Culpeper weather in December

In December, Culpeper sees average daytime highs of 47°F and overnight lows near 32°F, with 3.3 in of precipitation across 8.5 wet days and about 9.4 hours of daylight. It is the 10th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 51°F in the first days to 46°F by the end. The sky is clear or mostly clear about 36% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 30 min at the start of December to 9 h 24 min by month's end. Set against the rest of the year, December is Culpeper's 4th-clearest and 6th-windiest month. For the whole year in context, see Culpeper's year-round climate.

Daytime high
47°
10th warmest
Overnight low
32°
3rd coldest
Precipitation
3.3 in
8.5 wet days
Daylight
9 h 18 min
7:28 AM – 4:48 PM
Cloud cover
56%
4th clearest
Wind
6 mph
6th windiest
Solar energy
2.04 kWh/m²
Travel score
1.7
out of 10

Culpeper is town in Culpeper County, Virginia, United States.

Density
926/km²
people per km²
Founded
1759

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 51°F in the first days to 46°F by the end.

A typical December day in Culpeper reaches about 47°F in the afternoon and slips back to 32°F overnight — a 16°F spread between the day's warmth and the night's chill. On most days the high lands between 35°F and 60°F. Set against its neighbours, December runs about 9°F cooler than November and about 3°F warmer than January.

20°40°60°151015202531
Avg high (°F)Avg low (°F)
15135
25134
35134
45034
55033
64933
74933
84933
94833
104832
114832
124732
134732
144732
154731
164731
174731
184731
194631
204631
214631
224631
234631
244631
254630
264630
274630
284630
294630
304630
314630

How December really feels in Culpeper

Once humidity and wind are folded in, December 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 December is cold — wind chill drags the overnight "feels like" below the raw low.

Culpeper weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan44° / 28°3.08.22.89.60.8
Feb47° / 29°2.78.12.710.51.7
Mar56° / 37°3.8101.711.73.8
Apr67° / 47°3.49.90.1136.1
May75° / 56°3.711.3014.16.5
Jun83° / 65°3.511.4014.65.5
Jul87° / 69°3.511.3014.44.5
Aug85° / 67°3.19.8013.55.1
Sep79° / 60°4.49.2012.36.8
Oct68° / 48°3.27.60116.7
Nov56° / 38°3.07.40.39.94.2
Dec47° / 32°3.38.51.89.41.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 15% of December, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25149
35149
45050
55149
65050
75050
85050
94951
104951
115050
125050
135050
145050
155050
165149
175149
185050
195050
205149
215149
225149
235149
245149
255050
265149
275149
285050
295050
305050
314951

Chance of precipitation in December

Any precipitationSnow

Culpeper gets around 3.3 in of rain and snow over 8.5 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 27% and peaks near 30% on the wettest days, and about 2 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1294
2294
3305
4305
5305
6306
7306
8306
9306
10306
11306
12296
13296
14296
15286
16286
17275
18275
19275
20265
21265
22255
23255
24255
25245
26245
27245
28255
29256
30256
31256

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the dry band about 98% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19631
29730
39730
49730
59730
69820
79820
89820
99820
109820
119820
129910
139910
149910
159910
169910
179910
189910
199910
209910
219910
229910
239910
249910
259910
269910
279910
289910
299910
309811
319811

Wind in December

Winds average 6 mph in December.

Across December, 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 December

DaylightNight

Daylight runs from about 9 h 30 min at the start of December to 9 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 7:16 AM to 7:35 AM, and sunset from 4:47 PM to 4:56 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.57:164:47
29.57:174:47
39.57:184:47
49.57:194:47
59.47:204:47
69.47:214:47
79.47:224:47
89.47:224:47
99.47:234:47
109.47:244:47
119.47:254:47
129.47:264:47
139.47:264:47
149.37:274:48
159.37:284:48
169.37:284:48
179.37:294:48
189.37:294:49
199.37:304:49
209.37:314:49
219.37:314:50
229.37:324:50
239.37:324:51
249.37:324:51
259.37:334:52
269.37:334:52
279.37:344:53
289.37:344:54
299.37:344:54
309.37:344:55
319.47:354:56

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.04 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.04 kWh/m² to a high of 6.17 kWh/m² in June across the year — December's 2.04 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.2Moderate
22.2Moderate
32.1Moderate
42.1Moderate
52.1Moderate
62.1Moderate
72.1Moderate
82.1Moderate
92.0Moderate
102.0Moderate
112.0Moderate
122.0Moderate
132.0Moderate
142.0Dim
152.0Dim
162.0Dim
172.0Dim
182.0Dim
192.0Dim
202.0Moderate
212.0Moderate
222.0Moderate
232.0Moderate
242.0Moderate
252.0Moderate
262.0Moderate
272.0Moderate
282.0Moderate
292.1Moderate
302.1Moderate
312.1Moderate
Planning a trip in December

Is December a good time to visit Culpeper?

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

1.7
Sightseeing
10th-best month of the year
0.0
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Culpeper.

What to pack for Culpeper in December

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

In December, Culpeper sees daytime highs around 47°F and nights near 32°F. Pack a warm layer. Worth having: rain gear. About 9 days see rain.

a warm layerrain gear

UV index in Culpeper in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Culpeper peaks around June 23 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJun 23UV 9Dec 19UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar5High
Apr6High
May8Very high
Jun9Very high
Jul9Very high
Aug8Very high
Sep6High
Oct4Moderate
Nov3Moderate
Dec2Low

Air quality in Culpeper in December

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Culpeper is worst in July — around 16 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (November, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1316 µg/m³Nov 168 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb10Good
Mar11Good
Apr15Moderate
May14Moderate
Jun15Moderate
Jul16Moderate
Aug14Moderate
Sep11Good
Oct8Good
Nov8Good
Dec8Good
Location & terrain

Where is Culpeper?

Culpeper sits at 38.5°N, 78.0°W, 413 ft above sea level, in United States. The nearest listed city is Linton Hall, 30 mi away.

Topography around Culpeper

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

Within 2 miles, the terrain around Culpeper has only modest variations in elevation — a maximum elevation change of 279 ft around an average of 427 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,145 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 4,190 ft.

The land around Culpeper is covered by trees (39%) and grassland (39%) within 2 miles, trees (56%) and grassland (30%) within 10 miles, and trees (72%) and grassland (20%) within 50 miles.

2 miles
279 ft
10 miles
1,145 ft
50 miles
4,190 ft
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Linton Hall 30 mi · Fredericksburg 31 mi · Front Royal 32 mi · Manassas 34 mi · Sudley 35 mi · Buckhall 35 mi · Manassas Park 35 mi · Montclair 37 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 Culpeper (38.4732°, -77.9967°, elevation 413 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).