Aberdeen weather in December

In December, Aberdeen sees average daytime highs of 46°F and overnight lows near 38°F, with 10.2 in of precipitation across 18.2 wet days and about 8.4 hours of daylight. It is the 12th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 46°F through the month. The sky is clear or mostly clear about 11% of the time in December, and the air most often feels dry.

Daylight stretches from about 8 h 36 min at the start of December to 8 h 24 min by month's end. Set against the rest of the year, December is Aberdeen's 12th-clearest and 1st-windiest month. For the whole year in context, see Aberdeen's year-round climate.

Daytime high
46°
12th warmest
Overnight low
38°
1st coldest
Precipitation
10.2 in
18.2 wet days
Daylight
8 h 18 min
8:01 AM – 4:21 PM
Cloud cover
80%
12th clearest
Wind
7 mph
1st windiest
Solar energy
0.89 kWh/m²
Travel score
1.0
out of 10

Aberdeen is city in Grays Harbor County, Washington, United States.

Density
508/km²
people per km²
Founded
1884

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 46°F through the month.

A typical December day in Aberdeen reaches about 46°F in the afternoon and slips back to 38°F overnight — a 8°F spread between the day's warmth and the night's chill. On most days the high lands between 40°F and 52°F. Set against its neighbours, December runs about 5°F cooler than November and on par with January.

20°30°40°50°60°151015202531
Avg high (°F)Avg low (°F)
14739
24739
34738
44738
54738
64738
74638
84638
94638
104638
114638
124638
134638
144638
154638
164638
174638
184638
194638
204638
214638
224638
234638
244638
254638
264638
274638
284638
294638
304638
314638

Aberdeen weather by month

How December compares with the rest of the year at a glance. December is the 12th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan47° / 39°9.818.71.78.71.1
Feb49° / 39°6.415.21.5101.7
Mar52° / 40°7.418.4111.62.2
Apr56° / 43°5.415.60.113.33.2
May62° / 47°3.110.6014.85.1
Jun65° / 51°2.07.9015.66.2
Jul71° / 53°0.73.4015.37.7
Aug72° / 54°1.24.40147.7
Sep68° / 51°2.57012.46.8
Oct59° / 46°6.513.6010.64.2
Nov51° / 41°10.618.80.59.11.9
Dec46° / 38°10.218.22.18.41.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 8% of December, with mostly cloudy or overcast conditions the remaining 81%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12377
22377
32278
42179
52179
62080
72080
82080
91981
101981
111882
121783
131783
141684
151684
161783
171783
181783
191882
201882
211882
221981
231981
241981
252080
262080
272080
282080
292080
302179
312179

Chance of precipitation in December

Any precipitationSnow

Aberdeen gets around 10.2 in of rain and snow over 18.2 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 60% and peaks near 62% on the wettest days, and about 2 days bring snow.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
1574
2574
3574
4574
5574
6574
7584
8584
9584
10594
11604
12615
13615
14625
15626
16626
17627
18627
19628
20618
21618
22619
23619
24609
25609
26609
27608
28608
29608
30618
31618

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 (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in December

Winds average 7 mph in December, the windiest month of the year.

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
127light breeze
137light breeze
147light breeze
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 8 h 36 min at the start of December to 8 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 7:47 AM to 8:08 AM, and sunset from 4:23 PM to 4:29 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.67:474:23
28.67:484:22
38.57:494:22
48.57:514:22
58.57:524:22
68.57:534:21
78.57:544:21
88.47:554:21
98.47:564:21
108.47:574:21
118.47:574:21
128.47:584:21
138.47:594:21
148.48:004:21
158.38:014:21
168.38:014:21
178.38:024:22
188.38:034:22
198.38:034:22
208.38:044:23
218.38:044:23
228.38:054:24
238.38:054:24
248.38:064:25
258.38:064:25
268.38:074:26
278.38:074:26
288.38:074:27
298.38:074:28
308.48:074:29
318.48:084:29

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 0.89 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 0.89 kWh/m² to a high of 6.25 kWh/m² in July across the year — December's 0.89 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
11.0Dim
21.0Dim
30.9Dim
40.9Dim
50.9Dim
60.9Dim
70.9Dim
80.9Dim
90.9Dim
100.9Dim
110.9Dim
120.8Dim
130.8Dim
140.8Dim
150.8Dim
160.8Dim
170.8Dim
180.8Dim
190.8Dim
200.8Dim
210.8Dim
220.8Dim
230.9Dim
240.9Dim
250.9Dim
260.9Dim
270.9Dim
280.9Dim
290.9Dim
300.9Dim
310.9Dim
Planning a trip in December

Hazard calendar for Aberdeen

In seasonPeak

In December, Aberdeen sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Aberdeen's rainy season runs October–April, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Aberdeen?

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

1.0
Sightseeing
12th-best month of the year
0.0
Beach & pool
8th-best month of the year

December is a weaker month for outdoor sightseeing in Aberdeen.

What to pack for Aberdeen in December

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

In December, Aberdeen sees daytime highs around 46°F and nights near 38°F. Pack a warm layer and rain gear. Worth having: a heavy coat. About 18 days see rain.

a warm layerrain geara heavy coat

Sea temperature near Aberdeen in December

The nearest coast averages about 49°F in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 16 mi away) is warmest in August at about 58°F and coldest in February near 48°F.

The water stays below 68°F all year — cool enough that most swimmers want a wetsuit.

45°50°55°60°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°F)Comfort
Jan48Bracing
Feb48Bracing
Mar49Bracing
Apr51Bracing
May54Bracing
Jun56Bracing
Jul57Bracing
Aug58Bracing
Sep58Bracing
Oct55Bracing
Nov52Bracing
Dec49Bracing

UV index in Aberdeen in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Aberdeen peaks around July 17 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 17UV 8Dec 18UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar4Moderate
Apr5Moderate
May8Very high
Jun6High
Jul8Very high
Aug6High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Aberdeen?

Aberdeen sits at 47.0°N, 123.8°W, 23 ft above sea level, in United States. The nearest listed city is Tumwater, 43 mi away.

Topography around Aberdeen

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

Within 2 miles, the terrain around Aberdeen has only modest variations in elevation — a maximum elevation change of 581 ft around an average of 95 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 938 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 6,289 ft.

The land around Aberdeen is covered by trees (54%) within 2 miles, trees (82%) within 10 miles, and trees (70%) and water (24%) within 50 miles.

2 miles
581 ft
10 miles
938 ft
50 miles
6,289 ft
treesgrasslandartificial surfacesbare terrainwater
December weather nearby: Tumwater 43 mi · Olympia 43 mi · Centralia 45 mi · Lacey 47 mi · University Place 62 mi · Lakewood 63 mi · Spanaway 66 mi · Parkland 66 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 Aberdeen (46.9754°, -123.8157°, elevation 23 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).