See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
29°
Clear
Feels Like: 30°
Min: 22°
Max: 35°
The next few hours will be humid and clear, with tomorrow reaching 33°C and dropping to 21°C. The coming days will be drizzle
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:45
Sunrise
18:58
Sunset
Moon
Waxing Crescent
10:09
Moonrise
20:22
Moonset
Daily Forecast
Monday
Today
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Air Quality Data Available
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Humidity
Weather in Hattiesburg tomorrow, September 15, 2026
Conditions in Hattiesburg 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 78% by 01:00. Outdoor plans early on should not rely on bright skies.
The day peaks near 33°C and cools toward 23°C. Expect humidity between 32% and 97%, most humid near 02:00. Winds stay light, near 1.8 km/h by 18:00, so the day feels still more than breezy.
Expect a more open afternoon, with limited cloud around 38% by 12:00. Residual damp risk should be lower than earlier. Visibility stays generally good near 14.5 km on average, though it can drop toward 12.2 km in thicker cloud or showers. Expect sunrise at 06:46, sunset at 18:57, and 12 hours 10 minutes of sunlight today overall.
The practical takeaway for Hattiesburg is a bright September 15, 2026, ideal for outdoor errands before temperatures ease from about 33°C.
Frequently asked questions about weather in Hattiesburg
How warm does it get in Hattiesburg?
The warmest month in Hattiesburg is August, with average high temperatures of 33°C. The average temperature during this period is around 28°C.
How cold does it get in Hattiesburg?
The coldest month in Hattiesburg is January, with average low temperatures of 5°C. The average temperature during this period is around 10°C.
What is the wettest time of year in Hattiesburg?
The wettest month in Hattiesburg is August, with an average of 149mm of precipitation.
What is the driest time of year in Hattiesburg?
The driest month in Hattiesburg is October, with an average of 70mm of precipitation.
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