Nakaiburi weather in December

In December, Nakaiburi sees average daytime highs of 10°C and overnight lows near 3°C, with 84 mm of precipitation across 10 wet days and about 9.8 hours of daylight. It is the 10th-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 12°C in the first days to 9°C 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 54 min at the start of December to 9 h 42 min by month's end. Set against the rest of the year, December is Nakaiburi's 1st-clearest and 5th-windiest month. For the whole year in context, see Nakaiburi's year-round climate.

Daytime high
10°
10th warmest
Overnight low
3rd coldest
Precipitation
84 mm
10 wet days
Daylight
9 h 42 min
7:02 AM – 4:46 PM
Cloud cover
50%
1st clearest
Wind
9 km/h
5th windiest
Solar energy
2.48 kWh/m²
Travel score
2.5
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 12°C in the first days to 9°C by the end.

A typical December day in Nakaiburi reaches about 10°C in the afternoon and slips back to 3°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 6°C and 14°C. Set against its neighbours, December runs about 6°C cooler than November and about 3°C warmer than January.

-5°10°15°20°151015202531
Avg high (°C)Avg low (°C)
1135
2134
3124
4124
5124
6124
7124
8114
9113
10113
11113
12113
13113
14103
15103
16103
17102
18102
19102
20102
21102
2292
2392
2492
2592
2692
2792
2892
2991
3091
3191

How December really feels in Nakaiburi

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 15 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
15
wind chill below the day's low

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

Nakaiburi weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 8110.63.2101.2
Feb / 8710.42.910.71.6
Mar13° / 13212.70.811.73.3
Apr18° / 13111.5012.85.5
May22° / 14°15311.5013.86.4
Jun26° / 18°25115.5014.25.5
Jul29° / 23°21916014.14.5
Aug31° / 23°13613.7013.34.2
Sep27° / 20°18113.8012.25.6
Oct22° / 13°17811.4011.16.5
Nov16° / 1008.8010.25.1
Dec10° / 84101.59.82.5

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% of the time in December, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 29% of December, with mostly cloudy or overcast conditions the remaining 35%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16337
26337
36337
46337
56337
66337
76337
86436
96436
106436
116436
126436
136436
146436
156436
166436
176535
186535
196535
206634
216634
226634
236733
246733
256733
266832
276832
286931
296931
306832
316832

Chance of precipitation in December

Any precipitationSnow

Nakaiburi gets around 84 mm of rain and snow over 10 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 31% and peaks near 33% on the wettest days, and about 2 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1291
2291
3291
4291
5301
6301
7301
8302
9312
10312
11312
12313
13313
14323
15324
16324
17325
18325
19326
20326
21337
22337
23337
24338
25338
26338
27339
28329
29329
30329
31329

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 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19721
29721
39811
49910
59910
69910
79910
89910
99910
109910
119910
129910
139910
149910
1510000
1610000
1710000
1810000
1910000
2010000
2110000
2210000
2310000
2410000
2510000
2610000
2710000
2810000
2910000
3010000
3110000

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
89calm
99calm
109calm
119calm
129calm
139calm
149calm
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 54 min at the start of December to 9 h 42 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 6:51 AM to 7:09 AM, and sunset from 4:44 PM to 4:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.96:514:44
29.96:524:44
39.86:534:44
49.86:544:44
59.86:554:44
69.86:554:44
79.86:564:44
89.86:574:44
99.86:584:44
109.86:584:44
119.86:594:44
129.77:004:45
139.77:014:45
149.77:014:45
159.77:024:45
169.77:024:46
179.77:034:46
189.77:044:46
199.77:044:47
209.77:054:47
219.77:054:48
229.77:064:48
239.77:064:48
249.77:074:49
259.77:074:50
269.77:074:50
279.77:084:51
289.77:084:51
299.77:084:52
309.77:094:52
319.77:094:53

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.48 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.48 kWh/m² to a high of 5.51 kWh/m² in May across the year — December's 2.48 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.5Moderate
22.5Moderate
32.5Moderate
42.5Moderate
52.5Moderate
62.5Moderate
72.5Moderate
82.5Moderate
92.5Moderate
102.5Moderate
112.5Moderate
122.5Moderate
132.5Moderate
142.5Moderate
152.5Moderate
162.5Moderate
172.5Moderate
182.5Moderate
192.5Moderate
202.5Moderate
212.5Moderate
222.5Moderate
232.5Moderate
242.5Moderate
252.5Moderate
262.6Moderate
272.6Moderate
282.6Moderate
292.6Moderate
302.6Moderate
312.6Moderate
Planning a trip in December

Hazard calendar for Nakaiburi

In seasonPeak

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

Nakaiburi sits in the Pacific typhoon belt; the season peaks July–October.

Pacific typhoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Nakaiburi?

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

2.5
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 Nakaiburi.

What to pack for Nakaiburi in December

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

In December, Nakaiburi sees daytime highs around 10°C and nights near 3°C. Pack a warm layer. Worth having: rain gear. About 10 days see rain.

a warm layerrain gear

Sea temperature near Nakaiburi in December

The nearest coast averages about 17°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 38 km away) is warmest in August at about 27°C and coldest in February near 14°C.

It's comfortable for a long swim from Jun 3 to Nov 16 — about 5.5 months when the water holds above 20°C.

10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan15Bracing
Feb14Bracing
Mar14Bracing
Apr16Cool
May18Cool
Jun21Refreshing
Jul25Warm
Aug27Warm
Sep26Warm
Oct23Refreshing
Nov20Refreshing
Dec17Cool

UV index in Nakaiburi in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 3. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Nakaiburi peaks around June 23 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateJun 23UV 10Dec 23UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr7Very high
May9Very high
Jun10Very high
Jul10Very high
Aug8Very high
Sep9Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Nakaiburi 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 Nakaiburi is worst in April — around 23 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (October, 13 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1423 µg/m³Oct 1713 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb17Moderate
Mar22Moderate
Apr23Moderate
May22Moderate
Jun19Moderate
Jul17Moderate
Aug18Moderate
Sep14Moderate
Oct13Moderate
Nov14Moderate
Dec13Moderate
Location & terrain

Where is Nakaiburi?

Nakaiburi sits at 34.3°N, 135.5°E, 67 m above sea level, in Japan. The nearest listed city is Hashimoto, 8.0 km away.

Topography around Nakaiburi

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

Within 3 km, the terrain around Nakaiburi has significant variations in elevation — a maximum elevation change of 486 m around an average of 152 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,074 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,879 m.

The land around Nakaiburi is covered by trees (71%) within 3 km, trees (88%) within 16 km, and trees (60%) and water (25%) within 80 km.

3 km
486 m
16 km
1,074 m
80 km
1,879 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Hashimoto 8.0 km · Kinokawa 12 km · Kawachi-Nagano 16 km · Gojō 16 km · Iwade 21 km · Ōkubo-naka 21 km · Izumi 22 km · Tondabayashichō 23 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 Nakaiburi (34.3034°, 135.5332°, elevation 67 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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).