Plainville weather in August

In August, Plainville sees average daytime highs of 82°F and overnight lows near 63°F, with 3.9 in of rain across 10.1 wet days and about 13.7 hours of daylight. It is the 2nd-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 83°F in the first days to 80°F by the end. The sky is clear or mostly clear about 31% of the time in August, and the air most often feels humid.

Daylight stretches from about 14 h 18 min at the start of August to 13 hours by month's end. Set against the rest of the year, August is Plainville's 3rd-clearest and 12th-windiest month. For the whole year in context, see Plainville's year-round climate.

Daytime high
82°
2nd warmest
Overnight low
63°
11th coldest
Rainfall
3.9 in
10.1 wet days
Daylight
13 h 42 min
5:05 AM – 6:46 PM
Cloud cover
58%
3rd clearest
Wind
5 mph
12th windiest
Solar energy
5.2 kWh/m²
Travel score
6.3
out of 10

Plainville is town in Connecticut, United States.

Density
682/km²
people per km²

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 83°F in the first days to 80°F by the end.

A typical August day in Plainville reaches about 82°F in the afternoon and slips back to 63°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 74°F and 90°F. Set against its neighbours, August runs about 2°F cooler than July and about 7°F warmer than September.

50°60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
18365
28365
38365
48365
58365
68365
78365
88365
98364
108364
118264
128264
138264
148264
158264
168263
178263
188163
198163
208163
218162
228162
238162
248062
258062
268062
278061
288061
298061
308061
317961

How August really feels in Plainville

Once humidity and wind are folded in, August 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

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

Plainville weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan36° / 21°3.39.35.59.30.0
Feb39° / 23°3.08.6510.30.0
Mar47° / 30°4.110.5411.71.5
Apr59° / 40°3.610.9113.14.4
May69° / 50°3.311014.36.2
Jun78° / 59°3.811.50156.4
Jul84° / 65°3.510.6014.75.5
Aug82° / 63°3.910.1013.76.3
Sep74° / 56°3.88.5012.37.0
Oct62° / 45°4.19.20.210.95.5
Nov51° / 35°3.38.50.99.62.6
Dec41° / 27°4.110.14.490.2

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 31% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 19% of August, with mostly cloudy or overcast conditions the remaining 49%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25248
35248
45248
55149
65149
75149
85050
95050
104951
114951
124852
134852
144951
154753
164852
174852
184951
195050
205050
215149
225149
235248
245248
255248
265347
275347
285347
295446
305347
315347

Chance of precipitation in August

Any precipitation

Plainville gets around 3.9 in of rain over 10.1 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 32% and peaks near 35% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
135
235
335
434
534
635
735
835
935
1035
1135
1235
1335
1435
1535
1635
1734
1834
1933
2033
2132
2231
2330
2429
2529
2628
2727
2827
2927
3026
3126

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the humid band about 25% of days. Sticky, muggy-or-worse air turns up on roughly 31% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
11521282611
21521282511
31621272511
41621272511
51721272411
61721272411
71721272411
81721272411
91721272411
101721272411
111822272410
121822262410
131822262410
14182226249
15182327249
16192327239
17192327238
18192427238
19202426238
20202426227
21212525227
22222524217
23232624217
24242623207
25252622206
26262622196
27272622196
28282622186
29292621186
30302621176
31312521176

Wind in August

Winds average 5 mph in August, the calmest month.

Across August, daily wind ranges from about 5 mph on the calmest days to 5 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 18 min at the start of August to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 78 minutes over August. Sunrise moves from 4:49 AM to 5:21 AM, and sunset from 7:06 PM to 6:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.34:497:06
214.24:507:05
314.24:517:03
414.24:527:02
514.14:537:01
614.14:547:00
714.14:556:59
814.04:566:57
914.04:576:56
1013.94:586:55
1113.95:006:53
1213.95:016:52
1313.85:026:51
1413.85:036:49
1513.75:046:48
1613.75:056:46
1713.65:066:45
1813.65:076:43
1913.65:086:42
2013.55:096:40
2113.55:106:39
2213.45:116:37
2313.45:126:36
2413.35:136:34
2513.35:146:32
2613.35:156:31
2713.25:166:29
2813.25:176:27
2913.15:196:26
3013.15:206:24
3113.05:216:22

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.2 kWh/m².

For context, solar energy here swings from a low near 1.68 kWh/m² to a high of 5.95 kWh/m² in June across the year — August's 5.2 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.5Bright
55.4Bright
65.4Bright
75.4Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.2Bright
135.2Bright
145.2Bright
155.2Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
284.9Bright
294.9Bright
304.9Bright
314.8Bright
Planning a trip in August

Hazard calendar for Plainville

In seasonPeak

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

Plainville 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 August a good time to visit Plainville?

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

6.3
Sightseeing
3rd-best month of the year
6.7
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Plainville for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Plainville in August

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

In August, Plainville sees daytime highs around 82°F and nights near 63°F. Pack light clothes. Worth having: rain gear and sun protection. About 10 days see rain.

light clothesrain gearsun protection

Sea temperature near Plainville in August

The nearest coast averages about 73°F in August — 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 73°F and coldest in February near 36°F.

It's comfortable for a long swim from Jul 4 to Sep 28 — about 2.9 months when the water holds above 68°F.

30°40°50°60°70°80°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan39Bracing
Feb36Bracing
Mar37Bracing
Apr44Bracing
May54Bracing
Jun64Cool
Jul71Refreshing
Aug73Refreshing
Sep71Refreshing
Oct64Cool
Nov55Bracing
Dec46Bracing

UV index in Plainville in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Plainville 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 Plainville in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Plainville is worst in July — around 15 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (November, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1615 µg/m³Nov 197 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb11Good
Mar12Good
Apr12Good
May13Moderate
Jun14Moderate
Jul15Moderate
Aug13Moderate
Sep11Good
Oct9Good
Nov7Good
Dec8Good
Location & terrain

Where is Plainville?

Plainville sits at 41.7°N, 72.9°W, 190 ft above sea level, in United States. The nearest listed city is Farmington, 3.1 mi away.

Topography around Plainville

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

Within 2 miles, the terrain around Plainville has only modest variations in elevation — a maximum elevation change of 538 ft around an average of 272 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,175 ft; within 50 miles, large variations in elevation — a maximum elevation change of 2,585 ft.

The land around Plainville is covered by trees (67%) within 2 miles, trees (78%) within 10 miles, and trees (77%) within 50 miles.

2 miles
538 ft
10 miles
1,175 ft
50 miles
2,585 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Farmington 3.1 mi · New Britain 4.3 mi · Bristol 5.0 mi · Southington 5.6 mi · Newington 6.8 mi · Wolcott 8.1 mi · West Hartford 8.7 mi · Avon 9.3 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 Plainville (41.6745°, -72.8582°, elevation 190 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).