Kawaminami weather in January

In January, Kawaminami sees average daytime highs of 12°C and overnight lows near 5°C, with 71 mm of precipitation across 6.4 wet days and about 10.1 hours of daylight. It is the 12th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 12°C through the month. The sky is clear or mostly clear about 52% of the time in January, and the air most often feels dry.

Daylight stretches from about 9 h 54 min at the start of January to 10 h 24 min by month's end. Set against the rest of the year, January is Kawaminami's 2nd-clearest and 1st-windiest month. For the whole year in context, see Kawaminami's year-round climate.

Daytime high
12°
12th warmest
Overnight low
1st coldest
Precipitation
71 mm
6.4 wet days
Daylight
10 h 06 min
7:20 AM – 5:26 PM
Cloud cover
43%
2nd clearest
Wind
8 km/h
1st windiest
Solar energy
2.94 kWh/m²
Travel score
3.5
out of 10

Kawaminami is town in Koyu district, Miyazaki prefecture, Japan.

Density
170/km²
people per km²
Founded
1953

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 12°C through the month.

A typical January day in Kawaminami reaches about 12°C in the afternoon and slips back to 5°C overnight — a 7°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, January runs about 2°C cooler than December and about 1°C cooler than February.

10°15°20°151015202531
Avg high (°C)Avg low (°C)
1126
2126
3126
4126
5126
6126
7126
8125
9125
10125
11125
12125
13125
14125
15125
16125
17125
18125
19125
20125
21125
22125
23125
24125
25125
26125
27125
28125
29125
30125
31125

How January really feels in Kawaminami

Once humidity and wind are folded in, January 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

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

Kawaminami weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan12° / 716.410.13.5
Feb13° / 86810.83.7
Mar15° / 13111.411.84.6
Apr19° / 12°15811.612.85.9
May23° / 17°19412.613.66.2
Jun25° / 21°37718.414.15.1
Jul29° / 25°27017.813.94.2
Aug30° / 25°26619.413.23.9
Sep28° / 23°29016.812.25.2
Oct23° / 17°16610.711.26.8
Nov19° / 12°978.210.46.4
Dec14° / 705.89.94.7

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 52% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 16% of January, with mostly cloudy or overcast conditions the remaining 32%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17525
27525
37525
47426
57426
67327
77327
87129
97030
106931
116832
126733
136733
146634
156535
166436
176436
186436
196337
206337
216436
226436
236436
246436
256436
266634
276634
286634
296634
306733
316733

Chance of precipitation in January

Any precipitation

Kawaminami gets around 71 mm of rain and snow over 6.4 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 21% and peaks near 23% on the wettest days, and about 0 day brings snow.

0%10%20%30%151015202531
Rain chance (%)
116
217
317
417
517
618
718
819
919
1020
1120
1221
1321
1422
1522
1623
1723
1823
1923
2023
2123
2223
2323
2423
2523
2623
2722
2822
2922
3021
3121

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

Most of January feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, January 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 January

Winds average 8 km/h in January, the windiest month of the year.

Across January, daily wind ranges from about 8 km/h on the calmest days to 8 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
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 9 h 54 min at the start of January to 10 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over January. Sunrise moves from 7:19 AM to 7:15 AM, and sunset from 5:15 PM to 5:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.97:195:15
29.97:205:16
39.97:205:16
49.97:205:17
510.07:205:18
610.07:205:18
710.07:205:19
810.07:205:20
910.07:205:21
1010.07:205:21
1110.07:205:22
1210.07:205:23
1310.17:205:24
1410.17:205:25
1510.17:205:26
1610.17:205:26
1710.17:205:27
1810.17:205:28
1910.27:195:29
2010.27:195:30
2110.27:195:31
2210.27:195:32
2310.27:185:33
2410.37:185:33
2510.37:185:34
2610.37:175:35
2710.37:175:36
2810.37:165:37
2910.47:165:38
3010.47:155:39
3110.47:155:40

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 2.94 kWh/m².

For context, solar energy here swings from a low near 2.68 kWh/m² to a high of 5.14 kWh/m² in May across the year — January's 2.94 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
12.9Moderate
22.9Moderate
32.9Moderate
42.9Moderate
52.9Moderate
62.9Moderate
72.9Moderate
82.8Moderate
92.8Moderate
102.8Moderate
112.8Moderate
122.8Moderate
132.8Moderate
142.8Moderate
152.9Moderate
162.9Moderate
172.9Moderate
182.9Moderate
192.9Moderate
202.9Moderate
212.9Moderate
223.0Moderate
233.0Moderate
243.0Moderate
253.1Moderate
263.1Moderate
273.1Moderate
283.1Moderate
293.2Moderate
303.2Moderate
313.3Moderate
Planning a trip in January

Hazard calendar for Kawaminami

In seasonPeak

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

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

Kawaminami's rainy season runs May–September, 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 January a good time to visit Kawaminami?

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

3.5
Sightseeing
12th-best month of the year
0.0
Beach & pool
12th-best month of the year

January is a weaker month for outdoor sightseeing in Kawaminami.

What to pack for Kawaminami in January

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

In January, Kawaminami sees daytime highs around 12°C and nights near 5°C. Pack a warm layer. About 6 days see rain.

a warm layer

Sea temperature near Kawaminami in January

The nearest coast averages about 19°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 28°C and coldest in February near 18°C.

It's comfortable for a long swim from Apr 22 to Jan 1 — about 8.4 months when the water holds above 20°C.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan19Cool
Feb18Cool
Mar18Cool
Apr20Cool
May22Refreshing
Jun24Refreshing
Jul26Warm
Aug28Warm
Sep27Warm
Oct25Warm
Nov23Refreshing
Dec21Refreshing

UV index in Kawaminami in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kawaminami peaks around June 22 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 22UV 11Jan 1UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr8Very high
May9Very high
Jun11Extreme
Jul11Extreme
Aug10Very high
Sep10Very high
Oct6High
Nov5Moderate
Dec3Moderate

Air quality in Kawaminami in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

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

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 2025 µg/m³Jul 2214 µg/m³
PM2.5 (µg/m³)Level
Jan17Moderate
Feb20Moderate
Mar26Moderate
Apr23Moderate
May22Moderate
Jun18Moderate
Jul14Moderate
Aug14Moderate
Sep14Moderate
Oct15Moderate
Nov16Moderate
Dec15Moderate
Location & terrain

Where is Kawaminami?

Kawaminami sits at 32.2°N, 131.5°E, 37 m above sea level, in Japan. The nearest listed city is Takanabe, 6.0 km away.

Topography around Kawaminami

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

Within 3 km, the terrain around Kawaminami has only modest variations in elevation — a maximum elevation change of 109 m around an average of 57 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,401 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,714 m.

The land around Kawaminami is covered by cropland (39%) and trees (37%) within 3 km, trees (42%) and water (38%) within 16 km, and trees (63%) and water (30%) within 80 km.

3 km
109 m
16 km
1,401 m
80 km
1,714 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Takanabe 6.0 km · Shintomi 14 km · Tsuma 14 km · Saito 16 km · Honjō 28 km · Hyūga 29 km · Miyazaki 31 km · Kadogawa 35 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 Kawaminami (32.1833°, 131.5167°, elevation 37 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).