Stoumont Weather in August
August in Stoumont averages 22°C (72°F) during the day and 12°C (54°F) at night. Quite a bit of rainfall is typical this month, with around 96 mm (3.8 in) on average. An umbrella is a good idea.
Rainfall in Stoumont in August
Looking at the last 30 years, the data shows about 17 days with rain, averaging 96 mm (3.8 in) for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.
Temperature in Stoumont in August
If you're visiting Stoumont in August, expect perfect temperatures with highs of 22°C (72°F) and overnight lows of 12°C (54°F). This month falls in the summer season. Overall, the month follows a fairly predictable daily temperature pattern. Nights drop to around 12°C (54°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Stoumont in August
The city usually sees around 175 hours of sunlight, indicating a moderately sunny period.
Wind Speed in Stoumont in August
Wind speeds average 4 m/s (8 knots) during August. At this speed, expect moderate winds that can raise dust and move small branches. Since this is an average, some days have gentle light winds while others experience stronger breezes that are quite noticeable.If you're inclined towards comfortable temperatures and drier conditions, August is a good time to visit Stoumont.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Belgium, check out our Stoumont's climate page.
Stoumont Temperature in August
Min Temperature
12°C (54°F)
Max Temperature
22°C (72°F)
Chance of Rain
56%
Precipitation
96 mm (3.8 in)
Rainy days
17 days
Humidity
88% *
Windspeed
4 m/s (8 knots) *
Sunshine
175 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Stoumont typically stay consistent throughout August, with daily highs averaging around 22°C (72°F). Nights are cool, with lows typically ranging from 10°C (50°F) to 13°C (55°F).
Average temperatures in August
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in August
Historical weather for Stoumont in August
Browse day-by-day weather records for Stoumont spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Stoumont historical weather extremes in August
Based on 49 years of weather observations (1976-2025), these are the most extreme conditions recorded in Stoumont.
- Stoumont recorded its highest August temperature of 34°C (93°F) on August 12, 2003.
- Stoumont experienced its chilliest August day on August 31, 1978, reaching only 10°C (50°F).
- Nighttime temperatures dropped to 3°C (37°F) on August 29, 1993, marking the coldest August night on record.
Best Places in Belgium in August
Find out more about the weather in Belgium and which places have the best travel conditions in this month. See all of Belgium in August →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Stoumont in August
Comfortable temperatures call for an easy wardrobe in August. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Stoumont in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Belgium, check out our Stoumont's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Stoumont climate overview or explore weather in Belgium.
