Best year time to visit Arrondissement de Boulogne-sur-Mer

General weather information about Arrondissement de Boulogne-sur-Mer

Average annual temperature is 11.7 °C

Absolute maximum temperature: 31.0 °C

Absolute minimum temperature: -4.8 °C

Number of sunny days: 103 days

Number of rainy days: 261 days

Number of snow days: 1 day

Look at detailed online map of Arrondissement de Boulogne-sur-Mer

* Weather data for Arrondissement de Boulogne-sur-Mer France is based on climate observations for 2026 year

Arrondissement de Boulogne-sur-Mer air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	12.8	13.2	17.1	16.5	21.9	30.5	29.3	25.8	31.0	25.3	14.9	12.9
Average daytime temperature (°C)	8.0	8.7	10.1	12.1	15.7	22.4	20.5	20.3	22.6	16.4	10.6	9.4
Average temperature (°C)	5.9	5.9	7.3	8.4	12.1	17.9	17.4	17.2	18.5	13.6	8.6	7.7
Average night temperature (°C)	3.5	3.2	4.4	4.6	8.2	13.3	14.4	13.8	14.5	11.1	6.5	5.8
Absolute minimum temperature (°C)	-4.8	-2.5	-2.4	-0.5	3.9	9.8	11.2	11.4	10.2	2.3	-1.3	-4.4

Arrondissement de Boulogne-sur-Mer monthly weather indicators

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daylight maximum duration (h)	9.0	10.0	12.0	14.0	16.0	16.0	16.0	15.0	13.0	11.0	9.0	8.0
Daylight mean duration (h)	8.5	10.0	11.9	13.8	15.5	16.4	16.0	14.5	12.6	10.7	9.0	8.1
Daylight minimum duration (h)	8.0	9.0	10.0	12.0	14.0	16.0	15.0	13.0	11.0	9.0	8.0	7.0
Sunshine mean duration (h)	4.0	5.3	5.2	8.9	11.4	13.0	11.6	10.9	9.2	6.3	3.5	2.7
Precipitation (mm)	159	23	198	96	44	22	137	126	68	185	235	150
Sunny days	8	13	4	7	15	21	2	5	11	9	4	4
Rainy days	23	15	27	23	16	9	29	26	19	22	26	26
Snow days	0	0	0	0	0	0	0	0	0	0	0	1

Arrondissement de Boulogne-sur-Mer - weather forecast by months

Best time to visit Arrondissement de Boulogne-sur-Mer:

The best time to visit Arrondissement de Boulogne-sur-Mer during the most sunny months:

May — 11.4(h)
June — 13.0(h)
July — 11.6(h)
August — 10.9(h)

Months with the longest average daylight duration in Arrondissement de Boulogne-sur-Mer:

May — 15.5(h)
June — 16.4(h)
July — 16.0(h)

The largest precipitation sum in Arrondissement de Boulogne-sur-Mer is at

January — 159(mm)

March — 198(mm)

October — 185(mm)

November — 235(mm)

Weather forecast in the closest to Arrondissement de Boulogne-sur-Mer admin centers

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Frequently asked questions

When is the best time to visit Arrondissement de Boulogne-sur-Mer?

The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Arrondissement de Boulogne-sur-Mer.

What is the weather like in Arrondissement de Boulogne-sur-Mer?

See average temperature, rainfall and daylight hours for Arrondissement de Boulogne-sur-Mer by month in the table above.

How many sunny days does Arrondissement de Boulogne-sur-Mer have?

The monthly weather statistics above show sunshine and rainfall patterns for Arrondissement de Boulogne-sur-Mer throughout the year.