Jacksonville weather in October

In October, Jacksonville sees average daytime highs of 74°F and overnight lows near 56°F, with 4.0 in of rain across 8.5 wet days and about 11.1 hours of daylight. It is the 6th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 78°F in the first days to 70°F by the end. The sky is clear or mostly clear about 44% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 42 min at the start of October to 10 h 36 min by month's end. Set against the rest of the year, October is Jacksonville's 2nd-clearest and 8th-windiest month. For the whole year in context, see Jacksonville's year-round climate.

Daytime high
74°
6th warmest
Overnight low
56°
7th coldest
Rainfall
4.0 in
8.5 wet days
Daylight
11 h 06 min
6:21 AM – 5:28 PM
Cloud cover
49%
2nd clearest
Wind
6 mph
8th windiest
Solar energy
3.74 kWh/m²
Travel score
7.1
out of 10

Jacksonville is city in Onslow County, North Carolina, United States.

Density
513/km²
people per km²
Founded
1757

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 78°F in the first days to 70°F by the end.

A typical October day in Jacksonville reaches about 74°F in the afternoon and slips back to 56°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 65°F and 82°F. Set against its neighbours, October runs about 8°F cooler than September and about 9°F warmer than November.

40°60°80°151015202531
Avg high (°F)Avg low (°F)
17862
27861
37861
47761
57760
67760
77659
87659
97659
107658
117558
127557
137557
147456
157456
167455
177455
187355
197354
207354
217353
227253
237253
247252
257152
267152
277151
287051
297051
307050
316950

How October really feels in Jacksonville

Once humidity and wind are folded in, October 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

October 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 October compares with the rest of the year at a glance. October is the 6th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan55° / 37°3.690.69.93.7
Feb58° / 39°3.38.90.510.74.4
Mar64° / 44°3.69.40.111.76.0
Apr73° / 53°3.38.8012.87.0
May79° / 61°4.111013.86.5
Jun85° / 69°5.615.5014.34.5
Jul87° / 73°6.719.8014.13.6
Aug86° / 72°6.817.3013.34.1
Sep82° / 66°6.513.3012.25.7
Oct74° / 56°4.08.5011.17.1
Nov65° / 45°3.67.9010.26.4
Dec58° / 40°3.69.40.19.74.5

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 44% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 12% of October, with mostly cloudy or overcast conditions the remaining 43%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25149
35248
45248
55248
65248
75347
85446
95446
105446
115545
125545
135644
145743
155743
165842
175941
185941
196040
206040
216139
226139
236139
246139
256040
266040
276040
285941
295842
305842
315842

Chance of precipitation in October

Any precipitation

Jacksonville gets around 4.0 in of rain over 8.5 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 29% and peaks near 37% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
137
236
336
435
534
633
733
832
932
1031
1131
1231
1330
1429
1529
1628
1727
1827
1926
2026
2125
2225
2325
2425
2525
2625
2725
2825
2925
3026
3126

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the dry band about 43% of days. Sticky, muggy-or-worse air turns up on roughly 20% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
122142321191
223142420181
324152420171
425152419161
526162418141
628172418131
729172417121
830182417111
932182316101
103319231691
113519231580
123619221480
133819221470
144019221360
154219211350
164418211250
174618201140
184818201130
195117191030
205117191030
215317181020
22551618920
23551618920
24571517920
25571517920
26601416910
27601416910
28611415910
29611415910
30621315910
31631314910

Wind in October

Winds average 6 mph in October.

Across October, daily wind ranges from about 6 mph on the calmest days to 7 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
297calm
307calm
317calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 42 min at the start of October to 10 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over October. Sunrise moves from 6:09 AM to 6:35 AM, and sunset from 5:48 PM to 5:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:095:48
211.66:105:47
311.66:115:46
411.56:115:44
511.56:125:43
611.56:135:41
711.46:145:40
811.46:155:39
911.46:155:37
1011.36:165:36
1111.36:175:35
1211.36:185:33
1311.26:195:32
1411.26:205:31
1511.16:215:29
1611.16:215:28
1711.16:225:27
1811.06:235:26
1911.06:245:24
2011.06:255:23
2110.96:265:22
2210.96:275:21
2310.96:285:20
2410.86:295:19
2510.86:295:18
2610.86:305:16
2710.76:315:15
2810.76:325:14
2910.76:335:13
3010.66:345:12
3110.66:355:11

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.74 kWh/m².

For context, solar energy here swings from a low near 2.38 kWh/m² to a high of 6.04 kWh/m² in May across the year — October's 3.74 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
14.0Moderate
24.0Moderate
33.9Moderate
43.9Moderate
53.9Moderate
63.9Moderate
73.9Moderate
83.8Moderate
93.8Moderate
103.8Moderate
113.8Moderate
123.8Moderate
133.8Moderate
143.8Moderate
153.8Moderate
163.8Moderate
173.8Moderate
183.7Moderate
193.7Moderate
203.7Moderate
213.7Moderate
223.7Moderate
233.6Moderate
243.6Moderate
253.6Moderate
263.5Moderate
273.5Moderate
283.5Moderate
293.4Moderate
303.4Moderate
313.4Moderate
Planning a trip in October

Hazard calendar for Jacksonville

In seasonPeak

In October, Jacksonville sits inside its atlantic hurricane 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.

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

Is October a good time to visit Jacksonville?

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

7.1
Sightseeing
1st-best month of the year
5.5
Beach & pool
5th-best month of the year

October is one of the better times to visit Jacksonville for general sightseeing.

What to pack for Jacksonville in October

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

In October, Jacksonville sees daytime highs around 74°F and nights near 56°F. Worth packing: light clothes and rain gear. About 9 days see rain.

light clothesrain gear

Sea temperature near Jacksonville in October

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

The sea at the nearest coast (about 19 mi away) is warmest in August at about 82°F and coldest in February near 58°F.

It's comfortable for a long swim from May 6 to Nov 13 — about 6.3 months when the water holds above 68°F.

60°70°80°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan60Cool
Feb58Bracing
Mar60Cool
Apr64Cool
May70Refreshing
Jun77Warm
Jul81Warm
Aug82Warm
Sep80Warm
Oct74Refreshing
Nov67Cool
Dec63Cool

UV index in Jacksonville in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October 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 Jacksonville peaks around July 14 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateJul 14UV 9Dec 19UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr7Very high
May8Very high
Jun9Very high
Jul9Very high
Aug8Very high
Sep7Very high
Oct5Moderate
Nov4Moderate
Dec2Moderate

Air quality in Jacksonville in October

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Jacksonville is worst in March — around 21 µg/m³ PM2.5 (moderate), about 3.3× the cleanest month (December, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMar 1720 µg/m³Dec 136 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb13Moderate
Mar21Moderate
Apr14Moderate
May13Moderate
Jun17Moderate
Jul17Moderate
Aug14Moderate
Sep10Good
Oct8Good
Nov7Good
Dec6Good
Location & terrain

Where is Jacksonville?

Jacksonville sits at 34.8°N, 77.4°W, 13 ft above sea level, in United States. The nearest listed city is Havelock, 31 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 85 ft around an average of 26 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 246 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 289 ft.

The land around Jacksonville is covered by trees (55%) within 2 miles, trees (69%) within 10 miles, and trees (56%) and water (25%) within 50 miles.

2 miles
85 ft
10 miles
246 ft
50 miles
289 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
October weather nearby: Havelock 31 mi · New Bern 33 mi · Kinston 36 mi · Wilmington 47 mi · Leland 49 mi · Goldsboro 54 mi · Greenville 60 mi · Wilson 72 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 Jacksonville (34.754°, -77.4302°, elevation 13 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).