11-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Morning
Rain
10°
Feels like 8°
Wind↑ NE 11 km/h
Gusts19 km/h
Humidity 99 %
💧 7.6 mm
Evening
Light rain
11°
Feels like 11°
Wind↑ W 8 km/h
Gusts28 km/h
Humidity 99 %
💧 3.9 mm
12-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Morning
Clear sky
6°
Feels like 5°
Wind↑ N 8 km/h
Humidity 93 %
Evening
Drizzle
9°
Feels like 7°
Wind↑ N 15 km/h
Gusts35 km/h
Humidity 83 %
💧 0.2 mm
13-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Morning
Partly cloudy
8°
Feels like 7°
Wind↑ NE 8 km/h
Humidity 82 %
Evening
Mainly clear
8°
Feels like 6°
Wind↑ NE 9 km/h
Humidity 80 %
14-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Morning
Clear sky
5°
Feels like 3°
Wind↑ NNE 8 km/h
Humidity 91 %
Vannes forecast in charts · next 7 days
The week ahead: highs and lows
▼ This week runs -2.1° cooler than usual
Highs Lows Usual for the season (1991–2020 average)
Hourly detail
Temperature (°C) Rain (mm) Wind (km/h)
Vannes climate: what a normal year looks like
From 15 h 59 min of daylight in late June to 8 h 25 min in late December.
Swimmers find the warmest sea in August (19 °C) and the coolest in February (9 °C).
The hottest stretch is August, when afternoons average 22 °C; the coldest is January, when nights average 4 °C.
There is no real dry season: monthly rainfall stays between 45 mm and 88 mm on average.
Forecast highs for the coming week average 13 °C, 3 °C cooler than a normal October (16 °C).
30-year averages (1991–2020)
Month
Typical high
Typical low
Rainfall
Sea
Jan
9 °C
4 °C
81 mm
10 °C
Feb
10 °C
4 °C
64 mm
9 °C
Mar
12 °C
5 °C
57 mm
10 °C
Apr
14 °C
7 °C
63 mm
12 °C
May
18 °C
10 °C
64 mm
14 °C
Jun
20 °C
13 °C
52 mm
17 °C
Jul
22 °C
14 °C
45 mm
18 °C
Aug
22 °C
14 °C
51 mm
19 °C
Sep
20 °C
12 °C
54 mm
18 °C
Oct
16 °C
10 °C
84 mm
16 °C
Nov
12 °C
7 °C
79 mm
14 °C
Dec
9 °C
5 °C
88 mm
11 °C
Whole year
15 °C
9 °C
780 mm
14 °C
Source: our own processing of the ERA5 reanalysis (Copernicus/ECMWF) for 47.66° N, 2.75° W, 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 Vannes: pollution and pollen
2/6
Fair
European Air Quality Index (EAQI), from Copernicus CAMS
PM2.510µg/m³
PM1016µg/m³
O₃46µg/m³
NO₂5µg/m³
SO₂0µg/m³
Pollen
AlderNone
BirchNone
GrassNone
MugwortNone
OliveNone
RagweedNone
Copernicus CAMS model, updated several times a day.
Rain radar around Vannes
Rain observed over the last two hours by official weather radars around Vannes, 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 Vannes
Waning gibbous
87 % illuminated · 18.3 days
Rise 05:38 Set 23:20
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.
Sea and tides near Vannes
Tide station used: Vannes
🌊 Sea surface
14.4 °C
satellite, 29/10
Sea state
Smooth
waves 0.5 m
Period
12 s
Swell
0.5 m
TodayThu 29/10
High range92
Low tide02:240.2 m
High tide08:053.3 m
Low tide14:470.2 m
High tide20:263.1 m
TomorrowFri 30/10
High range82
Low tide03:130.4 m
High tide08:463.1 m
Low tide15:410.4 m
High tide21:132.9 m
SatSat 31/10
High range70
Low tide04:070.6 m
High tide09:392.9 m
Low tide16:400.6 m
High tide22:282.6 m
SunSun 01/11
Mean tide58
Low tide05:070.8 m
High tide11:212.7 m
Low tide17:450.7 m
Indicative heights above chart datum. Coefficient: 20 for the weakest tides, 120 for the strongest. · more tide detail on TidesAtlas
Look up a past day in Vannes
Curious about the weather in Vannes on a given day? Choose a date: we read it from the ERA5 reanalysis (ECMWF / Copernicus C3S), which runs until about a week ago.
Vannes weather at a glance
This page gathers everything about the weather in Vannes, Morbihan (56): conditions now, the forecast for each part of the day and the trend for the coming week. At the moment the sky is “partly cloudy”, it is 11 °C (feels like 11 °C) and the wind blows at 9 km/h.
Expected range today: 7 °C to 14 °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, plus the tide times for Vannes.
Use the Vannes 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.
