Bordeaux weather in August
August in Bordeaux: hot, a little rain, with clean air — an excellent time to visit.
Updated September 2026 · climate normals from ERA5 reanalysis
#5 of 12 months in Bordeaux · #454 of 1413 destinations to visit in August · comfort 85/100 (tier A)
- Days
- 29°C
- Nights
- 17°C
- Wet days
- 7
- Sun
- 11.7 h
- Humidity
- 65%
- Daylight
- 14 h

Traveller notes on Bordeaux in August
The August question on French boards is usually whether everything shuts, and here the answer is no. Regulars point out that this city sits close to the coast and is busy with visitors all August, so the restaurants and bars stay open; a number of chateaux do schedule their own holidays, but since this is the main tourist season most keep guides on for tours. That makes it the opposite of the inland cities that empty. The weather is the trade: 29.4C reading as 30C at 64.8 percent humidity, hot and occasionally sticky, and they note the summers here have been getting hotter. Nights drop a full thirteen degrees to 16.6C. Rain is 38.2mm across 6.7 days. The record: 11.7 hours of sun and AQI 35.
Other months in Bordeaux
Regulars are consistent the city's closeness to the Atlantic keeps spring weather genuinely changeable here, one visitor reporting roughly half the days of a two-week April stay sunny and hot while the other half turned cold and sometimes rainy. Our row backs that mild, genuinely wet read, 19.3C over 7.7C nights feeling 5C, with 64.4mm of rain across 11.3 days and humidity at 71 percent. Regulars are specific that late April is generally considered the more reliable half of the month, once the last of the unsettled early-spring pattern tends to clear. Layers plus a proper weather-resistant outer layer remain the standard packing advice regardless of which half of the month a trip lands in. The record: 9.9 hours of sun, a 15.7 kph wind and AQI 40.
Regulars rate May and June the pick of the year here and, unusually, call June more dependable than September - the Atlantic sits close enough that spring and autumn are both changeable, and June has come out the far side of that. Our row gives 26.6C days over 14.6C nights with 11.8 hours of sun inside 15.5 of daylight, and 92.5mm across 12.9 days, so dependable is not the same as dry. The practical half concerns the chateaux: nothing is closed at this point in the year, the winter timetables are over, and estates that open six days a week have their Saturdays back. The record: humidity 72 percent, a 13.7 kph wind and AQI 42.
July in Bordeaux is hot but, regulars insist, usually pleasant with it - their range is 18C to no more than about 30 on an average day, against our row's 28.7C reading as 30C, with the honest addition that July and August have been getting hotter. Thunderstorms turn up several times across July and August and rarely last; our row's 31.8mm across 6.1 days is the modest total behind them. On crowds the forum splits between visitors who found July hot and busy and locals who point out that August is the French holiday month and the busier of the two. Either way the vineyards are an hour out - Saint-Emilion and the Medoc are the names. The record: 16.9C nights, humidity 66 percent, 12.4 hours of sun and AQI 34.
The Bordeaux forum's May dressing thread is honest about the spread: some days warm, some windy, some a little chilly, and one poster's trip ran from a glorious day in the 70s F to damp cool ones in the low 50s, with nights that touched the 40s. Layers and a light jacket are the standing answer, and doubly so out at the châteaux, where wind makes more difference than the forecast suggests. May is still the month regulars name as the best of the year here - long days, vineyards in leaf, and the holiday rush more than a month away. One date to check: many châteaux close on 1 May, though not all, so email ahead if a particular estate matters. The record: 22.7C days, 10.8C nights, 12.3 precipitation days and 85.4mm, 11.4 hours of sun, AQI 41.
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Bordeaux climate normals — August
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Bordeaux in August
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
BusySummer holidays in France, school holidays in 6 of the markets that fill it(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Bordeaux's weather
Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).
Fair weatherBordeaux's best weather comes in May, July and September — separate windows, not one continuous season.
Best weatherFair weatherToughest weather
What's on in Bordeaux in August
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Closure
The August emptying
1–25 Aug · usuallyBordelais leave for the Arcachon coast and the neighbourhood restaurants shut in rotation for two or three weeks, a paper note on the door. The centre keeps working; the quartiers do not. Source ↗
Nearby, and something's on
Within 300 km of Bordeaux — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is Bordeaux?
Bordeaux in August — FAQ
- Is August a good time to visit Bordeaux?
- August in Bordeaux: hot, a little rain, with clean air — an excellent time to visit. It ranks #5 of 12 months for Bordeaux on SeasonMap's comfort score (85/100).
- What is the weather like in Bordeaux in August?
- In August, Bordeaux averages a daily high of 29.4°C and a low of 16.6°C, with about 38.2 mm of rain over roughly 6.7 rainy days.
- What is the air quality in Bordeaux in August?
- Bordeaux has a mean US Air Quality Index of about 35 in August.
Within 300 km: Bilbao's Aste Nagusia on 22–30 Aug, and Nantes' Le Voyage a Nantes on 4 Jul – 6 Sep.