Greenwood weather in January

In January, Greenwood sees average daytime highs of 54°F and overnight lows near 36°F, with 4.1 in of precipitation across 9.4 wet days and about 10 hours of daylight. It is the 12th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 54°F through the month. The sky is clear or mostly clear about 39% of the time in January, and the air most often feels dry.

Daylight stretches from about 9 h 48 min at the start of January to 10 h 18 min by month's end. Set against the rest of the year, January is Greenwood's 5th-clearest and 4th-windiest month. For the whole year in context, see Greenwood's year-round climate.

Daytime high
54°
12th warmest
Overnight low
36°
1st coldest
Precipitation
4.1 in
9.4 wet days
Daylight
10 hours
7:39 AM – 5:36 PM
Cloud cover
55%
5th clearest
Wind
6 mph
4th windiest
Solar energy
2.66 kWh/m²
Travel score
3.4
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 January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 54°F through the month.

A typical January day in Greenwood reaches about 54°F in the afternoon and slips back to 36°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 40°F and 66°F. Set against its neighbours, January runs about 2°F cooler than December and about 4°F cooler than February.

20°30°40°50°60°70°151015202531
Avg high (°F)Avg low (°F)
15437
25437
35437
45437
55437
65437
75436
85436
95436
105436
115436
125436
135436
145436
155435
165435
175435
185435
195435
205435
215435
225435
235435
245435
255435
265435
275435
285435
295435
305535
315535

How January really feels in Greenwood

Once humidity and wind are folded in, January averages 0 days that feel above 90°F and 31 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
31
wind chill below the day's low

The story in January is cold — wind chill drags the overnight "feels like" below the raw low.

Greenwood weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 3rd-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 January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 39% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 11% of January, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14654
24654
34654
44654
54654
64753
74852
84951
94951
104852
114951
124951
134951
145149
155149
165248
175248
185248
195347
205347
215347
225347
235347
245347
255347
265347
275248
285248
295149
305149
315149

Chance of precipitation in January

Any precipitationSnow

Greenwood gets around 4.1 in of rain and snow over 9.4 wet days in January. 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 1 day brings snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1301
2301
3301
4301
5301
6301
7301
8301
9301
10302
11302
12302
13312
14312
15312
16312
17312
18312
19313
20313
21313
22313
23313
24313
25303
26302
27302
28302
29302
30302
31302

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the dry band about 94% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
192521
292521
392521
492521
593520
693520
793520
893520
993520
1093520
1193520
1293520
1393520
1494420
1594420
1694420
1795410
1895410
1996310
2096310
2196310
2296310
2397210
2497210
2597210
2697210
2797210
2897210
2997210
3097210
3197210

Wind in January

Winds average 6 mph in January.

Across January, daily wind ranges from about 6 mph on the calmest days to 7 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
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 9 h 48 min at the start of January to 10 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over January. Sunrise moves from 7:39 AM to 7:33 AM, and sunset from 5:24 PM to 5:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.87:395:24
29.87:395:25
39.87:405:26
49.87:405:27
59.87:405:27
69.87:405:28
79.87:405:29
89.87:405:30
99.87:405:30
109.97:405:31
119.97:405:32
129.97:405:33
139.97:405:34
149.97:405:35
159.97:405:36
1610.07:395:36
1710.07:395:37
1810.07:395:38
1910.07:395:39
2010.07:385:40
2110.17:385:41
2210.17:385:42
2310.17:375:43
2410.17:375:44
2510.17:365:45
2610.27:365:46
2710.27:365:47
2810.27:355:48
2910.27:345:49
3010.37:345:50
3110.37:335:51

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 2.66 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 — January's 2.66 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
12.3Moderate
22.4Moderate
32.4Moderate
42.4Moderate
52.4Moderate
62.4Moderate
72.4Moderate
82.5Moderate
92.5Moderate
102.5Moderate
112.5Moderate
122.6Moderate
132.6Moderate
142.6Moderate
152.6Moderate
162.7Moderate
172.7Moderate
182.7Moderate
192.8Moderate
202.8Moderate
212.8Moderate
222.8Moderate
232.9Moderate
242.9Moderate
252.9Moderate
262.9Moderate
273.0Moderate
283.0Moderate
293.0Moderate
303.0Moderate
313.0Moderate
Planning a trip in January

Is January a good time to visit Greenwood?

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

3.4
Sightseeing
12th-best month of the year
0.0
Beach & pool
12th-best month of the year

January is a weaker month for outdoor sightseeing in Greenwood.

What to pack for Greenwood in January

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

In January, Greenwood sees daytime highs around 54°F and nights near 36°F. Worth packing: a warm layer and rain gear. About 9 days see rain.

a warm layerrain gear

UV index in Greenwood in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January 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 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 January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January 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
January 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).