Baton Rouge Climate by Month
Baton Rouge, Louisiana, United States
Hot summers and mild winters, with rain spread through the year.
The climate in Baton Rouge is one of hot summers and mild winters, with rain spread through the year. August is the warmest month, with highs around 93°F (34°C); January is the coolest at 62°F (17°C), and nights dip to 42°F (5°C). It gets 66 in (1664 mm) of rain a year, spread across the months.
- Warmest month
- 93°F(34°C)
- Average high, August
- Coldest nights
- 42°F(5°C)
- Average low, January
- Rain per year
- 66 in(1664 mm)
- No clear rainy season
- Humidity
- 70%
- Sunniest: May
Best and worst months in Baton Rouge
Best for weatherMarch and November are the best time for weather in Baton Rouge: highs near 73°F (23°C) and about 4.4 in (111 mm) of rain a month.
Least pleasantJuly and August are the least pleasant; July is the hottest, with highs of 93°F (34°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in March.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Baton Rouge weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 62°F(17°C) | 42°F(5°C) | 6.1 in(154 mm) | 76% | 2.6 |
| FebFebruary | 66°F(19°C) | 46°F(8°C) | 5.9 in(150 mm) | 72% | 3.2 |
| MarMarchBest | 73°F(23°C) | 51°F(11°C) | 4.4 in(113 mm) | 68% | 4.3 |
| AprApril | 80°F(27°C) | 58°F(14°C) | 4.8 in(122 mm) | 67% | 5.3 |
| MayMay | 87°F(31°C) | 66°F(19°C) | 4.7 in(119 mm) | 68% | 6.1 |
| JunJune | 92°F(33°C) | 72°F(22°C) | 6.2 in(158 mm) | 71% | 5.9 |
| JulJuly | 93°F(34°C) | 74°F(23°C) | 7.0 in(177 mm) | 72% | 5.9 |
| AugAugust | 93°F(34°C) | 73°F(23°C) | 6.6 in(168 mm) | 69% | 5.7 |
| SepSeptember | 90°F(32°C) | 69°F(21°C) | 5.6 in(143 mm) | 70% | 5.0 |
| OctOctober | 82°F(28°C) | 59°F(15°C) | 4.4 in(113 mm) | 67% | 4.0 |
| NovNovemberBest | 72°F(22°C) | 49°F(9°C) | 4.3 in(109 mm) | 73% | 3.1 |
| DecDecember | 64°F(18°C) | 44°F(7°C) | 5.4 in(138 mm) | 70% | 2.4 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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