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Hourly Forecast
Daylight Hours
06:43
Sunrise
19:01
Sunset
Moon
Waxing Crescent
10:26
Moonrise
20:06
Moonset
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Weather in New Brunswick tomorrow, September 15, 2026
Conditions in New Brunswick 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. Expect a grey start, with morning cloud around 100% by 09:00. Outdoor plans early on should not rely on bright skies.
The day peaks near 30°C and cools toward 12°C. Relative humidity sits between 35% and 91%, reaching its peak around 07:00. A lighter breeze peaks around 18:00 near 3.2 km/h.
Expect a more open afternoon, with limited cloud around 0% by 12:00. Residual damp risk should be lower than earlier. Visibility stays generally good near 16.1 km on average, though it can drop toward 15.6 km in thicker cloud or showers. Expect sunrise at 06:44, sunset at 18:59, and 12 hours 15 minutes of sunlight today overall.
Overall, New Brunswick on September 15, 2026 favours outdoor plans under mostly open skies, with a comfortable high near 30°C.
Frequently asked questions about weather in New Brunswick
How warm does it get in New Brunswick?
The warmest month in New Brunswick is July, with average high temperatures of 31°C. The average temperature during this period is around 26°C.
How cold does it get in New Brunswick?
The coldest month in New Brunswick is January, with average low temperatures of -2°C. The average temperature during this period is around 1°C.
What is the wettest time of year in New Brunswick?
The wettest month in New Brunswick is July, with an average of 132mm of precipitation.
What is the driest time of year in New Brunswick?
The driest month in New Brunswick is November, with an average of 75mm of precipitation.
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