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Hourly Forecast
Daylight Hours
07:45
Sunrise
19:47
Sunset
Moon
Waxing Gibbous
17:38
Moonrise
01:06
Moonset
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View stargazing scoreWeather in Le Portel tomorrow, September 21, 2026
Conditions in Le Portel on September 21, 2026 favour clear skies, so the day opens with a fine, sunny outlook. Any interruptions to the blue should be brief rather than lasting. Expect a grey start, with morning cloud around 100% by 01:00. Outdoor plans early on should not rely on bright skies.
Expect highs of 19°C and cooler readings close to 12°C. Expect humidity between 60% and 92%, most humid near 06:00. Airflow remains manageable, reaching about 2.0 km/h around 17:00.
Expect a more open afternoon, with limited cloud around 50% by 13:00. Residual damp risk should be lower than earlier. Visibility stays generally good near 21.6 km on average, though it can drop toward 5.8 km in thicker cloud or showers. Sunrise is at 07:46 and sunset at 19:44, giving 11 hours 58 minutes of sunlight today.
Overall, Le Portel on September 21, 2026 favours outdoor plans under mostly open skies, with a comfortable high near 19°C.
Frequently asked questions about weather in Le Portel
How warm does it get in Le Portel?
The warmest month in Le Portel is August, with average high temperatures of 20°C. The average temperature during this period is around 18°C.
How cold does it get in Le Portel?
The coldest month in Le Portel is January, with average low temperatures of 4°C. The average temperature during this period is around 6°C.
What is the wettest time of year in Le Portel?
The wettest month in Le Portel is November, with an average of 127mm of precipitation.
What is the driest time of year in Le Portel?
The driest month in Le Portel is April, with an average of 49mm of precipitation.
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