Weather in Castelldefels on 9 December 2026
Preliminary outlook for 9 December 2026
A preliminary estimate based on the 2020–2025 archive: daytime around +14°C and nighttime around +11°C, average precipitation 0.1 mm, wind around 4 m/s, humidity around 61%.
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.
+14°C
Weather archive — latest year: 2025
Clear/Sunny
Weather archive — latest year: 2025
Nighttime: +13°C
Precipitation: 0 mm
Wind: 3 — 4 m/s
Humidity: 66%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +16°C | Sun hours | 9 h |
| UV index | 4 | Cloud cover (avg.) | 1% |
| Pressure (avg.) | 766 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +14°C | Dew point (avg.) | +8°C |
| Heat index (avg.) | +15°C | Wind chill (avg.) | +14°C |
| Wind gusts (max.) | 6 m/s | Wind direction (avg.) | 261° ↙ (WSW) |
Sunrise
08:06
Duration
9 h 16 min
Sunset
17:22
Moonrise
22:23
Moonset
12:03
Moon phase
Waning Gibbous
Illumination
67%
+11°C
Weather archive — for 2024 year
Cloudy
Weather archive — for 2024 year
Nighttime: +9°C
Sea temperature: +16°C
Precipitation: 0 mm
Wind: 4 — 6 m/s
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +12°C | Sun hours | 5 h |
| UV index | 4 | Cloud cover (avg.) | 37% |
| Pressure (avg.) | 758 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | +16°C |
| Feels like (avg.) | +9°C | Dew point (avg.) | +1°C |
| Heat index (avg.) | +11°C | Wind chill (avg.) | +9°C |
| Wind gusts (max.) | 12 m/s | Wind direction (avg.) | 181° ↖ (NNW) |
Sunrise
08:06
Duration
9 h 16 min
Sunset
17:22
Moonrise
13:30
Moonset
00:35
Moon phase
First Quarter
Illumination
56%
+13°C
Weather archive — for 2023 year
Clear/Sunny
Weather archive — for 2023 year
Nighttime: +11°C
Precipitation: 0 mm
Wind: 3 — 4 m/s
Humidity: 64%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +15°C | Sun hours | 9 h |
| UV index | 4 | Cloud cover (avg.) | 38% |
| Pressure (avg.) | 765 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +12°C | Dew point (avg.) | +6°C |
| Heat index (avg.) | +13°C | Wind chill (avg.) | +12°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 233° ← (WNW) |
Sunrise
08:05
Duration
9 h 17 min
Sunset
17:22
Moonrise
04:37
Moonset
15:06
Moon phase
Waning Crescent
Illumination
14%
+15°C
Weather archive — for 2022 year
Partly Cloudy
Weather archive — for 2022 year
Nighttime: +14°C
Precipitation: 0.7 mm
Wind: 4 — 5 m/s
Humidity: 78%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +17°C | Sun hours | 9 h |
| UV index | 3 | Cloud cover (avg.) | 49% |
| Pressure (avg.) | 752 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 8 km | Sea temperature | — |
| Feels like (avg.) | +15°C | Dew point (avg.) | +11°C |
| Heat index (avg.) | +15°C | Wind chill (avg.) | +15°C |
| Wind gusts (max.) | 9 m/s | Wind direction (avg.) | 253° ↙ (WSW) |
Sunrise
08:06
Duration
9 h 16 min
Sunset
17:22
Moonrise
18:25
Moonset
09:41
Moon phase
Full Moon
Illumination
100%
+9°C
Weather archive — for 2021 year
Clear/Sunny
Weather archive — for 2021 year
Nighttime: +7°C
Precipitation: 0 mm
Wind: 5 — 6 m/s
Humidity: 59%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +12°C | Sun hours | 9 h |
| UV index | 3 | Cloud cover (avg.) | 13% |
| Pressure (avg.) | 759 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +7°C | Dew point (avg.) | +2°C |
| Heat index (avg.) | +10°C | Wind chill (avg.) | +7°C |
| Wind gusts (max.) | 11 m/s | Wind direction (avg.) | 306° ← (WNW) |
Sunrise
08:06
Duration
9 h 16 min
Sunset
17:22
Moonrise
12:42
Moonset
22:59
Moon phase
Waxing Crescent
Illumination
31%
+11°C
Weather archive — for 2020 year
Clear/Sunny
Weather archive — for 2020 year
Nighttime: +9°C
Precipitation: 0 mm
Wind: 5 — 6 m/s
Humidity: 45%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +13°C | Sun hours | 9 h |
| UV index | 4 | Cloud cover (avg.) | 25% |
| Pressure (avg.) | 758 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +8°C | Dew point (avg.) | −1°C |
| Heat index (avg.) | +11°C | Wind chill (avg.) | +8°C |
| Wind gusts (max.) | 11 m/s | Wind direction (avg.) | 320° ↑ (N) |
Sunrise
08:06
Duration
9 h 16 min
Sunset
17:22
Moonrise
01:18
Moonset
14:11
Moon phase
Last Quarter
Illumination
31%
Weather in Castelldefels on 9 December in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+16°C
|
+13°C
|
+14°C | 9 h | 4 | 66% | 3 — 4 m/s |
| 2024 |
+12°C
|
+9°C
|
+11°C | 5 h | 4 | 53% | 4 — 6 m/s |
| 2023 |
+15°C
|
+11°C
|
+13°C | 9 h | 4 | 64% | 3 — 4 m/s |
| 2022 |
+17°C
|
+14°C
|
+15°C | 9 h | 3 | 78% | 4 — 5 m/s |
| 2021 |
+12°C
|
+7°C
|
+9°C | 9 h | 3 | 59% | 5 — 6 m/s |
| 2020 |
+13°C
|
+9°C
|
+11°C | 9 h | 4 | 45% | 5 — 6 m/s |