Wasserbourg has colder winter nights than 94% of mainland French towns
Peak summer warmth arrives in July, with afternoons near 22.9°C. None of the 52 towns of 2,500+ in Haut-Rhin has cooler July afternoons. Winter and summer sit 24°C apart. Homes need heating from November to April, the months averaging under 10°C.
These are the figures of Météo-France’s Trois-Epis station, 12 km north-east.
A year in Wasserbourg at a glance
Each month’s typical high and low in °C, at the Trois-Epis station.
What a year in Wasserbourg feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Trois-Epis.
About 805 mm of rain a year
May is the wettest month and April the driest. About 24 days a year bring 10 mm or more. 10th wettest of 52 towns of 2,500+ in Haut-Rhin.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Colmar-Meyenheim
A frosty town: 71 frosts and 31 days of 25°C a year
On about 71 nights a year the air drops to 0°C or below, and on about 21 days it stays below freezing all day. About 31 days a year reach 25°C, and 5 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Trois-Epis: 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 Trois-Epis
Trois-Epis is 12 km north-east of Wasserbourg. Every figure on this page is the station’s, not a measurement in Wasserbourg itself.
| Station (Météo-France number) | Trois-Epis (68338001) |
| Distance from the town | 12 km north-east |
| Station altitude | 656 m |
| Town altitude (its center) | 532 m |
| Period | 1991–2020 |
| Nearest station of any kind | 5.9 km |
| Sunshine measured at | Colmar-Meyenheim, 20 km away |
Wasserbourg sits 124 m lower than the station. Air usually warms by about 0.65°C every 100 m you go down, so expect Wasserbourg to run about 0.8°C warmer than these figures.
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 Wasserbourg 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 Haut-Rhin.
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 |
|---|---|---|---|---|
| Wasserbourg | Trois-Epis | 22.9°C | −1.1°C | 805 mm |
| Munster 4.7 km | Rouffach - Sa | 26.0°C 3.1°C warmer | −0.2°C 0.9°C milder | 622 mm |
| Buhl 8.6 km | Guebwiller | 26.0°C 3.1°C warmer | −0.6°C 0.5°C milder | 920 mm |
| Guebwiller 11 km | Guebwiller | 26.0°C 3.1°C warmer | −0.6°C 0.5°C milder | 920 mm |
| Rouffach 11 km | Colmar-Meyenheim | 26.7°C 3.8°C warmer | −0.8°C about the same | 595 mm |
| Turckheim 13 km | Colmar-Inrae | 26.6°C 3.7°C warmer | −0.6°C 0.5°C milder | 558 mm |
| Issenheim 13 km | Guebwiller | 26.0°C 3.1°C warmer | −0.6°C 0.5°C milder | 920 mm |
Wasserbourg weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Trois-Epis station; sunshine at Colmar-Meyenheim.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 4.0°C | −1.1°C | 1.4°C | 68 mm | 71 |
| February | 4.8°C | −0.7°C | 2.1°C | 57 mm | 99 |
| March | 8.7°C | 2.1°C | 5.4°C | 55 mm | 156 |
| April | 13.1°C | 5.4°C | 9.2°C | 53 mm | 189 |
| May | 17.1°C | 9.2°C | 13.2°C | 82 mm | 210 |
| June | 20.9°C | 12.6°C | 16.8°C | 74 mm | 234 |
| July | 22.9°C | 14.7°C | 18.8°C | 73 mm | 251 |
| August | 22.7°C | 14.7°C | 18.7°C | 69 mm | 233 |
| September | 18.1°C | 10.9°C | 14.5°C | 60 mm | 181 |
| October | 13.1°C | 7.2°C | 10.2°C | 74 mm | 122 |
| November | 7.8°C | 2.7°C | 5.3°C | 61 mm | 72 |
| December | 4.7°C | 0.0°C | 2.3°C | 79 mm | 63 |
| Year | 13.2°C | 6.5°C | 9.8°C | 805 mm | 1,882 |
Where Wasserbourg’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Trois-Epis, 12 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, Colmar-Meyenheim, 20 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 Haut-Rhin.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Wasserbourg’s climate
How warm does Wasserbourg get in summer?
July is the warmest month, with average highs of 22.9°C. About 31 days a year reach 25°C, fewer than 90% of mainland French towns, and about 5 reach 30°C.
How cold does Wasserbourg get in winter?
January nights average −1.1°C. The air drops to 0°C or below on about 71 nights a year, and about 21 days a year stay below freezing all day.
How much rain does Wasserbourg get?
About 805 mm a year, more than 61% of mainland French towns. May is the wettest month (82 mm) and April the driest (53 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Colmar-Meyenheim (20 km away), averages 1,882 hours of sunshine a year.
Are these figures for Wasserbourg itself?
No: they are the normals of the Météo-France station matched to Wasserbourg, Trois-Epis, 12 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 TROIS-EPIS_SAPC, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Wasserbourg →
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.