Middletown weather in October

In October, Middletown sees average daytime highs of 63°F and overnight lows near 47°F, with 4.1 in of precipitation across 9.3 wet days and about 10.9 hours of daylight. It is the 6th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 68°F in the first days to 58°F by the end. The sky is clear or mostly clear about 38% 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 12 min by month's end. Set against the rest of the year, October is Middletown's 1st-clearest and 7th-windiest month. For the whole year in context, see Middletown's year-round climate.

Daytime high
63°
6th warmest
Overnight low
47°
7th coldest
Precipitation
4.1 in
9.3 wet days
Daylight
10 h 54 min
6:10 AM – 5:01 PM
Cloud cover
54%
1st clearest
Wind
7 mph
7th windiest
Solar energy
3.09 kWh/m²
Travel score
5.6
out of 10

Middletown is city in Middlesex County, Connecticut, United States.

Density
426/km²
people per km²
Founded
1651

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 68°F in the first days to 58°F by the end.

A typical October day in Middletown reaches about 63°F in the afternoon and slips back to 47°F overnight — a 16°F spread between the day's warmth and the night's chill. On most days the high lands between 53°F and 72°F. Set against its neighbours, October runs about 11°F cooler than September and about 11°F warmer than November.

20°40°60°80°151015202531
Avg high (°F)Avg low (°F)
16852
26852
36851
46751
56750
66750
76650
86649
96549
106549
116548
126448
136447
146447
156347
166347
176246
186246
196246
206145
216145
226045
236044
246044
255944
265943
275843
285843
295842
305742
315742

How October really feels in Middletown

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.

Middletown weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan37° / 23°3.49.55.49.30.0
Feb39° / 24°3.08.64.610.30.0
Mar47° / 31°4.110.53.611.71.5
Apr58° / 41°3.7110.613.14.2
May68° / 50°3.311.1014.36.0
Jun77° / 60°3.811.70156.4
Jul83° / 66°3.610.8014.75.7
Aug81° / 65°4.210.2013.76.4
Sep74° / 57°3.98.6012.37.0
Oct63° / 47°4.19.30.210.95.6
Nov52° / 37°3.48.40.89.72.8
Dec42° / 29°4.210.33.890.3

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time in October, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 15% of October, with mostly cloudy or overcast conditions the remaining 47%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25347
35347
45347
55446
65446
75446
85446
95545
105545
115545
125545
135446
145446
155446
165446
175446
185446
195446
205347
215347
225347
235248
245248
255248
265149
275149
285149
295149
305149
315149

Chance of precipitation in October

Any precipitation

Middletown gets around 4.1 in of rain and snow over 9.3 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 30% and peaks near 31% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%151015202531
Rain chance (%)
131
231
331
431
531
631
731
831
931
1031
1131
1231
1331
1431
1531
1631
1731
1831
1931
2031
2130
2230
2330
2430
2530
2630
2729
2829
2929
3029
3128

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 82% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
16417127
26617116
36816115
46916105
5711694
6721594
7741583
8761473
9761473
10791362
11791362
12811252
13821242
14831142
15831142
16861031
1787931
1887931
1988831
2089731
2189731
2289731
2390631
2490631
2590631
2690631
2790631
2892620
2992620
3092620
3192620

Wind in October

Winds average 7 mph in October.

Across October, daily wind ranges from about 7 mph on the calmest days to 8 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
177light breeze
187light breeze
198light breeze
208light breeze
218light breeze
228light breeze
238light breeze
248light breeze
258light breeze
268light breeze
278light breeze
288light breeze
298light breeze
308light breeze
318light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 36 min at the start of October to 10 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 84 minutes over October. Sunrise moves from 5:53 AM to 6:28 AM, and sunset from 5:26 PM to 4:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.65:535:26
211.55:545:25
311.55:555:23
411.45:565:21
511.45:575:19
611.35:585:18
711.35:595:16
811.26:015:14
911.26:025:13
1011.16:035:11
1111.16:045:09
1211.06:055:08
1311.06:065:06
1411.06:075:05
1510.96:095:03
1610.96:105:01
1710.86:115:00
1810.86:124:58
1910.76:134:57
2010.76:144:55
2110.66:164:54
2210.66:174:53
2310.66:184:51
2410.56:194:50
2510.56:204:48
2610.46:224:47
2710.46:234:46
2810.36:244:44
2910.36:254:43
3010.36:274:42
3110.26:284:41

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.09 kWh/m².

For context, solar energy here swings from a low near 1.71 kWh/m² to a high of 6.14 kWh/m² in June across the year — October's 3.09 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.6Moderate
23.6Moderate
33.5Moderate
43.5Moderate
53.5Moderate
63.4Moderate
73.4Moderate
83.4Moderate
93.3Moderate
103.3Moderate
113.3Moderate
123.2Moderate
133.2Moderate
143.2Moderate
153.1Moderate
163.1Moderate
173.1Moderate
183.0Moderate
193.0Moderate
203.0Moderate
212.9Moderate
222.9Moderate
232.9Moderate
242.8Moderate
252.8Moderate
262.7Moderate
272.7Moderate
282.7Moderate
292.6Moderate
302.6Moderate
312.6Moderate
Planning a trip in October

Hazard calendar for Middletown

In seasonPeak

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

Middletown 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 Middletown?

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

5.6
Sightseeing
6th-best month of the year
1.5
Beach & pool
6th-best month of the year

October is a reasonable time to visit Middletown for sightseeing.

What to pack for Middletown in October

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

In October, Middletown sees daytime highs around 63°F and nights near 47°F. Worth packing: rain gear. About 9 days see rain.

rain gear

Sea temperature near Middletown in October

The nearest coast averages about 64°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 30 mi away) is warmest in August at about 72°F and coldest in February near 36°F.

It's comfortable for a long swim from Jul 8 to Sep 25 — about 2.6 months when the water holds above 68°F.

30°40°50°60°70°80°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°F)Comfort
Jan40Bracing
Feb36Bracing
Mar38Bracing
Apr44Bracing
May53Bracing
Jun63Cool
Jul70Refreshing
Aug72Refreshing
Sep70Refreshing
Oct64Cool
Nov55Bracing
Dec47Bracing

UV index in Middletown in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Middletown peaks around July 11 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 23 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 11UV 8Dec 23UV 1
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May7Very high
Jun7Very high
Jul8Very high
Aug5High
Sep6High
Oct3Moderate
Nov2Moderate
Dec1Low

Air quality in Middletown 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 Middletown is worst in July — around 20 µg/m³ PM2.5 (moderate), about 2.7× the cleanest month (November, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1120 µg/m³Nov 188 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb13Moderate
Mar14Moderate
Apr16Moderate
May19Moderate
Jun20Moderate
Jul20Moderate
Aug17Moderate
Sep13Moderate
Oct9Good
Nov8Good
Dec9Good
Location & terrain

Where is Middletown?

Middletown sits at 41.6°N, 72.7°W, 39 ft above sea level, in United States. The nearest listed city is Meriden, 8.1 mi away.

Topography around Middletown

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

Within 2 miles, the terrain around Middletown has only modest variations in elevation — a maximum elevation change of 400 ft around an average of 98 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,027 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,923 ft.

The land around Middletown is covered by trees (54%) within 2 miles, trees (78%) within 10 miles, and trees (71%) and water (20%) within 50 miles.

2 miles
400 ft
10 miles
1,027 ft
50 miles
1,923 ft
treesgrasslandcroplandartificial surfaceswaterwetland
October weather nearby: Meriden 8.1 mi · New Britain 9.3 mi · Newington 9.9 mi · Wethersfield 11 mi · Glastonbury 11 mi · Wallingford 12 mi · Wallingford Center 12 mi · Southington 12 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 Middletown (41.5623°, -72.6506°, elevation 39 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).