Montivilliers weather in August

In August, Montivilliers sees average daytime highs of 21°C and overnight lows near 15°C, with 72 mm of rain across 11.8 wet days and about 14.2 hours of daylight. It is the 1st-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 21°C through the month. The sky is clear or mostly clear about 24% of the time in August, and the air most often feels comfortable.

Daylight stretches from about 15 hours at the start of August to 13 h 24 min by month's end. Set against the rest of the year, August is Montivilliers's 2nd-clearest and 12th-windiest month. For the whole year in context, see Montivilliers's year-round climate.

Daytime high
21°
1st warmest
Overnight low
15°
12th coldest
Rainfall
72 mm
11.8 wet days
Daylight
14 h 12 min
5:56 AM – 8:11 PM
Cloud cover
60%
2nd clearest
Wind
15 km/h
12th windiest
Solar energy
4.86 kWh/m²
Travel score
6.2
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 21°C through the month.

A typical August day in Montivilliers reaches about 21°C in the afternoon and slips back to 15°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 24°C. Set against its neighbours, August runs on par with July and about 2°C warmer than September.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12115
22115
32115
42115
52115
62115
72115
82115
92115
102115
112115
122115
132115
142115
152115
162115
172115
182115
192115
202115
212015
222015
232015
242015
252015
262014
272014
282014
292014
302014
312014

How August really feels in Montivilliers

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.

Montivilliers weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 8214.20.78.41.0
Feb / 6812.70.99.81.1
Mar10° / 6712.40.511.52.2
Apr13° / 6211.70.113.43.3
May15° / 10°6311.6015.14.5
Jun18° / 13°6311.20165.6
Jul20° / 15°6111.3015.66.2
Aug21° / 15°7211.8014.26.2
Sep19° / 13°7111.5012.45.7
Oct15° / 10°9514.4010.54.1
Nov11° / 10015.50.18.92.3
Dec / 11115.70.781.2

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 21% of August, with mostly cloudy or overcast conditions the remaining 55%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14951
24951
34852
44852
54753
64753
74654
84654
94654
104753
114654
124654
134555
144555
154555
164456
174456
184357
194456
204456
214456
224456
234456
244456
254456
264456
274456
284456
294456
304456
314456

Chance of precipitation in August

Any precipitation

Montivilliers gets around 72 mm of rain over 11.8 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 38% and peaks near 40% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
135
235
335
436
536
636
737
837
938
1038
1138
1238
1338
1439
1539
1639
1739
1839
1940
2039
2139
2239
2339
2438
2538
2637
2737
2837
2936
3036
3136

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the comfortable 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 (%)
12255221
22254231
32254231
42254231
52353231
62353231
72453221
82453221
92453221
102552221
112552221
122652211
132652211
142652211
152752201
162752201
172752201
182852191
192852191
202951191
213051181
223150181
233349171
243448171
253647161
263846151
273945151
284144141
294343131
304442131
314641121

Wind in August

Winds average 15 km/h in August, the calmest month.

Across August, daily wind ranges from about 14 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 15 hours 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 96 minutes over August. Sunrise moves from 5:34 AM to 6:19 AM, and sunset from 8:36 PM to 7:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.05:348:36
215.05:368:35
314.95:378:33
414.95:398:32
514.85:408:30
614.85:418:28
714.75:438:27
814.75:448:25
914.65:468:23
1014.65:478:22
1114.55:498:20
1214.55:508:18
1314.45:528:16
1414.45:538:14
1514.35:558:13
1614.25:568:11
1714.25:588:09
1814.15:598:07
1914.16:018:05
2014.06:028:03
2114.06:048:01
2213.96:057:59
2313.86:077:57
2413.86:087:55
2513.76:107:53
2613.76:117:51
2713.66:137:49
2813.56:147:46
2913.56:167:44
3013.46:177:42
3113.46:197:40

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.86 kWh/m².

For context, solar energy here swings from a low near 0.8 kWh/m² to a high of 5.93 kWh/m² in June across the year — August's 4.86 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.3Bright
45.3Bright
55.3Bright
65.3Bright
75.2Bright
85.2Bright
95.2Bright
105.1Bright
115.1Bright
125.0Bright
135.0Bright
144.9Bright
154.9Bright
164.8Bright
174.8Bright
184.8Bright
194.7Bright
204.7Bright
214.6Bright
224.6Bright
234.5Bright
244.5Bright
254.5Bright
264.4Bright
274.4Bright
284.3Bright
294.3Bright
304.3Bright
314.2Bright
Planning a trip in August

Is August a good time to visit Montivilliers?

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

6.2
Sightseeing
1st-best month of the year
3.5
Beach & pool
1st-best month of the year

August is a reasonable time to visit Montivilliers for sightseeing.

What to pack for Montivilliers in August

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

In August, Montivilliers sees daytime highs around 21°C and nights near 15°C. Worth packing: rain gear and sun protection. About 12 days see rain.

rain gearsun protection

Sea temperature near Montivilliers in August

The nearest coast averages about 19°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 19°C and coldest in February near 8°C.

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

5°10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan9Bracing
Feb8Bracing
Mar8Bracing
Apr10Bracing
May12Bracing
Jun15Bracing
Jul17Cool
Aug19Cool
Sep18Cool
Oct16Cool
Nov13Bracing
Dec10Bracing

UV index in Montivilliers in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Montivilliers peaks around June 18 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 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 18UV 7Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr5Moderate
May6High
Jun7High
Jul6High
Aug7High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Montivilliers 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 Montivilliers is worst in April — around 15 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (November, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1515 µg/m³Nov 187 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb10Good
Mar14Moderate
Apr15Moderate
May13Moderate
Jun12Moderate
Jul10Good
Aug11Good
Sep10Good
Oct8Good
Nov7Good
Dec8Good
Location & terrain

Where is Montivilliers?

Montivilliers sits at 49.5°N, 0.2°E, 14 m above sea level, in France. The nearest listed city is Le Havre, 8.0 km away.

Topography around Montivilliers

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

Within 3 km, the terrain around Montivilliers has only modest variations in elevation — a maximum elevation change of 103 m around an average of 64 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 148 m; within 80 km, significant variations in elevation — a maximum elevation change of 335 m.

The land around Montivilliers is covered by cropland (37%), trees (30%) and grassland (20%) within 3 km, water (37%) and cropland (26%) within 16 km, and water (33%) and cropland (31%) within 80 km.

3 km
103 m
16 km
148 m
80 km
335 m
treesgrasslandcroplandartificial surfaceswaterwetland
August weather nearby: Le Havre 8.0 km · Deauville 23 km · Fécamp 27 km · Lisieux 44 km · Hérouville-Saint-Clair 52 km · Caen 56 km · Canteleu 62 km · Le Grand-Quevilly 64 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 Montivilliers (49.5452°, 0.1877°, elevation 14 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. 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).