Annecy weather in August

In August, Annecy sees average daytime highs of 22°C and overnight lows near 11°C, with 132 mm of rain across 13.7 wet days and about 14 hours of daylight. It is the 2nd-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 23°C in the first days to 20°C by the end. The sky is clear or mostly clear about 36% of the time in August, and the air most often feels dry.

Daylight stretches from about 14 h 36 min at the start of August to 13 h 12 min by month's end. Set against the rest of the year, August is Annecy's 2nd-clearest and 12th-windiest month. For the whole year in context, see Annecy's year-round climate.

Daytime high
22°
2nd warmest
Overnight low
11°
11th coldest
Rainfall
132 mm
13.7 wet days
Daylight
14 hours
5:41 AM – 7:39 PM
Cloud cover
51%
2nd clearest
Wind
5 km/h
12th windiest
Solar energy
5.17 kWh/m²
Travel score
6.3
out of 10

Annecy is commune in Haute-Savoie, France.

Air quality
Good
PM2.5 8.8 µg/m³ · 2019
Density
736/km²
people per km²

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 20°C by the end.

A typical August day in Annecy reaches about 22°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 16°C and 27°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)
12312
22312
32312
42312
52312
62212
72212
82212
92212
102212
112212
122212
132212
142212
152212
162212
172212
182211
192211
202211
212211
222211
232111
242111
252111
262111
272111
282110
292010
302010
312010

How August really feels in Annecy

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.

Annecy weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -5°13012.710.18.90.0
Feb / -4°110118.7100.0
Mar / -1°12212.96.911.61.6
Apr12° / 12114.44.913.33.0
May16° / 16717.71.214.74.3
Jun20° / 10°15215.8015.55.5
Jul22° / 12°14514.4015.26.2
Aug22° / 11°13213.70146.3
Sep18° / 11612.60.212.35.4
Oct13° / 11812.91.710.73.6
Nov / -1°13313.56.29.30.9
Dec / -4°14713.39.28.50.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% 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 42%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16040
25941
35941
45941
55941
65941
75842
85842
95842
105842
115842
125842
135941
145941
155941
165941
175941
185941
195842
205842
215842
225842
235842
245842
255644
265644
275644
285644
295743
305644
315644

Chance of precipitation in August

Any precipitation

Annecy gets around 132 mm of rain over 13.7 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 43% and peaks near 45% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
145
245
345
445
545
645
745
845
945
1045
1145
1245
1344
1444
1544
1644
1743
1843
1943
2043
2143
2242
2342
2442
2542
2642
2742
2841
2941
3041
3141

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 57% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
146486
246486
346476
447477
547467
648457
749457
850446
951436
1052426
1152426
1253416
1354415
1455405
1555405
1657394
1757394
1857394
1959383
2059383
2160373
2260373
2361363
2463352
2564342
2665332
2766322
2868302
2969292
3072271
3174251

Wind in August

Winds average 5 km/h in August, the calmest month.

Across August, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 36 min at the start of August to 13 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 84 minutes over August. Sunrise moves from 5:22 AM to 6:00 AM, and sunset from 8:01 PM to 7:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.65:228:01
214.65:238:00
314.65:247:58
414.55:267:57
514.55:277:56
614.45:287:54
714.45:297:53
814.35:317:51
914.35:327:50
1014.35:337:48
1114.25:347:47
1214.25:367:45
1314.15:377:44
1414.15:387:42
1514.05:397:40
1614.05:417:39
1713.95:427:37
1813.95:437:35
1913.85:447:33
2013.85:467:32
2113.75:477:30
2213.75:487:28
2313.65:497:26
2413.65:517:25
2513.55:527:23
2613.55:537:21
2713.45:557:19
2813.45:567:17
2913.35:577:15
3013.25:587:13
3113.26:007:11

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.17 kWh/m².

For context, solar energy here swings from a low near 1.21 kWh/m² to a high of 5.86 kWh/m² in July across the year — August's 5.17 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.5Bright
45.5Bright
55.5Bright
65.4Bright
75.4Bright
85.4Bright
95.4Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.3Bright
155.2Bright
165.2Bright
175.2Bright
185.2Bright
195.1Bright
205.1Bright
215.1Bright
225.0Bright
235.0Bright
245.0Bright
254.9Bright
264.8Bright
274.8Bright
284.8Bright
294.7Bright
304.7Bright
314.6Bright
Planning a trip in August

Is August a good time to visit Annecy?

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

6.3
Sightseeing
1st-best month of the year
4.2
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Annecy for sightseeing.

What to pack for Annecy in August

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

In August, Annecy sees daytime highs around 22°C and nights near 11°C. Worth packing: rain gear and sun protection. About 14 days see rain.

rain gearsun protection

UV index in Annecy 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 Annecy peaks around July 15 at about 8 (very high) — sunscreen, a hat and midday shade are essential. 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 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 15UV 8Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr5Moderate
May7High
Jun7Very high
Jul9Very high
Aug7High
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Annecy?

Annecy sits at 45.9°N, 6.1°E, 452 m above sea level, in France. The nearest listed city is Annecy-le-Vieux, 2.0 km away.

Topography around Annecy

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

Within 3 km, the terrain around Annecy has significant variations in elevation — a maximum elevation change of 365 m around an average of 476 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,007 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,605 m.

The land around Annecy is covered by artificial surfaces (46%) and trees (32%) within 3 km, trees (54%) and grassland (30%) within 16 km, and trees (53%) and grassland (28%) within 80 km.

3 km
365 m
16 km
2,007 m
80 km
4,605 m
treesgrasslandcroplandartificial surfacesbare terrainsnow and icewater
August weather nearby: Annecy-le-Vieux 2.0 km · Cran-Gevrier 2.0 km · Seynod 4.0 km · Aix-les-Bains 29 km · Carouge 30 km · Onex 31 km · Lancy 31 km · Geneva 33 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 Annecy (45.9088°, 6.1257°, elevation 452 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).