Photo: France64160 · CC0Idron is among the wettest of mainland French towns: 1,229 mm of rain a year
Peak summer warmth arrives in July, with afternoons near 26.6°C. Wet weather is most frequent in November and least in August. Frost is rarer than in 91% of mainland French towns: about 20 nights a year drop below freezing. For walks and days out, the stretch from May to October brings highs of 20–27°C.
These are the figures of Météo-France’s Monein station, 18 km west.
A year in Idron at a glance
Each month’s typical high and low in °C, at the Monein station.
What a year in Idron feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Monein.
About 1,229 mm of rain a year
November is the wettest month and August the driest. About 42 days a year bring 10 mm or more. 26th wettest of 45 towns of 2,500+ in Pyrénées-Atlantiques.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Pau-Uzein
20 frosts and 84 days of 25°C a year
On about 20 nights a year the air drops to 0°C or below, and on about under 1 days it stays below freezing all day. About 84 days a year reach 25°C, and 26 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Monein: 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 Monein
Monein is 18 km west of Idron. Every figure on this page is the station’s, not a measurement in Idron itself.
| Station (Météo-France number) | Monein (64393001) |
| Distance from the town | 18 km west |
| Station altitude | 241 m |
| Town altitude (its center) | 234 m |
| Period | 1991–2020 |
| Nearest station of any kind | 13 km |
| Sunshine measured at | Pau-Uzein, 13 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 Idron 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 Pyrénées-Atlantiques.
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 |
|---|---|---|---|---|
| Idron | Monein | 26.6°C | 3.6°C | 1,229 mm |
| Bizanos 2.6 km | Pau-Uzein | 25.9°C 0.7°C cooler | 2.4°C 1.2°C colder | 1,094 mm |
| Pau 4.4 km | Pau-Uzein | 25.9°C 0.7°C cooler | 2.4°C 1.2°C colder | 1,094 mm |
| Gelos 5.6 km | Pau-Uzein | 25.9°C 0.7°C cooler | 2.4°C 1.2°C colder | 1,094 mm |
| Morlaàs 6.1 km | Pau-Uzein | 25.9°C 0.7°C cooler | 2.4°C 1.2°C colder | 1,094 mm |
| Bordes 6.6 km | same station | 26.6°C about the same | 3.6°C about the same | 1,229 mm |
| Billère 6.7 km | Pau-Uzein | 25.9°C 0.7°C cooler | 2.4°C 1.2°C colder | 1,094 mm |
Idron weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Monein station; sunshine at Pau-Uzein.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 11.4°C | 3.6°C | 7.5°C | 113 mm | 101 |
| February | 12.5°C | 3.7°C | 8.1°C | 96 mm | 122 |
| March | 15.9°C | 5.8°C | 10.8°C | 99 mm | 164 |
| April | 18.0°C | 7.5°C | 12.7°C | 125 mm | 167 |
| May | 21.5°C | 10.8°C | 16.1°C | 114 mm | 186 |
| June | 24.6°C | 13.9°C | 19.2°C | 97 mm | 196 |
| July | 26.6°C | 15.8°C | 21.2°C | 72 mm | 213 |
| August | 26.9°C | 16.1°C | 21.5°C | 70 mm | 211 |
| September | 24.2°C | 13.4°C | 18.8°C | 84 mm | 193 |
| October | 20.3°C | 10.7°C | 15.5°C | 104 mm | 150 |
| November | 14.7°C | 6.4°C | 10.6°C | 145 mm | 107 |
| December | 12.3°C | 4.4°C | 8.3°C | 110 mm | 99 |
| Year | 19.1°C | 9.3°C | 14.2°C | 1,229 mm | 1,910 |
Where Idron’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Monein, 18 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, Pau-Uzein, 13 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 Pyrénées-Atlantiques.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Idron’s climate
How warm does Idron get in summer?
August is the warmest month, with average highs of 26.9°C. About 84 days a year reach 25°C, more than 76% of mainland French towns, and about 26 reach 30°C.
How cold does Idron get in winter?
January nights average 3.6°C. The air drops to 0°C or below on about 20 nights a year, and about under 1 days a year stay below freezing all day.
How much rain does Idron get?
About 1,229 mm a year, more than 97% of mainland French towns. November is the wettest month (145 mm) and August the driest (70 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Pau-Uzein (13 km away), averages 1,910 hours of sunshine a year.
Are these figures for Idron itself?
No: they are the normals of the Météo-France station matched to Idron, Monein, 18 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 MONEIN, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Idron →
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.