Brest weather by month & the best time to visit
France · seaside town · oceanic / maritime climate
The best time to visit Brest is July — its sunniest month (Sunshine Score 80/100), with August and September close behind. Brest averages about 1,927 hours of sunshine a year. Daytime highs around 20°C / 68°F and roughly 55 mm of rain in July.
When is the best time to visit Brest?
For sunshine, the best time to visit Brest is July, then August and September. The dullest month is January (6/100, 104 mm of rain). The full month-by-month picture is in the table below.
How sunny is Brest?
Brest gets a moderate 1,927 hours of sunshine a year. 74 Sunshine Score points separate July (80) from January (6), so the month you pick matters. It ranks #41 of 53 destinations in France for annual sunshine, below the national median of 2,146 hours. The year's 897 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 6 | 9° / 48°F | 6° / 43°F | 104 mm | 0 | 10° / 50°F |
| February | 6 | 9° / 48°F | 5° / 41°F | 87 mm | 1 | 11° / 52°F |
| March | 19 | 11° / 52°F | 6° / 43°F | 66 mm | 2 | 11° / 52°F |
| April | 33 | 13° / 55°F | 7° / 45°F | 55 mm | 4 | 12° / 54°F |
| May | 46 | 15° / 59°F | 9° / 48°F | 56 mm | 5 | 15° / 59°F |
| June | 67 | 18° / 64°F | 12° / 54°F | 54 mm | 6 | 17° / 63°F |
| July | 80 | 20° / 68°F | 14° / 57°F | 55 mm | 6 | 17° / 63°F |
| August | 79 | 20° / 68°F | 14° / 57°F | 59 mm | 5 | 19° / 66°F |
| September | 75 | 19° / 66°F | 12° / 54°F | 45 mm | 4 | 17° / 63°F |
| October | 48 | 16° / 61°F | 11° / 52°F | 95 mm | 2 | 15° / 59°F |
| November | 23 | 12° / 54°F | 8° / 46°F | 111 mm | 1 | 14° / 57°F |
| December | 12 | 10° / 50°F | 6° / 43°F | 110 mm | 0 | 11° / 52°F |
Sea temperature in Brest by month
The sea off Brest is warmest in August at around 19°C / 66°F, and coolest in January at 10°C / 50°F. It never reaches comfortable swimming temperatures (21°C+). Month-by-month sea-surface temperatures are in the Sea column of the table above.
Nearest destinations
Head-to-head
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Brest: questions and answers
What kind of destination is Brest?
Brest is a seaside town in France with a oceanic / maritime climate — the sea reaches 19°C at its warmest.
How many hours of sunshine does Brest get a year?
Brest gets about 1,927 hours of sunshine a year, at its best around July.
When is the best time to visit Brest?
The sunniest time to visit Brest is July, when the Sunshine Score peaks at 80/100 (with August and September close behind). Expect daytime highs around 20°C / 68°F.
What is the least sunny month in Brest?
January is the least sunny month in Brest, scoring 6/100 with about 104 mm of rain.
What is the sea temperature in Brest?
The sea in Brest ranges from about 10°C (January) to 19°C (August). Month-by-month sea temperatures are on this page.
How strong is the sun in Brest?
The typical midday UV index in Brest peaks around 6 (high) in June, easing to about 0 (low) in January. Month-by-month midday UV values are in the UV column of the table on this page.
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