Sakado weather in December

In December, Sakado sees average daytime highs of 11°C and overnight lows near 3°C, with 50 mm of precipitation across 6.5 wet days and about 9.6 hours of daylight. It is the 10th-warmest and 12th-wettest month of the year here.

Highs ease over the month, from about 13°C in the first days to 10°C by the end. The sky is clear or mostly clear about 61% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 42 min at the start of December to 9 h 36 min by month's end. Set against the rest of the year, December is Sakado's 2nd-clearest and 6th-windiest month. For the whole year in context, see Sakado's year-round climate.

Daytime high
11°
10th warmest
Overnight low
3rd coldest
Precipitation
50 mm
6.5 wet days
Daylight
9 h 36 min
6:51 AM – 4:26 PM
Cloud cover
38%
2nd clearest
Wind
9 km/h
6th windiest
Solar energy
2.4 kWh/m²
Travel score
3.3
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 13°C in the first days to 10°C by the end.

A typical December day in Sakado reaches about 11°C in the afternoon and slips back to 3°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 8°C and 15°C. Set against its neighbours, December runs about 5°C cooler than November and about 2°C warmer than January.

-5°10°15°20°151015202531
Avg high (°C)Avg low (°C)
1135
2135
3135
4135
5135
6134
7124
8124
9124
10124
11123
12123
13123
14113
15113
16113
17113
18112
19112
20112
21112
22112
23112
24102
25102
26102
27101
28101
29101
30101
31101

How December really feels in Sakado

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 14 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
14
wind chill below the day's low

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

Sakado weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 5761.89.82.1
Feb10° / 536.4210.62.5
Mar14° / 9711.2111.73.8
Apr19° / 10610.70.212.95.8
May23° / 15°12712.2013.96.4
Jun26° / 19°16214.2014.45.6
Jul30° / 23°17014.7014.24.4
Aug31° / 24°12812.3013.44.1
Sep27° / 21°18614.1012.25.5
Oct21° / 14°19612.4011.16.2
Nov16° / 768.6010.15.4
Dec11° / 506.50.29.63.3

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 61% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 12% of December, with mostly cloudy or overcast conditions the remaining 27%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16436
26535
36634
46634
56733
66832
76931
87030
97129
107129
117228
127228
137327
147327
157426
167426
177426
187525
197426
207525
217525
227525
237624
247624
257723
267723
277723
287822
297822
307822
317822

Chance of precipitation in December

Any precipitationSnow

Sakado gets around 50 mm of rain and snow over 6.5 wet days in December, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 20% and peaks near 28% on the wettest days, and about 0 day brings snow. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1280
2270
3270
4270
5260
6260
7260
8250
9240
10240
11230
12220
13210
14210
15201
16201
17191
18191
19181
20181
21171
22171
23171
24161
25161
26152
27152
28152
29152
30152
31152

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
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
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 9 km/h in December.

Across December, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 42 min at the start of December to 9 h 36 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 6:40 AM to 6:58 AM, and sunset from 4:24 PM to 4:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.76:404:24
29.76:414:24
39.76:424:24
49.76:434:24
59.76:444:24
69.76:444:24
79.66:454:24
89.66:464:24
99.66:474:24
109.66:474:24
119.66:484:25
129.66:494:25
139.66:504:25
149.66:504:25
159.66:514:25
169.66:514:26
179.66:524:26
189.66:534:26
199.66:534:27
209.66:544:27
219.66:544:28
229.66:554:28
239.66:554:29
249.66:564:29
259.66:564:30
269.66:564:30
279.66:574:31
289.66:574:31
299.66:574:32
309.66:584:33
319.66:584:33

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.4 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.4 kWh/m² to a high of 5.05 kWh/m² in May across the year — December's 2.4 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.3Moderate
22.3Moderate
32.3Moderate
42.3Moderate
52.3Moderate
62.3Moderate
72.3Moderate
82.3Moderate
92.3Moderate
102.3Moderate
112.4Moderate
122.4Moderate
132.4Moderate
142.4Moderate
152.4Moderate
162.4Moderate
172.4Moderate
182.4Moderate
192.5Moderate
202.5Moderate
212.5Moderate
222.5Moderate
232.5Moderate
242.5Moderate
252.6Moderate
262.6Moderate
272.6Moderate
282.6Moderate
292.7Moderate
302.7Moderate
312.7Moderate
Planning a trip in December

Is December a good time to visit Sakado?

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

3.3
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 Sakado.

What to pack for Sakado in December

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

In December, Sakado sees daytime highs around 11°C and nights near 3°C. Pack a warm layer. About 7 days see rain.

a warm layer

Sea temperature near Sakado in December

The nearest coast averages about 16°C 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 57 km away) is warmest in August at about 26°C and coldest in February near 13°C.

It's comfortable for a long swim from Jun 7 to Nov 3 — about 4.9 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan14Bracing
Feb13Bracing
Mar13Bracing
Apr15Cool
May18Cool
Jun21Refreshing
Jul23Refreshing
Aug26Warm
Sep25Warm
Oct22Refreshing
Nov19Cool
Dec16Cool

UV index in Sakado 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 Sakado peaks around July 15 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 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 highModerateJul 15UV 10Dec 23UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar4Moderate
Apr7High
May8Very high
Jun9Very high
Jul10Very high
Aug9Very high
Sep8Very high
Oct6High
Nov3Moderate
Dec2Moderate

Air quality in Sakado 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 Sakado is worst in April — around 26 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (December, 14 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1426 µg/m³Dec 1814 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb21Moderate
Mar25Moderate
Apr26Moderate
May24Moderate
Jun20Moderate
Jul17Moderate
Aug16Moderate
Sep16Moderate
Oct16Moderate
Nov16Moderate
Dec14Moderate
Location & terrain

Where is Sakado?

Sakado sits at 36.0°N, 139.4°E, 33 m above sea level, in Japan. The nearest listed city is Tsurugashima, 1.0 km away.

Topography around Sakado

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Sakado.

Within 3 km, the terrain around Sakado has only modest variations in elevation — a maximum elevation change of 58 m around an average of 34 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 799 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,569 m.

The land around Sakado is covered by artificial surfaces (64%) within 3 km, trees (40%) and artificial surfaces (35%) within 16 km, and trees (49%) and artificial surfaces (28%) within 80 km.

3 km
58 m
16 km
799 m
80 km
2,569 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Tsurugashima 1.0 km · Hidaka 5.0 km · Igusa 7.0 km · Morohongō 8.0 km · Higashi-Matsuyama 9.0 km · Ōgushi 10 km · Kawagoe 10 km · Sayama 12 km

Japan travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B
100 V · 50 / 60 Hz
Prices
≈ 65% of US
price level, 2025
GDP per capita
$35,951
2025
Happiness
6.1 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.2
per 100k, 2023
Road deaths
3.6
per 100k/yr, 2019
Income group
High
World Bank
English
Very low
EF EPI 446
Religion
Shintoism 49%Buddhism 46%other 4%Christianity 1%

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 Sakado (35.9569°, 139.3889°, elevation 33 m), 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. 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).