As of 03:36 EDT

Weather in Fort Jefferson, FL

78°

Fort Jefferson, Monday, 26 October, 03:36

Partly cloudy. Feels like 79°. High 82°, low 78°.

Pressure29.94 inHg

Wind28 mph NE

Humidity78%

Visibility6.2 mi

Dew point70°

Mon, 26October

82°/78°

Tue, 27October

81°/78°

Wed, 28October

80°/78°

Thu, 29October

80°/79°

Fri, 30October

80°/79°

Sat, 31October

81°/80°

Sun, 01November

81°/80°

	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°	78°	78°	78°	79°	79°	79°	81°	82°	82°	80°
Feels like	79°	80°	79°	79°	80°	79°	79°	79°	84°	85°	85°	84°
Pressure, inHg	29.97	29.97	29.94	29.94	29.97	30.00	30.00	29.94	29.88	29.88	29.91	29.97
Wind, mph	13.1	13.1	12.5	12	11.9	12.2	11.1	11.2	10.5	11.2	12.1	12.5
Humidity, %	78%	78%	78%	78%	74%	74%	79%	77%	70%	67%	67%	73%
Precipitation	0 in	0 in	0 in	0 in	0.01 in	0.01 in	0 in	0 in	0 in	0 in	0.01 in	0 in
Visibility	—	—	6.2 mi	6.2 mi	4.7 mi	4.6 mi	6.2 mi	6.0 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°	78°	78°	78°	78°	78°	78°	78°	79°	81°	81°	80°
Feels like	79°	80°	79°	79°	79°	79°	79°	80°	79°	85°	85°	83°
Pressure, inHg	29.94	29.91	29.88	29.91	29.94	29.97	29.97	29.94	29.88	29.88	29.88	29.94
Wind, mph	12.4	12.8	12.8	12.9	12.7	11.9	11.1	11.1	10.1	10.7	11.8	11.7
Humidity, %	78%	79%	80%	79%	81%	78%	77%	77%	78%	72%	69%	74%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0.01 in	0.09 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°	79°	79°	79°	78°	79°	79°	79°	80°	80°	80°	80°
Feels like	80°	79°	80°	80°	80°	79°	80°	79°	80°	80°	80°	85°
Pressure, inHg	29.91	29.91	29.88	29.88	29.88	29.91	29.91	29.88	29.85	29.85	29.88	29.91
Wind, mph	11.3	10.9	10.8	10.7	9.8	7.4	6.2	5.7	4.7	5.2	5.9	6.2
Humidity, %	74%	75%	80%	82%	83%	80%	82%	82%	78%	80%	82%	80%
Precipitation	0 in	0 in	0 in	0.01 in	0.01 in	0.01 in	0.01 in	0 in	0 in	0.01 in	0 in	0 in
Visibility	6.2 mi	6.2 mi	6.2 mi	6.2 mi	4.4 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°	80°	79°	79°	79°	79°	80°	80°	79°	80°
Feels like	85°	80°	80°	80°	79°	79°	79°	79°	80°	80°	79°	80°
Pressure, inHg	29.91	29.88	29.85	29.88	29.91	29.91	29.94	29.91	29.88	29.88	29.88	29.91
Wind, mph	5.4	4.9	4.5	5	5.6	5.6	5.5	5.4	5.2	5.3	5.3	5.4
Humidity, %	78%	80%	81%	82%	84%	85%	85%	84%	83%	83%	84%	84%
Precipitation	0.01 in	0.01 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°	79°	79°	79°	79°	79°	79°	79°	79°	79°	79°
Feels like	85°	85°	79°	79°	79°	79°	79°	79°	79°	79°	79°	79°
Pressure, inHg	29.91	29.88	29.91	29.91	29.91	29.91	29.91	29.91	29.91	29.91	29.91	29.91
Wind, mph	5.1	4.5	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2	6.2
Humidity, %	83%	81%	87%	87%	87%	87%	87%	87%	87%	87%	87%	87%
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	—	—	—	—	—	—	—	—	—	—

	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°	80°	80°	80°	80°	80°	81°	80°
Feels like	80°	85°	85°	85°	85°	85°	85°	85°	85°	85°	85°	85°
Pressure, inHg	29.94	29.94	29.94	29.94	29.94	29.94	29.94	29.94	29.94	29.94	29.94	29.94
Wind, mph	5.8	5.8	5.8	5.8	5.8	5.8	5.8	5.8	5.8	5.8	5.8	5.8
Humidity, %	82%	82%	82%	82%	82%	82%	82%	82%	82%	82%	82%	82%
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	81°	80°	80°	80°	80°	81°	81°	81°	81°	81°	80°	80°
Feels like	81°	84°	84°	85°	85°	85°	85°	85°	85°	85°	84°	84°
Pressure, inHg	29.94	29.94	29.94	29.94	29.94	29.94	29.94	29.94	29.94	29.94	29.94	29.94
Wind, mph	7.2	7.2	7.2	7.2	7.2	7.2	7.2	7.2	7.2	7.2	7.2	7.2
Humidity, %	77%	77%	77%	77%	77%	77%	77%	77%	77%	77%	77%	77%
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 21 min

Sunrise — 07:34

Sunset — 18:55

Sunrise and sunset in local time

Full moon, 100%

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)