Less rain falls on Prunay-sur-Essonne than on 94% of mainland French towns: 616 mm a year
July afternoons average 26.0°C. Only about 53 days a year reach 25°C, fewer than in 64% of mainland French towns. Only 25°C separates winter nights from summer afternoons. From May to September, highs of 19–26°C make it easy to spend the day outdoors.
Figures from Météo-France’s Boigneville station, 3.4 km south.
A year in Prunay-sur-Essonne at a glance
Each month’s typical high and low in °C, at the Boigneville station.
What a year in Prunay-sur-Essonne feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Boigneville.
About 616 mm of rain a year
May is the wettest month and March the driest. About 15 days a year bring 10 mm or more. 90th wettest of 96 towns of 2,500+ in Essonne.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Melun
46 frosts and 53 days of 25°C a year
On about 46 nights a year the air drops to 0°C or below, and on about 5 days it stays below freezing all day. About 53 days a year reach 25°C, and 14 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Boigneville: 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 Boigneville
Boigneville is 3.4 km south of Prunay-sur-Essonne. Every figure on this page is the station’s, not a measurement in Prunay-sur-Essonne itself.
| Station (Météo-France number) | Boigneville (91069001) |
| Distance from the town | 3.4 km south |
| Station altitude | 115 m |
| Town altitude (its center) | 79 m |
| Period | 1991–2020 |
| Sunshine measured at | Melun, 36 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 Prunay-sur-Essonne 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 Essonne.
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 |
|---|---|---|---|---|
| Prunay-sur-Essonne | Boigneville | 26.0°C | 1.7°C | 616 mm |
| Maisse 4.6 km | Courdimanche | 26.3°C about the same | 1.4°C about the same | 595 mm |
| Le Malesherbois 7.6 km | same station | 26.0°C about the same | 1.7°C about the same | 616 mm |
| Milly-la-Forêt 8.4 km | Courdimanche | 26.3°C about the same | 1.4°C about the same | 595 mm |
| Boutigny-sur-Essonne 8.7 km | Courdimanche | 26.3°C about the same | 1.4°C about the same | 595 mm |
| La Ferté-Alais 14 km | Courdimanche | 26.3°C about the same | 1.4°C about the same | 595 mm |
| Cerny 14 km | Courdimanche | 26.3°C about the same | 1.4°C about the same | 595 mm |
Prunay-sur-Essonne weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Boigneville station; sunshine at Melun.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 6.9°C | 1.7°C | 4.3°C | 48 mm | 60 |
| February | 8.2°C | 1.4°C | 4.8°C | 44 mm | 83 |
| March | 12.3°C | 3.3°C | 7.8°C | 43 mm | 143 |
| April | 15.9°C | 5.3°C | 10.6°C | 47 mm | 188 |
| May | 19.4°C | 8.7°C | 14.0°C | 63 mm | 216 |
| June | 22.9°C | 11.7°C | 17.3°C | 50 mm | 226 |
| July | 26.0°C | 13.6°C | 19.9°C | 51 mm | 235 |
| August | 25.8°C | 13.4°C | 19.6°C | 50 mm | 225 |
| September | 21.4°C | 10.4°C | 15.9°C | 50 mm | 180 |
| October | 16.1°C | 7.9°C | 12.0°C | 58 mm | 119 |
| November | 10.5°C | 4.4°C | 7.4°C | 54 mm | 68 |
| December | 7.2°C | 2.1°C | 4.6°C | 59 mm | 54 |
| Year | 16.1°C | 7.0°C | 11.5°C | 616 mm | 1,798 |
Where Prunay-sur-Essonne’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Boigneville, 3.4 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, Melun, 36 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 Essonne.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Prunay-sur-Essonne’s climate
How warm does Prunay-sur-Essonne get in summer?
July is the warmest month, with average highs of 26.0°C. About 53 days a year reach 25°C, fewer than 64% of mainland French towns, and about 14 reach 30°C.
How cold does Prunay-sur-Essonne get in winter?
February nights average 1.4°C. The air drops to 0°C or below on about 46 nights a year, and about 5 days a year stay below freezing all day.
How much rain does Prunay-sur-Essonne get?
About 616 mm a year, less than 94% of mainland French towns. May is the wettest month (63 mm) and March the driest (43 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Melun (36 km away), averages 1,798 hours of sunshine a year.
Are these figures for Prunay-sur-Essonne itself?
No: they are the normals of the Météo-France station matched to Prunay-sur-Essonne, Boigneville, 3.4 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 BOIGNEVILLE, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Prunay-sur-Essonne →
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.