May weather in Boca Raton, FL
The average temperature in Boca Raton in May is 79.7°F (73.2°F–86.3°F). Average precipitation: 5.46 inches.
May is a spring month in Boca Raton, and is warmer than the annual average of 77.2°F. Daily temperatures swing about 13.1°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 13h 18m. For travel, May is a wet month.
Avg High
86.3°F
Avg Low
73.2°F
Precipitation
5.46 in
Daylight
13h 18m
May records in Boca Raton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 88.0°F (2002) | 55.9°F (1999) | 0.46 in (2001) |
| May 2 | 91.0°F (2023) | 57.9°F (1999) | 5.79 in (2013) |
| May 3 | 90.0°F (2023) | 61.0°F (1999) | 2.20 in (2014) |
| May 4 | 88.0°F (2006) | 64.9°F (2006) | 2.01 in (2016) |
| May 5 | 88.0°F (2019) | 66.0°F (2016) | 0.99 in (1998) |
| May 6 | 91.9°F (2022) | 59.0°F (2013) | 1.20 in (2021) |
| May 7 | 93.9°F (2022) | 60.1°F (2016) | 0.34 in (2021) |
| May 8 | 93.9°F (1998) | 59.0°F (2007) | 0.39 in (2022) |
| May 9 | 93.9°F (1998) | 63.0°F (2007) | 0.14 in (2012) |
| May 10 | 95.0°F (1998) | 66.0°F (2007) | 0.87 in (2012) |
| May 11 | 96.1°F (2024) | 64.9°F (2022) | 0.21 in (2013) |
| May 12 | 93.9°F (2008) | 66.9°F (2022) | 1.20 in (2025) |
| May 13 | 91.9°F (2019) | 62.1°F (2008) | 2.54 in (2018) |
| May 14 | 95.0°F (2019) | 66.0°F (2001) | 1.31 in (2018) |
| May 15 | 96.1°F (2024) | 70.0°F (1998) | 2.90 in (2020) |
| May 16 | 93.0°F (2024) | 64.9°F (1998) | 2.03 in (2006) |
| May 17 | 93.9°F (2024) | 66.0°F (2001) | 1.05 in (2018) |
| May 18 | 99.0°F (2018) | 64.9°F (2006) | 2.85 in (2009) |
| May 19 | 93.0°F (2024) | 64.9°F (2006) | 1.70 in (2002) |
| May 20 | 95.0°F (2008) | 68.0°F (2002) | 2.71 in (2022) |
| May 21 | 96.1°F (2008) | 69.1°F (2006) | 0.93 in (2005) |
| May 22 | 91.0°F (2016) | 70.0°F (2009) | 2.76 in (2003) |
| May 23 | 91.9°F (2025) | 68.0°F (1999) | 4.40 in (2001) |
| May 24 | 91.9°F (2005) | 69.1°F (2008) | 2.84 in (2008) |
| May 25 | 93.9°F (2005) | 70.0°F (1999) | 4.56 in (2020) |
| May 26 | 91.9°F (2024) | 69.1°F (2004) | 1.27 in (2003) |
| May 27 | 91.9°F (2024) | 69.1°F (2006) | 3.85 in (2003) |
| May 28 | 93.0°F (2017) | 70.0°F (2009) | 2.02 in (2016) |
| May 29 | 93.0°F (2000) | 70.0°F (1999) | 2.77 in (2022) |
| May 30 | 91.9°F (2024) | 68.0°F (2003) | 4.74 in (2000) |
| May 31 | 91.0°F (2004) | 71.1°F (2003) | 0.98 in (2018) |