Montluçon weather in September

In September, Montluçon sees average daytime highs of 21°C and overnight lows near 11°C, with 64 mm of rain across 9.5 wet days and about 12.4 hours of daylight. It is the 4th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 22°C in the first days to 19°C by the end. The sky is clear or mostly clear about 27% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 12 min at the start of September to 11 h 30 min by month's end. Set against the rest of the year, September is Montluçon's 3rd-clearest and 9th-windiest month. For the whole year in context, see Montluçon's year-round climate.

Daytime high
21°
4th warmest
Overnight low
11°
9th coldest
Rainfall
64 mm
9.5 wet days
Daylight
12 h 18 min
6:34 AM – 6:54 PM
Cloud cover
61%
3rd clearest
Wind
10 km/h
9th windiest
Solar energy
3.85 kWh/m²
Travel score
6.3
out of 10
Air quality
Good
PM2.5 6.2 µg/m³ · 2019

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 22°C in the first days to 19°C by the end.

A typical September day in Montluçon reaches about 21°C in the afternoon and slips back to 11°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 27°C. Set against its neighbours, September runs about 4°C cooler than August and about 5°C warmer than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12312
22312
32312
42212
52212
62212
72212
82212
92211
102111
112111
122111
132111
142111
152111
162111
172011
182010
192010
202010
212010
222010
232010
241910
251910
261910
271910
281910
291910
301810

How September really feels in Montluçon

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.

Montluçon weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 6412.62.98.80.7
Feb / 5311.13101.2
Mar12° / 5711.51.211.63.0
Apr15° / 7613.10.413.34.1
May19° / 8313.2014.75.4
Jun22° / 12°6011015.56.4
Jul25° / 14°549.2015.27.0
Aug25° / 14°5710.10147.0
Sep21° / 11°649.5012.46.3
Oct16° / 6711.80.110.74.7
Nov11° / 7212.80.89.22.2
Dec / 6713.12.38.51.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 27% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 12% of September, with mostly cloudy or overcast conditions the remaining 61%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14357
24456
34456
44456
54456
64456
74357
84357
94357
104357
114258
124159
134159
144159
154060
164060
173862
183862
193862
203664
213664
223565
233565
243565
253565
263466
273466
283367
293268
303268

Chance of precipitation in September

Any precipitation

Montluçon gets around 64 mm of rain over 9.5 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 34% and peaks near 39% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
130
229
329
429
529
629
729
830
930
1031
1132
1233
1334
1435
1535
1636
1736
1837
1937
2037
2137
2237
2336
2436
2537
2637
2737
2838
2938
3039

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 77% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
165269
266259
368248
470237
570237
672226
773225
874215
975214
1075214
1176213
1276213
1377212
1477212
1577212
1679201
1779201
1879201
1980191
2080191
2181181
2281181
2382171
2482171
2582171
2683161
2783161
2884151
2984151
3084151

Wind in September

Winds average 10 km/h in September.

Across September, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2911calm
3011calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 12 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 102 minutes over September. Sunrise moves from 6:15 AM to 6:53 AM, and sunset from 7:24 PM to 6:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.26:157:24
213.16:167:22
313.06:177:20
413.06:187:18
512.96:207:16
612.96:217:14
712.86:227:12
812.86:247:10
912.76:257:08
1012.76:267:06
1112.66:287:04
1212.56:297:02
1312.56:307:00
1412.46:326:58
1512.46:336:56
1612.36:346:54
1712.36:366:52
1812.26:376:50
1912.26:386:47
2012.16:396:45
2112.06:416:43
2212.06:426:41
2311.96:436:39
2411.96:456:37
2511.86:466:35
2611.86:476:33
2711.76:496:31
2811.66:506:29
2911.66:516:27
3011.56:536:25

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.85 kWh/m².

For context, solar energy here swings from a low near 1.04 kWh/m² to a high of 5.87 kWh/m² in July across the year — September's 3.85 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.4Bright
44.4Bright
54.3Bright
64.3Bright
74.3Bright
84.2Bright
94.2Bright
104.1Bright
114.1Bright
124.0Bright
134.0Moderate
143.9Moderate
153.9Moderate
163.8Moderate
173.8Moderate
183.7Moderate
193.6Moderate
203.6Moderate
213.5Moderate
223.5Moderate
233.4Moderate
243.4Moderate
253.3Moderate
263.2Moderate
273.2Moderate
283.1Moderate
293.1Moderate
303.0Moderate
Planning a trip in September

Is September a good time to visit Montluçon?

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

6.3
Sightseeing
4th-best month of the year
3.7
Beach & pool
4th-best month of the year

September is a reasonable time to visit Montluçon for sightseeing.

What to pack for Montluçon in September

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

In September, Montluçon sees daytime highs around 21°C and nights near 11°C. Worth packing: rain gear. About 10 days see rain.

rain gear

UV index in Montluçon 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 Montluçon peaks around July 17 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 22 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highModerateLowJul 17UV 8Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr5High
May7High
Jun7Very high
Jul8Very high
Aug7Very high
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Montluçon?

Montluçon sits at 46.3°N, 2.6°E, 208 m above sea level, in France. The nearest listed city is Guéret, 59 km away.

Topography around Montluçon

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

Within 3 km, the terrain around Montluçon has only modest variations in elevation — a maximum elevation change of 185 m around an average of 242 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 391 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,319 m.

The land around Montluçon is covered by artificial surfaces (39%), trees (33%) and grassland (22%) within 3 km, grassland (53%), trees (23%) and cropland (20%) within 16 km, and grassland (44%), trees (30%) and cropland (25%) within 80 km.

3 km
185 m
16 km
391 m
80 km
1,319 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Guéret 59 km · Moulins 61 km · Riom 63 km · Vichy 68 km · Chamalières 72 km · Clermont-Ferrand 73 km · Cournon-d'Auvergne 81 km · Nevers 84 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 Montluçon (46.3402°, 2.6025°, elevation 208 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. 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).