Nîmes weather in September

In September, Nîmes sees average daytime highs of 26°C and overnight lows near 16°C, with 99 mm of rain across 6.7 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 28°C in the first days to 24°C by the end. The sky is clear or mostly clear about 53% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 06 min at the start of September to 11 h 36 min by month's end. Set against the rest of the year, September is Nîmes's 4th-clearest and 11th-windiest month. For the whole year in context, see Nîmes's year-round climate.

Daytime high
26°
4th warmest
Overnight low
16°
9th coldest
Rainfall
99 mm
6.7 wet days
Daylight
12 h 18 min
6:28 AM – 6:46 PM
Cloud cover
42%
4th clearest
Wind
12 km/h
11th windiest
Solar energy
4.59 kWh/m²
Travel score
7.4
out of 10

Nîmes is city and prefecture of the Gard department in the Occitanie region of Southern France.

Air quality
Good
PM2.5 8.2 µg/m³ · 2019
Density
916/km²
people per km²

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 28°C in the first days to 24°C by the end.

A typical September day in Nîmes reaches about 26°C in the afternoon and slips back to 16°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 30°C. Set against its neighbours, September runs about 5°C cooler than August and about 5°C warmer than October.

10°15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12917
22917
32817
42817
52817
62817
72817
82716
92716
102716
112716
122716
132616
142616
152616
162615
172615
182515
192515
202515
212515
222515
232515
242414
252414
262414
272414
282414
292414
302314

How September really feels in Nîmes

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.

Nîmes weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan12° / 637.60.59.13.2
Feb13° / 385.30.210.24.1
Mar17° / 4660.111.65.9
Apr19° / 648.4013.26.6
May23° / 13°527.3014.57.3
Jun28° / 17°335015.26.8
Jul31° / 19°213.2014.95.5
Aug31° / 19°344.4013.85.6
Sep26° / 16°996.7012.37.4
Oct21° / 12°1069.4010.86.6
Nov15° / 991009.54.8
Dec12° / 568.10.18.83.4

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 53% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 15% of September, with mostly cloudy or overcast conditions the remaining 33%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17228
27228
37228
47228
57228
67228
77129
87129
97129
107030
117030
127030
136931
146832
156733
166634
176634
186535
196535
206535
216436
226436
236337
246337
256238
266238
276238
286238
296139
306139

Chance of precipitation in September

Any precipitation

Nîmes gets around 99 mm of rain over 6.7 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 22% and peaks near 25% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
117
218
318
418
519
619
720
820
920
1021
1121
1222
1322
1422
1523
1623
1723
1823
1923
2023
2123
2224
2324
2424
2524
2624
2725
2825
2925
3025

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 51% of days. Sticky, muggy-or-worse air turns up on roughly 7% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1452123101
246212391
347212391
447212390
548212290
648212280
749212280
849212180
949222180
1049222080
1149232080
1250231980
1350231980
1450241980
1550241880
1651241870
1751251770
1852251670
1953251660
2053261560
2153261560
2254261550
2355261450
2455261450
2556261440
2656261440
2756261440
2856261440
2958251430
3058251430

Wind in September

Winds average 12 km/h in September.

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

051015151015202530
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 06 min at the start of September to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 90 minutes over September. Sunrise moves from 6:10 AM to 6:45 AM, and sunset from 7:14 PM to 6:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.16:107:14
213.06:127:12
313.06:137:10
412.96:147:09
512.96:157:07
612.86:167:05
712.86:177:03
812.76:197:01
912.76:206:59
1012.66:216:57
1112.66:226:55
1212.56:236:53
1312.56:246:52
1412.46:266:50
1512.36:276:48
1612.36:286:46
1712.26:296:44
1812.26:306:42
1912.16:326:40
2012.16:336:38
2112.06:346:36
2212.06:356:34
2311.96:366:32
2411.96:376:30
2511.86:396:29
2611.86:406:27
2711.76:416:25
2811.76:426:23
2911.66:436:21
3011.66:456:19

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.59 kWh/m².

For context, solar energy here swings from a low near 1.53 kWh/m² to a high of 7.15 kWh/m² in July across the year — September's 4.59 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.5Bright
25.4Bright
35.3Bright
45.3Bright
55.2Bright
65.2Bright
75.1Bright
85.0Bright
95.0Bright
104.9Bright
114.8Bright
124.8Bright
134.7Bright
144.7Bright
154.6Bright
164.5Bright
174.5Bright
184.4Bright
194.4Bright
204.3Bright
214.3Bright
224.2Bright
234.1Bright
244.1Bright
254.0Bright
264.0Moderate
273.9Moderate
283.9Moderate
293.8Moderate
303.8Moderate
Planning a trip in September

Hazard calendar for Nîmes

In seasonPeak

In September, Nîmes sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Nîmes's rainy season runs April–May, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Nîmes?

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

7.4
Sightseeing
1st-best month of the year
7.1
Beach & pool
4th-best month of the year

September is one of the better times to visit Nîmes for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Nîmes in September

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

In September, Nîmes sees daytime highs around 26°C and nights near 16°C. Worth packing: light clothes and sun protection. About 7 days see rain.

light clothessun protection

Sea temperature near Nîmes in September

The nearest coast averages about 20°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 51 km away) is warmest in August at about 22°C and coldest in February near 12°C.

It's comfortable for a long swim from Jun 26 to Sep 20 — about 2.9 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan12Bracing
Feb12Bracing
Mar12Bracing
Apr14Bracing
May16Cool
Jun19Cool
Jul21Refreshing
Aug22Refreshing
Sep20Refreshing
Oct19Cool
Nov16Cool
Dec14Bracing

UV index in Nîmes in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Nîmes peaks around July 16 at about 8 (very high) — sunscreen, a hat and midday shade are essential. 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 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 16UV 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr6High
May6High
Jun7Very high
Jul9Very high
Aug7High
Sep5High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Nîmes?

Nîmes sits at 43.8°N, 4.4°E, 57 m above sea level, in France. The nearest listed city is Lunel, 25 km away.

Topography around Nîmes

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

Within 3 km, the terrain around Nîmes has only modest variations in elevation — a maximum elevation change of 127 m around an average of 68 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 217 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,684 m.

The land around Nîmes is covered by artificial surfaces (54%) and trees (41%) within 3 km, trees (42%) and cropland (22%) within 16 km, and trees (48%) and water (20%) within 80 km.

3 km
127 m
16 km
217 m
80 km
1,684 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Lunel 25 km · Arles 28 km · Mauguio 37 km · Avignon 38 km · Alès 39 km · Bagnols-sur-Cèze 42 km · Le Pontet 43 km · Castelnau-le-Lez 43 km

France travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
230 V · 50 Hz
Prices
≈ 77% of US
price level, 2025
GDP per capita
$48,986
2025
Happiness
6.6 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
1.3
per 100k, 2023
Road deaths
5.1
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 539
Religion
Roman Catholic 47%none 33%Muslim 4%Protestant 2%

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 Nîmes (43.8366°, 4.3579°, elevation 57 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).