Weather in Martigues on 18 August 2026
Preliminary outlook for 18 August 2026
A preliminary estimate based on the 2020–2025 archive: daytime around +29°C and nighttime around +23°C, average precipitation 0 mm, wind around 7 m/s, humidity around 58%.
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.
+27°C
Weather archive — latest year: 2025
Clear/Sunny
Weather archive — latest year: 2025
Nighttime: +25°C
Precipitation: 0 mm
Wind: 6 — 9 m/s
Humidity: 54%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +29°C | Sun hours | 14 h |
| UV index | 7 | Cloud cover (avg.) | 2% |
| Pressure (avg.) | 759 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +28°C | Dew point (avg.) | +17°C |
| Heat index (avg.) | +28°C | Wind chill (avg.) | +27°C |
| Wind gusts (max.) | 16 m/s | Wind direction (avg.) | 263° ↓ (S) |
Sunrise
06:48
Duration
13 h 50 min
Sunset
20:38
Moonrise
00:37
Moonset
17:19
Moon phase
Last Quarter
Illumination
29%
+25°C
Weather archive — for 2024 year
Clear/Sunny
Weather archive — for 2024 year
Nighttime: +23°C
Sea temperature: +22°C
Precipitation: 0 mm
Wind: 8 — 11 m/s
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +28°C | Sun hours | 14 h |
| UV index | 7 | Cloud cover (avg.) | 11% |
| Pressure (avg.) | 758 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | +22°C |
| Feels like (avg.) | +27°C | Dew point (avg.) | +16°C |
| Heat index (avg.) | +27°C | Wind chill (avg.) | +26°C |
| Wind gusts (max.) | 15 m/s | Wind direction (avg.) | 315° ↖ (NW) |
Sunrise
06:48
Duration
13 h 50 min
Sunset
20:38
Moonrise
20:18
Moonset
04:36
Moon phase
Waxing Gibbous
Illumination
93%
+26°C
Weather archive — for 2023 year
Clear/Sunny
Weather archive — for 2023 year
Nighttime: +23°C
Precipitation: 0 mm
Wind: 3 — 5 m/s
Humidity: 62%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +30°C | Sun hours | 14 h |
| UV index | 7 | Cloud cover (avg.) | 8% |
| 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.) | +18°C |
| Heat index (avg.) | +28°C | Wind chill (avg.) | +26°C |
| Wind gusts (max.) | 7 m/s | Wind direction (avg.) | 129° ↘ (SSE) |
Sunrise
06:48
Duration
13 h 51 min
Sunset
20:39
Moonrise
08:53
Moonset
21:55
Moon phase
Waxing Crescent
Illumination
9%
+24°C
Weather archive — for 2022 year
Overcast
Weather archive — for 2022 year
Nighttime: +21°C
Precipitation: 0 mm
Wind: 6 — 8 m/s
Humidity: 67%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +27°C | Sun hours | 6 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.) | +25°C | Dew point (avg.) | +19°C |
| Heat index (avg.) | +26°C | Wind chill (avg.) | +23°C |
| Wind gusts (max.) | 11 m/s | Wind direction (avg.) | 282° ← (WNW) |
Sunrise
06:48
Duration
13 h 50 min
Sunset
20:38
Moonrise
Does not rise today
Moonset
14:08
Moon phase
Last Quarter
Illumination
54%
+24°C
Weather archive — for 2021 year
Clear/Sunny
Weather archive — for 2021 year
Nighttime: +20°C
Precipitation: 0 mm
Wind: 10 — 12 m/s
Humidity: 49%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +29°C | Sun hours | 14 h |
| UV index | 6 | Cloud cover (avg.) | 1% |
| 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.) | +13°C |
| Heat index (avg.) | +25°C | Wind chill (avg.) | +24°C |
| Wind gusts (max.) | 18 m/s | Wind direction (avg.) | 334° ↖ (NNW) |
Sunrise
06:48
Duration
13 h 50 min
Sunset
20:38
Moonrise
17:41
Moonset
01:31
Moon phase
Waxing Gibbous
Illumination
69%
+26°C
Weather archive — for 2020 year
Clear/Sunny
Weather archive — for 2020 year
Nighttime: +24°C
Precipitation: 0 mm
Wind: 6 — 8 m/s
Humidity: 58%
| Metric | Value | Metric | Value |
|---|---|---|---|
| Day temperature (max.) | +29°C | Sun hours | 14 h |
| UV index | 7 | Cloud cover (avg.) | 25% |
| Pressure (avg.) | 759 mmHg | Snow (total for the day) | 0 cm |
| Visibility (avg.) | 10 km | Sea temperature | — |
| Feels like (avg.) | +27°C | Dew point (avg.) | +17°C |
| Heat index (avg.) | +27°C | Wind chill (avg.) | +26°C |
| Wind gusts (max.) | 11 m/s | Wind direction (avg.) | 294° ← (WNW) |
Sunrise
06:48
Duration
13 h 50 min
Sunset
20:38
Moonrise
05:36
Moonset
20:41
Moon phase
New Moon
Illumination
0%
Weather in Martigues on 18 August in previous years
| Year | Day | Nighttime | Average | Sun | UV | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| 2025 |
+29°C
|
+25°C
|
+27°C | 14 h | 7 | 54% | 6 — 9 m/s |
| 2024 |
+28°C
|
+23°C
|
+25°C | 14 h | 7 | 55% | 8 — 11 m/s |
| 2023 |
+30°C
|
+23°C
|
+26°C | 14 h | 7 | 62% | 3 — 5 m/s |
| 2022 |
+27°C
|
+21°C
|
+24°C | 6 h | 5 | 67% | 6 — 8 m/s |
| 2021 |
+29°C
|
+20°C
|
+24°C | 14 h | 6 | 49% | 10 — 12 m/s |
| 2020 |
+29°C
|
+24°C
|
+26°C | 14 h | 7 | 58% | 6 — 8 m/s |