When is the best time to go to Boulogne-sur-Mer
The chart above shows the best time of year to visit Boulogne-sur-Mer, France. These are based on an analysis of weather averages such as temperature, rainfall and number of hours of sunshine. These ratings are based solely on the climate and do not take into account other factors such as accommodation prices and how busy it is likely to be.
Average temperatures in Boulogne-sur-Mer
Boulogne-sur-Mer weather by month
Please note our recommendations for when to visit Boulogne-sur-Mer are based solely on the weather and do not take into accounts accommodation prices, how busy it will be and what events are on.
January
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 6°C | 67mm | 2.1hrs | 9.8hrs |
The weather in January in Boulogne-sur-Mer is characteristically cool and reasonably dry.
Based on weather alone, this is probably a time of year to avoid going to Boulogne-sur-Mer for your holidays. The weather is often not a good and not conducive to spending time outdoors.
January is in the winter in Boulogne-sur-Mer and is typically the coldest month of the year. Daytime maximum temperatures average around a cold 6°C (43°F), whilst at night 2°C (35°F) is normal.
On average January is the driest month of the year in Boulogne-sur-Mer with around 67mm 2.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.
On the flip side this corresponds to an average of 2.1 hours of sunshine per day.
Boulogne-sur-Mer weather in January »
February
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 6°C | 47mm | 3.2hrs | 11.2hrs |
February in Boulogne-sur-Mer is generally reasonably dry with the temperature being cool.
Based on weather alone, this is probably a time of year to avoid going to Boulogne-sur-Mer for your holidays. The weather is often not a good and not conducive to spending time outdoors.
February is in the winter in Boulogne-sur-Mer and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cold 7°C (44°F), whilst at night 2°C (35°F) is normal.
On average February is the 2nd driest month of the year in Boulogne-sur-Mer with around 47mm 1.8 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.
On the flip side this corresponds to an average of 3.2 hours of sunshine per day.
Boulogne-sur-Mer weather in February »
March
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 8°C | 58mm | 4.4hrs | 12.9hrs |
The weather in March in Boulogne-sur-Mer is characteristically cool and reasonably dry.
Based on weather alone, this is probably a time of year to avoid going to Boulogne-sur-Mer for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
March is in the spring in Boulogne-sur-Mer and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cool 9°C (48°F), whilst at night 3°C (37°F) is normal.
On average March is the 3rd driest month of the year in Boulogne-sur-Mer with around 58mm 2.3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.4 hours of sunshine per day.
Boulogne-sur-Mer weather in March »
April
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 10°C | 49mm | 6hrs | 14.9hrs |
Boulogne-sur-Mer's weather in April is typically cool and reasonably dry in nature.
Although outside the main holiday season, there is still plenty of fairly acceptable weather around this time of year. This makes it an okay time to visit Boulogne-sur-Mer.
April is in the spring in Boulogne-sur-Mer and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cool 11°C (53°F), whilst at night 5°C (41°F) is normal.
On average April is the 4th driest month of the year in Boulogne-sur-Mer with around 49mm 1.9 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 6 hours of sunshine per day.
Boulogne-sur-Mer weather in April »
May
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 14°C | 50mm | 7.5hrs | 16.7hrs |
May is a reasonably dry month in Boulogne-sur-Mer and the temperature is generally mild.
Although outside the main holiday season, there is still plenty of quite acceptable weather around this time of year. This makes it an okay time to visit Boulogne-sur-Mer.
May is in the spring in Boulogne-sur-Mer and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a cool 15°C (59°F), whilst at night 8°C (47°F) is normal.
On average May is the 5th driest month of the year in Boulogne-sur-Mer with around 50mm 2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.5 hours of sunshine per day.
Boulogne-sur-Mer weather in May »
June
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 16°C | 54mm | 8hrs | 9.8hrs |
The climate in Boulogne-sur-Mer during June can be summarized as mild and reasonably dry.
It is perhaps a good month to visit Boulogne-sur-Mer, with some extremely good weather at this time of year.
June is in the summer in Boulogne-sur-Mer and is typically the 6th coldest month of the year. Daytime maximum temperatures average around 18°C (65°F), whilst at night 11°C (52°F) is normal.
On average June is the 6th driest month of the year in Boulogne-sur-Mer with around 54mm 2.1 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 8 hours of sunshine per day.
Boulogne-sur-Mer weather in June »
July
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 18°C | 54mm | 7.5hrs | 11.2hrs |
July in Boulogne-sur-Mer is generally reasonably dry with the temperature being mild.
It is perhaps the perfect month to visit Boulogne-sur-Mer, with some particularly good weather at this time of year.
July is in the summer in Boulogne-sur-Mer and is typically the 6th warmest month of the year. Daytime maximum temperatures average around 20°C (68°F), whilst at night 13°C (55°F) is normal.
On average July is the 6th wettest month of the year in Boulogne-sur-Mer with around 54mm 2.1 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.5 hours of sunshine per day.
Boulogne-sur-Mer weather in July »
August
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 18°C | 52mm | 7.6hrs | 12.9hrs |
The weather in August in Boulogne-sur-Mer is characteristically mild and reasonably dry.
It is perhaps the perfect month to visit Boulogne-sur-Mer, with some very good weather at this time of year.
August is in the summer in Boulogne-sur-Mer and is typically the 5th warmest month of the year. Daytime maximum temperatures average around 21°C (69°F), whilst at night 13°C (56°F) is normal.
On average August is the 5th wettest month of the year in Boulogne-sur-Mer with around 52mm 2.1 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.6 hours of sunshine per day.
Boulogne-sur-Mer weather in August »
September
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 17°C | 68mm | 5.8hrs | 14.9hrs |
Boulogne-sur-Mer's weather in September is typically mild and reasonably dry in nature.
Although outside the main holiday season, there is still plenty of fairly acceptable weather around this time of year. This makes it an okay time to visit Boulogne-sur-Mer.
September is in the fall / autumn in Boulogne-sur-Mer and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 18°C (65°F), whilst at night 11°C (52°F) is normal.
On average September is the 4th wettest month of the year in Boulogne-sur-Mer with around 68mm 2.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.8 hours of sunshine per day.
Boulogne-sur-Mer weather in September »
October
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 13°C | 81mm | 4.4hrs | 16.7hrs |
October is a a little damp month in Boulogne-sur-Mer and the temperature is generally mild.
Based on weather alone, this is probably a time of year to avoid going to Boulogne-sur-Mer for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
October is in the fall / autumn in Boulogne-sur-Mer and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a cool 15°C (59°F), whilst at night 9°C (48°F) is normal.
On average October is the 3rd wettest month of the year in Boulogne-sur-Mer with around 81mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.4 hours of sunshine per day.
Boulogne-sur-Mer weather in October »
November
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 9°C | 93mm | 2.9hrs | 9.8hrs |
November is a a little damp month in Boulogne-sur-Mer and the temperature is generally cool.
Based on weather alone, this is probably a time of year to avoid going to Boulogne-sur-Mer for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
November is in the fall / autumn in Boulogne-sur-Mer and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a cool 10°C (50°F), whilst at night 5°C (41°F) is normal.
On average November is the 2nd wettest month of the year in Boulogne-sur-Mer with around 93mm 3.6 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.
On the flip side this corresponds to an average of 2.9 hours of sunshine per day.
Boulogne-sur-Mer weather in November »
December
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 7°C | 70mm | 2hrs | 11.2hrs |
December in Boulogne-sur-Mer is generally reasonably dry with the temperature being cool.
Based on weather alone, this is probably a time of year to avoid going to Boulogne-sur-Mer for your holidays. The weather is often not a good and not conducive to spending time outdoors.
December is in the winter in Boulogne-sur-Mer and is typically the warmest month of the year. Daytime maximum temperatures average around a cool 7°C (45°F), whilst at night 3°C (37°F) is normal.
On average December is the wettest month of the year in Boulogne-sur-Mer with around 70mm 2.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 2 hours of sunshine per day.
Other monthly averages
Boulogne-sur-Mer weather stats
| Hottest month: | August | 20.3°C 68.5°F |
|---|---|---|
| Driest month: | February | 47mm 1.9ins |
| Sunniest month: | August | 7.6hrs |
| Coldest month: | January | 6.2°C 43.2°F |
| Wettest month: | November | 93mm 3.7ins |
| Warmest sea: | August | 17.5°C 63.5°F |
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