Næstved weather in September

In September, Næstved sees average daytime highs of 17°C and overnight lows near 11°C, with 56 mm of rain across 9.8 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 15°C by the end. The sky is clear or mostly clear about 19% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 36 min at the start of September to 11 h 24 min by month's end. Set against the rest of the year, September is Næstved's 6th-clearest and 7th-windiest month. For the whole year in context, see Næstved's year-round climate.

Daytime high
17°
4th warmest
Overnight low
11°
9th coldest
Rainfall
56 mm
9.8 wet days
Daylight
12 h 24 min
5:54 AM – 6:21 PM
Cloud cover
67%
6th clearest
Wind
17 km/h
7th windiest
Solar energy
3.07 kWh/m²
Travel score
5.4
out of 10

Næstved is town on the island of Zealand in Denmark.

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 15°C by the end.

A typical September day in Næstved reaches about 17°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 21°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)
11912
21912
31912
41912
51912
61912
71812
81811
91811
101811
111811
121811
131811
141711
151711
161711
171710
181710
191710
201710
211610
221610
231610
241610
251610
261610
27159
28159
29159
30159

How September really feels in Næstved

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.

Næstved 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 / -1°4911.53.77.50.0
Feb / -1°399.13.59.20.0
Mar / 419.52.311.40.6
Apr11° / 379.30.413.82.8
May16° / 4710.1015.94.9
Jun19° / 11°6410.90175.8
Jul21° / 13°6511.5016.66.3
Aug21° / 14°6912.1014.86.2
Sep17° / 11°569.8012.55.4
Oct12° / 5511.1010.13.1
Nov / 4710.70.98.11.0
Dec / 5111.42.770.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% 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 (%)
14159
24258
34159
44159
54159
64060
74159
84159
94159
104060
114060
123961
133961
143862
153862
163763
173763
183664
193565
203565
213466
223466
233367
243367
253367
263466
273466
283466
293367
303367

Chance of precipitation in September

Any precipitation

Næstved gets around 56 mm of rain over 9.8 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 38% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
138
238
337
437
536
636
735
835
934
1033
1133
1232
1332
1432
1531
1631
1731
1831
1931
2031
2131
2231
2331
2432
2532
2633
2733
2834
2934
3034

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 80% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
165305
266295
367294
468284
570273
670273
772262
872262
973252
1074242
1176231
1277221
1378211
1479201
1580191
1681181
1782171
1883161
1985150
2086140
2187130
2287130
2388120
2488120
2589110
2689110
2790100
2890100
299190
309190

Wind in September

Winds average 17 km/h in September.

Across September, daily wind ranges from about 17 km/h on the calmest days to 18 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1018light breeze
1118light breeze
1218light breeze
1318light breeze
1418light breeze
1518light breeze
1618light breeze
1718light breeze
1818light breeze
1918light breeze
2018light breeze
2117light breeze
2217light breeze
2317light breeze
2417light breeze
2517light breeze
2618light breeze
2718light breeze
2818light breeze
2918light breeze
3018light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 36 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 132 minutes over September. Sunrise moves from 5:25 AM to 6:21 AM, and sunset from 7:01 PM to 5:43 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.65:257:01
213.55:276:58
313.45:296:55
413.45:316:53
513.35:336:50
613.25:346:47
713.15:366:45
813.15:386:42
913.05:406:39
1012.95:426:37
1112.85:446:34
1212.85:466:31
1312.75:486:29
1412.65:506:26
1512.55:526:23
1612.45:546:21
1712.45:566:18
1812.35:586:15
1912.26:006:13
2012.16:026:10
2112.16:046:07
2212.06:066:04
2311.96:086:02
2411.86:105:59
2511.76:125:56
2611.76:145:54
2711.66:155:51
2811.56:175:48
2911.46:195:46
3011.46:215:43

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.07 kWh/m².

For context, solar energy here swings from a low near 0.41 kWh/m² to a high of 6.06 kWh/m² in June across the year — September's 3.07 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.8Moderate
23.8Moderate
33.7Moderate
43.7Moderate
53.6Moderate
63.6Moderate
73.5Moderate
83.5Moderate
93.4Moderate
103.4Moderate
113.3Moderate
123.2Moderate
133.2Moderate
143.1Moderate
153.1Moderate
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 Næstved?

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
1.4
Beach & pool
4th-best month of the year

September is a reasonable time to visit Næstved for sightseeing.

What to pack for Næstved in September

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

In September, Næstved sees daytime highs around 17°C and nights near 11°C. Worth packing: rain gear. About 10 days see rain.

rain gear

Sea temperature near Næstved in September

The nearest coast averages about 16°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 15 km away) is warmest in August at about 18°C and coldest in February near 2°C.

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

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan3Bracing
Feb2Bracing
Mar3Bracing
Apr5Bracing
May11Bracing
Jun15Cool
Jul18Cool
Aug18Cool
Sep16Cool
Oct12Bracing
Nov8Bracing
Dec4Bracing

UV index in Næstved 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 Næstved peaks around June 19 at about 6 (high) — a little sun protection helps at midday. It bottoms out near January 1 at about 0 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 19UV 6Jan 1UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Moderate
Apr3Moderate
May5Moderate
Jun6High
Jul5High
Aug5Moderate
Sep4Moderate
Oct2Low
Nov1Low
Dec0Low
Location & terrain

Where is Næstved?

Næstved sits at 55.2°N, 11.8°E, 16 m above sea level, in Denmark. The nearest listed city is Klinteby Frihed, 11 km away.

VordingborgSlagelseKøgeSolrød StrandRoskildeNykøbing Falster

Topography around Næstved

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

Within 3 km, the terrain around Næstved has only modest variations in elevation — a maximum elevation change of 77 m around an average of 19 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 139 m; within 80 km, only modest variations in elevation — a maximum elevation change of 162 m.

The land around Næstved is covered by artificial surfaces (33%), trees (31%) and grassland (24%) within 3 km, cropland (44%) within 16 km, and water (54%) and cropland (26%) within 80 km.

3 km
77 m
16 km
139 m
80 km
162 m
treesgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Klinteby Frihed 11 km · Ringsted 24 km · Vordingborg 26 km · Slagelse 32 km · Køge 37 km · Solrød Strand 45 km · Roskilde 50 km · Nykøbing Falster 52 km

Denmark travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E / F / K
230 V · 50 Hz
Prices
≈ 92% of US
price level, 2025
GDP per capita
$76,970
2025
Happiness
7.5 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
0.8
per 100k, 2023
Road deaths
3.7
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 611
Religion
Evangelical Lutheran 71%other/none/unspecified 24%Muslim 4%

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 Næstved (55.2299°, 11.7609°, elevation 16 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).