Gilching weather in September

In September, Gilching sees average daytime highs of 18°C and overnight lows near 10°C, with 94 mm of rain across 12.5 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 20°C in the first days to 16°C by the end. The sky is clear or mostly clear about 26% 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 Gilching's 4th-clearest and 9th-windiest month. For the whole year in context, see Gilching's year-round climate.

Daytime high
18°
4th warmest
Overnight low
10°
9th coldest
Rainfall
94 mm
12.5 wet days
Daylight
12 h 18 min
5:59 AM – 6:19 PM
Cloud cover
61%
4th clearest
Wind
8 km/h
9th windiest
Solar energy
3.4 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 20°C in the first days to 16°C by the end.

A typical September day in Gilching 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 12°C and 24°C. Set against its neighbours, September runs about 5°C cooler than August and about 5°C warmer than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12112
22012
32012
42012
52012
62011
71911
81911
91911
101911
111911
121911
131910
141910
151810
161810
171810
181810
191810
201810
21189
22179
23179
24179
25179
26179
27179
28179
29169
30169

How September really feels in Gilching

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.

Gilching 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 / -3°6611.56.88.60.0
Feb / -2°5710.56.59.90.1
Mar / 75134.811.61.8
Apr14° / 7512.81.913.43.7
May18° / 11915.60.114.95.1
Jun21° / 13°12215.3015.85.7
Jul23° / 14°11915015.46.2
Aug23° / 14°11714.8014.16.2
Sep18° / 10°9412.5012.45.4
Oct13° / 7511.90.510.63.6
Nov / 7110.83.791.0
Dec / -1°7212.36.78.20.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 15% of September, with mostly cloudy or overcast conditions the remaining 58%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14753
24753
34753
44753
54753
64753
74753
84654
94654
104654
114456
124456
134456
144357
154357
164357
174159
184060
194060
204060
214060
223961
233862
243862
253763
263664
273664
283565
293565
303466

Chance of precipitation in September

Any precipitation

Gilching gets around 94 mm of rain over 12.5 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 42% and peaks near 49% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
149
249
349
448
548
647
747
846
945
1045
1144
1243
1342
1442
1541
1641
1740
1840
1939
2039
2138
2238
2338
2438
2538
2639
2739
2840
2940
3041

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 (%)
162308
264297
365287
467276
568275
670264
770264
872253
972253
1074242
1175232
1276222
1377221
1478211
1579201
1680191
1782180
1883170
1984160
2085150
2186140
2287130
2388120
2489110
2590100
269190
279280
289370
299370
309460

Wind in September

Winds average 8 km/h in September.

Across September, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

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 5:38 AM to 6:19 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)
113.25:386:51
213.25:396:49
313.15:406:47
413.15:426:45
513.05:436:43
612.95:456:41
712.95:466:39
812.85:476:37
912.85:496:35
1012.75:506:32
1112.65:526:30
1212.65:536:28
1312.55:556:26
1412.55:566:24
1512.45:576:22
1612.35:596:19
1712.36:006:17
1812.26:026:15
1912.26:036:13
2012.16:056:11
2112.06:066:09
2212.06:076:06
2311.96:096:04
2411.96:106:02
2511.86:126:00
2611.76:135:58
2711.76:155:56
2811.66:165:54
2911.66:175:51
3011.56:195:49

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 0.98 kWh/m² to a high of 5.45 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
24.0Moderate
33.9Moderate
43.9Moderate
53.8Moderate
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
243.1Moderate
253.0Moderate
263.0Moderate
272.9Moderate
282.9Moderate
292.8Moderate
302.8Moderate
Planning a trip in September

Is September a good time to visit Gilching?

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
2.0
Beach & pool
4th-best month of the year

September is a reasonable time to visit Gilching for sightseeing.

What to pack for Gilching in September

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

In September, Gilching sees daytime highs around 18°C and nights near 10°C. Worth packing: rain gear. About 13 days see rain.

rain gear

UV index in Gilching 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 Gilching 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 21 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 11UV 8Dec 21UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr5High
May7High
Jun8Very high
Jul8Very high
Aug7High
Sep4Moderate
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Gilching 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 Gilching 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 Gilching?

Gilching sits at 48.1°N, 11.3°E, 562 m above sea level, in Germany. The nearest listed city is Puchheim, 6.0 km away.

Topography around Gilching

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

Within 3 km, the terrain around Gilching has only modest variations in elevation — a maximum elevation change of 82 m around an average of 570 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 245 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,572 m.

The land around Gilching is covered by cropland (35%) and trees (32%) within 3 km, trees (45%) and cropland (23%) within 16 km, and trees (41%), cropland (26%) and grassland (25%) within 80 km.

3 km
82 m
16 km
245 m
80 km
2,572 m
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Puchheim 6.0 km · Germering 7.0 km · Gauting 8.0 km · Fürstenfeldbruck 8.0 km · Olching 11 km · Gröbenzell 12 km · Starnberg 12 km · Pasing 13 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 Gilching (48.1076°, 11.2936°, elevation 562 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).