Today
Mon, Jun 22
Overcast
30°20°
- Rain chance
- 0%
- Precip
- 0 mm
- Max wind
- 13 km/h
Haaltert air quality
Flanders, Belgium · Brussels time · 50.91°, 4.00°
Current conditions · 3:15 AM local
Current conditions in Haaltert
20°C
Clear sky
Feels like 24°C
- Humidity
- 82%
- Wind
- 6 km/h N
- Gusts
- 12 km/h
- UV index
- 0
- Visibility
- 13.4 km
Air quality
44
Good
US AQI · European AQI 21
Air quality in Haaltert is currently good, with a US AQI of 44 (European AQI 21). The dominant pollutant right now is PM2.5. Air quality is healthy; no precautions needed. Fine particulate matter (PM2.5) measures 20.6 µg/m³. Pollen in the air today: grass (moderate) — allergy sufferers take note.
Pollutants
- PM2.5
- 20.6 µg/m³
- PM10
- 21.8 µg/m³
- Ozone (O₃)
- 46 µg/m³
- NO₂
- 25.4 µg/m³
- SO₂
- 2.4 µg/m³
- CO
- 165 µg/m³
- Dust
- 1 µg/m³
Pollen
- Grass
- 43.1 gr/m³
- Birch
- 0 gr/m³
- Alder
- 0 gr/m³
- Olive
- 0.1 gr/m³
- Mugwort
- 0.5 gr/m³
- Ragweed
- 0 gr/m³
AQI computed from the CAMS air quality model via Open-Meteo. Bands follow the US EPA scale.
Right now
Right now in Haaltert, it's clear sky with the temperature at 20 °C. It feels warmer than it reads, more like 23 °C. Wind is from the N at 6 km/h. Humidity stands at 89% with sea-level pressure near 1025 hPa.
At a glance
Today
30° / 20°Overcast
Tomorrow
33° / 20°Overcast
Upcoming · to Sunday
36° / 22°A steady stretch: highs near 36°, lows around 22°, and no day above a 33% rain chance through Sunday.
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Next 3 days
Expect overcast today, between 20 °C and 30 °C. Tomorrow brings overcast with a high of 32 °C and a low of 20 °C. Wednesday brings overcast with a high of 33 °C and a low of 23 °C.
Tomorrow
Tue, Jun 23
Overcast
33°20°
- Rain chance
- 0%
- Precip
- 0 mm
- Max wind
- 10 km/h
Wednesday
Wed, Jun 24
Overcast
33°23°
- Rain chance
- 4%
- Precip
- 0 mm
- Max wind
- 8 km/h
Next 48 hours
- 12 AM22°0%10 km/h
- 1 AM21°0%8 km/h
- 2 AM21°0%8 km/h
- 3 AM21°0%6 km/h
- 4 AM20°0%8 km/h
- 5 AM20°0%9 km/h
- 6 AM20°0%10 km/h
- 7 AM20°0%13 km/h
- 8 AM21°0%11 km/h
- 9 AM22°0%10 km/h
- 10 AM23°0%9 km/h
- 11 AM25°0%10 km/h
- 12 PM26°0%12 km/h
- 1 PM27°0%12 km/h
- 2 PM28°0%12 km/h
- 3 PM29°0%10 km/h
- 4 PM30°0%8 km/h
- 5 PM30°0%9 km/h
- 6 PM30°0%10 km/h
- 7 PM29°0%10 km/h
- 8 PM28°0%12 km/h
- 9 PM27°0%11 km/h
- 10 PM25°0%10 km/h
- 11 PM24°0%10 km/h
- 12 AM23°0%9 km/h
- 1 AM23°0%9 km/h
- 2 AM22°0%10 km/h
- 3 AM21°0%9 km/h
- 4 AM21°0%9 km/h
- 5 AM20°0%9 km/h
- 6 AM20°0%8 km/h
- 7 AM20°0%9 km/h
- 8 AM22°0%9 km/h
- 9 AM23°0%7 km/h
- 10 AM25°0%7 km/h
- 11 AM27°0%8 km/h
- 12 PM28°0%10 km/h
- 1 PM30°0%10 km/h
- 2 PM30°0%9 km/h
- 3 PM32°0%8 km/h
- 4 PM32°0%8 km/h
- 5 PM33°0%9 km/h
- 6 PM32°0%10 km/h
- 7 PM32°0%9 km/h
- 8 PM31°0%9 km/h
- 9 PM30°0%8 km/h
- 10 PM29°0%8 km/h
- 11 PM27°0%7 km/h
In depth
Across Haaltert right now you'll find clear sky and a temperature of 20 °C, with the apparent temperature at 23 °C. Today's forecast calls for overcast, topping out near 30 °C before falling back to 20 °C overnight. Winds blow mainly from the NE around 13 km/h, with gusts up to 26 km/h. Daytime highs hold fairly steady this week, staying within 30 to 36 °C. Rain is in the picture on Sunday, with roughly 6 mm expected in total across the week. Tomorrow brings overcast with a high of 32 °C and a 0% chance of precipitation. The UV index reaches 7 today, so sun protection is sensible during the middle of the day. Sunrise comes at 05:30 and sunset at 22:01, giving 16.5 hours of daylight. Current humidity sits at 89% with pressure near 1025 hPa. Looking further out, Friday shows thunderstorm with a high around 35 °C, while Sunday ends the week at 32 °C. Forecast details are refreshed throughout the day as new model runs arrive, so check back for the latest figures.
Sun & UV
- Sunrise
- 5:30 AM
- Sunset
- 10:01 PM
- Daylight
- 16h 32m
- Max UV
- 7.05 High
Wind
- Wind
- 6 km/h
- Gusts
- 12 km/h
- Direction
- N (5°)
Farming weather
Soil temperatures today read surface 21.9 °C, 6 cm 23.7 °C, 18 cm 23.3 °C, 54 cm 18.2 °C. Soil moisture sits at 0-1 cm at 0.27 m³/m³, 3-9 cm at 0.27 m³/m³, 27-81 cm at 0.29 m³/m³. For wheat, the root-zone reading is within the ideal 0.2-0.35 m³/m³ band. Reference evapotranspiration totals 44 mm against only 6 mm of expected rain — a 38 mm deficit, so irrigation will be needed this week. A suitable spraying window opens around 06:00 on 2026-06-22, with winds at or below 15 km/h and no rain expected. Heat stress is likely for wheat with highs reaching 36 °C (threshold 32 °C). Heat stress is likely for maize with highs reaching 36 °C (threshold 35 °C). Projected growing degree days over the next week: wheat 163, maize 124.
- Topsoil moisture
- 0.283 m³/m³
- Soil temp
- 21°C
- ET₀ today
- 5.53 mm
- Spray window
- ~5:00
- Rain (next 7d)
- 6 mm
- Wind
- 6 km/h
- Humidity
- 82%
Advisory summary
No weather alert thresholds are crossed for Haaltert in the current forecast (derived from forecast data, not official warnings). Conditions may still change — check back for updates.
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All data for Haaltert
| Variable | Value |
|---|---|
| City | Haaltert, Flanders, Belgium |
| Coordinates | 50.90634, 4.00093 |
| Elevation | 43 m |
| Timezone | Europe/Brussels |
| Population | 17,129 |
| Observed at (local) | 3:15 AM |
| Temperature (2 m) | 20°C |
| Apparent temperature | 24°C |
| Relative humidity (2 m) | 82% |
| Dew point (2 m) | 19°C |
| Precipitation (last hour) | 0 mm |
| Rain | 0 mm |
| Showers | 0 mm |
| Snowfall | 0 cm |
| Weather code (WMO) | 0 |
| Cloud cover | 8% |
| Surface pressure | 1020 hPa |
| Sea-level pressure | 1025 hPa |
| Wind speed (10 m) | 6 km/h |
| Wind gusts (10 m) | 12 km/h |
| Wind direction (10 m) | 5° (N) |
| Visibility | 13.4 km |
| UV index | 0 |
| Day / night | Night |
| Today max / min | 30°C / 20°C |
| Today feels-like max / min | 33°C / 21°C |
| Today precipitation sum | 0 mm |
| Today rain sum | 0 mm |
| Today snowfall sum | 0 cm |
| Today max precip probability | 0% |
| Today max wind / gusts | 13 km/h / 26 km/h |
| Dominant wind direction | 38° (NE) |
| Sunrise / sunset | 5:30 AM / 10:01 PM |
| Daylight duration | 16h 32m |
| Sunshine duration | 15h 04m |
| Max UV index | 7.05 |
| Reference evapotranspiration (ET₀) | 5.53 mm |
| Topsoil moisture (0–1 cm) | 0.283 m³/m³ |
| Surface soil temperature | 21°C |
| US AQI | 44 |
| European AQI | 21 |
| PM2.5 | 20.6 µg/m³ |
| PM10 | 21.8 µg/m³ |
| Ozone (O₃) | 46 µg/m³ |
| Nitrogen dioxide (NO₂) | 25.4 µg/m³ |
| Sulphur dioxide (SO₂) | 2.4 µg/m³ |
| Carbon monoxide (CO) | 165 µg/m³ |
| Dust | 1 µg/m³ |
| Alder pollen | 0 gr/m³ |
| Birch pollen | 0 gr/m³ |
| Grass pollen | 43.1 gr/m³ |
| Mugwort pollen | 0.5 gr/m³ |
| Olive pollen | 0.1 gr/m³ |
| Ragweed pollen | 0 gr/m³ |
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<iframe src="https://weathertomorrow.cloud/embed/city/be/flanders/haaltert" width="320" height="180" frameborder="0" title="Haaltert weather" loading="lazy"></iframe>Frequently asked questions
Will it rain in Haaltert tomorrow?
Rain is unlikely in Haaltert tomorrow; the precipitation chance stays around 0%.
What is the temperature in Haaltert today?
Today Haaltert sees overcast with a high of 30 °C and a low of 20 °C.
How hot will it be in Haaltert tomorrow?
Tomorrow's high in Haaltert is forecast at 32 °C with overcast.
Is it windy in Haaltert today?
No, not especially; gusts only reach up to 26 km/h today.
What is the UV index in Haaltert today?
The UV index peaks at 7 today, which is high.
What time is sunrise and sunset in Haaltert today?
The sun rises at 05:30 and sets at 22:01 local time.
Is the air quality in Haaltert good today?
Air quality is good right now, with a US AQI reading of 44.