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August is the hottest month in Brittany with an average temperature of 18°C (64°F) and the coldest is January at 8°C (46°F) with the most daily sunshine hours at 7 in July. The wettest month is December with an average of 62mm of rain. The best month to swim in the sea is in August when the average sea temperature is 19°C (66°F).
Average Temperature Brittany
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
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
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 Brittany
What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily
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
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily
Average Rainfall Brittany
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
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
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 Brittany
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
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
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
Average Sea Temperature Brittany
What is Average Sea Temperature?
Average daily sea temperatures and divided by the number of days in the month. Sea Temperatures are taken from buoys, ships and even satellites can calculate sea temperature based on energy that is radiated from the sea's surface
Average daily sea temperatures and divided by the number of days in the month. Sea Temperatures are taken from buoys, ships and even satellites can calculate sea temperature based on energy that is radiated from the sea's surface
What is Average Sea Temperature?
Average daily sea temperatures and divided by the number of days in the month. Sea Temperatures are taken from buoys, ships and even satellites can calculate sea temperature based on energy that is radiated from the sea's surface
Average daily sea temperatures and divided by the number of days in the month. Sea Temperatures are taken from buoys, ships and even satellites can calculate sea temperature based on energy that is radiated from the sea's surface
More Annual Averages
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Brittany : Next 24-Hour Weather
Today - 17th August 2025
Sunrise 07:07
Sunset 21:19
3:00
19°C
(65°F)
4:00
18°C
(63°F)
5:00
17°C
(61°F)
6:00
16°C
(60°F)
7:00
17°C
(61°F)
8:00
20°C
(67°F)
9:00
23°C
(72°F)
10:00
26°C
(78°F)
11:00
28°C
(82°F)
12:00
31°C
(87°F)
13:00
33°C
(90°F)
14:00
34°C
(93°F)
15:00
35°C
(94°F)
16:00
36°C
(95°F)
17:00
36°C
(96°F)
18:00
35°C
(95°F)
19:00
34°C
(92°F)
20:00
29°C
(84°F)
21:00
26°C
(78°F)
22:00
24°C
(75°F)
23:00
24°C
(74°F)
Tomorrow - 18th August 2025
Sunrise 07:07
Sunset 21:19
0:00
23°C
(72°F)
1:00
22°C
(71°F)
2:00
22°C
(70°F)
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