Lelystad weather in September

In September, Lelystad sees average daytime highs of 18°C and overnight lows near 12°C, with 76 mm of rain across 12.3 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 19°C in the first days to 16°C by the end. The sky is clear or mostly clear about 15% 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 Lelystad's 5th-clearest and 9th-windiest month. For the whole year in context, see Lelystad's year-round climate.

Daytime high
18°
4th warmest
Overnight low
12°
9th coldest
Rainfall
76 mm
12.3 wet days
Daylight
12 h 24 min
6:20 AM – 6:45 PM
Cloud cover
66%
5th clearest
Wind
15 km/h
9th windiest
Solar energy
2.94 kWh/m²
Travel score
5.3
out of 10

Lelystad is city in Flevoland, the Netherlands.

Founded
1967

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 19°C in the first days to 16°C by the end.

A typical September day in Lelystad reaches about 18°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 22°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)
12013
21913
31913
41913
51913
61913
71913
81913
91913
101913
111913
121812
131812
141812
151812
161812
171812
181812
191812
201812
211712
221711
231711
241711
251711
261711
271711
281611
291611
301611

How September really feels in Lelystad

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.

Lelystad 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 / 7113.11.380.2
Feb / 5811.31.79.50.4
Mar / 5811.80.811.51.7
Apr13° / 5210.70.113.63.4
May16° / 10°6711.5015.55.0
Jun19° / 12°7312.7016.55.6
Jul21° / 15°9014.5016.15.9
Aug21° / 15°9013.9014.55.8
Sep18° / 12°7612.3012.45.3
Oct14° / 7613.2010.33.6
Nov / 6813.80.38.51.7
Dec / 7813.91.57.50.5

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 21% of September, with mostly cloudy or overcast conditions the remaining 63%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13961
23961
33862
43862
53862
63961
73961
83961
93961
103961
113862
123961
133961
143961
153862
163862
173961
183862
193862
203763
213664
223565
233565
243466
253466
263367
273367
283268
293268
303169

Chance of precipitation in September

Any precipitation

Lelystad gets around 76 mm of rain over 12.3 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 45% on the wettest days.

0%20%40%60%151015202530
Rain chance (%)
145
245
344
444
543
643
743
843
942
1042
1142
1241
1341
1441
1540
1640
1740
1840
1940
2040
2140
2240
2341
2441
2542
2642
2743
2844
2944
3045

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 66% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
15037121
25236111
35336110
45535100
55634100
65634100
75733100
8583390
9593290
10593290
11613180
12633070
13633070
14652960
15662860
16682750
17682750
18702640
19702640
20722530
21722530
22732520
23732520
24732520
25742510
26752410
27752410
28762310
29772210
30772210

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
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light 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 5:55 AM to 6:45 AM, and sunset from 7:21 PM to 6:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.45:557:21
213.45:567:19
313.35:587:16
413.26:007:14
513.26:017:11
613.16:037:09
713.06:057:07
813.06:077:04
912.96:087:02
1012.86:106:59
1112.86:126:57
1212.76:136:54
1312.66:156:52
1412.56:176:49
1512.56:196:47
1612.46:206:45
1712.36:226:42
1812.36:246:40
1912.26:266:37
2012.16:276:35
2112.16:296:32
2212.06:316:30
2311.96:326:27
2411.86:346:25
2511.86:366:22
2611.76:386:20
2711.66:396:17
2811.66:416:15
2911.56:436:13
3011.46:456:10

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 2.94 kWh/m².

For context, solar energy here swings from a low near 0.54 kWh/m² to a high of 5.28 kWh/m² in June across the year — September's 2.94 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.5Moderate
23.5Moderate
33.5Moderate
43.4Moderate
53.4Moderate
63.3Moderate
73.3Moderate
83.2Moderate
93.2Moderate
103.2Moderate
113.1Moderate
123.1Moderate
133.0Moderate
143.0Moderate
153.0Moderate
162.9Moderate
172.9Moderate
182.9Moderate
192.8Moderate
202.8Moderate
212.7Moderate
222.7Moderate
232.6Moderate
242.6Moderate
252.5Moderate
262.5Moderate
272.4Moderate
282.4Moderate
292.3Moderate
302.3Moderate
Planning a trip in September

Is September a good time to visit Lelystad?

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

5.3
Sightseeing
4th-best month of the year
1.8
Beach & pool
4th-best month of the year

September is a reasonable time to visit Lelystad for sightseeing.

What to pack for Lelystad in September

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

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

rain gear

Sea temperature near Lelystad 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 59 km away) is warmest in August at about 19°C and coldest in February near 5°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
Feb5Bracing
Mar6Bracing
Apr8Bracing
May12Bracing
Jun15Bracing
Jul17Cool
Aug19Cool
Sep17Cool
Oct15Bracing
Nov11Bracing
Dec8Bracing

UV index in Lelystad 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 Lelystad peaks around July 13 at about 6 (high) — a little sun protection helps at midday. 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 13UV 6Dec 21UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr3Moderate
May5High
Jun6High
Jul6High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Lelystad?

Lelystad sits at 52.5°N, 5.5°E, -1 m above sea level, in The Netherlands. The nearest listed city is Dronten, 17 km away.

DrontenUrkZeewoldeHarderwijkAlmere StadEnkhuizenNunspeetElburg

Topography around Lelystad

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

Within 3 km, the terrain around Lelystad has only modest variations in elevation — a maximum elevation change of 25 m around an average of -2 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 32 m; within 80 km, only modest variations in elevation — a maximum elevation change of 135 m.

The land around Lelystad is covered by trees (33%), artificial surfaces (33%) and grassland (20%) within 3 km, water (41%) and cropland (32%) within 16 km, and grassland (40%) and water (24%) within 80 km.

3 km
25 m
16 km
32 m
80 km
135 m
treesgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Dronten 17 km · Urk 19 km · Zeewolde 20 km · Harderwijk 21 km · Almere Stad 23 km · Enkhuizen 25 km · Nunspeet 26 km · Elburg 26 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 Lelystad (52.5083°, 5.475°, elevation -1 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).