11-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Drizzle
10°
Feels like 6°
Wind↑ ENE 33 km/h
Gusts46 km/h
Humidity 66 %
💧 0.2 mm
Afternoon
Overcast
10°
Feels like 7°
Wind↑ ENE 31 km/h
Gusts40 km/h
Humidity 70 %
💧 0.1 mm
12-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Mainly clear
8°
Feels like 4°
Wind↑ ENE 29 km/h
Gusts37 km/h
Humidity 78 %
Afternoon
Light rain
13°
Feels like 13°
Wind↑ SE 21 km/h
Gusts29 km/h
Humidity 97 %
💧 4.2 mm
13-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Drizzle
17°
Feels like 17°
Wind↑ S 53 km/h
Gusts75 km/h
Humidity 75 %
💧 0.8 mm
Afternoon
Thunderstorm
14°
Feels like 14°
Wind↑ W 63 km/h
Gusts76 km/h
Humidity 92 %
💧 6.4 mm
14-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Light rain
14°
Feels like 14°
Wind↑ SW 51 km/h
Gusts77 km/h
Humidity 71 %
💧 1.9 mm
⚡ storm
Afternoon
Rain showers
12°
Feels like 12°
Wind↑ WNW 23 km/h
Humidity 67 %
💧 2.4 mm
La Rochelle forecast in charts · next 7 days
The week ahead: highs and lows
▼ This week runs -2.2° cooler than usual
Highs Lows Usual for the season (1991–2020 average)
Hourly detail
Temperature (°C) Rain (mm) Wind (km/h)
La Rochelle climate: what a normal year looks like
From 15 h 46 min of daylight in late June to 8 h 37 min in late December.
Swimmers find the warmest sea in August (20 °C) and the coolest in February (9 °C).
The hottest stretch is August, when afternoons average 24 °C; the coldest is January, when nights average 4 °C.
Even the coldest month, January, keeps nights above freezing on average (4 °C).
Forecast highs for the coming week average 13 °C, 5 °C cooler than a normal October (18 °C).
30-year averages (1991–2020)
Month
Typical high
Typical low
Rainfall
Sea
Jan
9 °C
4 °C
81 mm
10 °C
Feb
11 °C
5 °C
62 mm
9 °C
Mar
13 °C
6 °C
60 mm
10 °C
Apr
15 °C
9 °C
63 mm
12 °C
May
19 °C
12 °C
65 mm
14 °C
Jun
22 °C
15 °C
53 mm
17 °C
Jul
24 °C
17 °C
42 mm
19 °C
Aug
24 °C
17 °C
47 mm
20 °C
Sep
21 °C
14 °C
58 mm
19 °C
Oct
18 °C
11 °C
89 mm
17 °C
Nov
13 °C
8 °C
94 mm
14 °C
Dec
10 °C
5 °C
91 mm
12 °C
Whole year
16 °C
10 °C
800 mm
14 °C
Source: our own processing of the ERA5 reanalysis (Copernicus/ECMWF) for 46.16° N, 1.18° 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 La Rochelle: pollution and pollen
1/6
Good
European Air Quality Index (EAQI), from Copernicus CAMS
PM2.58µg/m³
PM1015µg/m³
O₃50µg/m³
NO₂6µg/m³
SO₂0µg/m³
Pollen · dominant: Grass
AlderNone
BirchNone
GrassLow
MugwortNone
OliveNone
RagweedNone
Copernicus CAMS model, updated several times a day.
Rain radar around La Rochelle
Rain observed over the last two hours by official weather radars around La Rochelle, 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 La Rochelle
Waning gibbous
87 % illuminated · 18.3 days
Rise 05:41 Set 23:04
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 La Rochelle
Tide station used: La Pallice · 3 km away
🌊 Sea surface
15.5 °C
satellite, 29/10
Sea state
Smooth
waves 0.5 m
Period
12 s
Swell
0.5 m
TodayThu 29/10
High range92
High tide06:016.3 m
Low tide12:351.3 m
High tide18:216.0 m
TomorrowFri 30/10
High range82
Low tide00:591.6 m
High tide06:406.0 m
Low tide13:261.6 m
High tide19:075.6 m
SatSat 31/10
High range70
Low tide01:491.9 m
High tide07:345.6 m
Low tide14:201.9 m
High tide21:125.2 m
SunSun 01/11
Mean tide58
Low tide02:452.3 m
High tide09:535.4 m
Low tide15:192.2 m
High tide23:005.1 m
Indicative heights above chart datum. Coefficient: 20 for the weakest tides, 120 for the strongest.
Look up a past day in La Rochelle
Curious about the weather in La Rochelle on a given day? Choose a date: we read it from the ERA5 reanalysis (ECMWF / Copernicus C3S), which runs until about a week ago.
La Rochelle weather at a glance
This page gathers everything about the weather in La Rochelle, Charente-Maritime (17): 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 13 °C (feels like 13 °C) and the wind blows at 10 km/h.
Expected range today: 10 °C to 15 °C and a dry sky; keep an eye on thunderstorms. 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 La Pallice.
Use the La Rochelle 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.
