South Suffolk weather in October

In October, South Suffolk sees average daytime highs of 71°F and overnight lows near 54°F, with 3.7 in of rain across 7.7 wet days and about 11.1 hours of daylight. It is the 6th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 76°F in the first days to 67°F by the end. The sky is clear or mostly clear about 43% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 36 min at the start of October to 10 h 30 min by month's end. Set against the rest of the year, October is South Suffolk's 1st-clearest and 8th-windiest month. For the whole year in context, see South Suffolk's year-round climate.

Daytime high
71°
6th warmest
Overnight low
54°
7th coldest
Rainfall
3.7 in
7.7 wet days
Daylight
11 hours
6:20 AM – 5:23 PM
Cloud cover
50%
1st clearest
Wind
7 mph
8th windiest
Solar energy
3.53 kWh/m²
Travel score
7.1
out of 10

South Suffolk is human settlement in United States of America.

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 76°F in the first days to 67°F by the end.

A typical October day in South Suffolk reaches about 71°F in the afternoon and slips back to 54°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 62°F and 81°F. Set against its neighbours, October runs about 9°F cooler than September and about 10°F warmer than November.

40°60°80°151015202531
Avg high (°F)Avg low (°F)
17660
27660
37659
47559
57558
67558
77458
87457
97457
107356
117356
127355
137255
147255
157254
167154
177153
187153
197052
207052
217051
226951
236951
246950
256850
266850
276849
286749
296749
306748
316648

How October really feels in South Suffolk

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.

South Suffolk weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan50° / 33°3.49.31.39.82.4
Feb53° / 35°3.18.81.210.63.0
Mar60° / 41°3.910.60.511.74.8
Apr69° / 50°3.49.5012.96.5
May77° / 59°3.810.8013.96.7
Jun84° / 67°4.111.7014.55.3
Jul88° / 72°5.014.9014.34.0
Aug86° / 70°4.713.1013.44.7
Sep80° / 65°4.810.9012.26.3
Oct71° / 54°3.77.7011.17.1
Nov61° / 43°3.48.40.1105.5
Dec54° / 37°3.59.50.69.53.3

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 43% of the time in October, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 13% of October, with mostly cloudy or overcast conditions the remaining 44%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25347
35248
45347
55347
65446
75446
85446
95545
105545
115545
125644
135644
145743
155842
165941
175941
185941
195941
205941
215941
225941
235941
245842
255743
265743
275743
285644
295644
305545
315545

Chance of precipitation in October

Any precipitation

South Suffolk gets around 3.7 in of rain over 7.7 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 26% and peaks near 29% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
129
229
328
428
527
627
726
826
926
1026
1127
1227
1326
1426
1526
1626
1725
1825
1925
2025
2125
2225
2325
2425
2525
2626
2726
2827
2928
3028
3129

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 55% of days. Sticky, muggy-or-worse air turns up on roughly 11% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
13118241710
2331924169
3341923158
4361923148
5381922137
6392022136
7412021126
8432020115
9442020115
10462119104
11482118104
1249211793
1350211793
1454201682
1556201572
1656201572
1760191461
1861191361
1963181351
2064181251
2166171241
2267161241
2368161141
2470151140
2571151040
2671151040
2771151040
287215940
297215940
307315840
317514830

Wind in October

Winds average 7 mph in October.

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

0246810151015202531
Wind speed (mph)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297light breeze
307light breeze
317light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 36 min at the start of October to 10 h 30 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 6:06 AM to 6:35 AM, and sunset from 5:44 PM to 5:05 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:065:44
211.66:075:43
311.66:085:41
411.56:095:40
511.56:105:38
611.46:115:37
711.46:125:35
811.46:135:34
911.36:145:32
1011.36:145:31
1111.26:155:30
1211.26:165:28
1311.26:175:27
1411.16:185:25
1511.16:195:24
1611.06:205:23
1711.06:215:21
1811.06:225:20
1910.96:235:19
2010.96:245:18
2110.96:255:16
2210.86:265:15
2310.86:275:14
2410.76:285:13
2510.76:295:11
2610.76:305:10
2710.66:315:09
2810.66:325:08
2910.66:335:07
3010.56:345:06
3110.56:355:05

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.53 kWh/m².

For context, solar energy here swings from a low near 2.17 kWh/m² to a high of 6.28 kWh/m² in June across the year — October's 3.53 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.9Moderate
23.9Moderate
33.9Moderate
43.8Moderate
53.8Moderate
63.8Moderate
73.7Moderate
83.7Moderate
93.7Moderate
103.7Moderate
113.6Moderate
123.6Moderate
133.6Moderate
143.6Moderate
153.6Moderate
163.5Moderate
173.5Moderate
183.5Moderate
193.5Moderate
203.4Moderate
213.4Moderate
223.4Moderate
233.3Moderate
243.3Moderate
253.3Moderate
263.2Moderate
273.2Moderate
283.1Moderate
293.1Moderate
303.1Moderate
313.0Moderate
Planning a trip in October

Hazard calendar for South Suffolk

In seasonPeak

In October, South Suffolk sits inside its atlantic hurricane season. The full year is below, with each hazard's peak months called out.

South Suffolk 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 South Suffolk?

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
4.7
Beach & pool
6th-best month of the year

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

What to pack for South Suffolk in October

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

In October, South Suffolk sees daytime highs around 71°F and nights near 54°F. Little to plan around — just the basics. About 8 days see rain.

Sea temperature near South Suffolk in October

The nearest coast averages about 68°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 38 mi away) is warmest in August at about 79°F and coldest in February near 41°F.

It's comfortable for a long swim from Jun 3 to Oct 14 — about 4.4 months when the water holds above 68°F.

40°50°60°70°80°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan44Bracing
Feb41Bracing
Mar45Bracing
Apr54Bracing
May63Cool
Jun72Refreshing
Jul78Warm
Aug79Warm
Sep76Warm
Oct68Cool
Nov57Bracing
Dec49Bracing

UV index in South Suffolk in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks 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 South Suffolk peaks around July 12 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 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 12UV 9Dec 19UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5High
Apr7High
May8Very high
Jun9Very high
Jul9Very high
Aug7Very high
Sep7High
Oct4Moderate
Nov3Moderate
Dec2Moderate

Air quality in South Suffolk 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 South Suffolk is worst in July — around 16 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (November, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1216 µg/m³Nov 237 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar11Good
Apr12Good
May13Moderate
Jun16Moderate
Jul16Moderate
Aug14Moderate
Sep11Good
Oct7Good
Nov7Good
Dec7Good
Location & terrain

Where is South Suffolk?

South Suffolk sits at 36.7°N, 76.6°W, 52 ft above sea level, in United States. The nearest listed city is Suffolk, 0.6 mi away.

Topography around South Suffolk

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

Within 2 miles, the terrain around South Suffolk has only modest variations in elevation — a maximum elevation change of 125 ft around an average of 52 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 167 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 341 ft.

The land around South Suffolk is covered by trees (58%) within 2 miles, trees (71%) within 10 miles, and trees (53%) and water (24%) within 50 miles.

2 miles
125 ft
10 miles
167 ft
50 miles
341 ft
treesgrasslandcroplandartificial surfaceswaterwetland
October weather nearby: Suffolk 0.6 mi · Portsmouth Heights 14 mi · Portsmouth 18 mi · Chesapeake 19 mi · Norfolk 19 mi · Newport News 21 mi · Hampton 25 mi · East Hampton 26 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 South Suffolk (36.7171°, -76.5902°, elevation 52 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).