Weather in Aalst on 4 August 2026
Preliminary outlook for 4 August 2026
A preliminary estimate based on the 2019–2025 archive: daytime around +24°C and nighttime around +15°C, average precipitation 0.2 mm, wind around 3 m/s, humidity around 72%.
This is a climate-based estimate, not a precise long-range forecast. It is replaced by hourly data when the date enters the forecast window.
+21°C
Weather archive — latest year: 2025
Partly Cloudy
Weather archive — latest year: 2025
Nighttime: +17°C
Precipitation: 0.1 mm
Wind: 5 — 7 m/s
Humidity: 77%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +25°C | Sun hours | 6 h |
| UV index | 5 | Cloud cover (avg.) | 89% |
| Pressure (avg.) | 764 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 8 km | Sea temperature | — |
| Feels like (avg.) | +22°C | Dew point (avg.) | +16°C |
| Heat index (avg.) | +22°C | Wind chill (avg.) | +21°C |
| Wind gusts (max.) | 10 m/s | Wind direction (avg.) | 243° ↙ (WSW) |
Sunrise
06:14
Duration
15 h 11 min
Sunset
21:25
Moonrise
18:38
Moonset
00:41
Moon phase
Waxing Gibbous
Illumination
69%
+18°C
Weather archive — for 2024 year
Cloudy
Weather archive — for 2024 year
Nighttime: +13°C
Precipitation: 0.9 mm
Wind: 3 — 4 m/s
Humidity: 76%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +22°C | Sun hours | 14 h |
| UV index | 4 | Cloud cover (avg.) | 59% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 8 km | Sea temperature | — |
| Feels like (avg.) | +18°C | Dew point (avg.) | +14°C |
| Heat index (avg.) | +19°C | Wind chill (avg.) | +18°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 276° ← (W) |
Sunrise
06:15
Duration
15 h 09 min
Sunset
21:24
Moonrise
05:40
Moonset
21:54
Moon phase
New Moon
Illumination
0%
+16°C
Weather archive — for 2023 year
Patchy rain nearby
Weather archive — for 2023 year
Nighttime: +13°C
Precipitation: 0.1 mm
Wind: 4 — 5 m/s
Humidity: 80%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +20°C | Sun hours | 6 h |
| UV index | 5 | Cloud cover (avg.) | 57% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 8 km | Sea temperature | — |
| Feels like (avg.) | +16°C | Dew point (avg.) | +13°C |
| Heat index (avg.) | +16°C | Wind chill (avg.) | +16°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 312° ↖ (NNW) |
Sunrise
06:13
Duration
15 h 13 min
Sunset
21:26
Moonrise
23:02
Moonset
09:34
Moon phase
Waning Gibbous
Illumination
78%
+23°C
Weather archive — for 2022 year
Patchy rain nearby
Weather archive — for 2022 year
Nighttime: +17°C
Precipitation: 0.4 mm
Wind: 3 — 4 m/s
Humidity: 55%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +29°C | Sun hours | 6 h |
| UV index | 6 | Cloud cover (avg.) | 46% |
| Pressure (avg.) | 760 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +23°C | Dew point (avg.) | +14°C |
| Heat index (avg.) | +24°C | Wind chill (avg.) | +23°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 305° ← (WNW) |
Sunrise
06:14
Duration
15 h 11 min
Sunset
21:25
Moonrise
13:36
Moonset
No moonset
Moon phase
First Quarter
Illumination
44%
+17°C
Weather archive — for 2021 year
Cloudy
Weather archive — for 2021 year
Nighttime: +14°C
Precipitation: 0 mm
Wind: 1 — 2 m/s
Humidity: 83%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +21°C | Sun hours | 8 h |
| UV index | 5 | Cloud cover (avg.) | 69% |
| Pressure (avg.) | 760 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 8 km | Sea temperature | — |
| Feels like (avg.) | +17°C | Dew point (avg.) | +14°C |
| Heat index (avg.) | +17°C | Wind chill (avg.) | +17°C |
| Wind gusts (max.) | 4 m/s | Wind direction (avg.) | 138° ↘ (SE) |
Sunrise
06:14
Duration
15 h 11 min
Sunset
21:25
Moonrise
01:55
Moonset
19:00
Moon phase
Waning Crescent
Illumination
18%
+18°C
Weather archive — for 2020 year
Partly Cloudy
Weather archive — for 2020 year
Nighttime: +12°C
Precipitation: 0 mm
Wind: 3 — 3 m/s
Humidity: 66%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +23°C | Sun hours | 15 h |
| UV index | 5 | Cloud cover (avg.) | 25% |
| Pressure (avg.) | 763 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +17°C | Dew point (avg.) | +10°C |
| Heat index (avg.) | +17°C | Wind chill (avg.) | +16°C |
| Wind gusts (max.) | 5 m/s | Wind direction (avg.) | 304° ↖ (NW) |
Sunrise
06:15
Duration
15 h 09 min
Sunset
21:24
Moonrise
22:18
Moonset
06:38
Moon phase
Full Moon
Illumination
100%
+22°C
Weather archive — for 2019 year
Clear/Sunny
Weather archive — for 2019 year
Nighttime: +16°C
Precipitation: 0 mm
Wind: 2 — 3 m/s
Humidity: 64%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +28°C | Sun hours | 15 h |
| UV index | 5 | Cloud cover (avg.) | 37% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +21°C | Dew point (avg.) | +14°C |
| Heat index (avg.) | +21°C | Wind chill (avg.) | +21°C |
| Wind gusts (max.) | 4 m/s | Wind direction (avg.) | 131° ↘ (SSE) |
Sunrise
06:13
Duration
15 h 13 min
Sunset
21:26
Moonrise
10:22
Moonset
23:30
Moon phase
Waxing Crescent
Illumination
20%
Weather in Aalst on 4 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+25°C
|
+17°C
|
+21°C | 6 h | 5 | 77% | 5 — 7 m/s |
| 2024 |
+22°C
|
+13°C
|
+18°C | 14 h | 4 | 76% | 3 — 4 m/s |
| 2023 |
+20°C
|
+13°C
|
+16°C | 6 h | 5 | 80% | 4 — 5 m/s |
| 2022 |
+29°C
|
+17°C
|
+23°C | 6 h | 6 | 55% | 3 — 4 m/s |
| 2021 |
+21°C
|
+14°C
|
+17°C | 8 h | 5 | 83% | 1 — 2 m/s |
| 2020 |
+23°C
|
+12°C
|
+18°C | 15 h | 5 | 66% | 3 — 3 m/s |
| 2019 |
+28°C
|
+16°C
|
+22°C | 15 h | 5 | 64% | 2 — 3 m/s |