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Hourly Forecast
Daylight Hours
06:42
Sunrise
18:51
Sunset
Moon
Waxing Crescent
07:52
Moonrise
19:54
Moonset
Daily Forecast
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Air Quality Data Available
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UV Index
Humidity
Weather in Grangwav today, September 12, 2026
Grangwav starts September 12, 2026 under largely sunny skies, with bright spells setting the tone from the outset. Outdoor plans should enjoy long stretches of open sky as the day unfolds. Expect a grey start, with morning cloud around 79% by 02:00. Outdoor plans early on should not rely on bright skies.
Expect highs of 31°C and cooler readings close to 28°C. The air stays humid, with relative humidity between 63% and 83% and the peak around 05:00. Winds stay light, near 3.3 km/h by 17:00, so the day feels still more than breezy.
Expect a more open afternoon, with limited cloud around 36% by 12:00. Residual damp risk should be lower than earlier. Visibility stays near 16.1 km. Daylight runs from 06:42 to 18:51, lasting 12 hours 9 minutes of sunlight today.
Overall, Grangwav on September 12, 2026 favours outdoor plans under mostly open skies, with a comfortable high near 31°C.
Frequently asked questions about weather in Grangwav
How warm does it get in Grangwav?
The warmest month in Grangwav is August, with average high temperatures of 31°C. The average temperature during this period is around 28°C.
How cold does it get in Grangwav?
The coldest month in Grangwav is January, with average low temperatures of 23°C. The average temperature during this period is around 25°C.
What is the wettest time of year in Grangwav?
The wettest month in Grangwav is October, with an average of 142mm of precipitation.
What is the driest time of year in Grangwav?
The driest month in Grangwav is January, with an average of 21mm of precipitation.
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