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Deerfield Beach weather by month

What a typical year looks like in Deerfield Beach, Florida: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at FORT LAUDERDALE, 25 km from Deerfield Beach; records cover 1912–2026.

Today’s Deerfield Beach forecast

The year at a glance

January: typical high 75.6°F, low 57.7°F, precipitation 2.89 in. February: typical high 77.2°F, low 59.8°F, precipitation 2.76 in. March: typical high 79.3°F, low 62.3°F, precipitation 2.95 in. April: typical high 82.8°F, low 67.1°F, precipitation 3.69 in. May: typical high 85.9°F, low 71.2°F, precipitation 6.63 in. June: typical high 88.8°F, low 74.7°F, precipitation 9.38 in. July: typical high 90.2°F, low 75.7°F, precipitation 7.64 in. August: typical high 90.5°F, low 76.1°F, precipitation 8.25 in. September: typical high 89°F, low 75.4°F, precipitation 9.97 in. October: typical high 85.9°F, low 72.1°F, precipitation 7.26 in. November: typical high 80.9°F, low 65.6°F, precipitation 4.66 in. December: typical high 77.4°F, low 61.1°F, precipitation 2.69 in.20°−7°30°−1°40°4°50°10°60°16°70°21°80°27°90°32°100°38°110°43°76°24°58°14°Jan77°25°60°15°Feb79°26°62°17°Mar83°28°67°19°Apr86°30°71°22°May89°32°75°24°Jun90°32°76°24°Jul91°33°76°24°Aug89°32°75°24°Sep86°30°72°22°Oct81°27°66°19°Nov77°25°61°16°DecPrecipitation
Bars: typical low to high (official normals, 1991–2020) Record high Record low
Precipitation a year
68.8 in1747 mm
Snow a year
Rare
Last spring freeze
Rare
First fall freeze
Rare
Heating degree days
172
Cooling degree days
4,172

Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 43°6° (heating, 99%) and 95°35° (cooling, 1%).

Month by month

Deerfield Beach in January

Highs average 76°24° and lows 58°14°, with 2.9 in73 mm of precipitation in a typical January.

Record high
88°31° (1914)
Record low
28°−2° (1977)
Heating degree days
65
Cooling degree days
116

Deerfield Beach in February

Highs average 77°25° and lows 60°15°, with 2.8 in70 mm of precipitation in a typical February.

Record high
94°34° (1915)
Record low
28°−2° (1917)
Heating degree days
37
Cooling degree days
135

Deerfield Beach in March

Highs average 79°26° and lows 62°17°, with 3 in75 mm of precipitation in a typical March.

Record high
94°34° (1948)
Record low
32°0° (1920)
Heating degree days
18
Cooling degree days
198

Deerfield Beach in April

Highs average 83°28° and lows 67°19°, with 3.7 in94 mm of precipitation in a typical April.

Record high
96°36° (2015)
Record low
40°4° (1950)
Heating degree days
2
Cooling degree days
300

Deerfield Beach in May

Highs average 86°30° and lows 71°22°, with 6.6 in168 mm of precipitation in a typical May.

Record high
99°37° (2024)
Record low
49°9° (1921)
Heating degree days
0
Cooling degree days
420

Deerfield Beach in June

Highs average 89°32° and lows 75°24°, with 9.4 in238 mm of precipitation in a typical June.

Record high
98°37° (2009)
Record low
57°14° (1933)
Heating degree days
0
Cooling degree days
502

Deerfield Beach in July

Highs average 90°32° and lows 76°24°, with 7.6 in194 mm of precipitation in a typical July.

Record high
99°37° (1924)
Record low
64°18° (1968)
Heating degree days
0
Cooling degree days
556

Deerfield Beach in August

Highs average 91°33° and lows 76°24°, with 8.3 in210 mm of precipitation in a typical August.

Record high
100°38° (1944)
Record low
66°19° (1923)
Heating degree days
0
Cooling degree days
567

Deerfield Beach in September

Highs average 89°32° and lows 75°24°, with 10 in253 mm of precipitation in a typical September.

Record high
99°37° (1935)
Record low
61°16° (1965)
Heating degree days
0
Cooling degree days
516

Deerfield Beach in OctoberThis month

Highs average 86°30° and lows 72°22°, with 7.3 in184 mm of precipitation in a typical October.

Record high
98°37° (2000)
Record low
46°8° (1937)
Heating degree days
1
Cooling degree days
435

Deerfield Beach in November

Highs average 81°27° and lows 66°19°, with 4.7 in118 mm of precipitation in a typical November.

Record high
91°33° (1958)
Record low
35°2° (1949)
Heating degree days
8
Cooling degree days
255

Deerfield Beach in December

Highs average 77°25° and lows 61°16°, with 2.7 in68 mm of precipitation in a typical December.

Record high
90°32° (1918)
Record low
29°−2° (1934)
Heating degree days
41
Cooling degree days
172