Cranberry Township weather in December

In December, Cranberry Township sees average daytime highs of 40°F and overnight lows near 27°F, with 3.5 in of precipitation across 12.1 wet days and about 9.1 hours of daylight. It is the 10th-warmest and 10th-wettest month of the year here.

Highs ease over the month, from about 43°F in the first days to 38°F by the end. The sky is clear or mostly clear about 12% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 18 min at the start of December to 9 h 06 min by month's end. Set against the rest of the year, December is Cranberry Township's 11th-clearest and 5th-windiest month. For the whole year in context, see Cranberry Township's year-round climate.

Daytime high
40°
10th warmest
Overnight low
27°
3rd coldest
Precipitation
3.5 in
12.1 wet days
Daylight
9 h 06 min
7:44 AM – 4:50 PM
Cloud cover
78%
11th clearest
Wind
7 mph
5th windiest
Solar energy
1.47 kWh/m²
Travel score
0.1
out of 10

Cranberry Township is township in Butler County, Pennsylvania.

Founded
1796

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 43°F in the first days to 38°F by the end.

A typical December day in Cranberry Township reaches about 40°F in the afternoon and slips back to 27°F overnight — a 12°F spread between the day's warmth and the night's chill. On most days the high lands between 27°F and 54°F. Set against its neighbours, December runs about 10°F cooler than November and about 4°F warmer than January.

20°40°60°151015202531
Avg high (°F)Avg low (°F)
14431
24431
34331
44330
54230
64229
74229
84129
94129
104028
114028
124028
134028
144027
153927
163927
173927
183927
193926
203926
213826
223826
233826
243826
253826
263826
273825
283825
293825
303825
313725

How December really feels in Cranberry Township

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.

Cranberry Township weather by month

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

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan36° / 22°3.612.37.89.40.0
Feb39° / 23°3.010.86.110.40.0
Mar48° / 31°4.112.83.911.71.6
Apr61° / 42°4.714.21.113.14.4
May70° / 51°4.714.2014.25.8
Jun78° / 60°4.913.6014.96.1
Jul82° / 64°4.314014.65.9
Aug80° / 62°3.811.6013.66.3
Sep74° / 55°4.010.1012.36.7
Oct62° / 44°3.710.90.210.95.1
Nov49° / 35°3.510.51.79.72.1
Dec40° / 27°3.512.14.99.10.1

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 12% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 10% of December, with mostly cloudy or overcast conditions the remaining 78%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12476
22476
32476
42278
52278
62278
72278
82278
92278
102179
112179
122179
132179
142179
152179
162179
172179
182179
192278
202278
212278
222278
232278
242278
252278
262278
272278
282278
292179
302179
312179

Chance of precipitation in December

Any precipitationSnow

Cranberry Township gets around 3.5 in of rain and snow over 12.1 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 39% and peaks near 42% on the wettest days, and about 5 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
14113
24113
34214
44215
54215
64216
74216
84217
94117
104118
114118
124018
134017
143917
153917
163917
173816
183816
193816
203716
213715
223715
233715
243715
253715
263715
273715
283816
293816
303917
313917

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1991
2991
3991
4991
5991
6991
7991
8991
9991
10991
11991
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000
311000

Wind in December

Winds average 7 mph in December.

Across December, daily wind ranges from about 7 mph on the calmest days to 8 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
18light breeze
28light breeze
38light breeze
48light breeze
58light breeze
68light breeze
77light breeze
87light breeze
97light breeze
107light breeze
117light breeze
127light breeze
137light breeze
147light breeze
157light breeze
167light breeze
177light breeze
187light breeze
197light breeze
207light breeze
218light breeze
228light breeze
238light breeze
248light breeze
258light breeze
268light breeze
278light breeze
288light breeze
298light breeze
308light breeze
318light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 18 min at the start of December to 9 h 06 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 7:31 AM to 7:50 AM, and sunset from 4:49 PM to 4:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.37:314:49
29.37:324:49
39.37:334:49
49.27:344:49
59.27:354:49
69.27:364:48
79.27:374:48
89.27:384:48
99.27:384:48
109.27:394:49
119.17:404:49
129.17:414:49
139.17:424:49
149.17:424:49
159.17:434:49
169.17:444:50
179.17:444:50
189.17:454:50
199.17:454:51
209.17:464:51
219.17:464:51
229.17:474:52
239.17:474:52
249.17:484:53
259.17:484:53
269.17:494:54
279.17:494:55
289.17:494:55
299.17:494:56
309.17:504:57
319.17:504:57

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.47 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.47 kWh/m² to a high of 5.92 kWh/m² in June across the year — December's 1.47 kWh/m² sits near the bottom.

00.511.522.5151015202531
Solar energy (kWh/m²)Level
11.6Dim
21.6Dim
31.6Dim
41.5Dim
51.5Dim
61.5Dim
71.5Dim
81.5Dim
91.5Dim
101.5Dim
111.5Dim
121.5Dim
131.5Dim
141.5Dim
151.5Dim
161.5Dim
171.5Dim
181.5Dim
191.5Dim
201.5Dim
211.5Dim
221.5Dim
231.5Dim
241.5Dim
251.5Dim
261.5Dim
271.5Dim
281.5Dim
291.5Dim
301.5Dim
311.5Dim
Planning a trip in December

Is December a good time to visit Cranberry Township?

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

0.1
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 Cranberry Township.

What to pack for Cranberry Township in December

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

In December, Cranberry Township sees daytime highs around 40°F and nights near 27°F. Pack a warm layer and a heavy coat. Worth having: rain gear. About 12 days see rain.

a warm layera heavy coatrain gear

UV index in Cranberry Township 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 Cranberry Township 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 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 23UV 9Dec 22UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr6High
May8Very high
Jun9Very high
Jul9Very high
Aug7Very high
Sep6High
Oct3Moderate
Nov2Moderate
Dec2Low

Air quality in Cranberry Township 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 Cranberry Township is worst in July — around 17 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (November, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1317 µg/m³Nov 147 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb10Good
Mar11Good
Apr11Good
May15Moderate
Jun16Moderate
Jul17Moderate
Aug15Moderate
Sep12Good
Oct8Good
Nov7Good
Dec8Good
Location & terrain

Where is Cranberry Township?

Cranberry Township sits at 40.7°N, 80.1°W, 1,033 ft above sea level, in United States. The nearest listed city is Allison Park, 12 mi away.

Topography around Cranberry Township

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

Within 2 miles, the terrain around Cranberry Township has only modest variations in elevation — a maximum elevation change of 367 ft around an average of 1,109 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 768 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,578 ft.

The land around Cranberry Township is covered by trees (56%) and artificial surfaces (26%) within 2 miles, trees (72%) within 10 miles, and trees (71%) within 50 miles.

2 miles
367 ft
10 miles
768 ft
50 miles
1,578 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Allison Park 12 mi · Pittsburgh 18 mi · Penn Hills 19 mi · Wilkinsburg 21 mi · Plum 23 mi · Mount Lebanon 23 mi · Upper Saint Clair 24 mi · Monroeville 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 Cranberry Township (40.685°, -80.1071°, elevation 1,033 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).