Plessis-de-Roye is drier than 89% of mainland French towns: 634 mm of rain a year
Midwinter brings lows of about 1.5°C. The gap between a January night and a July afternoon is 23°C. Only about 41 days a year reach 25°C, fewer than in 80% of mainland French towns. Picnics, hikes and garden evenings come into their own from May to September, with highs of 19–25°C.
Figures from Météo-France’s Margny-lès-Compiègne station, 16 km south.
A year in Plessis-de-Roye at a glance
Each month’s typical high and low in °C, at the Margny-lès-Compiègne station.
What a year in Plessis-de-Roye feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Margny-lès-Compiègne.
About 634 mm of rain a year
December is the wettest month and April the driest. About 16 days a year bring 10 mm or more. 48th wettest of 59 towns of 2,500+ in Oise.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Saint-Quentin
44 frosts and 41 days of 25°C a year
On about 44 nights a year the air drops to 0°C or below, and on about 5 days it stays below freezing all day. About 41 days a year reach 25°C, and 9 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Margny-lès-Compiègne: 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 Margny-lès-Compiègne
Margny-lès-Compiègne is 16 km south of Plessis-de-Roye. Every figure on this page is the station’s, not a measurement in Plessis-de-Roye itself.
| Station (Météo-France number) | Margny-lès-Compiègne (60382001) |
| Distance from the town | 16 km south |
| Station altitude | 92 m |
| Town altitude (its center) | 85 m |
| Period | 1994–2020 (the station’s own record) |
| Sunshine measured at | Saint-Quentin, 38 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 Plessis-de-Roye 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 Oise.
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 |
|---|---|---|---|---|
| Plessis-de-Roye | Margny-lès-Compiègne | 24.7°C | 1.5°C | 634 mm |
| Ribécourt-Dreslincourt 9.4 km | same station | 24.7°C about the same | 1.5°C about the same | 634 mm |
| Thourotte 11 km | same station | 24.7°C about the same | 1.5°C about the same | 634 mm |
| Noyon 12 km | Chauny | 24.9°C about the same | 1.5°C about the same | 710 mm |
| Longueil-Annel 12 km | same station | 24.7°C about the same | 1.5°C about the same | 634 mm |
| Roye 14 km | Rouvroy-en-Santerre | 24.3°C about the same | 1.4°C about the same | 636 mm |
| Choisy-au-Bac 16 km | same station | 24.7°C about the same | 1.5°C about the same | 634 mm |
Plessis-de-Roye weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Margny-lès-Compiègne station; sunshine at Saint-Quentin.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 6.4°C | 1.5°C | 3.9°C | 51 mm | 62 |
| February | 7.9°C | 1.8°C | 4.8°C | 45 mm | 79 |
| March | 11.6°C | 3.4°C | 7.5°C | 43 mm | 135 |
| April | 15.5°C | 5.4°C | 10.5°C | 42 mm | 183 |
| May | 18.8°C | 8.8°C | 13.8°C | 58 mm | 206 |
| June | 22.2°C | 11.5°C | 16.9°C | 54 mm | 208 |
| July | 24.7°C | 13.3°C | 19.0°C | 57 mm | 214 |
| August | 24.6°C | 13.3°C | 18.9°C | 63 mm | 207 |
| September | 20.7°C | 10.5°C | 15.6°C | 44 mm | 167 |
| October | 15.9°C | 8.2°C | 12.0°C | 60 mm | 116 |
| November | 10.3°C | 4.7°C | 7.5°C | 53 mm | 67 |
| December | 6.9°C | 2.2°C | 4.5°C | 65 mm | 54 |
| Year | 15.5°C | 7.0°C | 11.2°C | 634 mm | 1,696 |
Where Plessis-de-Roye’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Margny-lès-Compiègne, 16 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, Saint-Quentin, 38 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 Oise.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Plessis-de-Roye’s climate
How warm does Plessis-de-Roye get in summer?
July is the warmest month, with average highs of 24.7°C. About 41 days a year reach 25°C, fewer than 80% of mainland French towns, and about 9 reach 30°C.
How cold does Plessis-de-Roye get in winter?
January nights average 1.5°C. The air drops to 0°C or below on about 44 nights a year, and about 5 days a year stay below freezing all day.
How much rain does Plessis-de-Roye get?
About 634 mm a year, less than 89% of mainland French towns. December is the wettest month (65 mm) and April the driest (42 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Saint-Quentin (38 km away), averages 1,696 hours of sunshine a year.
Are these figures for Plessis-de-Roye itself?
No: they are the normals of the Météo-France station matched to Plessis-de-Roye, Margny-lès-Compiègne, 16 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 MARGNY-LES-COMPIEGNE, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Plessis-de-Roye →
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.