Poperinge weather in September

In September, Poperinge sees average daytime highs of 19°C and overnight lows near 12°C, with 52 mm of rain across 9.7 wet days and about 12.4 hours of daylight. It is the 4th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 20°C in the first days to 18°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 30 min by month's end. Set against the rest of the year, September is Poperinge's 4th-clearest and 9th-windiest month. For the whole year in context, see Poperinge's year-round climate.

Daytime high
19°
4th warmest
Overnight low
12°
9th coldest
Rainfall
52 mm
9.7 wet days
Daylight
12 h 24 min
6:32 AM – 6:55 PM
Cloud cover
67%
4th clearest
Wind
13 km/h
9th windiest
Solar energy
3.19 kWh/m²
Travel score
6.0
out of 10

Poperinge is city in Poperinge municipality, Belgium.

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 18°C by the end.

A typical September day in Poperinge reaches about 19°C in the afternoon and slips back to 12°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 3°C cooler than August and about 4°C warmer than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12113
22113
32013
42013
52013
62012
72012
82012
92012
102012
112012
122012
131912
141912
151912
161912
171912
181911
191911
201911
211911
221811
231811
241811
251811
261811
271811
281811
291711
301711

How September really feels in Poperinge

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.

Poperinge weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 5811.70.88.20.7
Feb / 4910.41.19.71.0
Mar11° / 4910.60.711.52.5
Apr14° / 4810.70.113.53.9
May17° / 6111.7015.25.2
Jun20° / 12°5810.1016.26.1
Jul22° / 14°5810.7015.86.5
Aug22° / 14°6810.6014.36.5
Sep19° / 12°529.7012.46.0
Oct15° / 6111.1010.44.3
Nov10° / 6212.30.38.72.2
Dec / 6912.417.80.9

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 65%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13763
23664
33664
43664
53763
63565
73565
83565
93565
103565
113565
123565
133565
143565
153565
163664
173565
183565
193664
203565
213565
223565
233565
243565
253466
263367
273367
283268
293169
303169

Chance of precipitation in September

Any precipitation

Poperinge gets around 52 mm of rain over 9.7 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 33% and peaks near 37% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
130
230
330
430
530
630
731
831
931
1032
1132
1232
1332
1432
1532
1633
1733
1833
1934
2034
2134
2234
2335
2435
2536
2636
2737
2837
2937
3037

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 69% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
15435101
25534101
35733100
45832100
55931100
66030100
76129100
86129100
9632890
10642790
11642790
12662680
13672580
14692470
15702460
16712360
17722350
18732250
19742240
20742240
21752230
22752230
23762220
24762220
25762220
26772210
27772210
28772210
29782110
30782110

Wind in September

Winds average 13 km/h in September.

Across September, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
112light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 24 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 114 minutes over September. Sunrise moves from 6:08 AM to 6:55 AM, and sunset from 7:30 PM to 6:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.46:087:30
213.36:107:27
313.26:117:25
413.26:137:23
513.16:147:20
613.06:167:18
713.06:187:16
812.96:197:14
912.86:217:11
1012.86:227:09
1112.76:247:07
1212.66:267:04
1312.66:277:02
1412.56:297:00
1512.46:306:57
1612.46:326:55
1712.36:346:52
1812.26:356:50
1912.26:376:48
2012.16:386:45
2112.06:406:43
2212.06:426:41
2311.96:436:38
2411.96:456:36
2511.86:476:34
2611.76:486:31
2711.76:506:29
2811.66:516:27
2911.56:536:24
3011.56:556:22

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.19 kWh/m².

For context, solar energy here swings from a low near 0.67 kWh/m² to a high of 5.44 kWh/m² in June across the year — September's 3.19 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.8Moderate
23.7Moderate
33.7Moderate
43.6Moderate
53.6Moderate
63.6Moderate
73.5Moderate
83.5Moderate
93.5Moderate
103.4Moderate
113.4Moderate
123.3Moderate
133.3Moderate
143.3Moderate
153.2Moderate
163.2Moderate
173.1Moderate
183.1Moderate
193.0Moderate
203.0Moderate
213.0Moderate
222.9Moderate
232.9Moderate
242.8Moderate
252.8Moderate
262.7Moderate
272.7Moderate
282.6Moderate
292.6Moderate
302.5Moderate
Planning a trip in September

Is September a good time to visit Poperinge?

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

6.0
Sightseeing
4th-best month of the year
2.6
Beach & pool
4th-best month of the year

September is a reasonable time to visit Poperinge for sightseeing.

What to pack for Poperinge in September

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

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

rain gear

Sea temperature near Poperinge 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 31 km away) is warmest in August at about 19°C and coldest in February near 7°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
Jan8Bracing
Feb7Bracing
Mar7Bracing
Apr9Bracing
May12Bracing
Jun15Bracing
Jul17Cool
Aug19Cool
Sep18Cool
Oct15Cool
Nov12Bracing
Dec10Bracing

UV index in Poperinge 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 Poperinge peaks around August 10 at about 6 (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 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowAug 10UV 6Dec 21UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May6High
Jun6High
Jul6High
Aug7High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Poperinge?

Poperinge sits at 50.9°N, 2.7°E, 19 m above sea level, in Belgium. The nearest listed city is Ypres, 11 km away.

HazebrouckArmentièresDiksmuideWervikMenenHalluinRoeselare

Topography around Poperinge

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

Within 3 km, the terrain around Poperinge has only modest variations in elevation — a maximum elevation change of 42 m around an average of 24 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 171 m; within 80 km, significant variations in elevation — a maximum elevation change of 338 m.

The land around Poperinge is covered by cropland (60%) within 3 km, cropland (64%) and grassland (23%) within 16 km, and cropland (44%) and water (21%) within 80 km.

3 km
42 m
16 km
171 m
80 km
338 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Ypres 11 km · Hazebrouck 20 km · Armentières 22 km · Diksmuide 22 km · Wervik 23 km · Menen 29 km · Halluin 29 km · Roeselare 30 km

Belgium travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
230 V · 50 Hz
Prices
≈ 81% of US
price level, 2025
GDP per capita
$60,750
2025
Happiness
6.9 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
1.1
per 100k, 2021
Road deaths
5.8
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 608
Religion
Roman Catholic 57%nonbeliever/agnostic 20%atheist 9%Muslim 7%

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 Poperinge (50.8539°, 2.7266°, elevation 19 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).