Hattiesburg in September
7.1out of 10
Possible, with caveats
Hot: daytime highs around 31°C. Frequent rain: about 10 rainy days.
31°CAvg high
20°CAvg low
10Rainy days (86 mm)
12:11 hDaylight
06:46Sunrise · 18:57 Sunset
Why this score
- Hot: daytime highs around 31°C
- Frequent rain: about 10 rainy days
What to wear and pack
- Light, breathable clothing
- Shorts or a light skirt
- Rain jacket or compact umbrella
- Sunscreen, sunglasses and a hat
How reliable is the forecast?
Rain in September varies a lot between years (±4.0 rainy days), so check the forecast closer to your trip. Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 16°C | 5°C | 113 mm | 10 | – | – | 6.6 |
| February | 18°C | 7°C | 111 mm | 9 | – | – | 7.1 |
| March | 22°C | 10°C | 117 mm | 10 | – | – | 7.5 |
| April | 25°C | 13°C | 102 mm | 9 | – | – | 7.8 |
| May | 29°C | 18°C | 102 mm | 10 | – | – | 7.6 |
| June | 32°C | 22°C | 115 mm | 14 | – | – | 6.2 |
| July | 33°C | 23°C | 130 mm | 18 | – | – | 5.4 |
| August | 33°C | 22°C | 115 mm | 16 | – | – | 5.7 |
| September | 31°C | 20°C | 86 mm | 10 | – | – | 7.1 |
| October | 26°C | 14°C | 82 mm | 7 | – | – | 8.2 |
| November | 21°C | 9°C | 86 mm | 8 | – | – | 7.8 |
| December | 17°C | 6°C | 112 mm | 10 | – | – | 6.8 |
Frequently asked questions
How hot is Hattiesburg in September?
Daytime highs average 31°C and nights about 20°C.
When is the best time to visit Hattiesburg?
The best months are October, April, November, May.