Jupiter weather in January

In January, Jupiter sees average daytime highs of 71°F and overnight lows near 65°F, with 2.1 in of rain across 7.7 wet days and about 10.5 hours of daylight. It is the 12th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 71°F through the month. The sky is clear or mostly clear about 34% of the time in January, and the air most often feels dry.

Daylight stretches from about 10 h 18 min at the start of January to 10 h 42 min by month's end. Set against the rest of the year, January is Jupiter's 8th-clearest and 2nd-windiest month. For the whole year in context, see Jupiter's year-round climate.

Daytime high
71°
12th warmest
Overnight low
65°
1st coldest
Rainfall
2.1 in
7.7 wet days
Daylight
10 h 30 min
7:15 AM – 5:44 PM
Cloud cover
56%
8th clearest
Wind
12 mph
2nd windiest
Solar energy
3.31 kWh/m²
Travel score
7.0
out of 10

Jupiter is town located in Palm Beach County, Florida, United States.

Density
1,041/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 71°F through the month.

A typical January day in Jupiter reaches about 71°F in the afternoon and slips back to 65°F overnight — a 6°F spread between the day's warmth and the night's chill. On most days the high lands between 64°F and 76°F. Set against its neighbours, January runs about 2°F cooler than December and on par with February.

50°60°70°80°151015202531
Avg high (°F)Avg low (°F)
17266
27266
37266
47266
57266
67266
77265
87165
97165
107165
117165
127165
137165
147165
157165
167165
177165
187165
197165
207165
217165
227165
237165
247165
257165
267165
277165
287165
297165
307165
317165

How January really feels in Jupiter

Once humidity and wind are folded in, January averages 0 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
0
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

January sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Jupiter weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan71° / 65°2.17.710.57.0
Feb72° / 66°1.96.5117.3
Mar74° / 68°2.67.411.87.4
Apr76° / 71°2.58.212.67.4
May80° / 75°3.511.713.36.5
Jun83° / 78°5.719.813.74.6
Jul84° / 80°4.52113.54.1
Aug85° / 80°5.922.8133.8
Sep83° / 79°6.72212.24.1
Oct80° / 76°4.614.111.46.0
Nov76° / 72°2.49.410.77.1
Dec73° / 68°1.88.210.37.1

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 19% of January, with mostly cloudy or overcast conditions the remaining 47%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15347
25446
35446
45446
55545
65545
75545
85545
95545
105545
115545
125545
135446
145347
155347
165347
175248
185248
195248
205149
215050
225149
235050
245050
255149
265050
275050
285050
295149
305149
315248

Chance of precipitation in January

Any precipitation

Jupiter gets around 2.1 in of rain over 7.7 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 24% and peaks near 27% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
127
227
327
426
526
626
726
826
926
1025
1125
1225
1324
1424
1524
1624
1723
1823
1923
2023
2123
2223
2323
2423
2523
2623
2723
2823
2923
3023
3123

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

Most of January feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, January lands in the dry band about 31% of days. Sticky, muggy-or-worse air turns up on roughly 28% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1251620328
2251620317
3261621317
4261621307
5271621306
6281621306
7281621295
8291621295
9301621284
10311722274
11311722273
12321722263
13321822252
14321822252
15331923242
16331923241
17332023231
18332023231
19332023231
20332023221
21332024221
22332024221
23332024221
24332025221
25322025221
26322025221
27312025231
28312025231
29302025241
30302025241
31302025241

Wind in January

Winds average 12 mph in January.

Across January, daily wind ranges from about 12 mph on the calmest days to 12 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 10 h 18 min at the start of January to 10 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over January. Sunrise moves from 7:14 AM to 7:12 AM, and sunset from 5:33 PM to 5:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.37:145:33
210.37:145:34
310.37:145:35
410.47:145:35
510.47:155:36
610.47:155:37
710.47:155:37
810.47:155:38
910.47:155:39
1010.47:155:40
1110.47:155:40
1210.47:155:41
1310.47:155:42
1410.57:155:42
1510.57:155:43
1610.57:155:44
1710.57:155:45
1810.57:155:45
1910.57:155:46
2010.57:155:47
2110.57:155:48
2210.67:155:49
2310.67:145:49
2410.67:145:50
2510.67:145:51
2610.67:145:52
2710.77:135:52
2810.77:135:53
2910.77:135:54
3010.77:125:55
3110.77:125:55

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 3.31 kWh/m².

For context, solar energy here swings from a low near 3.06 kWh/m² to a high of 6.38 kWh/m² in May across the year — January's 3.31 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.1Moderate
23.1Moderate
33.1Moderate
43.1Moderate
53.1Moderate
63.2Moderate
73.2Moderate
83.2Moderate
93.2Moderate
103.2Moderate
113.2Moderate
123.2Moderate
133.3Moderate
143.3Moderate
153.3Moderate
163.3Moderate
173.3Moderate
183.3Moderate
193.4Moderate
203.4Moderate
213.4Moderate
223.4Moderate
233.4Moderate
243.5Moderate
253.5Moderate
263.5Moderate
273.5Moderate
283.5Moderate
293.6Moderate
303.6Moderate
313.6Moderate
Planning a trip in January

Hazard calendar for Jupiter

In seasonPeak

None of Jupiter's seasonal hazards are active in January. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Jupiter sits in the Atlantic hurricane belt; the season peaks August–October.

Jupiter's rainy season runs May–October, when most of the year's rain falls.

Atlantic hurricane
Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is January a good time to visit Jupiter?

Our two travel scores rate January for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

7.0
Sightseeing
6th-best month of the year
4.8
Beach & pool
12th-best month of the year

January is one of the better times to visit Jupiter for general sightseeing.

What to pack for Jupiter in January

From January's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In January, Jupiter sees daytime highs around 71°F and nights near 65°F. Little to plan around — just the basics. About 8 days see rain.

Sea temperature near Jupiter in January

The nearest coast averages about 74°F in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 13 mi away) is warmest in August at about 84°F and coldest in February near 74°F.

The water stays above 68°F all year — warm enough for a swim any month.

75°80°85°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan74Refreshing
Feb74Refreshing
Mar75Refreshing
Apr76Warm
May79Warm
Jun82Warm
Jul83Tropical
Aug84Tropical
Sep84Tropical
Oct82Warm
Nov79Warm
Dec77Warm

UV index in Jupiter in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Jupiter peaks around July 12 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 5 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighModerateJul 12UV 11Dec 18UV 5
UV index (midday)Level
Jan5High
Feb7Very high
Mar9Very high
Apr9Very high
May9Very high
Jun11Extreme
Jul12Extreme
Aug11Extreme
Sep9Very high
Oct8Very high
Nov6High
Dec5Moderate

Air quality in Jupiter in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Jupiter is worst in July — around 20 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (December, 8 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1819 µg/m³Dec 138 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb10Good
Mar11Good
Apr11Good
May11Good
Jun15Moderate
Jul20Moderate
Aug17Moderate
Sep12Good
Oct9Good
Nov8Good
Dec8Good
Location & terrain

Where is Jupiter?

Jupiter sits at 26.9°N, 80.1°W, 3 ft above sea level, in United States. The nearest listed city is Palm Beach Gardens, 8.1 mi away.

Topography around Jupiter

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Jupiter.

Within 2 miles, the terrain around Jupiter has only modest variations in elevation — a maximum elevation change of 39 ft around an average of 10 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 66 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 210 ft.

The land around Jupiter is covered by artificial surfaces (42%), trees (23%) and water (22%) within 2 miles, water (44%) and trees (26%) within 10 miles, and water (44%) within 50 miles.

2 miles
39 ft
10 miles
66 ft
50 miles
210 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
January weather nearby: Palm Beach Gardens 8.1 mi · Riviera Beach 11 mi · The Acreage 14 mi · West Palm Beach 16 mi · Royal Palm Beach 18 mi · Palm City 19 mi · Palm Springs 21 mi · Stuart 21 mi

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
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

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 Jupiter (26.9342°, -80.0942°, elevation 3 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).