Borssele weather in September

In September, Borssele sees average daytime highs of 19°C and overnight lows near 12°C, with 62 mm of rain across 11.4 wet days and about 12.4 hours of daylight. It is the 4th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 20°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 Borssele's 6th-clearest and 9th-windiest month. For the whole year in context, see Borssele's year-round climate.

Daytime high
19°
4th warmest
Overnight low
12°
9th coldest
Rainfall
62 mm
11.4 wet days
Daylight
12 h 24 min
6:28 AM – 6:51 PM
Cloud cover
66%
6th clearest
Wind
15 km/h
9th windiest
Solar energy
3.13 kWh/m²
Travel score
5.6
out of 10

Borssele is village in Borsele, Netherlands.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

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 17°C by the end.

A typical September day in Borssele reaches about 19°C in the afternoon and slips back to 12°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 23°C. Set against its neighbours, September runs about 3°C cooler than August and about 4°C warmer than October.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
12014
22014
32014
42013
52013
62013
72013
81913
91913
101913
111913
121913
131913
141913
151913
161912
171912
181812
191812
201812
211812
221812
231812
241812
251812
261712
271711
281711
291711
301711

How September really feels in Borssele

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.

Borssele weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 6012.20.78.10.5
Feb / 5110.71.19.60.8
Mar10° / 5111.20.511.52.1
Apr13° / 4510.4013.53.7
May17° / 10°5711.7015.35.1
Jun19° / 13°6010.6016.35.9
Jul22° / 15°7212.5015.96.2
Aug22° / 15°7212.3014.46.2
Sep19° / 12°6211.4012.45.6
Oct15° / 6712.6010.44.0
Nov10° / 6713.30.38.62.0
Dec / 7313.70.97.70.8

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 19% of September, with mostly cloudy or overcast conditions the remaining 63%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14060
23961
33961
43961
53961
63961
73862
83862
93862
103862
113862
123763
133763
143862
153862
163862
173862
183862
193862
203862
213763
223763
233763
243565
253565
263367
273367
283169
293169
303070

Chance of precipitation in September

Any precipitation

Borssele gets around 62 mm of rain over 11.4 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 39% and peaks near 44% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
139
238
338
438
538
638
738
838
938
1038
1138
1238
1338
1438
1538
1638
1738
1838
1938
2038
2138
2239
2339
2440
2540
2641
2742
2843
2943
3044

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 64% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14937131
25036131
35235121
45334121
55533120
65632120
75731120
85731120
95830120
105929120
116029110
126128110
136327100
14642790
15652690
16662680
17672670
18682660
19682660
20692650
21702640
22702730
23702730
24702820
25702820
26702820
27722710
28722710
29732610
30742510

Wind in September

Winds average 15 km/h in September.

Across September, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light 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 6:03 AM to 6:51 AM, and sunset from 7:26 PM to 6:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.46:037:26
213.36:057:24
313.36:067:22
413.26:087:19
513.16:107:17
613.16:117:15
713.06:137:12
812.96:157:10
912.96:167:08
1012.86:187:05
1112.76:207:03
1212.76:217:01
1312.66:236:58
1412.56:246:56
1512.56:266:53
1612.46:286:51
1712.36:296:49
1812.36:316:46
1912.26:336:44
2012.16:346:41
2112.16:366:39
2212.06:386:37
2311.96:396:34
2411.86:416:32
2511.86:436:30
2611.76:446:27
2711.66:466:25
2811.66:486:22
2911.56:496:20
3011.46:516:18

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.13 kWh/m².

For context, solar energy here swings from a low near 0.62 kWh/m² to a high of 5.53 kWh/m² in June across the year — September's 3.13 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.8Moderate
23.7Moderate
33.7Moderate
43.6Moderate
53.6Moderate
63.5Moderate
73.5Moderate
83.4Moderate
93.4Moderate
103.4Moderate
113.3Moderate
123.3Moderate
133.2Moderate
143.2Moderate
153.1Moderate
163.1Moderate
173.1Moderate
183.0Moderate
193.0Moderate
202.9Moderate
212.9Moderate
222.8Moderate
232.8Moderate
242.7Moderate
252.7Moderate
262.6Moderate
272.6Moderate
282.5Moderate
292.5Moderate
302.5Moderate
Planning a trip in September

Is September a good time to visit Borssele?

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

5.6
Sightseeing
4th-best month of the year
2.2
Beach & pool
4th-best month of the year

September is a reasonable time to visit Borssele for sightseeing.

What to pack for Borssele in September

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

In September, Borssele sees daytime highs around 19°C and nights near 12°C. Worth packing: rain gear. About 11 days see rain.

rain gear

Sea temperature near Borssele in September

The nearest coast averages about 18°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 6°C.

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

5°10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan6Bracing
Feb6Bracing
Mar6Bracing
Apr9Bracing
May12Bracing
Jun15Cool
Jul18Cool
Aug19Cool
Sep18Cool
Oct15Bracing
Nov11Bracing
Dec8Bracing

UV index in Borssele 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 Borssele peaks around June 21 at about 6 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near January 1 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 21UV 6Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May5High
Jun6High
Jul6High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Borssele?

Borssele sits at 51.4°N, 3.7°E, 5 m above sea level, in The Netherlands. The nearest listed city is Vlissingen, 11 km away.

EekloMaldegemStekeneKnokke-Heist

Topography around Borssele

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

Within 3 km, the terrain around Borssele has only modest variations in elevation — a maximum elevation change of 16 m around an average of 1 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 38 m; within 80 km, significant variations in elevation — a maximum elevation change of 262 m.

The land around Borssele is covered by water (45%) and cropland (22%) within 3 km, cropland (37%) and water (30%) within 16 km, and water (31%), cropland (25%) and grassland (21%) within 80 km.

3 km
16 m
16 km
38 m
80 km
262 m
treesgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Vlissingen 11 km · Terneuzen 12 km · Middelburg 12 km · Goes 14 km · Eeklo 29 km · Maldegem 31 km · Stekene 32 km · Knokke-Heist 33 km

The Netherlands travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 84% of US
price level, 2025
GDP per capita
$73,684
2025
Happiness
7.2 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
0.7
per 100k, 2023
Road deaths
4
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 624
Religion
none 54%Roman Catholic 20%Protestant 15%other 6%

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 Borssele (51.4233°, 3.7347°, elevation 5 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).