Wittmund weather in September

In September, Wittmund sees average daytime highs of 18°C and overnight lows near 11°C, with 70 mm of rain across 11.6 wet days and about 12.5 hours of daylight. It is the 4th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 19°C in the first days to 16°C by the end. The sky is clear or mostly clear about 16% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 30 min at the start of September to 11 h 24 min by month's end. Set against the rest of the year, September is Wittmund's 5th-clearest and 9th-windiest month. For the whole year in context, see Wittmund's year-round climate.

Daytime high
18°
4th warmest
Overnight low
11°
9th coldest
Rainfall
70 mm
11.6 wet days
Daylight
12 h 24 min
6:11 AM – 6:36 PM
Cloud cover
67%
5th clearest
Wind
14 km/h
9th windiest
Solar energy
3.02 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 19°C in the first days to 16°C by the end.

A typical September day in Wittmund reaches about 18°C in the afternoon and slips back to 11°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 23°C. Set against its neighbours, September runs about 4°C cooler than August and about 5°C warmer than October.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
12012
22012
32012
41912
51912
61912
71912
81911
91911
101911
111911
121911
131811
141811
151811
161811
171810
181810
191810
201810
211710
221710
231710
241710
251710
261710
27169
28169
29169
30169

How September really feels in Wittmund

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.

Wittmund weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 6513.227.80.0
Feb / 5110.52.49.40.2
Mar / 5311.51.411.51.5
Apr13° / 53110.213.73.5
May17° / 6111.8015.65.0
Jun19° / 11°8112.7016.75.6
Jul22° / 13°9314.4016.35.9
Aug22° / 13°8914.3014.65.9
Sep18° / 11°7011.6012.55.4
Oct13° / 6412.5010.33.5
Nov / 5612.10.38.31.4
Dec / 6312.927.30.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 19% of September, with mostly cloudy or overcast conditions the remaining 65%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13565
23565
33664
43664
53565
63565
73664
83763
93664
103664
113664
123763
133763
143763
153763
163763
173862
183862
193763
203664
213664
223664
233466
243367
253367
263268
273169
283169
293070
302971

Chance of precipitation in September

Any precipitation

Wittmund gets around 70 mm of rain over 11.6 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 40% and peaks near 46% on the wettest days.

0%20%40%60%151015202530
Rain chance (%)
146
245
344
443
543
642
741
841
940
1040
1139
1239
1338
1437
1537
1636
1736
1836
1936
2036
2136
2237
2337
2438
2539
2640
2741
2841
2942
3042

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 74% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1593281
2593281
3613270
4613270
5633160
6633160
7643060
8653050
9662950
10672850
11692740
12702640
13712540
14732430
15742330
16762130
17782020
18791920
19801820
20821710
21821710
22831610
23831610
24841510
25851500
26861400
27861400
28871300
29871300
30871300

Wind in September

Winds average 14 km/h in September.

Across September, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 30 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 126 minutes over September. Sunrise moves from 5:44 AM to 6:36 AM, and sunset from 7:14 PM to 6:00 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:447:14
213.45:457:11
313.45:477:09
413.35:497:06
513.25:517:04
613.15:537:01
713.15:546:59
813.05:566:56
912.95:586:54
1012.96:006:51
1112.86:026:49
1212.76:036:46
1312.66:056:43
1412.66:076:41
1512.56:096:38
1612.46:116:36
1712.36:126:33
1812.36:146:31
1912.26:166:28
2012.16:186:26
2112.16:206:23
2212.06:226:20
2311.96:236:18
2411.86:256:15
2511.86:276:13
2611.76:296:10
2711.66:316:08
2811.56:336:05
2911.56:346:03
3011.46:366:00

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.02 kWh/m².

For context, solar energy here swings from a low near 0.5 kWh/m² to a high of 5.6 kWh/m² in June across the year — September's 3.02 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.7Moderate
23.6Moderate
33.6Moderate
43.5Moderate
53.5Moderate
63.4Moderate
73.4Moderate
83.4Moderate
93.3Moderate
103.3Moderate
113.2Moderate
123.2Moderate
133.1Moderate
143.1Moderate
153.0Moderate
163.0Moderate
173.0Moderate
182.9Moderate
192.9Moderate
202.8Moderate
212.8Moderate
222.7Moderate
232.7Moderate
242.6Moderate
252.6Moderate
262.5Moderate
272.5Moderate
282.4Moderate
292.4Moderate
302.3Moderate
Planning a trip in September

Is September a good time to visit Wittmund?

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
1.8
Beach & pool
4th-best month of the year

September is a reasonable time to visit Wittmund for sightseeing.

What to pack for Wittmund in September

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

In September, Wittmund sees daytime highs around 18°C and nights near 11°C. Worth packing: rain gear. About 12 days see rain.

rain gear

Sea temperature near Wittmund in September

The nearest coast averages about 17°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 24 km away) is warmest in August at about 19°C and coldest in February near 4°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

0°5°10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan4Bracing
Feb4Bracing
Mar5Bracing
Apr8Bracing
May11Bracing
Jun15Cool
Jul18Cool
Aug19Cool
Sep17Cool
Oct13Bracing
Nov9Bracing
Dec6Bracing

UV index in Wittmund 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 Wittmund peaks around July 19 at about 6 (high) — a little sun protection helps at midday. It bottoms out near December 21 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 19UV 6Dec 21UV 0
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr3Moderate
May5High
Jun5High
Jul6High
Aug6High
Sep4Moderate
Oct2Low
Nov1Low
Dec0Low
Location & terrain

Where is Wittmund?

Wittmund sits at 53.6°N, 7.8°E, 2 m above sea level, in Germany. The nearest listed city is Schortens, 12 km away.

Topography around Wittmund

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

Within 3 km, the terrain around Wittmund has only modest variations in elevation — a maximum elevation change of 27 m around an average of 2 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 38 m; within 80 km, only modest variations in elevation — a maximum elevation change of 103 m.

The land around Wittmund is covered by grassland (62%) within 3 km, grassland (56%) and cropland (23%) within 16 km, and water (42%) and grassland (27%) within 80 km.

3 km
27 m
16 km
38 m
80 km
103 m
treesgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Schortens 12 km · Wilhelmshaven 22 km · Aurich 23 km · Varel 31 km · Westerstede 37 km · Norden 38 km · Leer 44 km · Emden 44 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 Wittmund (53.5768°, 7.7757°, elevation 2 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).