Sai gets fewer days of 25 degrees or more than 84% of mainland French towns
Nights in January average 1.7°C. It is a dry place: less rain falls here than on 72% of mainland French towns. The gap between a January night and a July afternoon is 23°C. The heating season runs November to April: each of those months averages under 10°C.
These are the figures of Météo-France’s Argentan station, 2.9 km south.
A year in Sai at a glance
Each month’s typical high and low in °C, at the Argentan station.
What a year in Sai feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Argentan.
About 692 mm of rain a year
December is the wettest month and June the driest. About 17 days a year bring 10 mm or more. 19th wettest of 20 towns of 2,500+ in Orne.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Alençon
49 frosts and 38 days of 25°C a year
On about 49 nights a year the air drops to 0°C or below, and on about 3 days it stays below freezing all day. About 38 days a year reach 25°C, and 8 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Argentan: 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 Argentan
Argentan is 2.9 km south of Sai. Every figure on this page is the station’s, not a measurement in Sai itself.
| Station (Météo-France number) | Argentan (61006005) |
| Distance from the town | 2.9 km south |
| Station altitude | 170 m |
| Town altitude (its center) | 166 m |
| Period | 1994–2020 (the station’s own record) |
| Sunshine measured at | Alençon, 34 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 Sai 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 Orne.
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 |
|---|---|---|---|---|
| Sai | Argentan | 24.4°C | 1.7°C | 692 mm |
| Argentan 3.2 km | same station | 24.4°C about the same | 1.7°C about the same | 692 mm |
| Gouffern en Auge 6.9 km | same station | 24.4°C about the same | 1.7°C about the same | 692 mm |
| Sées 19 km | Pin au Haras-Inrae | 23.6°C 0.8°C cooler | 1.2°C 0.5°C colder | 756 mm |
| Falaise 23 km | Damblainville | 23.6°C 0.8°C cooler | 2.5°C 0.8°C milder | 717 mm |
| Vimoutiers 24 km | Ticheville | 22.9°C 1.5°C cooler | 1.9°C about the same | 826 mm |
Sai weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Argentan station; sunshine at Alençon.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 7.4°C | 1.7°C | 4.6°C | 63 mm | 60 |
| February | 8.7°C | 1.8°C | 5.2°C | 54 mm | 89 |
| March | 11.8°C | 2.9°C | 7.3°C | 51 mm | 134 |
| April | 15.2°C | 4.3°C | 9.7°C | 49 mm | 174 |
| May | 18.4°C | 7.5°C | 13.0°C | 60 mm | 198 |
| June | 22.0°C | 10.4°C | 16.2°C | 47 mm | 215 |
| July | 24.4°C | 12.1°C | 18.3°C | 50 mm | 222 |
| August | 24.1°C | 12.2°C | 18.2°C | 55 mm | 214 |
| September | 20.8°C | 9.6°C | 15.2°C | 50 mm | 174 |
| October | 16.2°C | 7.9°C | 12.1°C | 70 mm | 112 |
| November | 11.1°C | 4.7°C | 7.9°C | 68 mm | 73 |
| December | 8.0°C | 2.1°C | 5.0°C | 75 mm | 63 |
| Year | 15.7°C | 6.4°C | 11.1°C | 692 mm | 1,727 |
Where Sai’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Argentan, 2.9 km away: statistics for 1991–2020 (the station’s own years, 1994–2020, 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, Alençon, 34 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 Orne.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Sai’s climate
How warm does Sai get in summer?
July is the warmest month, with average highs of 24.4°C. About 38 days a year reach 25°C, fewer than 84% of mainland French towns, and about 8 reach 30°C.
How cold does Sai get in winter?
January nights average 1.7°C. The air drops to 0°C or below on about 49 nights a year, and about 3 days a year stay below freezing all day.
How much rain does Sai get?
About 692 mm a year, less than 72% of mainland French towns. December is the wettest month (75 mm) and June the driest (47 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Alençon (34 km away), averages 1,727 hours of sunshine a year.
Are these figures for Sai itself?
No: they are the normals of the Météo-France station matched to Sai, Argentan, 2.9 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 ARGENTAN, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Sai →
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.