daytime highs around 19°C and nights near 10°C. Worth packing: rain gear. About 12 days see rain.

rain gear

UV index in Dachau 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 Dachau peaks around July 11 at about 8 (very 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 11UV 8Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr5Moderate
May6High
Jun8Very high
Jul8Very high
Aug7High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low

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

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 1615 µg/m³Nov 139 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb11Good
Mar14Moderate
Apr14Moderate
May13Moderate
Jun15Moderate
Jul13Moderate
Aug12Moderate
Sep11Good
Oct10Good
Nov9Good
Dec10Good
Location & terrain

Where is Dachau?

Dachau sits at 48.3°N, 11.4°E, 502 m above sea level, in Germany. The nearest listed city is Karlsfeld, 5.0 km away.

Topography around Dachau

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

Within 3 km, the terrain around Dachau has only modest variations in elevation — a maximum elevation change of 68 m around an average of 489 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 147 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,617 m.

The land around Dachau is covered by cropland (36%), trees (28%) and artificial surfaces (24%) within 3 km, cropland (40%) and trees (27%) within 16 km, and trees (39%), cropland (33%) and grassland (21%) within 80 km.

3 km
68 m
16 km
147 m
80 km
1,617 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Karlsfeld 5.0 km · Gröbenzell 8.0 km · Olching 10 km · Unterschleißheim 11 km · Pasing 13 km · Puchheim 14 km · Germering 15 km · Fürstenfeldbruck 16 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 Dachau (48.26°, 11.434°, elevation 502 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).