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Lake Charles Weather by Month
Average temperatures, rainfall and humidity for Lake Charles, United States, month by month, built from OpenWeather’s historical records. Use it to see what a typical Lake Charles month looks like before you travel — then check the live Lake Charles forecast for the days ahead.
Warmest month
August
33°C average high
Coolest month
January
7°C average low
Wettest month
September
74 mm of rain
Driest month
February
32 mm of rain
Average temperature and rainfall in Lake Charles by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 17°C | 7°C | -11°C / 27°C | 56 mm | 75% | 14 km/h |
| February | 20°C | 10°C | -11°C / 29°C | 32 mm | 77% | 14 km/h |
| March | 24°C | 13°C | -1°C / 31°C | 39 mm | 75% | 14 km/h |
| April | 26°C | 16°C | 3°C / 32°C | 61 mm | 76% | 15 km/h |
| May | 29°C | 20°C | 6°C / 35°C | 68 mm | 78% | 13 km/h |
| June | 32°C | 24°C | 17°C / 39°C | 71 mm | 79% | 11 km/h |
| July | 33°C | 24°C | 18°C / 38°C | 57 mm | 79% | 9 km/h |
| August | 33°C | 24°C | 19°C / 42°C | 62 mm | 76% | 10 km/h |
| September | 32°C | 22°C | 11°C / 39°C | 74 mm | 77% | 9 km/h |
| October | 28°C | 17°C | 2°C / 35°C | 56 mm | 76% | 11 km/h |
| November | 22°C | 12°C | -2°C / 31°C | 50 mm | 77% | 12 km/h |
| December | 20°C | 10°C | -9°C / 28°C | 51 mm | 79% | 13 km/h |
Best time to visit Lake Charles
The most comfortable time to visit Lake Charles is generally March to April and November, balancing mild daytime temperatures against the driest stretch of the year. The city has a moderate seasonal swing and rain concentrates around September, totalling about 678 mm a year.
Travellers who prefer heat should aim for August, when highs average 33°C. September is the month to avoid if rain would spoil your plans — it averages 74 mm, roughly 2× the rainfall of the driest month (February).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Lake Charles forecast for what is happening now.
Weather across United States right now
- Atlanta17°C
- Austin22°C
- Baltimore12°C
- Boston10°C
- Brooklyn15°C
- Chicago17°C
- Dallas23°C
- Denver21°C
- Detroit12°C
- Houston26°C
- Indianapolis14°C
- Las Vegas27°C
- Los Angeles16°C
- Miami25°C
- Minneapolis17°C
- New York15°C
- Orlando22°C
- Philadelphia12°C
- Phoenix26°C
- Pittsburgh10°C
- Portland21°C
- Queens14°C
- Riverside23°C
- Sacramento16°C
- San Antonio24°C
- San Diego24°C
- San Francisco18°C
- San Jose19°C
- Seattle15°C
- St. Louis17°C
- Tampa23°C
- Washington12°C
