Chester weather in August

In August, Chester sees average daytime highs of 86°F and overnight lows near 70°F, with 4.4 in of rain across 11 wet days and about 13.4 hours of daylight. It is the 2nd-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 86°F through the month. The sky is clear or mostly clear about 29% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 13 h 54 min at the start of August to 12 h 54 min by month's end. Set against the rest of the year, August is Chester's 8th-clearest and 12th-windiest month. For the whole year in context, see Chester's year-round climate.

Daytime high
86°
2nd warmest
Overnight low
70°
11th coldest
Rainfall
4.4 in
11 wet days
Daylight
13 h 24 min
5:30 AM – 6:57 PM
Cloud cover
58%
8th clearest
Wind
5 mph
12th windiest
Solar energy
5.32 kWh/m²
Travel score
4.8
out of 10

Chester is census-designated place (CDP) in Chesterfield County, Virginia, United States.

Density
610/km²
people per km²
Founded
1749

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 86°F through the month.

A typical August day in Chester reaches about 86°F in the afternoon and slips back to 70°F overnight — a 16°F spread between the day's warmth and the night's chill. On most days the high lands between 79°F and 94°F. Set against its neighbours, August runs about 2°F cooler than July and about 6°F warmer than September.

60°70°80°90°100°151015202531
Avg high (°F)Avg low (°F)
18771
28771
38771
48771
58771
68771
78771
88770
98770
108770
118770
128670
138670
148670
158670
168670
178670
188669
198669
208669
218669
228669
238569
248569
258569
268569
278568
288568
298568
308568
318468

How August really feels in Chester

Once humidity and wind are folded in, August averages 14 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
14
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

The story in August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Chester weather by month

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

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan48° / 32°3.58.91.89.71.9
Feb51° / 33°3.08.61.810.62.7
Mar59° / 40°4.010.20.811.74.7
Apr69° / 50°3.29.5012.96.5
May77° / 58°3.410.70146.7
Jun85° / 67°3.811.2014.55.2
Jul88° / 71°4.313014.34.1
Aug86° / 70°4.411013.44.8
Sep80° / 63°4.69.6012.36.5
Oct70° / 52°3.77.70117.0
Nov60° / 41°3.27.80105.1
Dec52° / 35°3.48.70.99.52.8

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 21% of August, with mostly cloudy or overcast conditions the remaining 49%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24852
34951
44951
54951
65050
75149
85050
95050
105050
115050
125149
135050
145050
155050
165050
175149
185149
195248
205248
215248
225248
235347
245347
255248
265248
275248
285149
295149
305050
315149

Chance of precipitation in August

Any precipitation

Chester gets around 4.4 in of rain over 11 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 37% and peaks near 41% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
141
241
340
439
539
638
738
838
938
1039
1139
1239
1339
1439
1539
1639
1738
1838
1937
2036
2136
2235
2334
2434
2533
2632
2732
2832
2932
3032
3133

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the oppressive band about 36% of days. Sticky, muggy-or-worse air turns up on roughly 72% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1151433461
2251433451
3261533441
4261533441
5261633431
6261633421
7261733411
8261733411
9261733401
10261734401
11261834391
12251834392
13251834382
14251835382
15251935372
16251935362
17252036352
18252037342
19262037332
20262138322
21262138322
22262139311
23272139311
24272138301
25282238301
26282237291
27292237291
28392336281
293102335280
304102335280
314112334270

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 13 h 54 min at the start of August to 12 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 60 minutes over August. Sunrise moves from 5:18 AM to 5:43 AM, and sunset from 7:14 PM to 6:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.95:187:14
213.95:187:13
313.95:197:12
413.95:207:11
513.85:217:10
613.85:227:09
713.85:237:08
813.75:247:07
913.75:247:06
1013.75:257:05
1113.65:267:03
1213.65:277:02
1313.65:287:01
1413.55:297:00
1513.55:306:59
1613.45:306:57
1713.45:316:56
1813.45:326:55
1913.35:336:53
2013.35:346:52
2113.35:356:51
2213.25:366:49
2313.25:366:48
2413.25:376:46
2513.15:386:45
2613.15:396:44
2713.05:406:42
2813.05:416:41
2913.05:426:39
3012.95:436:38
3112.95:436:36

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.32 kWh/m².

For context, solar energy here swings from a low near 2.14 kWh/m² to a high of 6.15 kWh/m² in June across the year — August's 5.32 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.4Bright
95.4Bright
105.4Bright
115.4Bright
125.4Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.2Bright
215.2Bright
225.2Bright
235.2Bright
245.1Bright
255.1Bright
265.1Bright
275.0Bright
285.0Bright
295.0Bright
304.9Bright
314.9Bright
Planning a trip in August

Is August a good time to visit Chester?

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

4.8
Sightseeing
7th-best month of the year
6.6
Beach & pool
2nd-best month of the year

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

What to pack for Chester in August

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

In August, Chester sees daytime highs around 86°F and nights near 70°F. Pack light clothes. Worth having: rain gear and sun protection. About 11 days see rain.

light clothesrain gearsun protection

UV index in Chester in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Chester peaks around June 22 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 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJun 22UV 9Dec 19UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5High
Apr7High
May8Very high
Jun9Very high
Jul9Very high
Aug8Very high
Sep7High
Oct4Moderate
Nov3Moderate
Dec2Low

Air quality in Chester 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 Chester is worst in July — around 17 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (November, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1416 µg/m³Nov 217 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar10Good
Apr11Good
May13Moderate
Jun15Moderate
Jul17Moderate
Aug14Moderate
Sep11Good
Oct8Good
Nov7Good
Dec7Good
Location & terrain

Where is Chester?

Chester sits at 37.4°N, 77.4°W, 174 ft above sea level, in United States. The nearest listed city is Colonial Heights, 6.2 mi away.

Topography around Chester

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

Within 2 miles, the terrain around Chester has only modest variations in elevation — a maximum elevation change of 197 ft around an average of 177 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 669 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 915 ft.

The land around Chester is covered by trees (77%) within 2 miles, trees (71%) within 10 miles, and trees (79%) within 50 miles.

2 miles
197 ft
10 miles
669 ft
50 miles
915 ft
treesgrasslandcroplandartificial surfaceswaterwetland
August weather nearby: Colonial Heights 6.2 mi · Meadowbrook 6.8 mi · Petersburg 9.3 mi · Hopewell 9.3 mi · Bon Air 13 mi · Richmond 14 mi · Highland Springs 14 mi · Midlothian 16 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 Chester (37.3568°, -77.4416°, elevation 174 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. 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).