Minamikyushu weather in December

In December, Minamikyushu sees average daytime highs of 15°C and overnight lows near 9°C, with 91 mm of rain across 7.7 wet days and about 10 hours of daylight. It is the 10th-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 17°C in the first days to 14°C by the end. The sky is clear or mostly clear about 31% of the time in December, and the air most often feels dry.

Daylight stretches from about 10 h 06 min at the start of December to 10 hours by month's end. Set against the rest of the year, December is Minamikyushu's 3rd-clearest and 4th-windiest month. For the whole year in context, see Minamikyushu's year-round climate.

Daytime high
15°
10th warmest
Overnight low
3rd coldest
Rainfall
91 mm
7.7 wet days
Daylight
10 hours
7:15 AM – 5:13 PM
Cloud cover
57%
3rd clearest
Wind
16 km/h
4th windiest
Solar energy
2.45 kWh/m²
Travel score
4.8
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 17°C in the first days to 14°C by the end.

A typical December day in Minamikyushu reaches about 15°C in the afternoon and slips back to 9°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 10°C and 19°C. Set against its neighbours, December runs about 5°C cooler than November and about 2°C warmer than January.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11711
21711
31711
41610
51610
61610
71610
81610
91610
10159
11159
12159
13159
14159
15159
16159
17159
18149
19148
20148
21148
22148
23148
24148
25148
26148
27148
28148
29148
30148
31148

How December really feels in Minamikyushu

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

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Minamikyushu 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 daysDaylight (hours)Travel score
Jan13° / 908.810.23.6
Feb14° / 1089.410.93.9
Mar17° / 10°1661311.84.9
Apr20° / 14°18612.112.75.9
May24° / 18°20412.113.66.4
Jun26° / 22°48420.3144.8
Jul30° / 25°27918.713.84.0
Aug31° / 26°17616.713.14.0
Sep29° / 23°21914.412.25.2
Oct25° / 19°1219.411.27.1
Nov20° / 14°1228.910.46.5
Dec15° / 917.7104.8

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 31% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 20% of December, with mostly cloudy or overcast conditions the remaining 49%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15446
25446
35347
45248
55248
65248
75149
85149
95149
105149
115149
125149
135149
145149
155050
165149
175149
185149
195050
205050
215149
225050
235149
245050
255050
265149
275050
285050
295050
304951
314852

Chance of precipitation in December

Any precipitation

Minamikyushu gets around 91 mm of rain over 7.7 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 25% and peaks near 29% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
129
229
329
428
528
628
727
827
927
1026
1126
1226
1326
1426
1526
1625
1725
1825
1924
2024
2124
2223
2323
2423
2522
2622
2722
2821
2921
3022
3122

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 91% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1831061
2841051
385951
485951
588840
688840
789740
890730
991630
1091630
1191630
1291630
1391630
1491630
1592620
1692620
1792620
1892620
1992620
2092620
2193610
2294510
2394510
2494510
2594510
2695410
2795410
2895410
2995410
3096310
3197300

Wind in December

Winds average 16 km/h in December.

Across December, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 06 min at the start of December to 10 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 7:05 AM to 7:22 AM, and sunset from 5:11 PM to 5:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.17:055:11
210.17:055:11
310.17:065:11
410.17:075:11
510.17:085:11
610.07:095:11
710.07:095:11
810.07:105:12
910.07:115:12
1010.07:115:12
1110.07:125:12
1210.07:135:12
1310.07:135:13
1410.07:145:13
1510.07:155:13
1610.07:155:13
1710.07:165:14
1810.07:165:14
1910.07:175:15
2010.07:175:15
2110.07:185:15
2210.07:185:16
2310.07:195:16
2410.07:195:17
2510.07:205:17
2610.07:205:18
2710.07:205:18
2810.07:215:19
2910.07:215:20
3010.07:215:20
3110.07:225:21

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.45 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.45 kWh/m² to a high of 5.2 kWh/m² in August across the year — December's 2.45 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
102.4Moderate
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
252.5Moderate
262.5Moderate
272.5Moderate
282.5Moderate
292.5Moderate
302.6Moderate
312.6Moderate
Planning a trip in December

Hazard calendar for Minamikyushu

In seasonPeak

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

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

Minamikyushu's rainy season runs June–July, when most of the year's rain falls.

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

Is December a good time to visit Minamikyushu?

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

4.8
Sightseeing
7th-best month of the year
0.3
Beach & pool
10th-best month of the year

December is a reasonable time to visit Minamikyushu for sightseeing.

What to pack for Minamikyushu in December

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

In December, Minamikyushu sees daytime highs around 15°C and nights near 9°C. Worth packing: a warm layer. About 8 days see rain.

a warm layer

Sea temperature near Minamikyushu in December

The nearest coast averages about 21°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 16 km away) is warmest in August at about 28°C and coldest in February near 18°C.

It's comfortable for a long swim from Apr 24 to Dec 26 — about 8.1 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan19Cool
Feb18Cool
Mar18Cool
Apr20Cool
May21Refreshing
Jun24Refreshing
Jul27Warm
Aug28Tropical
Sep27Warm
Oct25Warm
Nov23Refreshing
Dec21Refreshing

UV index in Minamikyushu in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Minamikyushu peaks around June 23 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 4 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 23UV 11Jan 1UV 4
UV index (midday)Level
Jan4Moderate
Feb5Moderate
Mar7High
Apr8Very high
May8Very high
Jun11Extreme
Jul11Extreme
Aug9Very high
Sep10Extreme
Oct6High
Nov5Moderate
Dec4Moderate

Air quality in Minamikyushu 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 Minamikyushu is worst in April — around 23 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (October, 12 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1423 µg/m³Oct 1012 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb19Moderate
Mar22Moderate
Apr23Moderate
May21Moderate
Jun17Moderate
Jul12Moderate
Aug14Moderate
Sep12Moderate
Oct12Moderate
Nov14Moderate
Dec13Moderate
Location & terrain

Where is Minamikyushu?

Minamikyushu sits at 31.3°N, 130.5°E, 160 m above sea level, in Japan. The nearest listed city is Kaseda-shirakame, 15 km away.

Topography around Minamikyushu

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

Within 3 km, the terrain around Minamikyushu has significant variations in elevation — a maximum elevation change of 305 m around an average of 214 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 610 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,640 m.

The land around Minamikyushu is covered by trees (80%) within 3 km, trees (62%) and water (24%) within 16 km, and water (65%) and trees (30%) within 80 km.

3 km
305 m
16 km
610 m
80 km
1,640 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Kaseda-shirakame 15 km · Makurazaki 16 km · Minamisatsuma 17 km · Ibusuki 22 km · Kagoshima 26 km · Tarumizu 28 km · Ijūin 30 km · Umeki 36 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 Minamikyushu (31.3469°, 130.4561°, elevation 160 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).