Brizon sits near the top of mainland French towns for rain, with 1,587 mm a year
January nights here settle around −2.6°C. Winter nights are cold: in January they are colder than in almost every mainland French town. Rain is spread evenly through the year: the wettest month, May, gets little more than the driest, February. Frost greets about 94 mornings a year, so leave time to clear the car.
These are the figures of Météo-France’s Saint-Sigismond station, 13 km east.
A year in Brizon at a glance
Each month’s typical high and low in °C, at the Saint-Sigismond station.
What a year in Brizon feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Saint-Sigismond.
About 1,587 mm of rain a year
May is the wettest month and February the driest. About 58 days a year bring 10 mm or more. 3rd wettest of 69 towns of 2,500+ in Haute-Savoie.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Meythet
A frosty town: 94 frosts and 25 days of 25°C a year
On about 94 nights a year the air drops to 0°C or below, and on about 24 days it stays below freezing all day. About 25 days a year reach 25°C, and 2 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Saint-Sigismond: 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 Saint-Sigismond
Saint-Sigismond is 13 km east of Brizon. Every figure on this page is the station’s, not a measurement in Brizon itself.
| Station (Météo-France number) | Saint-Sigismond (74252001) |
| Distance from the town | 13 km east |
| Station altitude | 1,020 m |
| Town altitude (its center) | 1,044 m |
| Period | 1993–2020 (the station’s own record) |
| Nearest station of any kind | 3.6 km |
| Sunshine measured at | Meythet, 30 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 Brizon 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 Haute-Savoie.
Nearby towns’ climate
The nearest towns of 2,500+ within 29 km, each with its own matched station.
| Town | Station | July high | January low | Rain a year |
|---|---|---|---|---|
| Brizon | Saint-Sigismond | 22.4°C | −2.6°C | 1,587 mm |
| Bonneville 4.3 km | Ayze | 27.5°C 5.1°C warmer | −2.4°C about the same | 1,193 mm |
| Saint-Pierre-en-Faucigny 5.8 km | Ayze | 27.5°C 5.1°C warmer | −2.4°C about the same | 1,193 mm |
| Marignier 6.5 km | Ayze | 27.5°C 5.1°C warmer | −2.4°C about the same | 1,193 mm |
| Marnaz 6.9 km | Ayze | 27.5°C 5.1°C warmer | −2.4°C about the same | 1,193 mm |
| Thyez 8.1 km | Ayze | 27.5°C 5.1°C warmer | −2.4°C about the same | 1,193 mm |
| Scionzier 8.4 km | Ayze | 27.5°C 5.1°C warmer | −2.4°C about the same | 1,193 mm |
Brizon weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Saint-Sigismond station; sunshine at Meythet.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 3.6°C | −2.6°C | 0.5°C | 131 mm | 88 |
| February | 4.3°C | −2.3°C | 1.0°C | 110 mm | 113 |
| March | 8.5°C | 0.5°C | 4.5°C | 118 mm | 174 |
| April | 12.2°C | 3.5°C | 7.9°C | 116 mm | 191 |
| May | 16.1°C | 7.3°C | 11.7°C | 158 mm | 220 |
| June | 20.2°C | 10.9°C | 15.6°C | 141 mm | 256 |
| July | 22.4°C | 12.9°C | 17.7°C | 141 mm | 274 |
| August | 21.8°C | 12.9°C | 17.3°C | 155 mm | 249 |
| September | 17.3°C | 9.4°C | 13.3°C | 127 mm | 195 |
| October | 13.2°C | 6.2°C | 9.7°C | 121 mm | 141 |
| November | 7.4°C | 1.3°C | 4.4°C | 123 mm | 91 |
| December | 4.5°C | −1.5°C | 1.5°C | 146 mm | 78 |
| Year | 12.6°C | 4.9°C | 8.8°C | 1,587 mm | 2,069 |
Where Brizon’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Saint-Sigismond, 13 km away: statistics for 1991–2020 (the station’s own years, 1993–2020, where its record is shorter).
- 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, Meythet, 30 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 Haute-Savoie.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Brizon’s climate
How warm does Brizon get in summer?
July is the warmest month, with average highs of 22.4°C. About 25 days a year reach 25°C, fewer than 93% of mainland French towns, and about 2 reach 30°C.
How cold does Brizon get in winter?
January nights average −2.6°C. The air drops to 0°C or below on about 94 nights a year, and about 24 days a year stay below freezing all day.
How much rain does Brizon get?
About 1,587 mm a year, more than almost every mainland French town. May is the wettest month (158 mm) and February the driest (110 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Meythet (30 km away), averages 2,069 hours of sunshine a year.
Are these figures for Brizon itself?
No: they are the normals of the Météo-France station matched to Brizon, Saint-Sigismond, 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 ST SIGISMOND, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Brizon →
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.