Annonay weather in August

In August, Annonay sees average daytime highs of 26°C and overnight lows near 15°C, with 80 mm of rain across 9.8 wet days and about 13.9 hours of daylight. It is the 2nd-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 27°C in the first days to 24°C by the end. The sky is clear or mostly clear about 42% 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 Annonay's 2nd-clearest and 12th-windiest month. For the whole year in context, see Annonay's year-round climate.

Daytime high
26°
2nd warmest
Overnight low
15°
11th coldest
Rainfall
80 mm
9.8 wet days
Daylight
13 h 54 min
5:48 AM – 7:43 PM
Cloud cover
47%
2nd clearest
Wind
10 km/h
12th windiest
Solar energy
5.5 kWh/m²
Travel score
7.0
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 27°C in the first days to 24°C by the end.

A typical August day in Annonay reaches about 26°C in the afternoon and slips back to 15°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 31°C. Set against its neighbours, August runs on par with July and about 5°C warmer than September.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12716
22716
32716
42716
52716
62616
72615
82615
92615
102615
112615
122615
132615
142615
152615
162615
172615
182615
192615
202615
212615
222614
232514
242514
252514
262514
272514
282414
292414
302413
312413

How August really feels in Annonay

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.

Annonay weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 6911.23.590.5
Feb / 549.42.910.11.2
Mar12° / 6110.81.511.63.2
Apr15° / 8911.90.913.24.5
May19° / 10°9412.50.214.65.8
Jun24° / 13°8011.3015.46.7
Jul26° / 15°869.9015.16.9
Aug26° / 15°809.8013.97.0
Sep21° / 12°1039.5012.36.6
Oct16° / 11111.10.210.74.8
Nov10° / 10812.31.69.32.2
Dec / 6911.12.58.60.8

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 22% of August, with mostly cloudy or overcast conditions the remaining 36%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16535
26535
36436
46436
56436
66337
76337
86337
96337
106436
116337
126436
136535
146535
156535
166634
176634
186634
196535
206535
216535
226436
236436
246436
256238
266238
276238
286139
296139
306139
316139

Chance of precipitation in August

Any precipitation

Annonay gets around 80 mm of rain over 9.8 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 31% and peaks near 35% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
135
235
335
435
535
635
735
834
934
1033
1133
1232
1332
1431
1530
1630
1730
1829
1929
2029
2129
2229
2329
2428
2528
2628
2728
2827
2927
3027
3126

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 43% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13438261
23438271
33537271
43537271
53636271
63735261
73835261
83935251
94035251
104035241
114135241
124135231
134236221
144236211
154237200
164337200
174337190
184338190
194338180
204438180
214438170
224538170
234538160
244637160
254837150
264936150
275135140
285333140
295532130
305632120
315731120

Wind in August

Winds average 10 km/h in August, the calmest month.

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

051015151015202531
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
2910calm
3010calm
3110calm

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 5:30 AM to 6:06 AM, and sunset from 8:05 PM to 7:16 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.65:308:05
214.55:318:04
314.55:328:02
414.55:338:01
514.45:348:00
614.45:367:58
714.35:377:57
814.35:387:55
914.25:397:54
1014.25:407:52
1114.25:427:51
1214.15:437:49
1314.15:447:48
1414.05:457:46
1514.05:477:45
1613.95:487:43
1713.95:497:41
1813.85:507:40
1913.85:517:38
2013.75:537:36
2113.75:547:35
2213.65:557:33
2313.65:567:31
2413.55:587:29
2513.55:597:27
2613.46:007:26
2713.46:017:24
2813.36:037:22
2913.36:047:20
3013.26:057:18
3113.26:067:16

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.5 kWh/m².

For context, solar energy here swings from a low near 1.18 kWh/m² to a high of 6.33 kWh/m² in July across the year — August's 5.5 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.0Intense
26.0Bright
35.9Bright
45.9Bright
55.9Bright
65.8Bright
75.8Bright
85.8Bright
95.7Bright
105.7Bright
115.7Bright
125.7Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.5Bright
185.5Bright
195.5Bright
205.4Bright
215.4Bright
225.3Bright
235.3Bright
245.2Bright
255.2Bright
265.1Bright
275.1Bright
285.0Bright
295.0Bright
304.9Bright
314.9Bright
Planning a trip in August

Is August a good time to visit Annonay?

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

7.0
Sightseeing
1st-best month of the year
6.6
Beach & pool
2nd-best month of the year

August is one of the better times to visit Annonay for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Annonay in August

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

In August, Annonay sees daytime highs around 26°C and nights near 15°C. Worth packing: light clothes, rain gear and sun protection. About 10 days see rain.

light clothesrain gearsun protection

UV index in Annonay 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 Annonay peaks around July 16 at about 8 (very high) — sunscreen, a hat and midday shade are essential. 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 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 16UV 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr5Moderate
May6High
Jun7Very high
Jul9Very high
Aug7High
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Annonay 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 Annonay 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 2116 µg/m³Jul 2411 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb14Moderate
Mar16Moderate
Apr15Moderate
May13Moderate
Jun15Moderate
Jul11Good
Aug11Good
Sep12Good
Oct12Good
Nov11Good
Dec12Moderate
Location & terrain

Where is Annonay?

Annonay sits at 45.2°N, 4.7°E, 340 m above sea level, in France. The nearest listed city is Saint-Chamond, 29 km away.

Topography around Annonay

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

Within 3 km, the terrain around Annonay has significant variations in elevation — a maximum elevation change of 424 m around an average of 414 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,277 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,234 m.

The land around Annonay is covered by trees (40%), grassland (32%) and artificial surfaces (22%) within 3 km, trees (52%) and grassland (31%) within 16 km, and trees (51%) and grassland (29%) within 80 km.

3 km
424 m
16 km
1,277 m
80 km
2,234 m
treesshrubsgrasslandcroplandartificial surfaceswater
August weather nearby: Saint-Chamond 29 km · Saint-Étienne 31 km · Firminy 34 km · Vienne 36 km · Bourg-lès-Valence 37 km · Romans-sur-Isère 38 km · Valence 40 km · Givors 40 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 Annonay (45.2399°, 4.6707°, elevation 340 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).