Torcy weather in September

In September, Torcy sees average daytime highs of 21°C and overnight lows near 11°C, with 51 mm of rain across 8.5 wet days and about 12.4 hours of daylight. It is the 4th-warmest and 12th-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 23% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 18 min at the start of September to 11 h 30 min by month's end. Set against the rest of the year, September is Torcy's 3rd-clearest and 9th-windiest month. For the whole year in context, see Torcy's year-round climate.

Daytime high
21°
4th warmest
Overnight low
11°
9th coldest
Rainfall
51 mm
8.5 wet days
Daylight
12 h 24 min
6:33 AM – 6:54 PM
Cloud cover
63%
3rd clearest
Wind
12 km/h
9th windiest
Solar energy
3.46 kWh/m²
Travel score
6.5
out of 10

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 Torcy reaches about 21°C in the afternoon and slips back to 11°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 26°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)
12313
22213
32213
42212
52212
62212
72212
82212
92212
102112
112112
122112
132112
142111
152111
162111
172111
182011
192011
202011
212011
222011
232011
241911
251910
261910
271910
281910
291910
301810

How September really feels in Torcy

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.

Torcy weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 5811.90.98.50.7
Feb / 53101.29.81.2
Mar12° / 5511.10.611.63.0
Apr15° / 5310.60.113.44.5
May19° / 10°6511.20155.7
Jun22° / 13°5610.5015.96.4
Jul25° / 15°559.4015.56.9
Aug25° / 14°599.3014.27.0
Sep21° / 11°518.5012.46.5
Oct16° / 6611.5010.54.6
Nov10° / 62120.38.92.2
Dec / 7713.10.98.10.9

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 16% of September, with mostly cloudy or overcast conditions the remaining 61%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14159
24159
34159
44258
54159
64159
74159
84258
94159
104159
114159
124060
134159
144159
154159
164159
174159
184060
193961
203961
213862
223961
233763
243763
253664
263565
273466
283367
293367
303169

Chance of precipitation in September

Any precipitation

Torcy gets around 51 mm of rain over 8.5 wet days in September, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 30% and peaks near 36% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
126
226
326
426
526
627
727
827
927
1028
1128
1228
1329
1429
1529
1629
1730
1830
1930
2030
2130
2231
2331
2431
2532
2633
2734
2834
2935
3036

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 70% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
1602812
2612811
3622810
4622810
563289
664279
765278
865278
966277
1067267
1167267
1269256
1369256
1471245
1572235
1672235
1774224
1874224
1975223
2075223
2175223
2275223
2376222
2476222
2576222
2676222
2776222
2877212
2977212
3077212

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
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 18 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 108 minutes over September. Sunrise moves from 6:11 AM to 6:54 AM, and sunset from 7:27 PM to 6:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.36:117:27
213.26:137:25
313.16:147:23
413.16:167:21
513.06:177:18
613.06:187:16
712.96:207:14
812.86:217:12
912.86:237:10
1012.76:247:08
1112.76:267:05
1212.66:277:03
1312.56:297:01
1412.56:306:59
1512.46:326:57
1612.46:336:54
1712.36:356:52
1812.26:366:50
1912.26:386:48
2012.16:396:45
2112.06:406:43
2212.06:426:41
2311.96:436:39
2411.96:456:37
2511.86:466:34
2611.76:486:32
2711.76:496:30
2811.66:516:28
2911.66:526:26
3011.56:546:23

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.46 kWh/m².

For context, solar energy here swings from a low near 0.77 kWh/m² to a high of 5.6 kWh/m² in June across the year — September's 3.46 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.1Bright
24.0Bright
34.0Bright
44.0Moderate
53.9Moderate
63.9Moderate
73.8Moderate
83.8Moderate
93.7Moderate
103.7Moderate
113.7Moderate
123.6Moderate
133.6Moderate
143.5Moderate
153.5Moderate
163.5Moderate
173.4Moderate
183.4Moderate
193.3Moderate
203.3Moderate
213.2Moderate
223.2Moderate
233.1Moderate
243.1Moderate
253.0Moderate
262.9Moderate
272.9Moderate
282.8Moderate
292.8Moderate
302.7Moderate
Planning a trip in September

Is September a good time to visit Torcy?

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

6.5
Sightseeing
3rd-best month of the year
3.7
Beach & pool
4th-best month of the year

September is a reasonable time to visit Torcy for sightseeing.

What to pack for Torcy in September

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

In September, Torcy sees daytime highs around 21°C and nights near 11°C. Worth packing: rain gear. About 9 days see rain.

rain gear

UV index in Torcy 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 Torcy peaks around July 13 at about 7 (high) — sunscreen and a hat are worth it in the middle of the day. 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 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 13UV 7Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr5Moderate
May6High
Jun7High
Jul7High
Aug7High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Torcy in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in Torcy is worst in March — around 16 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodMar 2316 µg/m³Nov 1711 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb13Moderate
Mar16Moderate
Apr16Moderate
May14Moderate
Jun14Moderate
Jul11Good
Aug12Good
Sep12Good
Oct11Good
Nov11Good
Dec11Good
Location & terrain

Where is Torcy?

Torcy sits at 48.9°N, 2.7°E, 100 m above sea level, in France. The nearest listed city is Marne La Vallée, 2.0 km away.

Topography around Torcy

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

Within 3 km, the terrain around Torcy has only modest variations in elevation — a maximum elevation change of 88 m around an average of 75 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 127 m; within 80 km, significant variations in elevation — a maximum elevation change of 262 m.

The land around Torcy is covered by trees (46%) and artificial surfaces (33%) within 3 km, trees (43%) and artificial surfaces (29%) within 16 km, and cropland (52%) and trees (34%) within 80 km.

3 km
88 m
16 km
127 m
80 km
262 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Marne La Vallée 2.0 km · Noisiel 2.0 km · Lognes 2.0 km · Champs-sur-Marne 4.0 km · Lagny-sur-Marne 5.0 km · Chelles 5.0 km · Noisy-le-Grand 6.0 km · Roissy-en-Brie 7.0 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 Torcy (48.8506°, 2.6508°, elevation 100 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).