Jacksonville in Winter
In winter (December, January and February), Jacksonville sees average daytime highs around 67°F and overnight lows near 47°F, with 7.4 in of rain over about 21 wet days across the season. It is the coldest season of the year and the driest season of the year.
Across winter, daytime highs hold fairly steady around 67°F. The sky is clear or mostly clear about 35% of the time across winter, and the air most often feels dry.
Winter is Jacksonville's best season of the year to visit on our travel score. For the whole year in context, see Jacksonville's year-round climate.
- Avg daytime high
- 67°F
- coldest season of the year
- Avg overnight low
- 47°F
- Rainfall
- 7.4 in
- 21 wet days
- Avg wind
- 7 mph
- Travel score
- 6.7
- best season of the year
- Months
- Dec · Jan · Feb
Temperature in Jacksonville in Winter
Across winter, daytime highs hold fairly steady around 67°F.
A typical winter day in Jacksonville reaches about 67°F and drops to 47°F overnight. The warmest of the three months is February, the coolest January.
How winter really feels in Jacksonville
Once humidity and wind are folded in, winter brings about 0 days that feel above 90°F and 0 that feel at or below 32°F.
winter sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Jacksonville weather by month
How the three winter months (December, January and February) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 65° / 45° | 2.6 | 7.3 | 10.3 | 6.5 |
| Feb | 69° / 48° | 2.5 | 6.9 | 10.9 | 6.8 |
| Mar | 74° / 52° | 3.0 | 7.5 | 11.8 | 7.4 |
| Apr | 80° / 59° | 2.3 | 6.9 | 12.7 | 7.2 |
| May | 85° / 66° | 2.6 | 8.9 | 13.5 | 5.4 |
| Jun | 89° / 72° | 5.1 | 18.9 | 13.9 | 3.4 |
| Jul | 90° / 74° | 4.9 | 20.4 | 13.8 | 2.9 |
| Aug | 89° / 74° | 5.5 | 21.6 | 13.1 | 2.9 |
| Sep | 86° / 72° | 4.8 | 15.9 | 12.2 | 4.2 |
| Oct | 80° / 63° | 2.8 | 9.2 | 11.3 | 6.7 |
| Nov | 73° / 53° | 1.6 | 6 | 10.5 | 7.5 |
| Dec | 67° / 48° | 2.3 | 6.5 | 10.1 | 6.8 |
Cloud cover in Winter
The sky is clear or mostly clear about 35% of the time across winter.
Chance of precipitation in Winter
Jacksonville gets around 7.4 in of rain over 21 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 7 mph across winter.
Sunrise & sunset in Winter
Daylight runs from about 10 h 12 min in early December to 11 h 18 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 3.2 kWh/m².
Hazard calendar for Jacksonville
In winter, Jacksonville overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Jacksonville sits in the Atlantic hurricane belt; the season peaks August–October.
Jacksonville's rainy season runs May–October, when most of the year's rain falls.
Is winter a good time to visit Jacksonville?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a reasonable time to visit Jacksonville for sightseeing.
What to pack for Jacksonville in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Jacksonville sees daytime highs around 67°F and nights near 47°F. Worth packing: a warm layer. About 21 days see rain.
Sea temperature near Jacksonville in Winter
The nearest coast averages about 63°F across winter — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 17 mi away) is warmest in August at about 82°F and coldest in February near 61°F.
It's comfortable for a long swim from Apr 13 to Nov 28 — about 7.6 months when the water holds above 68°F.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°F) | 62 | 61 | 63 | 69 | 75 | 80 | 82 | 82 | 82 | 78 | 70 | 65 |
| Comfort | Cool | Cool | Cool | Refreshing | Refreshing | Warm | Warm | Tropical | Warm | Warm | Refreshing | Cool |
| Sea temperature (°F) | Comfort | |
|---|---|---|
| Jan | 62 | Cool |
| Feb | 61 | Cool |
| Mar | 63 | Cool |
| Apr | 69 | Refreshing |
| May | 75 | Refreshing |
| Jun | 80 | Warm |
| Jul | 82 | Warm |
| Aug | 82 | Tropical |
| Sep | 82 | Warm |
| Oct | 78 | Warm |
| Nov | 70 | Refreshing |
| Dec | 65 | Cool |
UV index in Jacksonville in Winter
Clear-sky midday UV across winter averages around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Jacksonville peaks around June 22 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 4 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 4 | 6 | 7 | 7 | 8 | 11 | 10 | 10 | 8 | 6 | 5 | 3 |
| Level | Moderate | High | High | High | Very high | Extreme | Extreme | Very high | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 4 | Moderate |
| Feb | 6 | High |
| Mar | 7 | High |
| Apr | 7 | High |
| May | 8 | Very high |
| Jun | 11 | Extreme |
| Jul | 10 | Extreme |
| Aug | 10 | Very high |
| Sep | 8 | Very high |
| Oct | 6 | High |
| Nov | 5 | Moderate |
| Dec | 3 | Moderate |
Air quality in Jacksonville in Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter falls, not just the annual average.
Air quality in Jacksonville is worst in July — around 18 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (December, 7 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 9 | 13 | 12 | 13 | 14 | 16 | 18 | 16 | 12 | 8 | 8 | 7 |
| Level | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 9 | Good |
| Feb | 13 | Moderate |
| Mar | 12 | Moderate |
| Apr | 13 | Moderate |
| May | 14 | Moderate |
| Jun | 16 | Moderate |
| Jul | 18 | Moderate |
| Aug | 16 | Moderate |
| Sep | 12 | Good |
| Oct | 8 | Good |
| Nov | 8 | Good |
| Dec | 7 | Good |
Where is Jacksonville?
Jacksonville sits at 30.3°N, 81.7°W, 16 ft above sea level, in United States. The nearest listed city is Fruit Cove, 16 mi away.
Topography around Jacksonville
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Jacksonville.
Within 2 miles, the terrain around Jacksonville has only modest variations in elevation — a maximum elevation change of 72 ft around an average of 20 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 154 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 308 ft.
The land around Jacksonville is covered by artificial surfaces (51%) and trees (23%) within 2 miles, trees (49%) and artificial surfaces (23%) within 10 miles, and trees (62%) and water (26%) within 50 miles.
United States travel facts
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 100% of US
- price level, 2025
- GDP per capita
- $90,027
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 5.8
- per 100k, 2023
- Road deaths
- 12.7
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Jacksonville (30.3322°, -81.6556°, elevation 16 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.