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Boca Raton Weather by Month
Average temperatures, rainfall and humidity for Boca Raton, United States, month by month, built from OpenWeather’s historical records. Use it to see what a typical Boca Raton month looks like before you travel — then check the live Boca Raton forecast for the days ahead.
Warmest month
August
32°C average high
Coolest month
January
17°C average low
Wettest month
September
143 mm of rain
Driest month
March
43 mm of rain
Average temperature and rainfall in Boca Raton 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 | 24°C | 17°C | 4°C / 30°C | 105 mm | 75% | 13 km/h |
| February | 26°C | 18°C | 1°C / 31°C | 45 mm | 73% | 14 km/h |
| March | 27°C | 19°C | 6°C / 32°C | 43 mm | 70% | 15 km/h |
| April | 28°C | 22°C | 13°C / 34°C | 58 mm | 70% | 16 km/h |
| May | 30°C | 23°C | 16°C / 35°C | 107 mm | 72% | 15 km/h |
| June | 31°C | 25°C | 20°C / 35°C | 127 mm | 78% | 12 km/h |
| July | 32°C | 26°C | 22°C / 36°C | 114 mm | 77% | 12 km/h |
| August | 32°C | 26°C | 22°C / 36°C | 116 mm | 77% | 12 km/h |
| September | 31°C | 25°C | 19°C / 36°C | 143 mm | 80% | 12 km/h |
| October | 29°C | 24°C | 12°C / 34°C | 96 mm | 77% | 15 km/h |
| November | 27°C | 21°C | 8°C / 31°C | 95 mm | 75% | 14 km/h |
| December | 26°C | 19°C | 5°C / 31°C | 97 mm | 77% | 13 km/h |
Best time to visit Boca Raton
The most comfortable time to visit Boca Raton is generally January to March, 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 1,147 mm a year.
Travellers who prefer heat should aim for August, when highs average 32°C. September is the month to avoid if rain would spoil your plans — it averages 143 mm, roughly 3× the rainfall of the driest month (March).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Boca Raton forecast for what is happening now.