Radcliff weather in December

In December, Radcliff sees average daytime highs of 46°F and overnight lows near 32°F, with 4.4 in of precipitation across 10.8 wet days and about 9.4 hours of daylight. It is the 11th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 49°F in the first days to 44°F by the end. The sky is clear or mostly clear about 26% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 36 min at the start of December to 9 h 24 min by month's end. Set against the rest of the year, December is Radcliff's 11th-clearest and 5th-windiest month. For the whole year in context, see Radcliff's year-round climate.

Daytime high
46°
11th warmest
Overnight low
32°
3rd coldest
Precipitation
4.4 in
10.8 wet days
Daylight
9 h 24 min
7:58 AM – 5:22 PM
Cloud cover
68%
11th clearest
Wind
7 mph
5th windiest
Solar energy
1.84 kWh/m²
Travel score
1.2
out of 10

Radcliff is city in Hardin County, Kentucky.

Density
696/km²
people per km²
Founded
1919

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 49°F in the first days to 44°F by the end.

A typical December day in Radcliff reaches about 46°F in the afternoon and slips back to 32°F overnight — a 14°F spread between the day's warmth and the night's chill. On most days the high lands between 32°F and 60°F. Set against its neighbours, December runs about 10°F cooler than November and about 3°F warmer than January.

20°40°60°151015202531
Avg high (°F)Avg low (°F)
15035
24935
34934
44934
54834
64834
74833
84733
94733
104733
114733
124632
134632
144632
154632
164632
174632
184531
194531
204531
214531
224531
234531
244531
254431
264431
274430
284430
294430
304430
314430

How December really feels in Radcliff

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.

Radcliff weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan43° / 28°3.8102.69.70.4
Feb47° / 31°3.69.72.710.51.4
Mar57° / 38°4.812.11.311.73.7
Apr67° / 48°5.112.20.112.95.8
May76° / 58°5.213.10146.3
Jun84° / 67°4.312.3014.65.3
Jul87° / 70°4.112.2014.44.6
Aug86° / 68°3.29.8013.55.1
Sep80° / 60°3.58.3012.36.8
Oct68° / 49°3.68.10116.7
Nov56° / 39°3.79.10.5103.8
Dec46° / 32°4.410.81.99.41.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 9% of December, with mostly cloudy or overcast conditions the remaining 65%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13763
23763
33664
43664
53565
63565
73466
83466
93367
103367
113268
123268
133367
143367
153367
163367
173367
183367
193466
203565
213565
223565
233565
243565
253565
263565
273664
283664
293763
303763
313664

Chance of precipitation in December

Any precipitationSnow

Radcliff gets around 4.4 in of rain and snow over 10.8 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 35% and peaks near 37% on the wettest days, and about 2 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1334
2344
3345
4345
5345
6345
7345
8355
9356
10356
11356
12366
13366
14366
15376
16376
17376
18376
19377
20377
21377
22367
23367
24357
25357
26357
27357
28347
29347
30347
31347

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 97% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1964
2964
3964
4964
5964
6964
7973
8973
9973
10973
11973
12982
13982
14982
15982
16982
17982
18982
19982
20982
21982
22982
23982
24982
25982
26973
27973
28973
29973
30964
31964

Wind in December

Winds average 7 mph in December.

Across December, daily wind ranges from about 7 mph on the calmest days to 7 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 36 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 12 minutes over December. Sunrise moves from 7:46 AM to 8:05 AM, and sunset from 5:21 PM to 5:29 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.67:465:21
29.67:475:21
39.57:485:20
49.57:495:20
59.57:505:20
69.57:515:20
79.57:525:20
89.57:525:20
99.57:535:20
109.47:545:20
119.47:555:21
129.47:565:21
139.47:565:21
149.47:575:21
159.47:585:21
169.47:585:22
179.47:595:22
189.47:595:22
199.48:005:23
209.48:005:23
219.48:015:24
229.48:015:24
239.48:025:25
249.48:025:25
259.48:035:26
269.48:035:26
279.48:045:27
289.48:045:27
299.48:045:28
309.48:045:29
319.48:055:29

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.84 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.84 kWh/m² to a high of 6.24 kWh/m² in June across the year — December's 1.84 kWh/m² sits near the bottom.

00.511.522.5151015202531
Solar energy (kWh/m²)Level
12.0Dim
22.0Dim
31.9Dim
41.9Dim
51.9Dim
61.9Dim
71.9Dim
81.9Dim
91.8Dim
101.8Dim
111.8Dim
121.8Dim
131.8Dim
141.8Dim
151.8Dim
161.8Dim
171.8Dim
181.8Dim
191.8Dim
201.8Dim
211.8Dim
221.8Dim
231.8Dim
241.8Dim
251.8Dim
261.8Dim
271.9Dim
281.9Dim
291.9Dim
301.9Dim
311.9Dim
Planning a trip in December

Is December a good time to visit Radcliff?

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

1.2
Sightseeing
11th-best month of the year
0.0
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Radcliff.

What to pack for Radcliff in December

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

In December, Radcliff sees daytime highs around 46°F and nights near 32°F. Pack a warm layer. Worth having: a heavy coat and rain gear. About 11 days see rain.

a warm layera heavy coatrain gear

UV index in Radcliff 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 Radcliff peaks around June 23 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 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 highHighModerateJun 23UV 9Dec 22UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar5High
Apr6High
May7Very high
Jun9Very high
Jul9Very high
Aug8Very high
Sep6High
Oct4Moderate
Nov3Moderate
Dec2Low

Air quality in Radcliff 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 Radcliff is worst in July — around 19 µg/m³ PM2.5 (moderate), about 2.7× the cleanest month (November, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1519 µg/m³Nov 187 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb10Good
Mar11Good
Apr11Good
May14Moderate
Jun16Moderate
Jul19Moderate
Aug15Moderate
Sep11Good
Oct7Good
Nov7Good
Dec7Good
Location & terrain

Where is Radcliff?

Radcliff sits at 37.8°N, 85.9°W, 771 ft above sea level, in United States. The nearest listed city is Elizabethtown, 11 mi away.

Topography around Radcliff

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

Within 2 miles, the terrain around Radcliff has only modest variations in elevation — a maximum elevation change of 308 ft around an average of 738 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 636 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 899 ft.

The land around Radcliff is covered by trees (55%) and grassland (28%) within 2 miles, trees (60%) and grassland (24%) within 10 miles, and trees (58%) and grassland (25%) within 50 miles.

2 miles
308 ft
10 miles
636 ft
50 miles
899 ft
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Elizabethtown 11 mi · Valley Station 19 mi · Pleasure Ridge Park 22 mi · Okolona 25 mi · Shively 26 mi · Newburg 27 mi · Highview 27 mi · Fern Creek 30 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 Radcliff (37.8404°, -85.9491°, elevation 771 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).