Weather in Calais on 31 July 2026
Preliminary outlook for 31 July 2026
A preliminary estimate based on the 2020–2025 archive: daytime around +21°C and nighttime around +17°C, average precipitation 0.7 mm, wind around 7 m/s, humidity around 83%.
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
Patchy rain nearby
Weather archive — latest year: 2025
Nighttime: +17°C
Precipitation: 0.4 mm
Wind: 5 — 7 m/s
Humidity: 84%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +19°C | Sun hours | 10 h |
| UV index | 5 | Cloud cover (avg.) | 48% |
| Pressure (avg.) | 763 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +18°C | Dew point (avg.) | +16°C |
| Heat index (avg.) | +18°C | Wind chill (avg.) | +18°C |
| Wind gusts (max.) | 10 m/s | Wind direction (avg.) | 259° ↙ (WSW) |
Sunrise
06:17
Duration
15 h 23 min
Sunset
21:40
Moonrise
14:28
Moonset
23:53
Moon phase
Waxing Crescent
Illumination
36%
+19°C
Weather archive — for 2024 year
Partly Cloudy
Weather archive — for 2024 year
Nighttime: +18°C
Sea temperature: +17°C
Precipitation: 1.1 mm
Wind: 5 — 6 m/s
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +21°C | Sun hours | 12 h |
| UV index | 5 | Cloud cover (avg.) | 42% |
| 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.) | +17°C |
| Heat index (avg.) | +19°C | Wind chill (avg.) | +19°C |
| Wind gusts (max.) | 9 m/s | Wind direction (avg.) | 62° ↗ (ENE) |
Sunrise
06:18
Duration
15 h 21 min
Sunset
21:39
Moonrise
01:18
Moonset
19:15
Moon phase
Waning Crescent
Illumination
26%
+17°C
Weather archive — for 2023 year
Patchy rain nearby
Weather archive — for 2023 year
Nighttime: +17°C
Precipitation: 2.7 mm
Wind: 10 — 11 m/s
Humidity: 91%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +19°C | Sun hours | 7 h |
| UV index | 5 | Cloud cover (avg.) | 80% |
| Pressure (avg.) | 757 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +17°C | Dew point (avg.) | +16°C |
| Heat index (avg.) | +17°C | Wind chill (avg.) | +17°C |
| Wind gusts (max.) | 18 m/s | Wind direction (avg.) | 237° ↙ (WSW) |
Sunrise
06:16
Duration
15 h 25 min
Sunset
21:41
Moonrise
21:29
Moonset
03:29
Moon phase
Waxing Gibbous
Illumination
89%
+19°C
Weather archive — for 2022 year
Patchy rain nearby
Weather archive — for 2022 year
Nighttime: +18°C
Precipitation: 0.1 mm
Wind: 7 — 9 m/s
Humidity: 86%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +21°C | Sun hours | 9 h |
| UV index | 5 | Cloud cover (avg.) | 66% |
| Pressure (avg.) | 764 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +19°C | Dew point (avg.) | +17°C |
| Heat index (avg.) | +19°C | Wind chill (avg.) | +19°C |
| Wind gusts (max.) | 15 m/s | Wind direction (avg.) | 245° ↙ (WSW) |
Sunrise
06:17
Duration
15 h 23 min
Sunset
21:40
Moonrise
09:05
Moonset
23:18
Moon phase
Waxing Crescent
Illumination
12%
+16°C
Weather archive — for 2021 year
Partly Cloudy
Weather archive — for 2021 year
Nighttime: +14°C
Precipitation: 0 mm
Wind: 8 — 10 m/s
Humidity: 82%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +17°C | Sun hours | 13 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.) | +14°C |
| Heat index (avg.) | +16°C | Wind chill (avg.) | +16°C |
| Wind gusts (max.) | 16 m/s | Wind direction (avg.) | 250° ↙ (WSW) |
Sunrise
06:17
Duration
15 h 23 min
Sunset
21:40
Moonrise
00:39
Moonset
15:03
Moon phase
Last Quarter
Illumination
51%
+23°C
Weather archive — for 2020 year
Clear/Sunny
Weather archive — for 2020 year
Nighttime: +18°C
Precipitation: 0 mm
Wind: 5 — 6 m/s
Humidity: 67%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +30°C | Sun hours | 15 h |
| UV index | 6 | Cloud cover (avg.) | 14% |
| Pressure (avg.) | 761 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.) | +23°C | Wind chill (avg.) | +23°C |
| Wind gusts (max.) | 13 m/s | Wind direction (avg.) | 144° ↘ (SE) |
Sunrise
06:17
Duration
15 h 22 min
Sunset
21:39
Moonrise
19:21
Moonset
02:27
Moon phase
Waxing Gibbous
Illumination
72%
Weather in Calais on 31 July in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+19°C
|
+17°C
|
+18°C | 10 h | 5 | 84% | 5 — 7 m/s |
| 2024 |
+21°C
|
+18°C
|
+19°C | 12 h | 5 | 87% | 5 — 6 m/s |
| 2023 |
+19°C
|
+17°C
|
+17°C | 7 h | 5 | 91% | 10 — 11 m/s |
| 2022 |
+21°C
|
+18°C
|
+19°C | 9 h | 5 | 86% | 7 — 9 m/s |
| 2021 |
+17°C
|
+14°C
|
+16°C | 13 h | 5 | 82% | 8 — 10 m/s |
| 2020 |
+30°C
|
+18°C
|
+23°C | 15 h | 6 | 67% | 5 — 6 m/s |