Gap weather in August

In August, Gap sees average daytime highs of 24°C and overnight lows near 11°C, with 44 mm of rain across 5.8 wet days and about 13.9 hours of daylight. It is the 2nd-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 25°C in the first days to 23°C by the end. The sky is clear or mostly clear about 58% of the time in August, and the air most often feels dry.

Daylight stretches from about 14 h 30 min at the start of August to 13 h 06 min by month's end. Set against the rest of the year, August is Gap's 2nd-clearest and 6th-windiest month. For the whole year in context, see Gap's year-round climate.

Daytime high
24°
2nd warmest
Overnight low
11°
11th coldest
Rainfall
44 mm
5.8 wet days
Daylight
13 h 54 min
5:44 AM – 7:36 PM
Cloud cover
37%
2nd clearest
Wind
6 km/h
6th windiest
Solar energy
6.13 kWh/m²
Travel score
8.0
out of 10
Air quality
Moderate
PM2.5 10.6 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 25°C in the first days to 23°C by the end.

A typical August day in Gap reaches about 24°C in the afternoon and slips back to 11°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 20°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)
12512
22512
32512
42512
52512
62512
72512
82512
92512
102512
112512
122512
132412
142412
152412
162412
172412
182411
192411
202411
212411
222411
232411
242411
252411
262311
272311
282311
292310
302310
312310

How August really feels in Gap

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.

Gap weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -5°799.36.590.0
Feb / -4°577.65.410.10.6
Mar10° / -1°708.8311.62.6
Apr13° / 8611.22.113.23.7
May17° / 9011.70.214.65.4
Jun21° / 10°638.8015.36.9
Jul24° / 12°396.60158.0
Aug24° / 11°445.8013.98.0
Sep20° / 697.4012.36.9
Oct15° / 1009.10.410.74.8
Nov / -0°11910.82.99.42.0
Dec / -3°909.75.48.70.3

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 58% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 17% of August, with mostly cloudy or overcast conditions the remaining 24%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17921
27822
37822
47822
57822
67723
77723
87723
97624
107624
117624
127624
137624
147624
157624
167624
177624
187624
197624
207624
217525
227525
237525
247525
257525
267525
277525
287525
297525
307426
317426

Chance of precipitation in August

Any precipitation

Gap gets around 44 mm of rain over 5.8 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 19% and peaks near 23% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
122
222
323
423
523
623
722
822
921
1021
1120
1220
1319
1418
1518
1617
1717
1816
1916
2016
2115
2215
2315
2416
2516
2616
2716
2817
2917
3018
3118

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 88% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
17921
27921
37921
47921
58020
68020
78119
88218
98317
108416
118515
128614
138713
148812
158911
169010
17919
18928
19928
20937
21937
22946
23946
24946
25946
26946
27955
28955
29955
30955
31955

Wind in August

Winds average 6 km/h in August.

Across August, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 30 min at the start of August to 13 h 06 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 5:26 AM to 6:02 AM, and sunset from 7:57 PM to 7:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.55:267:57
214.55:277:56
314.45:287:55
414.45:297:54
514.45:317:52
614.35:327:51
714.35:337:50
814.25:347:48
914.25:357:47
1014.15:367:45
1114.15:387:44
1214.15:397:42
1314.05:407:41
1414.05:417:39
1513.95:427:38
1613.95:447:36
1713.85:457:34
1813.85:467:33
1913.75:477:31
2013.75:487:29
2113.65:507:28
2213.65:517:26
2313.55:527:24
2413.55:537:23
2513.45:547:21
2613.45:567:19
2713.35:577:17
2813.35:587:15
2913.25:597:14
3013.26:007:12
3113.16:027:10

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.13 kWh/m².

For context, solar energy here swings from a low near 1.5 kWh/m² to a high of 6.95 kWh/m² in July across the year — August's 6.13 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.6Intense
26.6Intense
36.6Intense
46.5Intense
56.5Intense
66.5Intense
76.4Intense
86.4Intense
96.4Intense
106.4Intense
116.3Intense
126.3Intense
136.3Intense
146.2Intense
156.2Intense
166.2Intense
176.1Intense
186.1Intense
196.1Intense
206.0Intense
216.0Bright
225.9Bright
235.9Bright
245.8Bright
255.8Bright
265.7Bright
275.7Bright
285.6Bright
295.6Bright
305.5Bright
315.5Bright
Planning a trip in August

Is August a good time to visit Gap?

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

8.0
Sightseeing
1st-best month of the year
6.8
Beach & pool
2nd-best month of the year

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

What to pack for Gap in August

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

In August, Gap sees daytime highs around 24°C and nights near 11°C. Pack sun protection. Worth having: light clothes. About 6 days see rain.

sun protectionlight clothes

UV index in Gap 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 Gap peaks around July 16 at about 9 (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 16UV 9Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb3Moderate
Mar5Moderate
Apr7High
May7High
Jun8Very high
Jul9Very high
Aug7Very high
Sep5High
Oct4Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Gap?

Gap sits at 44.6°N, 6.1°E, 741 m above sea level, in France. The nearest listed city is Digne-les-Bains, 53 km away.

Topography around Gap

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

Within 3 km, the terrain around Gap has significant variations in elevation — a maximum elevation change of 450 m around an average of 843 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,079 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,777 m.

The land around Gap is covered by trees (47%), grassland (25%) and artificial surfaces (21%) within 3 km, trees (55%) and grassland (34%) within 16 km, and trees (59%) and grassland (28%) within 80 km.

3 km
450 m
16 km
2,079 m
80 km
3,777 m
treesgrasslandcroplandartificial surfacesbare terrainmoss and lichen
August weather nearby: Digne-les-Bains 53 km · Échirolles 71 km · Saint-Martin-d'Hères 73 km · Grenoble 75 km · Meylan 76 km · Fontaine 77 km · Saint-Égrève 81 km · Manosque 84 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 Gap (44.5586°, 6.0787°, elevation 741 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).