Slack
Slack is a locality in Hauts-de-France, France, close to the sea. The climate is classified as oceanic (Köppen Cfb), with rain spread through the year and no real dry season.
Best: Jun–Jul · Sep. Warmth, sunshine and dry days, month by month.
Slack at a glance
The months with the highest weather score
Average high in August
Average low in January
105 mm of rain
53 mm of rain
August
within 23 km
Weather in Slack
Now and the next ten days. The 14 and 30-day outlooks are one click away.
Cloudy · wind 46 km/h · humidity 76%
When to go to Slack
Each month's weather score (warmth, sun, dry days) with its temperatures and rain.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Score | 17 | 20 | 26 | 49 | 58 | 73 | 71 | 68 | 71 | 48 | 24 | 16 |
| High | 8° | 8° | 10° | 13° | 16° | 19° | 21° | 21° | 19° | 15° | 11° | 8° |
| Low | 3° | 3° | 5° | 7° | 10° | 12° | 14° | 15° | 13° | 10° | 7° | 4° |
| Rain (mm) | 74 | 54 | 59 | 53 | 60 | 56 | 57 | 58 | 76 | 109 | 105 | 92 |
| Wet days | 15 | 13 | 11 | 9 | 11 | 10 | 12 | 13 | 11 | 15 | 17 | 16 |
| Sea | 9° | 8° | 8° | 9° | 11° | 14° | 16° | 18° | 17° | 16° | 13° | 11° |
What's on in Slack
Concerts, football matches, the public holidays ahead and the town's festivals through the year.
Monuments and museums in Slack
Nature around Slack
Wildlife in October
The birds and mammals of France seen most this month, compared with the rest of their year.
The sky over Slack
Earthquakes around Slack
The last 30 days within 300 km, and the record since 1950.
Towns and villages around Slack
Each with its own page: weather, climate and the best time to visit.
