Wet weather: 1,114 mm a year falls on Nerbis, more than on 92% of mainland French towns
Nights in January average 1.8°C. A year here swings 27°C from midwinter lows to midsummer highs. Warm days come often: about 103 a year reach 25°C, more than in 89% of mainland French towns. Windscreens need scraping on about 49 mornings a year, the nights the air drops below 0°C.
Figures from Météo-France’s Bégaar station, 13 km north-west.
A year in Nerbis at a glance
Each month’s typical high and low in °C, at the Bégaar station.
What a year in Nerbis feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Bégaar.
About 1,114 mm of rain a year
November is the wettest month and July the driest. About 38 days a year bring 10 mm or more. 21st wettest of 35 towns of 2,500+ in Landes.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Mont-de-Marsan
49 frosts and 103 days of 25°C a year
On about 49 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 40 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Bégaar: 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.
The Météo-France station at Bégaar
Bégaar is 13 km north-west of Nerbis. Every figure on this page is the station’s, not a measurement in Nerbis itself.
| Station (Météo-France number) | Bégaar (40031001) |
| Distance from the town | 13 km north-west |
| Station altitude | 19 m |
| Town altitude (its center) | 86 m |
| Period | 1991–2020 |
| Sunshine measured at | Mont-de-Marsan, 25 km away |
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.
How Nerbis 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.
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.
| Town | Station | July high | January low | Rain a year |
|---|---|---|---|---|
| Nerbis | Bégaar | 27.8°C | 1.8°C | 1,114 mm |
| Tartas 11 km | same station | 27.8°C about the same | 1.8°C about the same | 1,114 mm |
| Saint-Sever 12 km | Grenade-sur-Ad | 28.1°C about the same | 2.3°C about the same | 1,010 mm |
| Hagetmau 15 km | Urgons | 26.8°C 1°C cooler | 3.2°C 1.4°C milder | 1,009 mm |
| Pontonx-sur-l'Adour 17 km | same station | 27.8°C about the same | 1.8°C about the same | 1,114 mm |
| Saint-Vincent-de-Paul 22 km | Dax | 26.9°C 0.9°C cooler | 3.3°C 1.5°C milder | 1,155 mm |
| Saint-Pierre-du-Mont 22 km | Mont-de-Marsan | 27.8°C about the same | 2.1°C about the same | 918 mm |
Nerbis weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Bégaar station; sunshine at Mont-de-Marsan.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 11.4°C | 1.8°C | 6.6°C | 109 mm | 89 |
| February | 13.0°C | 1.4°C | 7.2°C | 85 mm | 114 |
| March | 17.1°C | 3.7°C | 10.4°C | 84 mm | 165 |
| April | 19.1°C | 6.2°C | 12.6°C | 103 mm | 174 |
| May | 23.0°C | 10.0°C | 16.5°C | 87 mm | 196 |
| June | 26.1°C | 13.1°C | 19.6°C | 83 mm | 214 |
| July | 27.8°C | 14.8°C | 21.3°C | 59 mm | 233 |
| August | 28.3°C | 14.7°C | 21.5°C | 65 mm | 226 |
| September | 25.5°C | 11.5°C | 18.5°C | 86 mm | 199 |
| October | 21.2°C | 8.9°C | 15.0°C | 99 mm | 150 |
| November | 15.0°C | 5.0°C | 10.0°C | 141 mm | 97 |
| December | 11.6°C | 2.4°C | 7.0°C | 115 mm | 85 |
| Year | 19.9°C | 7.8°C | 13.8°C | 1,114 mm | 1,942 |
Where Nerbis’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Bégaar, 13 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.
- Sunshine: the nearest station with at least 10 years of sunshine records, Mont-de-Marsan, 25 km away.
- 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 Nerbis’s climate
How warm does Nerbis get in summer?
August is the warmest month, with average highs of 28.3°C. About 103 days a year reach 25°C, more than 89% of mainland French towns, and about 40 reach 30°C.
How cold does Nerbis get in winter?
February nights average 1.4°C. The air drops to 0°C or below on about 49 nights a year, and about under 1 days a year stay below freezing all day.
How much rain does Nerbis get?
About 1,114 mm a year, more than 92% of mainland French towns. November is the wettest month (141 mm) and July the driest (59 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Mont-de-Marsan (25 km away), averages 1,942 hours of sunshine a year.
Are these figures for Nerbis itself?
No: they are the normals of the Météo-France station matched to Nerbis, Bégaar, 13 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 BEGAAR, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Nerbis →
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.