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Fernandina Beach weather by month

What a typical year looks like in Fernandina Beach, Florida: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at FERNANDINA BEACH, 1 km from Fernandina Beach; records cover 1892–2026.

Today’s Fernandina Beach forecast

The year at a glance

January: typical high 64.3°F, low 45.4°F, precipitation 3.2 in. February: typical high 66.6°F, low 48.6°F, precipitation 3.13 in. March: typical high 72.2°F, low 54.1°F, precipitation 3.27 in. April: typical high 77.4°F, low 59.8°F, precipitation 3.03 in. May: typical high 83.9°F, low 67.7°F, precipitation 2.68 in. June: typical high 88.3°F, low 73.1°F, precipitation 6.12 in. July: typical high 90.7°F, low 74.9°F, precipitation 4.96 in. August: typical high 89.5°F, low 74.9°F, precipitation 6.39 in. September: typical high 86°F, low 73.2°F, precipitation 7.19 in. October: typical high 80.1°F, low 65.3°F, precipitation 4.97 in. November: typical high 72.4°F, low 56.1°F, precipitation 1.87 in. December: typical high 66.3°F, low 49.4°F, precipitation 3.12 in.−10°−23°10°−12°30°−1°50°10°70°21°90°32°110°43°64°18°45°7°Jan67°19°49°9°Feb72°22°54°12°Mar77°25°60°15°Apr84°29°68°20°May88°31°73°23°Jun91°33°75°24°Jul90°32°75°24°Aug86°30°73°23°Sep80°27°65°19°Oct72°22°56°13°Nov66°19°49°10°DecPrecipitation
Bars: typical low to high (official normals, 1991–2020) Record high Record low
Precipitation a year
49.9 in1268 mm
Snow a year
Rare
Last spring freeze
Feb 6
First fall freeze
Dec 18
Heating degree days
1,065
Cooling degree days
2,918

Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 31°−1° (heating, 99%) and 96°36° (cooling, 1%).

Month by month

Fernandina Beach in January

Highs average 64°18° and lows 45°7°, with 3.2 in81 mm of precipitation in a typical January.

Record high
89°32° (1916)
Record low
4°−16° (1985)
Heating degree days
326
Cooling degree days
11

Fernandina Beach in February

Highs average 67°19° and lows 49°9°, with 3.1 in80 mm of precipitation in a typical February.

Record high
91°33° (1962)
Record low
17°−8° (1895)
Heating degree days
225
Cooling degree days
18

Fernandina Beach in March

Highs average 72°22° and lows 54°12°, with 3.3 in83 mm of precipitation in a typical March.

Record high
95°35° (1907)
Record low
22°−6° (1980)
Heating degree days
121
Cooling degree days
64

Fernandina Beach in April

Highs average 77°25° and lows 60°15°, with 3 in77 mm of precipitation in a typical April.

Record high
94°34° (1914)
Record low
35°2° (1940)
Heating degree days
32
Cooling degree days
140

Fernandina Beach in May

Highs average 84°29° and lows 68°20°, with 2.7 in68 mm of precipitation in a typical May.

Record high
101°38° (1927)
Record low
40°4° (1982)
Heating degree days
2
Cooling degree days
337

Fernandina Beach in June

Highs average 88°31° and lows 73°23°, with 6.1 in155 mm of precipitation in a typical June.

Record high
104°40° (1950)
Record low
51°11° (1977)
Heating degree days
0
Cooling degree days
471

Fernandina Beach in July

Highs average 91°33° and lows 75°24°, with 5 in126 mm of precipitation in a typical July.

Record high
103°39° (1940)
Record low
53°12° (2020)
Heating degree days
0
Cooling degree days
552

Fernandina Beach in August

Highs average 90°32° and lows 75°24°, with 6.4 in162 mm of precipitation in a typical August.

Record high
102°39° (1938)
Record low
61°16° (1982)
Heating degree days
0
Cooling degree days
533

Fernandina Beach in September

Highs average 86°30° and lows 73°23°, with 7.2 in183 mm of precipitation in a typical September.

Record high
102°39° (1944)
Record low
49°9° (1982)
Heating degree days
0
Cooling degree days
438

Fernandina Beach in OctoberThis month

Highs average 80°27° and lows 65°19°, with 5 in126 mm of precipitation in a typical October.

Record high
96°36° (1941)
Record low
33°1° (2019)
Heating degree days
13
Cooling degree days
251

Fernandina Beach in November

Highs average 72°22° and lows 56°13°, with 1.9 in47 mm of precipitation in a typical November.

Record high
93°34° (1961)
Record low
24°−4° (1950)
Heating degree days
98
Cooling degree days
76

Fernandina Beach in December

Highs average 66°19° and lows 49°10°, with 3.1 in79 mm of precipitation in a typical December.

Record high
85°29° (1967)
Record low
12°−11° (1983)
Heating degree days
248
Cooling degree days
27