Weather in Mataro on 21 August 2026
Preliminary outlook for 21 August 2026
A preliminary estimate based on the 2020–2025 archive: daytime around +29°C and nighttime around +23°C, average precipitation 0.3 mm, wind around 3 m/s, humidity around 70%.
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.
+23°C
Weather archive — latest year: 2025
Patchy rain nearby
Weather archive — latest year: 2025
Nighttime: +21°C
Precipitation: 0.5 mm
Wind: 3 — 4 m/s
Humidity: 69%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +25°C | Sun hours | 7 h |
| UV index | 5 | Cloud cover (avg.) | 80% |
| Pressure (avg.) | 758 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +23°C | Dew point (avg.) | +16°C |
| Heat index (avg.) | +24°C | Wind chill (avg.) | +23°C |
| Wind gusts (max.) | 9 m/s | Wind direction (avg.) | 98° → (E) |
Sunrise
07:05
Duration
13 h 36 min
Sunset
20:41
Moonrise
04:23
Moonset
19:55
Moon phase
Waning Crescent
Illumination
8%
+25°C
Weather archive — for 2024 year
Clear/Sunny
Weather archive — for 2024 year
Nighttime: +22°C
Sea temperature: +28°C
Precipitation: 0 mm
Wind: 3 — 4 m/s
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +27°C | Sun hours | 12 h |
| UV index | 6 | Cloud cover (avg.) | 4% |
| Pressure (avg.) | 762 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | +28°C |
| Feels like (avg.) | +27°C | Dew point (avg.) | +19°C |
| Heat index (avg.) | +27°C | Wind chill (avg.) | +25°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 170° ↘ (SSE) |
Sunrise
07:05
Duration
13 h 35 min
Sunset
20:40
Moonrise
21:40
Moonset
08:35
Moon phase
Waxing Gibbous
Illumination
85%
+29°C
Weather archive — for 2023 year
Clear/Sunny
Weather archive — for 2023 year
Nighttime: +26°C
Precipitation: 0 mm
Wind: 2 — 4 m/s
Humidity: 63%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +32°C | Sun hours | 13 h |
| UV index | 7 | Cloud cover (avg.) | 4% |
| Pressure (avg.) | 764 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +32°C | Dew point (avg.) | +20°C |
| Heat index (avg.) | +32°C | Wind chill (avg.) | +29°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 131° ↘ (SE) |
Sunrise
07:04
Duration
13 h 37 min
Sunset
20:41
Moonrise
12:06
Moonset
23:01
Moon phase
Waxing Crescent
Illumination
30%
+26°C
Weather archive — for 2022 year
Partly Cloudy
Weather archive — for 2022 year
Nighttime: +23°C
Precipitation: 1.1 mm
Wind: 2 — 3 m/s
Humidity: 63%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +30°C | Sun hours | 11 h |
| UV index | 7 | Cloud cover (avg.) | 33% |
| Pressure (avg.) | 761 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +28°C | Dew point (avg.) | +19°C |
| Heat index (avg.) | +28°C | Wind chill (avg.) | +26°C |
| Wind gusts (max.) | 6 m/s | Wind direction (avg.) | 214° ↓ (S) |
Sunrise
07:05
Duration
13 h 36 min
Sunset
20:41
Moonrise
01:30
Moonset
17:30
Moon phase
Last Quarter
Illumination
32%
+25°C
Weather archive — for 2021 year
Clear/Sunny
Weather archive — for 2021 year
Nighttime: +23°C
Precipitation: 0 mm
Wind: 3 — 4 m/s
Humidity: 75%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +29°C | Sun hours | 13 h |
| UV index | 7 | Cloud cover (avg.) | 3% |
| Pressure (avg.) | 762 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +27°C | Dew point (avg.) | +20°C |
| Heat index (avg.) | +27°C | Wind chill (avg.) | +25°C |
| Wind gusts (max.) | 9 m/s | Wind direction (avg.) | 225° ↓ (SSW) |
Sunrise
07:05
Duration
13 h 36 min
Sunset
20:41
Moonrise
20:29
Moonset
05:07
Moon phase
Waxing Gibbous
Illumination
91%
+26°C
Weather archive — for 2020 year
Clear/Sunny
Weather archive — for 2020 year
Nighttime: +24°C
Precipitation: 0 mm
Wind: 3 — 3 m/s
Humidity: 77%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +30°C | Sun hours | 13 h |
| UV index | 7 | Cloud cover (avg.) | 4% |
| Pressure (avg.) | 760 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +29°C | Dew point (avg.) | +21°C |
| Heat index (avg.) | +29°C | Wind chill (avg.) | +26°C |
| Wind gusts (max.) | 6 m/s | Wind direction (avg.) | 84° → (ESE) |
Sunrise
07:05
Duration
13 h 35 min
Sunset
20:40
Moonrise
09:17
Moonset
22:17
Moon phase
Waxing Crescent
Illumination
13%
Weather in Mataro on 21 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+25°C
|
+21°C
|
+23°C | 7 h | 5 | 69% | 3 — 4 m/s |
| 2024 |
+27°C
|
+22°C
|
+25°C | 12 h | 6 | 71% | 3 — 4 m/s |
| 2023 |
+32°C
|
+26°C
|
+29°C | 13 h | 7 | 63% | 2 — 4 m/s |
| 2022 |
+30°C
|
+23°C
|
+26°C | 11 h | 7 | 63% | 2 — 3 m/s |
| 2021 |
+29°C
|
+23°C
|
+25°C | 13 h | 7 | 75% | 3 — 4 m/s |
| 2020 |
+30°C
|
+24°C
|
+26°C | 13 h | 7 | 77% | 3 — 3 m/s |