



Boom
Boom is a small town in Flanders, Belgium. It has a population of about 19,699 (2025). The climate is classified as oceanic (Köppen Cfb), with rain spread through the year and no real dry season.
Best: May–Jun · Sep. Warmth, sunshine and dry days, month by month.
Boom at a glance
The months with the highest weather score
Average high in July
Average low in January
76 mm of rain
50 mm of rain
within 2.9 km
Weather in Boom
Now and the next ten days. The 14 and 30-day outlooks are one click away.
Cloudy · wind 9 km/h · humidity 97%
When to go to Boom
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 | 16 | 21 | 30 | 58 | 65 | 67 | 64 | 65 | 67 | 48 | 18 | 15 |
| High | 7° | 8° | 11° | 15° | 19° | 22° | 24° | 24° | 20° | 15° | 10° | 7° |
| Low | 1° | 1° | 3° | 5° | 9° | 12° | 14° | 14° | 11° | 8° | 4° | 2° |
| Rain (mm) | 73 | 58 | 67 | 50 | 65 | 76 | 76 | 76 | 72 | 78 | 78 | 81 |
| Wet days | 14 | 12 | 12 | 10 | 13 | 12 | 15 | 15 | 12 | 14 | 15 | 15 |
What's on in Boom
Concerts, football matches, the public holidays ahead and the town's festivals through the year.
Boom's festivals through the year
Monuments and museums in Boom
More museums: Museumcafé De Musette · Nautisch Bezoekerscentrum Rupelstreek · Steenbakkerijmuseum 't Geleeg - site Steenbakkerij Frateur
Outdoors around Boom
Hiking routes from the town, and what there is to do within 15 km: huts, viewpoints, climbing, camping, ski areas and dive sites.
Nature around Boom
Wildlife in October
The birds and mammals of Belgium seen most this month, compared with the rest of their year.
The sky over Boom
Earthquakes around Boom
The last 30 days within 300 km, and the record since 1950.
Strongest nearby since 1950
Fossil sites near this town
Fossil sites: 1 · 1 km
Towns and villages around Boom
Each with its own page: weather, climate and the best time to visit.
Boom from above
Postal code
Getting to Boom
Places near Boom
Places with a climate like Boom
Matched month by month on temperature, rain and sunshine.

