11-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Mainly clear
5°
Feels like 3°
Wind↑ NNE 9 km/h
Gusts20 km/h
Humidity 76 %
Afternoon
Mainly clear
9°
Feels like 7°
Wind↑ NE 12 km/h
Humidity 54 %
12-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Clear sky
3°
Feels like -1°
Wind↑ ENE 15 km/h
Gusts43 km/h
Humidity 72 %
Afternoon
Partly cloudy
6°
Feels like 3°
Wind↑ E 18 km/h
Gusts28 km/h
Humidity 51 %
13-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Light rain
8°
Feels like 5°
Wind↑ ESE 14 km/h
Gusts33 km/h
Humidity 92 %
💧 1.6 mm
Afternoon
Light rain
13°
Feels like 13°
Wind↑ SSE 23 km/h
Gusts54 km/h
Humidity 83 %
💧 1.1 mm
14-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Rain showers
8°
Feels like 5°
Wind↑ SW 23 km/h
Gusts45 km/h
Humidity 68 %
💧 2.0 mm
Afternoon
Drizzle
10°
Feels like 10°
Wind↑ SSW 27 km/h
Gusts51 km/h
Humidity 66 %
💧 0.8 mm
Le Blanc-Mesnil forecast in charts · next 7 days
The week ahead: highs and lows
≈ A week close to the usual temperatures
Highs Lows Usual for the season (1991–2020 average)
Hourly detail
Temperature (°C) Rain (mm) Wind (km/h)
Le Blanc-Mesnil climate: what a normal year looks like
From 16 h 11 min of daylight in late June to 8 h 14 min in late December.
There is no real dry season: monthly rainfall stays between 50 mm and 77 mm on average.
The hottest stretch is August, when afternoons average 25 °C; the coldest is January, when nights average 1 °C.
A normal year brings roughly 740 mm of rain — less than 69% of the towns of 20,000+ people we compared it with.
Forecast highs for the coming week average 12 °C, 4 °C cooler than a normal October (16 °C).
30-year averages (1991–2020)
Month
Typical high
Typical low
Rainfall
Jan
7 °C
1 °C
61 mm
Feb
8 °C
2 °C
55 mm
Mar
12 °C
4 °C
56 mm
Apr
15 °C
6 °C
56 mm
May
19 °C
10 °C
69 mm
Jun
22 °C
13 °C
60 mm
Jul
24 °C
15 °C
58 mm
Aug
25 °C
14 °C
62 mm
Sep
20 °C
11 °C
50 mm
Oct
16 °C
9 °C
67 mm
Nov
10 °C
5 °C
65 mm
Dec
7 °C
2 °C
77 mm
Whole year
15 °C
8 °C
740 mm
Source: our own processing of the ERA5 reanalysis (Copernicus/ECMWF) for 48.94° N, 2.46° E, 1991–2020. ERA5 averages over a 0.25° grid (about 25 km): hills, a coastline or the heat of the city itself can shift local values by a degree or two.
Air you breathe in Le Blanc-Mesnil: pollution and pollen
2/6
Fair
European Air Quality Index (EAQI), from Copernicus CAMS
PM2.516µg/m³
PM1032µg/m³
O₃6µg/m³
NO₂44µg/m³
SO₂2µg/m³
Pollen
AlderNone
BirchNone
GrassNone
MugwortNone
OliveNone
RagweedNone
Copernicus CAMS model, updated several times a day.
Rain radar around Le Blanc-Mesnil
Rain observed over the last two hours by official weather radars around Le Blanc-Mesnil, followed by the radar forecast for the next hour where the weather service provides one.
Rain radarLast two hours, then forecast where available · drag the timeline
Moon over Le Blanc-Mesnil
Waning gibbous
87 % illuminated · 18.3 days
Rise 05:09 Set 23:06
Fri30/1079%
Sat31/1069%
Sun1/1159%
Mon2/1149%Last quarter
Tue3/1138%
Wed4/1128%
Thu5/1119%
Fri6/1112%
Sat7/116%
Sun8/112%
Mon9/110%
Tue10/111%New moon
Moonrise and moonset in local time (Europe/Paris); phase and lit fraction from a synodic calculation.
Look up a past day in Le Blanc-Mesnil
Curious about the weather in Le Blanc-Mesnil on a given day? Choose a date: we read it from the ERA5 reanalysis (ECMWF / Copernicus C3S), which runs until about a week ago.
Le Blanc-Mesnil weather at a glance
This page gathers everything about the weather in Le Blanc-Mesnil, Seine-Saint-Denis (93): conditions now, the forecast for each part of the day and the trend for the coming week. At the moment the sky is “clear sky”, it is 11 °C (feels like 11 °C) and the wind blows at 6 km/h.
Expected range today: 8 °C to 15 °C and a dry sky. The forecast comes from the AtmoAtlas engine, which combines ECMWF-AIFS, NOAA GFS and DWD ICON, adjusts cloud cover with METAR reports and uses convective energy (CAPE) to flag storms.
Use the Le Blanc-Mesnil forecast in your own website or app: one JSON call returns weather, air quality, tides and sun and moon times. The free key needs no card.
