Weather in Grande-Synthe on 28 July 2026
Preliminary outlook for 28 July 2026
A preliminary estimate based on the 2020–2025 archive: daytime around +20°C and nighttime around +16°C, average precipitation 0.1 mm, wind around 6 m/s, humidity around 73%.
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.
+18°C
Weather archive — latest year: 2025
Clear/Sunny
Weather archive — latest year: 2025
Nighttime: +16°C
Precipitation: 0 mm
Wind: 5 — 6 m/s
Humidity: 68%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +20°C | Sun hours | 12 h |
| UV index | 5 | Cloud cover (avg.) | 54% |
| Pressure (avg.) | 764 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +18°C | Dew point (avg.) | +12°C |
| Heat index (avg.) | +18°C | Wind chill (avg.) | +18°C |
| Wind gusts (max.) | 10 m/s | Wind direction (avg.) | 317° ↖ (NW) |
Sunrise
06:11
Duration
15 h 32 min
Sunset
21:43
Moonrise
10:35
Moonset
23:14
Moon phase
Waxing Crescent
Illumination
18%
+18°C
Weather archive — for 2024 year
Clear/Sunny
Weather archive — for 2024 year
Nighttime: +16°C
Sea temperature: +18°C
Precipitation: 0 mm
Wind: 3 — 4 m/s
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +20°C | Sun hours | 15 h |
| UV index | 5 | Cloud cover (avg.) | 6% |
| Pressure (avg.) | 768 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | +18°C |
| Feels like (avg.) | +18°C | Dew point (avg.) | +13°C |
| Heat index (avg.) | +18°C | Wind chill (avg.) | +18°C |
| Wind gusts (max.) | 6 m/s | Wind direction (avg.) | 169° ↑ (NNE) |
Sunrise
06:11
Duration
15 h 32 min
Sunset
21:43
Moonrise
00:05
Moonset
14:55
Moon phase
Last Quarter
Illumination
45%
+19°C
Weather archive — for 2023 year
Overcast
Weather archive — for 2023 year
Nighttime: +17°C
Precipitation: 0 mm
Wind: 7 — 7 m/s
Humidity: 81%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +22°C | Sun hours | 11 h |
| UV index | 4 | Cloud cover (avg.) | 75% |
| Pressure (avg.) | 755 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +19°C | Dew point (avg.) | +16°C |
| Heat index (avg.) | +19°C | Wind chill (avg.) | +19°C |
| Wind gusts (max.) | 11 m/s | Wind direction (avg.) | 243° ↙ (WSW) |
Sunrise
06:10
Duration
15 h 34 min
Sunset
21:44
Moonrise
18:21
Moonset
01:15
Moon phase
Waxing Gibbous
Illumination
71%
+18°C
Weather archive — for 2022 year
Partly Cloudy
Weather archive — for 2022 year
Nighttime: +14°C
Precipitation: 0 mm
Wind: 6 — 8 m/s
Humidity: 62%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +21°C | Sun hours | 12 h |
| UV index | 4 | Cloud cover (avg.) | 45% |
| 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.) | +18°C | Wind chill (avg.) | +17°C |
| Wind gusts (max.) | 11 m/s | Wind direction (avg.) | 65° ↗ (ENE) |
Sunrise
06:10
Duration
15 h 33 min
Sunset
21:43
Moonrise
05:33
Moonset
22:23
Moon phase
New Moon
Illumination
0%
+17°C
Weather archive — for 2021 year
Patchy rain nearby
Weather archive — for 2021 year
Nighttime: +15°C
Precipitation: 0.2 mm
Wind: 8 — 10 m/s
Humidity: 79%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +19°C | Sun hours | 12 h |
| UV index | 5 | Cloud cover (avg.) | 49% |
| Pressure (avg.) | 758 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +16°C | Dew point (avg.) | +13°C |
| Heat index (avg.) | +17°C | Wind chill (avg.) | +16°C |
| Wind gusts (max.) | 16 m/s | Wind direction (avg.) | 228° ↙ (SW) |
Sunrise
06:11
Duration
15 h 32 min
Sunset
21:43
Moonrise
Does not rise today
Moonset
11:16
Moon phase
Waning Gibbous
Illumination
69%
+17°C
Weather archive — for 2020 year
Partly Cloudy
Weather archive — for 2020 year
Nighttime: +16°C
Precipitation: 0.1 mm
Wind: 8 — 9 m/s
Humidity: 73%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +19°C | Sun hours | 13 h |
| UV index | 5 | Cloud cover (avg.) | 63% |
| Pressure (avg.) | 759 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +18°C | Dew point (avg.) | +13°C |
| Heat index (avg.) | +18°C | Wind chill (avg.) | +18°C |
| Wind gusts (max.) | 13 m/s | Wind direction (avg.) | 260° ↙ (WSW) |
Sunrise
06:11
Duration
15 h 32 min
Sunset
21:43
Moonrise
15:18
Moonset
00:56
Moon phase
First Quarter
Illumination
53%
Weather in Grande-Synthe on 28 July in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+20°C
|
+16°C
|
+18°C | 12 h | 5 | 68% | 5 — 6 m/s |
| 2024 |
+20°C
|
+16°C
|
+18°C | 15 h | 5 | 72% | 3 — 4 m/s |
| 2023 |
+22°C
|
+17°C
|
+19°C | 11 h | 4 | 81% | 7 — 7 m/s |
| 2022 |
+21°C
|
+14°C
|
+18°C | 12 h | 4 | 62% | 6 — 8 m/s |
| 2021 |
+19°C
|
+15°C
|
+17°C | 12 h | 5 | 79% | 8 — 10 m/s |
| 2020 |
+19°C
|
+16°C
|
+17°C | 13 h | 5 | 73% | 8 — 9 m/s |