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St-Nazaire, France Weather Averages

July is the hottest month in St-Nazaire with an average temperature of 19°C (66°F) and the coldest is January at 6°C (42°F) with the most daily sunshine hours at 13 in July. The wettest month is October with an average of 70mm of rain..

Average Temperature St-Nazaire

What is Average Temperature?
The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month
What is Average Temperature?
The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month

Average High Low Temperature St-Nazaire

What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily
What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily

Average Rainfall St-Nazaire

What is Average Rainfall?
The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years
What is Average Rainfall?
The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years

Average Daily Sunshine Hours St-Nazaire

What are Average Daily Sunshine Hours?
Total sunshine hours for the month, divided by the number of days in the month. Sunshine hours are taken with a sunshine recorder, either a Campbell-Stokes recorder or an Eppley Pyreheliometer
What are Average Daily Sunshine Hours?
Total sunshine hours for the month, divided by the number of days in the month. Sunshine hours are taken with a sunshine recorder, either a Campbell-Stokes recorder or an Eppley Pyreheliometer

St-Nazaire : Next 24-Hour Weather

Today - 28th June 2026

Sunrise 06:15

Sunrise

Sunset 22:09

Sunset
2:00
Clear
19°C (65°F)
3:00
Clear
18°C (64°F)
4:00
Partly cloudy
18°C (64°F)
5:00
Patchy rain possible
19°C (65°F)
6:00
Patchy rain possible
19°C (65°F)
7:00
Patchy rain possible
19°C (66°F)
8:00
Partly cloudy
21°C (68°F)
9:00
Patchy rain possible
21°C (70°F)
10:00
Cloudy
22°C (71°F)
11:00
Partly cloudy
23°C (73°F)
12:00
Clear
24°C (74°F)
13:00
Partly cloudy
24°C (75°F)
14:00
Patchy rain possible
24°C (75°F)
15:00
Patchy rain possible
24°C (74°F)
16:00
Patchy rain possible
24°C (74°F)
17:00
Patchy rain possible
24°C (74°F)
18:00
Clear
23°C (73°F)
19:00
Clear
23°C (72°F)
20:00
Clear
22°C (71°F)
21:00
Clear
21°C (68°F)
22:00
Partly cloudy
19°C (66°F)
23:00
Partly cloudy
19°C (65°F)

Tomorrow - 29th June 2026

Sunrise 06:15

Sunrise

Sunset 22:09

Sunset
0:00
Clear
18°C (63°F)
1:00
Clear
16°C (60°F)