Palm Beach County Weather in May
Average highs run from 88°F on May 1 to 90°F on May 31, and lows from 63°F to 69°F. Normal precipitation for the month is 4.55 in over about 9 wet days.
May day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
May at a glance
- Average high
- 89°F
- Average low
- 66°F
- Precipitation
- 4.55 in
- Record high
- 94°FMay 20, 2024
- Record low
- 51°FMay 5, 2022
- Chance of a freeze
- 0%
- Days of 90°F or more
- 13.2
- Daylight
- 13 h 10 min to 13 h 42 min
- Cloud cover
- 50%
- Humidity
- 71%
- Dew point
- 68°F
- Wind
- 8.3 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| May 1 | 88°F | 63°F | 89°F 2026 | 56°F 2020 | 25% |
| May 2 | 88°F | 63°F | 88°F 2021 | 59°F 2006 | 25% |
| May 3 | 88°F | 63°F | 92°F 2026 | 57°F 2006 | 25% |
| May 4 | 88°F | 63°F | 92°F 2016 | 56°F 2020 | 26% |
| May 5 | 88°F | 63°F | 89°F 2003 | 51°F 2022 | 26% |
| May 6 | 89°F | 64°F | 89°F 2006 | 58°F 2004 | 26% |
| May 7 | 89°F | 64°F | 91°F 2022 | 57°F 2005 | 26% |
| May 8 | 89°F | 64°F | 89°F 2026 | 57°F 2005 | 26% |
| May 9 | 89°F | 64°F | 90°F 2009 | 58°F 2005 | 26% |
| May 10 | 89°F | 65°F | 91°F 2009 | 60°F 2005 | 27% |
| May 11 | 89°F | 65°F | 91°F 2024 | 60°F 2005 | 27% |
| May 12 | 89°F | 65°F | 92°F 2006 | 60°F 2005 | 28% |
| May 13 | 89°F | 65°F | 92°F 2003 | 63°F 2005 | 28% |
| May 14 | 89°F | 65°F | 91°F 2019 | 63°F 2006 | 29% |
| May 15 | 89°F | 66°F | 90°F 2016 | 62°F 2011 | 29% |
| May 16 | 89°F | 66°F | 92°F 2024 | 62°F 2011 | 30% |
| May 17 | 89°F | 66°F | 91°F 2024 | 62°F 2011 | 30% |
| May 18 | 89°F | 66°F | 93°F 2024 | 62°F 2006 | 31% |
| May 19 | 89°F | 67°F | 93°F 2024 | 61°F 2006 | 31% |
| May 20 | 90°F | 67°F | 94°F 2024 | 63°F 2006 | 32% |
| May 21 | 90°F | 67°F | 91°F 2020 | 65°F 2005 | 33% |
| May 22 | 90°F | 67°F | 94°F 2008 | 61°F 2014 | 33% |
| May 23 | 90°F | 68°F | 93°F 2008 | 53°F 2023 | 34% |
| May 24 | 90°F | 68°F | 93°F 2004 | 57°F 2023 | 35% |
| May 25 | 90°F | 68°F | 92°F 2008 | 57°F 2023 | 35% |
| May 26 | 90°F | 68°F | 90°F 2003 | 63°F 2004 | 36% |
| May 27 | 90°F | 69°F | 91°F 2024 | 63°F 2004 | 37% |
| May 28 | 90°F | 69°F | 94°F 2017 | 64°F 2004 | 38% |
| May 29 | 90°F | 69°F | 94°F 2017 | 64°F 2004 | 38% |
| May 30 | 90°F | 69°F | 92°F 2005 | 66°F 2003 | 39% |
| May 31 | 90°F | 69°F | 93°F 2025 | 68°F 2019 | 40% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (EDT).
- May 1
- sunrise 6:44 AM, sunset 7:54 PM
- May 31
- sunrise 6:29 AM, sunset 8:11 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00080611 (Belle Glade), public domain. Records: NOAA GHCN-Daily, station USC00086764, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.