Greenwood weather in August

In August, Greenwood sees average daytime highs of 89°F and overnight lows near 71°F, with 3.7 in of rain across 12.2 wet days and about 13.3 hours of daylight. It is the 2nd-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 89°F through the month. The sky is clear or mostly clear about 28% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 13 h 42 min at the start of August to 12 h 48 min by month's end. Set against the rest of the year, August is Greenwood's 10th-clearest and 12th-windiest month. For the whole year in context, see Greenwood's year-round climate.

Daytime high
89°
2nd warmest
Overnight low
71°
11th coldest
Rainfall
3.7 in
12.2 wet days
Daylight
13 h 18 min
5:54 AM – 7:11 PM
Cloud cover
59%
10th clearest
Wind
4 mph
12th windiest
Solar energy
5.45 kWh/m²
Travel score
4.0
out of 10

Greenwood is city in and the county seat of Greenwood County, South Carolina, United States.

Density
553/km²
people per km²
Founded
1823

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 89°F through the month.

A typical August day in Greenwood reaches about 89°F in the afternoon and slips back to 71°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 82°F and 95°F. Set against its neighbours, August runs about 2°F cooler than July and about 5°F warmer than September.

60°70°80°90°100°151015202531
Avg high (°F)Avg low (°F)
19072
29072
39072
49072
58972
68972
78972
88972
98972
108972
118972
128972
138972
148972
158972
168972
178971
188971
198971
208871
218871
228871
238871
248871
258871
268870
278870
288770
298770
308770
318769

How August really feels in Greenwood

Once humidity and wind are folded in, August averages 31 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
31
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.

Greenwood weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan54° / 36°4.19.40.6103.4
Feb58° / 38°3.98.90.410.74.2
Mar65° / 44°4.49.60.211.76.1
Apr74° / 53°3.48.4012.87.1
May81° / 61°3.19.1013.86.5
Jun87° / 69°3.612.9014.24.4
Jul90° / 72°3.713.30143.5
Aug89° / 71°3.712.2013.34.0
Sep83° / 65°3.28.3012.26.0
Oct74° / 54°2.96.7011.17.5
Nov64° / 43°3.27.40.110.26.1
Dec56° / 38°4.19.10.39.83.9

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 22% of August, with mostly cloudy or overcast conditions the remaining 50%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24852
34852
44852
54753
64753
74753
84753
94852
104852
114852
124852
134951
144951
154852
165050
175050
185149
195149
205149
215248
225248
235248
245248
255248
265347
275347
285347
295347
305347
315347

Chance of precipitation in August

Any precipitation

Greenwood gets around 3.7 in of rain over 12.2 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 40% and peaks near 44% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
144
244
344
444
544
643
743
843
943
1043
1143
1243
1342
1442
1542
1641
1741
1840
1939
2039
2138
2237
2337
2436
2536
2635
2734
2834
2933
3032
3131

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 44% of days. Sticky, muggy-or-worse air turns up on roughly 83% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
114733550
215733540
315733540
415833530
515833530
615833530
715933520
815934501
915934501
1014934511
11141034501
12141035491
13141035481
14141136472
15131137462
16131138452
17131238442
18131239432
19131240422
20131241402
21131342392
22141343382
23141343371
24141344371
25151444361
26151444351
27161543341
28171643331
29271642320
30281742310
31291841290

Wind in August

Winds average 4 mph in August, the calmest month.

Across August, daily wind ranges from about 4 mph on the calmest days to 5 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 13 h 42 min at the start of August to 12 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 54 minutes over August. Sunrise moves from 5:43 AM to 6:05 AM, and sunset from 7:26 PM to 6:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.75:437:26
213.75:447:26
313.75:447:25
413.65:457:24
513.65:467:23
613.65:477:22
713.65:477:21
813.55:487:20
913.55:497:19
1013.55:507:18
1113.45:507:17
1213.45:517:16
1313.45:527:15
1413.35:537:14
1513.35:537:12
1613.35:547:11
1713.35:557:10
1813.25:567:09
1913.25:567:08
2013.25:577:07
2113.15:587:05
2213.15:597:04
2313.15:597:03
2413.06:007:02
2513.06:017:00
2613.06:026:59
2712.96:026:58
2812.96:036:56
2912.96:046:55
3012.86:046:54
3112.86:056:52

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.45 kWh/m².

For context, solar energy here swings from a low near 2.34 kWh/m² to a high of 6.2 kWh/m² in June across the year — August's 5.45 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.7Bright
45.7Bright
55.7Bright
65.7Bright
75.6Bright
85.6Bright
95.6Bright
105.6Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.4Bright
175.4Bright
185.4Bright
195.4Bright
205.4Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.2Bright
275.2Bright
285.2Bright
295.2Bright
305.1Bright
315.1Bright
Planning a trip in August

Is August a good time to visit Greenwood?

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

4.0
Sightseeing
9th-best month of the year
6.2
Beach & pool
4th-best month of the year

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

What to pack for Greenwood in August

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

In August, Greenwood sees daytime highs around 89°F and nights near 71°F. Pack light clothes. Worth having: rain gear and sun protection. About 12 days see rain.

light clothesrain gearsun protection

UV index in Greenwood in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Greenwood peaks around June 21 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJun 21UV 9Dec 20UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr7High
May8Very high
Jun9Very high
Jul9Very high
Aug8Very high
Sep7Very high
Oct5Moderate
Nov4Moderate
Dec3Moderate

Air quality in Greenwood 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 Greenwood is worst in July — around 19 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (January, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodGoodModerateGoodJul 1718 µg/m³Jan 118 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb10Good
Mar12Moderate
Apr11Good
May13Moderate
Jun16Moderate
Jul19Moderate
Aug16Moderate
Sep12Moderate
Oct9Good
Nov10Good
Dec8Good
Location & terrain

Where is Greenwood?

Greenwood sits at 34.2°N, 82.2°W, 663 ft above sea level, in United States. The nearest listed city is Anderson, 35 mi away.

Topography around Greenwood

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

Within 2 miles, the terrain around Greenwood has only modest variations in elevation — a maximum elevation change of 174 ft around an average of 630 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 545 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,522 ft.

The land around Greenwood is covered by trees (58%), artificial surfaces (21%) and grassland (20%) within 2 miles, trees (76%) within 10 miles, and trees (80%) within 50 miles.

2 miles
174 ft
10 miles
545 ft
50 miles
1,522 ft
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Anderson 35 mi · Simpsonville 38 mi · Mauldin 41 mi · Evans 46 mi · Martinez 47 mi · Greenville 47 mi · North Augusta 49 mi · Wade Hampton 50 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 Greenwood (34.1954°, -82.1618°, elevation 663 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).