Achêne, Belgium experiences average highs of 14°C (57°F) and lows of 7°C (45°F) throughout the year. Rainfall is frequent, averaging about 13 rainy days per month. Average highs have warmed by 1.3°C (2.3°F) across the available records.
Achêne, Belgium Weather & Climate 2026
Monthly climate averages for Achêne, Belgium. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Apr–Sep 
Wetter season: Jan–Dec At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
4.9/10
Best: May, June, July, August, September
UV Index
4
Low
Temperature 14°C / 7°C
Feels Like 11°C / 4°C
Rainy Days 13
Rainfall 75 mm
Sunshine 7 h
Humidity 79%
Wind Speed 20 km/h
Dew Point 7°C
Snow Days 3 days
Frost Days 9 days
Hottest Month
22°C
August
Avg Low14°C
Rain12days
Coldest Month
0°C
January
Avg High5°C
Rain14days
Driest Month
11days
May
Avg High17°C
Avg Low8°C
Windiest Month
24 km/h
February (Gusts 46)
Worst Time to Visit
Consider avoiding January, February, November, December due to very cold temperatures, frequent rain.
Sun Position
Sunrise 05:30
Daylight 16.4h
Sunset 21:53
Live conditions—
Achêne on the map · live conditions
Achêne, Belgium
- Continent
- Europe
- Country
- Belgium
- City
- Achêne
- Population
- 1.1K
- Coordinates
- 50.27°, 5.05°
Seasonal Breakdown
Spring
Mar–May
Avg High 13°C
Avg Low 5°C
Rain 12 days/mo
1/3 best months
Summer
Jun–Aug
Avg High 22°C
Avg Low 13°C
Rain 12 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 14°C
Avg Low 8°C
Rain 12 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 6°C
Avg Low 1°C
Rain 14 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 5°C / 0°C . Feb: 7°C / 1°C . Mar: 10°C / 2°C . Apr: 13°C / 4°C . May: 17°C / 8°C . Jun: 21°C / 12°C . Jul: 22°C / 13°C . Aug: 22°C / 14°C . Sep: 19°C / 11°C . Oct: 15°C / 8°C . Nov: 9°C / 4°C . Dec: 6°C / 2°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 92 mm. Feb: 73 mm. Mar: 74 mm. Apr: 58 mm. May: 68 mm. Jun: 86 mm. Jul: 71 mm. Aug: 75 mm. Sep: 71 mm. Oct: 85 mm. Nov: 66 mm. Dec: 83 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 89%. Feb: 82%. Mar: 78%. Apr: 74%. May: 74%. Jun: 74%. Jul: 71%. Aug: 74%. Sep: 77%. Oct: 83%. Nov: 87%. Dec: 89%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 23 km/h . Feb: 24 km/h . Mar: 22 km/h . Apr: 19 km/h . May: 18 km/h . Jun: 17 km/h . Jul: 17 km/h . Aug: 17 km/h . Sep: 18 km/h . Oct: 21 km/h . Nov: 21 km/h . Dec: 22 km/h .
Sunshine
Sunshine
Sunshine: Jan: 3h. Feb: 5h. Mar: 7h. Apr: 10h. May: 10h. Jun: 11h. Jul: 11h. Aug: 10h. Sep: 9h. Oct: 6h. Nov: 4h. Dec: 3h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 1. Feb: UV 2. Mar: UV 4. Apr: UV 5. May: UV 6. Jun: UV 6. Jul: UV 6. Aug: UV 6. Sep: UV 4. Oct: UV 3. Nov: UV 1. Dec: UV 1.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow DaysSnowfall
Snow Days: Jan: 7 days. Feb: 3 days. Mar: 2 days. Apr: 1 days. May: 0 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 0 days. Nov: 2 days. Dec: 3 days.
Climate Trends
Average highs have warmed by 1.3°C (2.3°F) across the available records. Average rainfall has remained broadly steady.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Aug 2025 · 23°C | Aug · 22°C |
| Coldest month | Jan 2025 · -1°C | Jan · 0°C |
| Wettest month | Jan 2025 · 167 mm | Jan · 92 mm |
| Windiest month | Jan 2025 · 22 km/h | Feb · 24 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Poor April
Fair May best
Good June best
Excellent July best
Excellent August best
Excellent September best
Good October
Fair November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 5°C / 0°C | 1°C / -5°C | 14days (92 mm) Wet | 3.2h Poor | 89% Very Muggy | 1.2 Low | Poor | View Details |
| February | 7°C / 1°C | 3°C / -3°C | 13days (73 mm) Wet | 5h Fair | 82% Humid | 1.7 Low | Poor | View Details |
| March | 10°C / 2°C | 6°C / -2°C | 14days (74 mm) Wet | 6.9h Fair | 78% Humid | 3.6 Moderate | Poor | View Details |
| April | 13°C / 4°C | 10°C / 0°C | 12days (58 mm) Wet | 9.6h Good | 74% Muggy | 4.6 Moderate | Fair | View Details |
| May best | 17°C / 8°C | 15°C / 5°C | 11days (68 mm) Wet | 10.4h Excellent | 74% Muggy | 5.6 High | Good | View Details |
| June best | 21°C / 12°C | 21°C / 11°C | 12days (86 mm) Wet | 10.8h Excellent | 74% Muggy | 6.3 High | Excellent | View Details |
| July best | 22°C / 13°C | 21°C / 12°C | 12days (71 mm) Wet | 11h Excellent | 71% Muggy | 5.8 High | Excellent | View Details |
| August best | 22°C / 14°C | 22°C / 13°C | 12days (75 mm) Wet | 10h Excellent | 74% Muggy | 5.6 High | Excellent | View Details |
| September best | 19°C / 11°C | 18°C / 9°C | 11days (71 mm) Wet | 8.5h Good | 77% Humid | 4.2 Moderate | Good | View Details |
| October | 15°C / 8°C | 12°C / 6°C | 13days (85 mm) Wet | 5.5h Fair | 83% Humid | 2.5 Moderate | Fair | View Details |
| November | 9°C / 4°C | 6°C / 0°C | 13days (66 mm) Wet | 3.9h Poor | 87% Very Muggy | 1.3 Low | Poor | View Details |
| December | 6°C / 2°C | 2°C / -2°C | 14days (83 mm) Wet | 2.6h Poor | 89% Very Muggy | 0.9 Low | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Achêne are May, June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Achêne, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Achêne is August, with average daytime highs of 22°C (72°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Achêne is January, with average overnight lows of 0°C (32°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Achêne is January, averaging 92mm of precipitation across 14 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Achêne runs through January, March, December, February, with the heaviest rainfall in January. Based on 10-year averages for Achêne.
Achêne receives approximately 87 sunshine hours per year. The sunniest month is July with around 11 hours. Based on climate data for Achêne.
The least favorable months to visit Achêne are January, February, November, December, primarily due to very cold temperatures, frequent rain. For the best conditions, consider May, June, July, August, September instead.
The annual average UV index in Achêne is 4, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Achêne is 79%, classified as humid. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes, Achêne receives snow. Months with snowfall average 3 snow days and 4 cm (2 in) of accumulation, with about 9 frost days during winter.
Average wind speeds in Achêne are 20 km/h (12 mph). The windiest month is February with peak winds reaching 24 km/h (15 mph) (gusts up to 46 km/h / 28 mph).
Achêne averages 3 clear-sky days per month with overall cloud cover around 67%. The clearest skies occur in March.
The annual average dew point in Achêne is 7°C (45°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Achêne has a Oceanic climate, classified as Cfb under the Köppen system. Temperate climates have mild winters and warm summers, with rainfall spread across the year and four distinct seasons.
The 'feels like' temperature in Achêne ranges from 4°C (39°F) to 11°C (52°F) on average. Wind chill makes winters feel noticeably colder than the actual temperature — layered clothing is recommended.
Yes, June is a great time to visit Achêne. It earns a climate score of 7.9/10 with Excellent.
For June in Achêne, pack Warm evening layer, Umbrella, Waterproof jacket, Sunscreen (SPF 30+), Sunglasses. With average highs of 21°C (70°F) and 12 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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