Weather in Civitavecchia on 17 August 2026
Preliminary outlook for 17 August 2026
A preliminary estimate based on the 2020–2025 archive: daytime around +28°C and nighttime around +24°C, average precipitation 0 mm, wind around 4 m/s, humidity around 72%.
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.
+25°C
Weather archive — latest year: 2025
Partly Cloudy
Weather archive — latest year: 2025
Nighttime: +21°C
Precipitation: 0.1 mm
Wind: 3 — 6 m/s
Humidity: 70%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +28°C | Sun hours | 11 h |
| UV index | 7 | Cloud cover (avg.) | 37% |
| 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.) | +19°C |
| Heat index (avg.) | +28°C | Wind chill (avg.) | +26°C |
| Wind gusts (max.) | 11 m/s | Wind direction (avg.) | 138° ↓ (SSW) |
Sunrise
06:22
Duration
13 h 48 min
Sunset
20:10
Moonrise
Does not rise today
Moonset
15:31
Moon phase
Last Quarter
Illumination
37%
+27°C
Weather archive — for 2024 year
Partly Cloudy
Weather archive — for 2024 year
Nighttime: +25°C
Sea temperature: +25°C
Precipitation: 0.1 mm
Wind: 3 — 4 m/s
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +28°C | Sun hours | 13 h |
| UV index | 7 | Cloud cover (avg.) | 31% |
| Pressure (avg.) | 760 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | +25°C |
| Feels like (avg.) | +29°C | Dew point (avg.) | +21°C |
| Heat index (avg.) | +29°C | Wind chill (avg.) | +27°C |
| Wind gusts (max.) | 5 m/s | Wind direction (avg.) | 269° ← (W) |
Sunrise
06:23
Duration
13 h 47 min
Sunset
20:10
Moonrise
19:12
Moonset
03:03
Moon phase
Waxing Gibbous
Illumination
86%
+25°C
Weather archive — for 2023 year
Clear/Sunny
Weather archive — for 2023 year
Nighttime: +23°C
Precipitation: 0 mm
Wind: 3 — 6 m/s
Humidity: 66%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +28°C | Sun hours | 14 h |
| UV index | 7 | Cloud cover (avg.) | 3% |
| 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.) | +19°C |
| Heat index (avg.) | +27°C | Wind chill (avg.) | +25°C |
| Wind gusts (max.) | 8 m/s | Wind direction (avg.) | 270° ← (W) |
Sunrise
06:22
Duration
13 h 49 min
Sunset
20:11
Moonrise
07:23
Moonset
21:08
Moon phase
Waxing Crescent
Illumination
1%
+27°C
Weather archive — for 2022 year
Partly Cloudy
Weather archive — for 2022 year
Nighttime: +24°C
Precipitation: 0 mm
Wind: 4 — 6 m/s
Humidity: 81%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +31°C | Sun hours | 14 h |
| UV index | 6 | Cloud cover (avg.) | 26% |
| Pressure (avg.) | 759 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +30°C | Dew point (avg.) | +24°C |
| Heat index (avg.) | +30°C | Wind chill (avg.) | +26°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 120° ↓ (S) |
Sunrise
06:22
Duration
13 h 49 min
Sunset
20:11
Moonrise
23:08
Moonset
12:25
Moon phase
Waning Gibbous
Illumination
61%
+25°C
Weather archive — for 2021 year
Partly Cloudy
Weather archive — for 2021 year
Nighttime: +24°C
Precipitation: 0 mm
Wind: 5 — 7 m/s
Humidity: 73%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +27°C | Sun hours | 14 h |
| UV index | 7 | Cloud cover (avg.) | 20% |
| Pressure (avg.) | 758 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.) | +26°C |
| Wind gusts (max.) | 9 m/s | Wind direction (avg.) | 215° ↙ (SW) |
Sunrise
06:22
Duration
13 h 48 min
Sunset
20:10
Moonrise
15:55
Moonset
00:24
Moon phase
First Quarter
Illumination
61%
+25°C
Weather archive — for 2020 year
Partly Cloudy
Weather archive — for 2020 year
Nighttime: +24°C
Precipitation: 0 mm
Wind: 3 — 4 m/s
Humidity: 73%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +27°C | Sun hours | 14 h |
| UV index | 7 | Cloud cover (avg.) | 29% |
| Pressure (avg.) | 758 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.) | 6 m/s | Wind direction (avg.) | 147° ↓ (S) |
Sunrise
06:23
Duration
13 h 47 min
Sunset
20:10
Moonrise
04:08
Moonset
19:32
Moon phase
Waning Crescent
Illumination
1%
Weather in Civitavecchia on 17 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+28°C
|
+21°C
|
+25°C | 11 h | 7 | 70% | 3 — 6 m/s |
| 2024 |
+28°C
|
+25°C
|
+27°C | 13 h | 7 | 67% | 3 — 4 m/s |
| 2023 |
+28°C
|
+23°C
|
+25°C | 14 h | 7 | 66% | 3 — 6 m/s |
| 2022 |
+31°C
|
+24°C
|
+27°C | 14 h | 6 | 81% | 4 — 6 m/s |
| 2021 |
+27°C
|
+24°C
|
+25°C | 14 h | 7 | 73% | 5 — 7 m/s |
| 2020 |
+27°C
|
+24°C
|
+25°C | 14 h | 7 | 73% | 3 — 4 m/s |