Hurricanes and Tornadoes That Hit Boynton Beach, FL

The nearest NOAA station with 1991–2020 climate normals is Loxahatchee Nwr, FL, 6 miles west of Boynton Beach at 21 feet. August is the warmest, with an average high of 90°F and low of 74°F; January is the coolest, at 75°F and 56°F. June is the wettest at 9.7 inches of precipitation on average and February the driest at 2.8 inches; the year adds up to 63.7 inches over 87 days with at least a tenth of an inch. June to November, the hurricane season months, bring 68% of the year's precipitation (43.4 of 63.7 inches); the other six months are drier. October has brought the most of the 82 tropical systems that passed within 75 miles (28); a normal October there has highs of 86°F and 6.4 inches of precipitation. Highs reach 90°F on about 66 days a year, almost all from April to October. A night below freezing comes less than once a year on average. That 63.7 inches is more than at 108 of the 125 Florida stations used on this site (86%). Atlantis, 5 miles northeast, has its own station (West Palm Beach International Airport, FL): 61.8 inches a year, 1.9 less than here, and the same August average high, 90°F.

Water temperature at the NOAA tide station Lake Worth Pier, Atlantic Ocean, FL, 8 miles northeast, averaged 86°F in August and 75°F in January over 2021–2025. It averaged 80°F or warmer from May to October. Sea level at the Lake Worth Pier tide gauge, 8 miles from Boynton Beach, has risen 1.62 ± 0.10 inches per decade from 1970 to 2025, NOAA's linear trend; at that pace it is 16.2 inches in a hundred years. That is faster than at 99 of the 144 U.S. gauges with a NOAA trend.

Since 1996, the National Weather Service has logged 107 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Boynton Beach: 51 thunderstorm wind reports, 29 floods, 14 flash floods and 13 lightning strikes. They killed 4 people and injured 7, and the NWS estimated $1.7 million in property and crop damage. The strongest thunderstorm gust on record here was 81 mph, on April 4, 2013. May has had the most flash floods, 4 of 14. Of the 277 Florida cities on this site with a flash flood on record, 199 have had fewer than Boynton Beach.

Flood insurance policyholders in Boynton Beach's 6 ZIP codes have filed 1,167 claims with the National Flood Insurance Program since 1978, and were paid $4.1 million for buildings and contents, in the dollars of each year. The most came from Hurricane Irene in 1999: 192 claims (16% of all) and $491,000, then Hurricane Frances in 2004 with 115 and Flooding in 1979 with 91. 58% of the claims carry the name of a storm or flood event; the rest have no event name. Of the 340 Florida cities on this site with 10 or more claims, 245 have fewer than Boynton Beach.