Weather in Castelsardo on 31 July 2026
Preliminary outlook for 31 July 2026
A preliminary estimate based on the 2020–2025 archive: daytime around +32°C and nighttime around +22°C, average precipitation 0 mm, wind around 3 m/s, humidity around 52%.
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.
+22°C
Weather archive — latest year: 2025
Clear/Sunny
Weather archive — latest year: 2025
Nighttime: +18°C
Precipitation: 0 mm
Wind: 4 — 6 m/s
Humidity: 65%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +28°C | Sun hours | 14 h |
| UV index | 6 | Cloud cover (avg.) | 8% |
| Pressure (avg.) | 763 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +23°C | Dew point (avg.) | +15°C |
| Heat index (avg.) | +23°C | Wind chill (avg.) | +23°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 239° ← (W) |
Sunrise
06:20
Duration
14 h 22 min
Sunset
20:42
Moonrise
13:34
Moonset
23:54
Moon phase
Waxing Crescent
Illumination
36%
+28°C
Weather archive — for 2024 year
Clear/Sunny
Weather archive — for 2024 year
Nighttime: +24°C
Sea temperature: +26°C
Precipitation: 0 mm
Wind: 2 — 4 m/s
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +34°C | Sun hours | 14 h |
| UV index | 7 | Cloud cover (avg.) | 2% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | +26°C |
| Feels like (avg.) | +28°C | Dew point (avg.) | +11°C |
| Heat index (avg.) | +28°C | Wind chill (avg.) | +28°C |
| Wind gusts (max.) | 5 m/s | Wind direction (avg.) | 222° ↖ (NW) |
Sunrise
06:21
Duration
14 h 21 min
Sunset
20:42
Moonrise
01:40
Moonset
17:50
Moon phase
Waning Crescent
Illumination
26%
+25°C
Weather archive — for 2023 year
Clear/Sunny
Weather archive — for 2023 year
Nighttime: +21°C
Precipitation: 0 mm
Wind: 4 — 7 m/s
Humidity: 59%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +29°C | Sun hours | 14 h |
| UV index | 6 | Cloud cover (avg.) | 2% |
| 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.) | +16°C |
| Heat index (avg.) | +26°C | Wind chill (avg.) | +25°C |
| Wind gusts (max.) | 10 m/s | Wind direction (avg.) | 246° ← (WNW) |
Sunrise
06:20
Duration
14 h 22 min
Sunset
20:42
Moonrise
20:09
Moonset
03:56
Moon phase
Waxing Gibbous
Illumination
89%
+26°C
Weather archive — for 2022 year
Clear/Sunny
Weather archive — for 2022 year
Nighttime: +21°C
Precipitation: 0 mm
Wind: 4 — 5 m/s
Humidity: 64%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +32°C | Sun hours | 14 h |
| UV index | 7 | Cloud cover (avg.) | 2% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +27°C | Dew point (avg.) | +18°C |
| Heat index (avg.) | +28°C | Wind chill (avg.) | +26°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 245° ← (W) |
Sunrise
06:20
Duration
14 h 22 min
Sunset
20:42
Moonrise
08:56
Moonset
22:35
Moon phase
Waxing Crescent
Illumination
12%
+27°C
Weather archive — for 2021 year
Clear/Sunny
Weather archive — for 2021 year
Nighttime: +21°C
Precipitation: 0 mm
Wind: 3 — 4 m/s
Humidity: 51%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +32°C | Sun hours | 14 h |
| UV index | 7 | Cloud cover (avg.) | 10% |
| Pressure (avg.) | 758 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +28°C | Dew point (avg.) | +16°C |
| Heat index (avg.) | +28°C | Wind chill (avg.) | +27°C |
| Wind gusts (max.) | 9 m/s | Wind direction (avg.) | 236° ← (WNW) |
Sunrise
06:20
Duration
14 h 22 min
Sunset
20:42
Moonrise
00:27
Moonset
14:13
Moon phase
Last Quarter
Illumination
51%
+30°C
Weather archive — for 2020 year
Clear/Sunny
Weather archive — for 2020 year
Nighttime: +25°C
Precipitation: 0 mm
Wind: 2 — 3 m/s
Humidity: 37%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +36°C | Sun hours | 14 h |
| UV index | 7 | Cloud cover (avg.) | 1% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +30°C | Dew point (avg.) | +15°C |
| Heat index (avg.) | +30°C | Wind chill (avg.) | +30°C |
| Wind gusts (max.) | 6 m/s | Wind direction (avg.) | 172° ↖ (NW) |
Sunrise
06:20
Duration
14 h 22 min
Sunset
20:42
Moonrise
18:09
Moonset
02:38
Moon phase
Waxing Gibbous
Illumination
72%
Weather in Castelsardo on 31 July in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+28°C
|
+18°C
|
+22°C | 14 h | 6 | 65% | 4 — 6 m/s |
| 2024 |
+34°C
|
+24°C
|
+28°C | 14 h | 7 | 36% | 2 — 4 m/s |
| 2023 |
+29°C
|
+21°C
|
+25°C | 14 h | 6 | 59% | 4 — 7 m/s |
| 2022 |
+32°C
|
+21°C
|
+26°C | 14 h | 7 | 64% | 4 — 5 m/s |
| 2021 |
+32°C
|
+21°C
|
+27°C | 14 h | 7 | 51% | 3 — 4 m/s |
| 2020 |
+36°C
|
+25°C
|
+30°C | 14 h | 7 | 37% | 2 — 3 m/s |