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Hourly Forecast
Daylight Hours
05:46
Sunrise
17:38
Sunset
Moon
Waxing Crescent
09:01
Moonrise
22:44
Moonset
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Weather in Grafton tomorrow, September 17, 2026
Grafton sees a largely clear day on September 17, 2026, interrupted by cloudier skies around 10:00. Plan for bright conditions either side of that cloudier interval. Expect a brighter morning, with limited cloud around 40% by 10:00. Conditions start on a settled note.
Expect highs of 21°C and cooler readings close to 10°C. Relative humidity sits between 42% and 71%, reaching its peak around 04:00. Expect gentle winds, highest near 10:00 at 6.4 km/h.
Through the afternoon skies look more workable, with cloud near 35% around 12:00. Later outdoor plans have a clearer window than the morning may have suggested. Horizontal visibility holds close to 16.1 km. Expect sunrise at 05:45, sunset at 17:38, and 11 hours 53 minutes of sunlight today overall.
In short, September 17, 2026 looks like a fine day in Grafton for being outside, peaking around 21°C.
Frequently asked questions about weather in Grafton
How warm does it get in Grafton?
The warmest month in Grafton is January, with average high temperatures of 29°C. The average temperature during this period is around 24°C.
How cold does it get in Grafton?
The coldest month in Grafton is July, with average low temperatures of 8°C. The average temperature during this period is around 13°C.
What is the wettest time of year in Grafton?
The wettest month in Grafton is March, with an average of 187mm of precipitation.
What is the driest time of year in Grafton?
The driest month in Grafton is July, with an average of 34mm of precipitation.
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