As of 22:54 EST

Weather in Fort Jefferson, FL

80°

Fort Jefferson, Thursday, 5 November, 22:54

Clear. Feels like 85°. High 82°, low 79°.

Pressure29.91 inHg

Wind9.9 mph NE

Humidity77%

Visibility6.2 mi

Dew point73°

Thu, 05November

82°/79°

Fri, 06November

81°/79°

Sat, 07November

80°/78°

Sun, 08November

80°/78°

Mon, 09November

80°/78°

Tue, 10November

81°/79°

Wed, 11November

79°/78°

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	81°	80°	80°	79°	80°	80°	81°	81°	81°	81°	81°	81°
Feels like	81°	84°	82°	79°	82°	84°	86°	87°	87°	86°	86°	85°
Pressure, inHg	29.91	29.91	29.91	29.91	29.91	29.91	29.91	29.91	29.91	29.91	29.91	29.91
Wind, mph	6	6	6	6	6	6	6	6	6	6	6	6
Humidity, %	79%	79%	79%	79%	79%	79%	79%	79%	79%	79%	79%	79%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	—	—	—	—	—	—	—	—	—	—	—	—

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	80°	80°	80°	80°	80°	81°	80°	80°	80°	80°	80°	80°
Feels like	85°	84°	84°	80°	84°	85°	84°	84°	80°	80°	80°	80°
Pressure, inHg	29.91	29.88	29.88	29.88	29.94	29.94	29.91	29.88	29.85	29.88	29.91	29.94
Wind, mph	4.1	3.8	2.8	2.2	2.6	3.6	4.2	4.1	4	3.7	4.2	5
Humidity, %	76%	76%	76%	77%	76%	75%	76%	74%	76%	78%	78%	78%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	80°	80°	80°	78°	79°	80°	80°	80°	80°	79°	79°	80°
Feels like	80°	80°	80°	80°	79°	80°	80°	80°	80°	79°	79°	84°
Pressure, inHg	29.91	29.88	29.88	29.91	29.94	29.97	29.94	29.91	29.91	29.91	29.97	29.97
Wind, mph	5	4.6	4.3	5	4.9	4.6	4.1	3.5	4.4	4.9	5.6	5.9
Humidity, %	77%	77%	77%	82%	79%	76%	77%	78%	79%	80%	78%	74%
Precipitation	0 in	0 in	0 in	0.01 in	0.01 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	6.2 mi	6.2 mi	6.2 mi	5.9 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	80°	79°	79°	79°	79°	79°	79°	79°	78°	79°	79°	79°
Feels like	80°	79°	80°	80°	80°	79°	80°	80°	80°	80°	80°	79°
Pressure, inHg	29.97	29.97	29.94	29.97	30.00	30.03	30.00	29.97	29.97	29.97	30.00	30.03
Wind, mph	5.9	6.1	6.2	5.9	5.7	5.3	4.7	4.6	5.8	5.7	6	5.4
Humidity, %	77%	78%	79%	79%	80%	79%	80%	80%	82%	77%	75%	71%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	79°	79°	79°	79°	79°	80°	80°	79°	79°	79°	78°	78°
Feels like	79°	79°	79°	79°	79°	80°	80°	79°	79°	80°	79°	79°
Pressure, inHg	30.03	30.00	30.00	30.00	30.06	30.09	30.06	30.03	30.03	30.03	30.06	30.09
Wind, mph	5.5	5.7	5.3	5.1	4.7	4.2	4.2	4.3	4.5	5	5.1	4.9
Humidity, %	67%	67%	69%	69%	68%	66%	68%	69%	70%	73%	74%	72%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	81°	80°	80°	80°	80°	81°	81°	81°	80°	80°	80°	80°
Feels like	81°	81°	82°	83°	83°	84°	84°	84°	84°	84°	83°	82°
Pressure, inHg	30.06	30.06	30.06	30.06	30.06	30.06	30.06	30.06	30.06	30.06	30.06	30.06
Wind, mph	5.5	5.5	5.5	5.5	5.5	5.5	5.5	5.5	5.5	5.5	5.5	5.5
Humidity, %	69%	69%	69%	69%	69%	69%	69%	69%	69%	69%	69%	69%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	—	—	—	—	—	—	—	—	—	—	—	—

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	79°	78°	78°	79°	79°	79°	79°	79°	79°	78°	78°	78°
Feels like	79°	79°	79°	79°	79°	79°	79°	79°	79°	79°	79°	79°
Pressure, inHg	30.00	30.00	30.00	30.00	30.00	30.00	30.00	30.00	30.00	30.00	30.00	30.00
Wind, mph	5.2	5.2	5.2	5.2	5.2	5.2	5.2	5.2	5.2	5.2	5.2	5.2
Humidity, %	73%	73%	73%	73%	73%	73%	73%	73%	73%	73%	73%	73%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	—	—	—	—	—	—	—	—	—	—	—	—

See detailed hourly forecast

Sun and moon today

Day length — 11 h 9 min

Sunrise — 06:40

Sunset — 17:49

Sunrise and sunset in local time

Waning crescent, 15%

Sunrise — —

Sunset — —

Fort Jefferson, FL climate by month

The annual average temperature in Fort Jefferson, FL is 76.5°. The warmest month is August (average high 84°), and the coldest is January (average low 68.1°). About 32.8 inches of precipitation fall per year, most of it in September (6.0 in). Figures are 60-year climate normals and records from 66 years of observations.

Month	High	Low	Precipitation	Wet days	Record high	Record low
January	71.6°	68.1°	1.7 in	6	79.3° (2017)	49.5° (2003)
February	71.6°	68.2°	1.5 in	5	79.2° (2023)	50° (1996)
March	73.3°	70.4°	1.2 in	4	80.2° (2023)	54.7° (1980)
April	75.9°	73.4°	1.2 in	4	82.8° (2020)	60.1° (1987)
May	79.1°	76.7°	2.1 in	7	86° (2024)	66.4° (1992)
June	82.1°	79.3°	4.2 in	14	86.2° (2019)	73.4° (1984)
July	83.6°	80.6°	3.0 in	15	88.9° (2023)	74.7° (2022)
August	84°	80.7°	4.3 in	18	89.2° (2025)	75.2° (1984)
September	83.1°	79.9°	6.0 in	19	88.3° (2024)	74.5° (1983)
October	80.7°	77.9°	4.2 in	13	86.2° (2023)	65.7° (2008)
November	76.8°	74°	1.8 in	7	83.1° (2019)	56.8° (1970)
December	73.8°	70.7°	1.6 in	6	81° (2018)	52.9° (1962)