Suffolk weather in August

In August, Suffolk sees average daytime highs of 86°F and overnight lows near 70°F, with 4.7 in of rain across 13.1 wet days and about 13.4 hours of daylight. It is the 2nd-warmest and 3rd-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 30% 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 Suffolk's 8th-clearest and 12th-windiest month. For the whole year in context, see Suffolk's year-round climate.

Daytime high
86°
2nd warmest
Overnight low
70°
11th coldest
Rainfall
4.7 in
13.1 wet days
Daylight
13 h 24 min
5:28 AM – 6:53 PM
Cloud cover
59%
8th clearest
Wind
6 mph
12th windiest
Solar energy
5.39 kWh/m²
Travel score
4.7
out of 10

Suffolk is independent city in Virginia, United States.

Density
79/km²
people per km²
Founded
1742

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 Suffolk reaches about 86°F in the afternoon and slips back to 70°F overnight — a 15°F spread between the day's warmth and the night's chill. On most days the high lands between 79°F and 92°F. Set against its neighbours, August runs about 2°F cooler than July and about 5°F warmer than September.

60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
18772
28772
38772
48771
58771
68771
78771
88671
98671
108671
118671
128671
138671
148671
158671
168670
178670
188670
198670
208670
218570
228570
238570
248570
258569
268569
278569
288569
298569
308469
318469

How August really feels in Suffolk

Once humidity and wind are folded in, August averages 18 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
18
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.

Suffolk weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 3rd-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 August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 20% of August, with mostly cloudy or overcast conditions the remaining 51%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14753
24753
34753
44753
54753
64753
74753
84852
94852
104852
114951
124951
135050
145050
155050
165050
175050
185149
195149
205149
215149
225149
235149
245149
255149
265149
275050
285050
295050
305050
315050

Chance of precipitation in August

Any precipitation

Suffolk gets around 4.7 in of rain over 13.1 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 43% and peaks near 47% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
147
246
346
445
545
644
744
844
944
1044
1145
1245
1345
1444
1544
1644
1743
1843
1942
2042
2142
2241
2341
2441
2540
2640
2740
2840
2940
3040
3140

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 45% of days. Sticky, muggy-or-worse air turns up on roughly 79% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1031125565
2041125564
3041125564
4041225554
5041226544
6051326524
7051327514
8051327514
9051328504
10051329494
11051329484
12051330474
13051330474
14051431464
15051431454
16051432444
17051533434
18061534424
19051634413
20051635413
21051635403
22061735403
23061735393
24061835382
25061935382
26062034372
27162034372
28172133362
29172233362
30272232362
31272331362

Wind in August

Winds average 6 mph in August, the calmest month.

Across August, daily wind ranges from about 6 mph on the calmest days to 6 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
296calm
306calm
316calm

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 5:15 AM to 5:41 AM, and sunset from 7:09 PM to 6:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.95:157:09
213.95:167:08
313.85:177:07
413.85:187:06
513.85:197:05
613.75:207:04
713.75:207:03
813.75:217:02
913.75:227:01
1013.65:237:00
1113.65:246:59
1213.65:256:58
1313.55:256:57
1413.55:266:55
1513.45:276:54
1613.45:286:53
1713.45:296:52
1813.35:306:50
1913.35:316:49
2013.35:316:48
2113.25:326:46
2213.25:336:45
2313.25:346:44
2413.15:356:42
2513.15:366:41
2613.15:366:39
2713.05:376:38
2813.05:386:37
2912.95:396:35
3012.95:406:34
3112.95:416:32

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.39 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 — August's 5.39 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.4Bright
135.4Bright
145.4Bright
155.4Bright
165.4Bright
175.4Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.1Bright
285.1Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in August

Hazard calendar for Suffolk

In seasonPeak

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

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 August a good time to visit Suffolk?

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

4.7
Sightseeing
8th-best month of the year
6.3
Beach & pool
3rd-best month of the year

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

What to pack for Suffolk in August

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

In August, Suffolk sees daytime highs around 86°F and nights near 70°F. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

Sea temperature near Suffolk in August

The nearest coast averages about 79°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 37 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 Suffolk in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in 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 Suffolk 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 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 Suffolk?

Suffolk sits at 36.7°N, 76.6°W, 49 ft above sea level, in United States. The nearest listed city is South Suffolk, 0.6 mi away.

Topography around Suffolk

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

Within 2 miles, the terrain around Suffolk has only modest variations in elevation — a maximum elevation change of 121 ft around an average of 43 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 Suffolk is covered by trees (55%) within 2 miles, trees (70%) within 10 miles, and trees (53%) and water (24%) within 50 miles.

2 miles
121 ft
10 miles
167 ft
50 miles
341 ft
treesgrasslandcroplandartificial surfaceswaterwetland
August weather nearby: South Suffolk 0.6 mi · Portsmouth Heights 14 mi · Portsmouth 17 mi · Chesapeake 18 mi · Norfolk 19 mi · Newport News 19 mi · Hampton 25 mi · East Hampton 25 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 Suffolk (36.7284°, -76.585°, elevation 49 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).