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Climate in Bourdalat · Météo-France 1991–2020 normals

Warm afternoons come to Bourdalat more often than to 89% of mainland French towns

Midwinter brings lows of about 2.3°C. The gap between a January night and a July afternoon is 26°C. By rainfall alone, it ranks wetter than 87% of mainland French towns. Keep the boiler serviced for the months from December to February, which average under 10°C.

July afternoons: warmer than 79% of mainland French towns
January nights: milder than 59% of mainland French towns
Rain a year: wetter than 87% of mainland French towns

Figures from Météo-France’s Grenade-sur-Ad station, 19 km west.

A year in Bourdalat at a glance

Each month’s typical high and low in °C, at the Grenade-sur-Ad station.

Jan11°C2°CColdest nights
Feb13°C2°C
Mar17°C5°C
Apr19°C7°C
May23°C11°C
Jun26°C14°C
Jul28°C16°C
Aug29°C15°CWarmest
Sep25°C12°C
Oct21°C10°C
Nov now15°C5°CWettest
Dec12°C3°C
A normal year

What a year in Bourdalat feels like

Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Grenade-sur-Ad.

Winter
12°C / 3°C
37 frosts a year
Spring
19°C / 7°C
261 mm of rain
Summer
28°C / 15°C
103 days of 25°C+ a year
Autumn
20°C / 9°C
283 mm of rain, the wettest season
Best months to be outsideMayJunSepOctHighs of 17–27°C and nights of 8°C or more
Rain

About 1,010 mm of rain a year

November is the wettest month and July the driest. About 34 days a year bring 10 mm or more. 26th wettest of 35 towns of 2,500+ in Landes.

1,010 mm
Rain a year, over 127 days of 1 mm or more
Wetter than 87% of mainland French towns
34
Days a year with 10 mm of rain or more

Rain by month

Millimeters

118 mm
JFMAMJJASOND
Frost & warm days

37 frosts and 103 days of 25°C a year

On about 37 nights a year the air drops to 0°C or below, and on about under 1 days it stays below freezing all day. About 103 days a year reach 25°C, and 39 reach 30°C.

37
Air frosts a year (below 0°C)
Fewer frosts than 61% of mainland French towns
under 1
Days that stay below 0°C
103
Days of 25°C or more
More warm days than 89% of mainland French towns
39
Hot days, 30°C or more
More hot days than 89% of mainland French towns

Day counts are Météo-France’s 1991–2020 normals at Grenade-sur-Ad: a frost is a night of 0°C or below, a summer day (jour d’été) 25°C or more, a hot day (forte chaleur) 30°C or more.

Weather station

The Météo-France station at Grenade-sur-Ad

Grenade-sur-Ad is 19 km west of Bourdalat. Every figure on this page is the station’s, not a measurement in Bourdalat itself.

Station (Météo-France number)Grenade-sur-Ad (40117001)
Distance from the town19 km west
Station altitude72 m
Town altitude (its center)96 m
Period1991–2020
Nearest station of any kind10 km

TownRatings matches each commune to one station with at least 24 years of temperature and rain records: the nearest, counting every 100 m of height difference as 10 km, never across the sea.

Compared with other towns

How Bourdalat compares

Against the 4,385 towns of 2,500 or more in mainland France, each read from its own matched station. The dots are the other towns of 2,500+ in Landes.

July afternoons28.1°C
BourdalatMedian mainland town
24°C25°C26°C27°C28°C29°C
Warmer than 79% of mainland French townsThe warmest of 35 towns of 2,500+ in Landes
January nights2.3°C
BourdalatMedian mainland town
1°C2°C3°C4°C5°C
Milder than 59% of mainland French towns28th mildest of 35 towns of 2,500+ in Landes
Rain a year1,010 mm
BourdalatMedian mainland town
6008001,0001,2001,4001,600
Wetter than 87% of mainland French towns26th wettest of 35 towns of 2,500+ in Landes
Frosts a year37 nights
BourdalatMedian mainland town
0204060
Fewer frosts than 61% of mainland French towns8th frostiest of 35 towns of 2,500+ in Landes
Days of 25°C or more103 days
BourdalatMedian mainland town
406080100120
More warm days than 89% of mainland French townsThe most 25°C days of 35 towns of 2,500+ in Landes
Next door

Nearby towns’ climate

The nearest towns of 2,500+ within 29 km. Where a neighbor uses the same station its figures are the same: the differences you’d feel over a few kilometers aren’t in the normals.

TownStationJuly highJanuary lowRain a year
BourdalatGrenade-sur-Ad28.1°C2.3°C1,010 mm
Villeneuve-de-Marsan 10 kmsame station28.1°C about the same2.3°C about the same1,010 mm
Aire-sur-l'Adour 15 kmsame station28.1°C about the same2.3°C about the same1,010 mm
Mont-de-Marsan 23 kmMont-de-Marsan27.8°C about the same2.1°C about the same918 mm
Saint-Pierre-du-Mont 25 kmMont-de-Marsan27.8°C about the same2.1°C about the same918 mm
Eauze 25 kmParleboscq27.4°C 0.7°C cooler2.1°C about the same874 mm
Month by month

Bourdalat weather by month

Average daily high and low, mean temperature and rain, 1991–2020, at the Grenade-sur-Ad station.

MonthHighLowMeanRain
January11.0°C2.3°C6.6°C98 mm
February12.8°C2.3°C7.5°C76 mm
March16.6°C4.6°C10.6°C78 mm
April19.0°C7.0°C13.0°C92 mm
May22.7°C10.7°C16.7°C92 mm
June26.0°C14.0°C20.0°C72 mm
July28.1°C15.6°C21.8°C58 mm
August28.5°C15.4°C21.9°C64 mm
September25.4°C12.2°C18.8°C78 mm
October20.7°C9.5°C15.1°C87 mm
November14.6°C5.4°C10.0°C118 mm
December11.5°C3.0°C7.3°C99 mm
Year19.7°C8.5°C14.1°C1,010 mm
Sources

Where Bourdalat’s numbers come from

Averages over 30 years, not a forecast.

  • Temperature, rain and day counts: Météo-France’s fiche climatologique for Grenade-sur-Ad, 19 km away: statistics for 1991–2020.
  • Which station: among stations with at least 24 of the 30 years of temperature and rain, the nearest to the commune’s population-weighted center, counting each 100 m of height difference as 10 km; mainland towns use mainland stations and each overseas département its own.
  • Altitudes: the town’s from IGN’s RGE ALTI® at its population-weighted center; the station’s from Météo-France.
  • Comparisons: every town of 2,500 or more in mainland France, read the same way; the dots are the towns of 2,500+ in Landes.

Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.

Questions about Bourdalat’s climate

How warm does Bourdalat get in summer?

August is the warmest month, with average highs of 28.5°C. About 103 days a year reach 25°C, more than 89% of mainland French towns, and about 39 reach 30°C.

How cold does Bourdalat get in winter?

January nights average 2.3°C. The air drops to 0°C or below on about 37 nights a year, and about under 1 days a year stay below freezing all day.

How much rain does Bourdalat get?

About 1,010 mm a year, more than 87% of mainland French towns. November is the wettest month (118 mm) and July the driest (58 mm).

Are these figures for Bourdalat itself?

No: they are the normals of the Météo-France station matched to Bourdalat, Grenade-sur-Ad, 19 km away. France publishes its climate normals by station, not by commune; a valley, a hill or the sea can make a difference over a few kilometers.

Where do these figures come from?

Météo-France’s fiches climatologiques: 30-year averages (1991–2020) for each of its long-running stations, published as open data since 2024. They are normals, not a forecast.

Source: Météo-France, fiches climatologiques, 1991–2020 statistics (station GRENADE-SUR-AD, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Bourdalat →

Contains public sector information under the Licence Ouverte / Open Licence 2.0 (Etalab): INSEE, DGFiP, the Interior Ministry’s statistics service (SSMSI), the Ministry of Education (DEPP), the Health Ministry’s statistics service (DREES) and the Housing Ministry (Carte des loyers). Commune boundaries: IGN Admin Express.