See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
20°
Clear
Feels Like: 22°
Min: 11°
Max: 20°
The next few hours will be clear, with today reaching 20°C and dropping to 14°C. The coming days will be mostly cloudy throughout the day.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:43
Sunrise
18:58
Sunset
Moon
Waxing Crescent
11:33
Moonrise
20:30
Moonset
Daily Forecast
Today
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
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UV Index
Humidity
Weather in Mahwah today, September 15, 2026
Conditions in Mahwah on September 15, 2026 favour clear skies, so the day opens with a fine, sunny outlook. Any interruptions to the blue should be brief rather than lasting.
The day peaks near 20°C and cools toward 11°C. Relative humidity sits between 56% and 88%, reaching its peak around 21:00. Winds stay light, near 1.7 km/h by 20:00, so the day feels still more than breezy.
Expect a more open afternoon, with limited cloud around 7% by 22:00. Residual damp risk should be lower than earlier. Horizontal visibility holds close to 16.1 km. Sunrise is at 06:43 and sunset at 18:58, giving 12 hours 15 minutes of sunlight today.
In short, September 15, 2026 looks like a fine day in Mahwah for being outside, peaking around 20°C.
Frequently asked questions about weather in Mahwah
How warm does it get in Mahwah?
The warmest month in Mahwah is July, with average high temperatures of 30°C. The average temperature during this period is around 25°C.
How cold does it get in Mahwah?
The coldest month in Mahwah is January, with average low temperatures of -3°C. The average temperature during this period is around 0°C.
What is the wettest time of year in Mahwah?
The wettest month in Mahwah is July, with an average of 134mm of precipitation.
What is the driest time of year in Mahwah?
The driest month in Mahwah is November, with an average of 83mm of precipitation.
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