Climate averages 1991–2020
Boynton Beach weather
in May.
A hot, wet month: the 5th warmest and the 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a hot month in Boynton Beach: daytime highs average 28.6°C and nights cool to about 22.3°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 104 mm of rain on roughly 13 days, which makes May a wet month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 26 min on an average May day.
The nearest other city in this atlas is Boca Raton (19 km away). In May its highs average 28.7°C, about as warm as Boynton Beach, with 99 mm of rain.
Among the 498 cities listed in the United States, Boynton Beach ranks joint 69th of 498 for the warmest May highs and joint 378th of 498 for the driest May (rainfall, lowest first). The mean May high of those 498 cities is 23.8°C; Boynton Beach is 4.8°C warmer than that mean.
From May to June, average highs rise by 1.2°C to 29.8°C, and monthly rainfall rises from 104 mm to 165 mm.
The annual picture
May in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Boynton Beach climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 22.9°C16.3°C | 16.3°C | 51 | 7.5 | 10.711 h |
| February | 24.0°C17.0°C | 17.0°C | 47 | 6.9 | 11.211 h |
| March | 25.2°C18.1°C | 18.1°C | 64 | 8.0 | 12.012 h |
| April | 27.0°C20.2°C | 20.2°C | 70 | 8.6 | 12.813 h |
| May, selected | 28.6°C22.3°C | 22.3°C | 104 | 12.7 | 13.413 h |
| June | 29.8°C24.3°C | 24.3°C | 165 | 21.8 | 13.814 h |
| July | 30.5°C25.1°C | 25.1°C | 132 | 22.2 | 13.614 h |
| August | 30.5°C25.3°C | 25.3°C | 159 | 24.0 | 13.113 h |
| September | 29.5°C24.8°C | 24.8°C | 173 | 22.6 | 12.312 h |
| October | 27.8°C23.1°C | 23.1°C | 113 | 14.9 | 11.612 h |
| November | 25.4°C20.2°C | 20.2°C | 55 | 8.8 | 10.911 h |
| December | 23.9°C18.0°C | 18.0°C | 42 | 7.2 | 10.511 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
May in nearby cities
- Boca Raton in MayUnited States · 19 kmHigh 28.7°C · Low 22.2°C · 99 mm rain
- West Palm Beach in MayUnited States · 21 kmHigh 28.4°C · Low 22.2°C · 100 mm rain
- Deerfield Beach in MayUnited States · 23 kmHigh 28.8°C · Low 22.2°C · 99 mm rain
- Pompano Beach in MayUnited States · 32 kmHigh 28.6°C · Low 22.5°C · 99 mm rain
- Coral Springs in MayUnited States · 35 kmHigh 29.8°C · Low 21.8°C · 113 mm rain
- Fort Lauderdale in MayUnited States · 45 kmHigh 28.2°C · Low 22.8°C · 105 mm rain
- Davie in MayUnited States · 54 kmHigh 28.5°C · Low 22.6°C · 105 mm rain
- Pembroke Pines in MayUnited States · 60 kmHigh 28.2°C · Low 23.0°C · 105 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Boynton Beach) is explained once on the Boynton Beach year overview and on the Sources, method and limits page.