Geldern weather in September

In September, Geldern sees average daytime highs of 19°C and overnight lows near 11°C, with 63 mm of rain across 10.7 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 21°C in the first days to 17°C by the end. The sky is clear or mostly clear about 18% 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 24 min by month's end. Set against the rest of the year, September is Geldern's 4th-clearest and 9th-windiest month. For the whole year in context, see Geldern's year-round climate.

Daytime high
19°
4th warmest
Overnight low
11°
9th coldest
Rainfall
63 mm
10.7 wet days
Daylight
12 h 24 min
6:17 AM – 6:41 PM
Cloud cover
66%
4th clearest
Wind
12 km/h
9th windiest
Solar energy
3.04 kWh/m²
Travel score
5.8
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 Geldern 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 15°C and 24°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
211911
221811
231811
241810
251810
261810
271810
281710
291710
301710

How September really feels in Geldern

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.

Geldern 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 / 6712.71.58.10.2
Feb / 5811.129.60.6
Mar10° / 5711.70.711.52.3
Apr15° / 4810.3013.54.2
May18° / 6011.4015.35.6
Jun21° / 12°6711.7016.36.0
Jul23° / 14°7712.8015.96.4
Aug23° / 14°7812.1014.46.4
Sep19° / 11°6310.7012.45.8
Oct15° / 6511.6010.44.0
Nov / 6412.30.58.61.8
Dec / 7413.31.97.70.5

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 17% of September, with mostly cloudy or overcast conditions the remaining 64%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13565
23664
33664
43763
53763
63763
73763
83763
93763
103862
113763
123763
133763
143763
153763
163763
173862
183763
193763
203664
213763
223664
233664
243664
253565
263367
273268
283169
293169
302971

Chance of precipitation in September

Any precipitation

Geldern gets around 63 mm of rain over 10.7 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 36% and peaks near 43% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
136
236
335
435
535
635
735
835
935
1036
1135
1235
1335
1435
1535
1635
1735
1835
1935
2036
2136
2236
2337
2438
2538
2639
2740
2841
2942
3043

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 72% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
15930101
2603091
3622990
4632980
5632980
6652870
7652870
8662770
9662770
10682660
11692560
12702460
13712360
14722350
15732250
16742150
17762040
18762040
19772030
20781930
21781930
22791920
23791920
24791920
25791920
26801910
27801910
28801910
29801910
30811810

Wind in September

Winds average 12 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
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712light breeze
2812light breeze
2912light breeze
3012light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 24 min at the start of September to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 120 minutes over September. Sunrise moves from 5:53 AM to 6:41 AM, and sunset from 7:16 PM to 6:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.45:537:16
213.35:547:14
313.35:567:12
413.25:587:09
513.15:597:07
613.16:017:05
713.06:037:02
812.96:047:00
912.96:066:57
1012.86:076:55
1112.76:096:53
1212.76:116:50
1312.66:126:48
1412.56:146:45
1512.56:166:43
1612.46:176:41
1712.36:196:38
1812.36:216:36
1912.26:226:33
2012.16:246:31
2112.16:266:29
2212.06:276:26
2311.96:296:24
2411.86:316:22
2511.86:326:19
2611.76:346:17
2711.66:366:14
2811.66:376:12
2911.56:396:10
3011.46:416:07

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.04 kWh/m².

For context, solar energy here swings from a low near 0.59 kWh/m² to a high of 5.24 kWh/m² in June across the year — September's 3.04 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.6Moderate
23.6Moderate
33.5Moderate
43.5Moderate
53.5Moderate
63.4Moderate
73.4Moderate
83.3Moderate
93.3Moderate
103.3Moderate
113.2Moderate
123.2Moderate
133.1Moderate
143.1Moderate
153.1Moderate
163.0Moderate
173.0Moderate
183.0Moderate
192.9Moderate
202.9Moderate
212.8Moderate
222.8Moderate
232.7Moderate
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 Geldern?

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
2.6
Beach & pool
4th-best month of the year

September is a reasonable time to visit Geldern for sightseeing.

What to pack for Geldern in September

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

In September, Geldern 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 Geldern 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 Geldern peaks around July 14 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 14UV 6Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May5High
Jun6High
Jul6High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Geldern?

Geldern sits at 51.5°N, 6.3°E, 28 m above sea level, in Germany. The nearest listed city is Kapellen, 7.0 km away.

Topography around Geldern

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

Within 3 km, the terrain around Geldern has only modest variations in elevation — a maximum elevation change of 31 m around an average of 26 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 95 m; within 80 km, large variations in elevation — a maximum elevation change of 694 m.

The land around Geldern is covered by cropland (36%), trees (24%) and grassland (21%) within 3 km, cropland (41%), trees (29%) and grassland (20%) within 16 km, and trees (33%), cropland (29%) and grassland (24%) within 80 km.

3 km
31 m
16 km
95 m
80 km
694 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Kapellen 7.0 km · Kevelaer 9.0 km · Straelen 9.0 km · Kamp-Lintfort 15 km · Neukirchen-Vluyn 18 km · Xanten 18 km · Kempen 18 km · Rheinberg 19 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 Geldern (51.5191°, 6.3236°, elevation 28 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).