Deerfield Beach, FL climate
Deerfield Beach has warm winters and warm summers, with plenty of rain. A typical July afternoon reaches 91°, a January night drops to 58°, and snow is almost unheard of.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Deerfield Beach feels like
Winter
Spring
Summer
Fall
Deerfield Beach weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 76° | 58° | 2.7" | 0 | 9 | 0 | 61° – 72° |
| February | 78° | 60° | 2.7" | 0 | 8 | 0 | 62° – 75° |
| March | 80° | 63° | 3.0" | 0 | 8 | 0 | 65° – 77° |
| April | 84° | 66° | 3.5" | 0 | 8 | 0 | 71° – 79° |
| May | 87° | 71° | 5.5" | 0 | 11 | 0 | 76° – 81° |
| June | 90° | 74° | 8.7" | 0 | 17 | 0 | 80° – 85° |
| July | 91° | 76° | 6.8" | 0 | 17 | 0 | 81° – 85° |
| August | 91° | 76° | 8.0" | 0 | 19 | 0 | 82° – 84° |
| September | 89° | 75° | 8.0" | 0 | 19 | 0 | 80° – 84° |
| October | 86° | 72° | 6.4" | 0 | 14 | 0 | 77° – 82° |
| November | 81° | 66° | 3.8" | 0 | 11 | 0 | 69° – 79° |
| December | 78° | 62° | 2.7" | 0 | 10 | 0 | 59° – 77° |
| Year | 84° | 68° | 61.8" | 0.0" | 149 | 0 |
“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.
Rain and snow in Deerfield Beach
Deerfield Beach gets 62 inches of rain and melted snow a year. June is the wettest month and January the driest. Rain or snow falls on about 149 days a year.
A year-round growing season
Heating and cooling a home in Deerfield Beach
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Deerfield Beach, 3% of that work is heating and 97% is cooling, so air conditioning is the bigger bill.
Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.
Deerfield Beach and its neighbors
Deerfield Beach borders 4 towns with climate data. January nights across them vary by 1.7°. Boca Raton has the coldest January nights (59°) and Pompano Beach the hottest July afternoons (90°). Deerfield Beach’s January low is 58° and its July high 91°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How Deerfield Beach compares
Compared with every U.S. town and city on TownTapestry, each counted once.
Warmer than it used to be
The last 30 years in Deerfield Beach averaged 1.8° warmer than the 1900s. The biggest change is in February (+2.5°). The shift is larger than in 89% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Deerfield Beach’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. December swings the most: between 1991 and 2020 its average temperature ranged from 59° to 77°. August is the most reliable, staying within 3°.
Common questions about Deerfield Beach’s climate
What is the coldest month in Deerfield Beach?
January, with a typical high of 76° and a low of 58°.
What is the hottest month in Deerfield Beach?
August, with a typical high of 91° and a low of 76°. About 59 days a year reach 90°.
How much snow does Deerfield Beach get?
Almost none. A normal year brings 0.0 inches.
When is the first frost in Deerfield Beach?
Frost is uncommon. Only 1% of years see a night at 32° or below.
What is the rainiest month in Deerfield Beach?
June, with 8.7 inches of rain and melted snow. The year totals 62 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Deerfield Beach itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Ft Lauderdale, FL (15 mi, snow) and Pompano Beach Airpark, FL (4 mi, frost, heat and degree days). Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.