Charleville-Mézières weather in August

In August, Charleville-Mézières sees average daytime highs of 22°C and overnight lows near 13°C, with 77 mm of rain across 12.2 wet days and about 14.2 hours of daylight. It is the 2nd-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 23°C in the first days to 21°C by the end. The sky is clear or mostly clear about 20% of the time in August, and the air most often feels dry.

Daylight stretches from about 15 h 06 min at the start of August to 13 h 24 min by month's end. Set against the rest of the year, August is Charleville-Mézières's 1st-clearest and 12th-windiest month. For the whole year in context, see Charleville-Mézières's year-round climate.

Daytime high
22°
2nd warmest
Overnight low
13°
11th coldest
Rainfall
77 mm
12.2 wet days
Daylight
14 h 18 min
5:37 AM – 7:53 PM
Cloud cover
63%
1st clearest
Wind
11 km/h
12th windiest
Solar energy
4.61 kWh/m²
Travel score
6.4
out of 10
Air quality
Good
PM10 18.4 µg/m³ · 2019

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 23°C in the first days to 21°C by the end.

A typical August day in Charleville-Mézières reaches about 22°C in the afternoon and slips back to 13°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 28°C. Set against its neighbours, August runs on par with July and about 4°C warmer than September.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12414
22414
32314
42314
52314
62314
72314
82314
92314
102314
112314
122314
132313
142313
152313
162213
172213
182213
192213
202213
212213
222213
232213
242113
252113
262112
272112
282112
292112
302112
312012

How August really feels in Charleville-Mézières

Once humidity and wind are folded in, August 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

August sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Charleville-Mézières weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 9013.12.48.40.0
Feb / 76123.59.80.3
Mar10° / 7612.71.411.52.0
Apr14° / 6512.20.213.53.7
May17° / 7413.1015.15.0
Jun20° / 11°7412.50165.8
Jul23° / 13°7511.9015.76.4
Aug22° / 13°7712.2014.26.4
Sep18° / 10°6810.5012.45.7
Oct14° / 7712.4010.53.6
Nov / 8312.90.88.81.3
Dec / 10714.3380.1

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 20% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 20% of August, with mostly cloudy or overcast conditions the remaining 60%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14555
24555
34555
44555
54456
64357
74357
84258
94258
104258
114258
124159
134060
144060
154060
164060
173961
183961
193862
203862
213862
223763
233664
243664
253763
263763
273763
283664
293664
303763
313763

Chance of precipitation in August

Any precipitation

Charleville-Mézières gets around 77 mm of rain over 12.2 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 39% and peaks near 39% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
138
238
338
438
539
639
739
839
939
1039
1139
1239
1339
1439
1539
1639
1739
1839
1939
2039
2139
2239
2339
2439
2539
2639
2738
2838
2938
3037
3137

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

Most of August feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, August lands in the dry band about 50% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14241171
24241171
34241160
44242160
54342150
64342150
74342140
84442140
94442140
104442140
114542130
124542130
134541130
144641130
154641130
164740130
174839130
184838130
194938130
205036140
215135140
225234140
235333140
245631130
255730130
265929120
276028120
286227110
296227110
306426100
31652690

Wind in August

Winds average 11 km/h in August, the calmest month.

Across August, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3112calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 15 h 06 min at the start of August to 13 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 102 minutes over August. Sunrise moves from 5:16 AM to 6:00 AM, and sunset from 8:19 PM to 7:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.15:168:19
215.05:178:17
315.05:188:16
414.95:208:14
514.95:218:13
614.85:238:11
714.85:248:09
814.75:268:08
914.65:278:06
1014.65:288:04
1114.55:308:02
1214.55:318:00
1314.45:337:59
1414.45:347:57
1514.35:367:55
1614.35:377:53
1714.25:397:51
1814.15:407:49
1914.15:427:47
2014.05:437:45
2114.05:457:43
2213.95:467:41
2313.95:487:39
2413.85:497:37
2513.75:517:35
2613.75:527:33
2713.65:547:31
2813.65:567:29
2913.55:577:27
3013.45:597:24
3113.46:007:22

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.61 kWh/m².

For context, solar energy here swings from a low near 0.67 kWh/m² to a high of 5.45 kWh/m² in June across the year — August's 4.61 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.1Bright
35.1Bright
45.1Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
94.9Bright
104.9Bright
114.8Bright
124.8Bright
134.8Bright
144.7Bright
154.7Bright
164.6Bright
174.6Bright
184.5Bright
194.5Bright
204.4Bright
214.4Bright
224.3Bright
234.3Bright
244.2Bright
254.2Bright
264.1Bright
274.1Bright
284.0Bright
294.0Moderate
303.9Moderate
313.9Moderate
Planning a trip in August

Is August a good time to visit Charleville-Mézières?

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

6.4
Sightseeing
1st-best month of the year
4.5
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Charleville-Mézières for sightseeing.

What to pack for Charleville-Mézières in August

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

In August, Charleville-Mézières sees daytime highs around 22°C and nights near 13°C. Worth packing: light clothes, rain gear and sun protection. About 12 days see rain.

light clothesrain gearsun protection

UV index in Charleville-Mézières in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Charleville-Mézières peaks around July 15 at about 7 (very 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighHighModerateLowJul 15UV 7Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr5Moderate
May6High
Jun7High
Jul7Very high
Aug6High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Charleville-Mézières in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Charleville-Mézières is worst in April — around 15 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (November, 9 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1315 µg/m³Nov 239 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb11Good
Mar14Moderate
Apr15Moderate
May13Moderate
Jun13Moderate
Jul11Good
Aug11Good
Sep11Good
Oct10Good
Nov9Good
Dec9Good
Location & terrain

Where is Charleville-Mézières?

Charleville-Mézières sits at 49.8°N, 4.7°E, 151 m above sea level, in France. The nearest listed city is Sedan, 17 km away.

Topography around Charleville-Mézières

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

Within 3 km, the terrain around Charleville-Mézières has only modest variations in elevation — a maximum elevation change of 146 m around an average of 171 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 332 m; within 80 km, significant variations in elevation — a maximum elevation change of 555 m.

The land around Charleville-Mézières is covered by trees (43%), artificial surfaces (30%) and grassland (20%) within 3 km, trees (57%) and grassland (26%) within 16 km, and trees (40%), cropland (34%) and grassland (24%) within 80 km.

3 km
146 m
16 km
332 m
80 km
555 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Sedan 17 km · Dinant 56 km · Walcourt 58 km · Marche-en-Famenne 68 km · Châtelet 72 km · Marcinelle 72 km · Montignies-sur-Sambre 73 km · Châtelineau 73 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 Charleville-Mézières (49.7685°, 4.7249°, elevation 151 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).