Blombay sits near the top of mainland French towns for rain, with 1,210 mm a year
In July the day’s top temperature is typically 22.6°C. None of its 6 nearest neighbors has cooler July afternoons. The rainiest month is December; the driest is April. Windscreens need scraping on about 66 mornings a year, the nights the air drops below 0°C.
Figures from Météo-France’s Rocroi station, 12 km north-east.
A year in Blombay at a glance
Each month’s typical high and low in °C, at the Rocroi station.
What a year in Blombay feels like
Typical highs and lows by season and by month, from Météo-France’s 1991–2020 normals at Rocroi.
About 1,210 mm of rain a year
December is the wettest month and April the driest. About 41 days a year bring 10 mm or more. The wettest of 13 towns of 2,500+ in Ardennes.
Rain by month
Millimeters
Sunshine by month
Hours of sunshine at Charleville-Mez
A frosty town: 66 frosts and 27 days of 25°C a year
On about 66 nights a year the air drops to 0°C or below, and on about 14 days it stays below freezing all day. About 27 days a year reach 25°C, and 5 reach 30°C.
Day counts are Météo-France’s 1991–2020 normals at Rocroi: 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 Rocroi
Rocroi is 12 km north-east of Blombay. Every figure on this page is the station’s, not a measurement in Blombay itself.
| Station (Météo-France number) | Rocroi (08367002) |
| Distance from the town | 12 km north-east |
| Station altitude | 382 m |
| Town altitude (its center) | 270 m |
| Period | 1991–2020 |
| Sunshine measured at | Charleville-Mez, 14 km away |
Blombay sits 112 m lower than the station. Air usually warms by about 0.65°C every 100 m you go down, so expect Blombay to run about 0.7°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 Blombay 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 Ardennes.
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 |
|---|---|---|---|---|
| Blombay | Rocroi | 22.6°C | −0.4°C | 1,210 mm |
| Revin 18 km | Charleville-Mez | 24.1°C 1.5°C warmer | −0.3°C about the same | 928 mm |
| Charleville-Mézières 20 km | Charleville-Mez | 24.1°C 1.5°C warmer | −0.3°C about the same | 928 mm |
| Nouzonville 21 km | Charleville-Mez | 24.1°C 1.5°C warmer | −0.3°C about the same | 928 mm |
| Bogny-sur-Meuse 22 km | Charleville-Mez | 24.1°C 1.5°C warmer | −0.3°C about the same | 928 mm |
| Villers-Semeuse 22 km | Charleville-Mez | 24.1°C 1.5°C warmer | −0.3°C about the same | 928 mm |
| Fumay 25 km | Charleville-Mez | 24.1°C 1.5°C warmer | −0.3°C about the same | 928 mm |
Blombay weather by month
Average daily high and low, mean temperature and rain, 1991–2020, at the Rocroi station; sunshine at Charleville-Mez.
| Month | High | Low | Mean | Rain | Sun (hours) |
|---|---|---|---|---|---|
| January | 4.0°C | −0.4°C | 1.8°C | 130 mm | 50 |
| February | 5.0°C | −0.2°C | 2.4°C | 105 mm | 69 |
| March | 9.3°C | 2.0°C | 5.7°C | 96 mm | 128 |
| April | 13.4°C | 4.5°C | 9.0°C | 72 mm | 177 |
| May | 17.2°C | 7.8°C | 12.5°C | 86 mm | 197 |
| June | 20.3°C | 10.6°C | 15.4°C | 84 mm | 203 |
| July | 22.6°C | 12.7°C | 17.7°C | 91 mm | 214 |
| August | 22.2°C | 12.6°C | 17.4°C | 98 mm | 199 |
| September | 18.3°C | 9.8°C | 14.1°C | 85 mm | 153 |
| October | 13.3°C | 6.8°C | 10.0°C | 105 mm | 97 |
| November | 7.8°C | 3.1°C | 5.4°C | 112 mm | 48 |
| December | 4.6°C | 0.4°C | 2.5°C | 147 mm | 41 |
| Year | 13.2°C | 5.8°C | 9.5°C | 1,210 mm | 1,576 |
Where Blombay’s numbers come from
Averages over 30 years, not a forecast.
- Temperature, rain and day counts: Météo-France’s fiche climatologique for Rocroi, 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, Charleville-Mez, 14 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 Ardennes.
Météo-France fiches climatologiques · IGN RGE ALTI®. Licence Ouverte 2.0.
Questions about Blombay’s climate
How warm does Blombay get in summer?
July is the warmest month, with average highs of 22.6°C. About 27 days a year reach 25°C, fewer than 93% of mainland French towns, and about 5 reach 30°C.
How cold does Blombay get in winter?
January nights average −0.4°C. The air drops to 0°C or below on about 66 nights a year, and about 14 days a year stay below freezing all day.
How much rain does Blombay get?
About 1,210 mm a year, more than 96% of mainland French towns. December is the wettest month (147 mm) and April the driest (72 mm).
How sunny is it?
The nearest Météo-France station that records sunshine, Charleville-Mez (14 km away), averages 1,576 hours of sunshine a year.
Are these figures for Blombay itself?
No: they are the normals of the Météo-France station matched to Blombay, Rocroi, 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 ROCROI, edited 15/10/2026); altitude: IGN, RGE ALTI®. Licence Ouverte 2.0. Today’s forecast for Blombay →
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.