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Hourly Forecast
Daylight Hours
06:31
Sunrise
18:50
Sunset
Moon
Waxing Crescent
10:18
Moonrise
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Weather in Marlborough tomorrow, September 15, 2026
Expect a mostly clear day in Marlborough on September 15, 2026, with sunshine dominating from morning through evening. Cloud should stay limited, so the overall feel remains bright and settled. The morning looks comparatively open, with cloud near 21% around 11:00. Early outdoor plans have a better chance of staying dry and bright.
Expect highs of 18°C and cooler readings close to 9°C. Moisture in the air spans 63%-89%, with the highest values around 19:00. Expect gentle winds, highest near 19:00 at 12.4 km/h.
Afternoon skies stay clogged, peaking close to 100% near 12:00. The grey theme continues rather than clearing out. Visibility holds near 15.9 km, though it can fall to 12.8 km. The sun rises at 06:32 and sets at 18:48, for a total of 12 hours 16 minutes of sunlight today.
Taken together, settled sunshine in Marlborough on September 15, 2026 makes outdoor timing easier, with highs near 18°C.
Frequently asked questions about weather in Marlborough
How warm does it get in Marlborough?
The warmest month in Marlborough is July, with average high temperatures of 29°C. The average temperature during this period is around 24°C.
How cold does it get in Marlborough?
The coldest month in Marlborough is January, with average low temperatures of -4°C. The average temperature during this period is around -1°C.
What is the wettest time of year in Marlborough?
The wettest month in Marlborough is December, with an average of 117mm of precipitation.
What is the driest time of year in Marlborough?
The driest month in Marlborough is November, with an average of 78mm of precipitation.
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