Weather in Calais on 9 August 2026
Preliminary outlook for 9 August 2026
A preliminary estimate based on the 2020–2025 archive: daytime around +21°C and nighttime around +17°C, average precipitation 0.2 mm, wind around 6 m/s, humidity around 77%.
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: +17°C
Precipitation: 0 mm
Wind: 4 — 8 m/s
Humidity: 70%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +20°C | Sun hours | 15 h |
| UV index | 5 | Cloud cover (avg.) | 30% |
| Pressure (avg.) | 765 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.) | 11 m/s | Wind direction (avg.) | 240° ← (W) |
Sunrise
06:31
Duration
14 h 54 min
Sunset
21:25
Moonrise
21:47
Moonset
06:18
Moon phase
Full Moon
Illumination
100%
+19°C
Weather archive — for 2024 year
Clear/Sunny
Weather archive — for 2024 year
Nighttime: +17°C
Sea temperature: +17°C
Precipitation: 0.6 mm
Wind: 10 — 10 m/s
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +20°C | Sun hours | 11 h |
| UV index | 4 | Cloud cover (avg.) | 53% |
| Pressure (avg.) | 762 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | +17°C |
| Feels like (avg.) | +19°C | Dew point (avg.) | +16°C |
| Heat index (avg.) | +19°C | Wind chill (avg.) | +19°C |
| Wind gusts (max.) | 16 m/s | Wind direction (avg.) | 236° ↙ (WSW) |
Sunrise
06:31
Duration
14 h 53 min
Sunset
21:24
Moonrise
12:16
Moonset
23:07
Moon phase
Waxing Crescent
Illumination
28%
+17°C
Weather archive — for 2023 year
Clear/Sunny
Weather archive — for 2023 year
Nighttime: +15°C
Precipitation: 0 mm
Wind: 3 — 5 m/s
Humidity: 74%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +19°C | Sun hours | 14 h |
| UV index | 4 | Cloud cover (avg.) | 31% |
| Pressure (avg.) | 764 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +17°C | Dew point (avg.) | +12°C |
| Heat index (avg.) | +17°C | Wind chill (avg.) | +17°C |
| Wind gusts (max.) | 11 m/s | Wind direction (avg.) | 249° ↖ (NW) |
Sunrise
06:30
Duration
14 h 55 min
Sunset
21:25
Moonrise
00:08
Moonset
16:27
Moon phase
Last Quarter
Illumination
42%
+20°C
Weather archive — for 2022 year
Clear/Sunny
Weather archive — for 2022 year
Nighttime: +17°C
Precipitation: 0 mm
Wind: 6 — 8 m/s
Humidity: 76%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +23°C | Sun hours | 15 h |
| UV index | 5 | Cloud cover (avg.) | 4% |
| Pressure (avg.) | 770 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +21°C | Dew point (avg.) | +16°C |
| Heat index (avg.) | +21°C | Wind chill (avg.) | +20°C |
| Wind gusts (max.) | 12 m/s | Wind direction (avg.) | 47° ↗ (NE) |
Sunrise
06:30
Duration
14 h 55 min
Sunset
21:25
Moonrise
20:04
Moonset
02:06
Moon phase
Waxing Gibbous
Illumination
81%
+16°C
Weather archive — for 2021 year
Patchy rain nearby
Weather archive — for 2021 year
Nighttime: +16°C
Precipitation: 0.3 mm
Wind: 9 — 11 m/s
Humidity: 84%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +17°C | Sun hours | 9 h |
| UV index | 4 | Cloud cover (avg.) | 67% |
| Pressure (avg.) | 760 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 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.) | 17 m/s | Wind direction (avg.) | 227° ↙ (SW) |
Sunrise
06:31
Duration
14 h 54 min
Sunset
21:25
Moonrise
07:09
Moonset
22:23
Moon phase
Waxing Crescent
Illumination
3%
+24°C
Weather archive — for 2020 year
Cloudy
Weather archive — for 2020 year
Nighttime: +21°C
Precipitation: 0 mm
Wind: 4 — 4 m/s
Humidity: 70%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +27°C | Sun hours | 9 h |
| UV index | 6 | Cloud cover (avg.) | 47% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +25°C | Dew point (avg.) | +17°C |
| Heat index (avg.) | +26°C | Wind chill (avg.) | +24°C |
| Wind gusts (max.) | 9 m/s | Wind direction (avg.) | 185° ↙ (WSW) |
Sunrise
06:31
Duration
14 h 53 min
Sunset
21:24
Moonrise
Does not rise today
Moonset
12:58
Moon phase
Waning Gibbous
Illumination
59%
Weather in Calais on 9 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+20°C
|
+17°C
|
+18°C | 15 h | 5 | 70% | 4 — 8 m/s |
| 2024 |
+20°C
|
+17°C
|
+19°C | 11 h | 4 | 86% | 10 — 10 m/s |
| 2023 |
+19°C
|
+15°C
|
+17°C | 14 h | 4 | 74% | 3 — 5 m/s |
| 2022 |
+23°C
|
+17°C
|
+20°C | 15 h | 5 | 76% | 6 — 8 m/s |
| 2021 |
+17°C
|
+16°C
|
+16°C | 9 h | 4 | 84% | 9 — 11 m/s |
| 2020 |
+27°C
|
+21°C
|
+24°C | 9 h | 6 | 70% | 4 — 4 m/s |