Shima weather in January

In January, Shima sees average daytime highs of 10°C and overnight lows near 6°C, with 79 mm of precipitation across 6.2 wet days and about 10 hours of daylight. It is the 12th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 10°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 42 min at the start of January to 10 h 18 min by month's end. Set against the rest of the year, January is Shima's 2nd-clearest and 1st-windiest month. For the whole year in context, see Shima's year-round climate.

Daytime high
10°
12th warmest
Overnight low
2nd coldest
Precipitation
79 mm
6.2 wet days
Daylight
9 h 54 min
7:04 AM – 5:00 PM
Cloud cover
45%
2nd clearest
Wind
22 km/h
1st windiest
Solar energy
2.97 kWh/m²
Travel score
2.8
out of 10

Shima is city in Mie Prefecture, Japan.

Density
267/km²
people per km²
Founded
2004

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 10°C through the month.

A typical January day in Shima reaches about 10°C in the afternoon and slips back to 6°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 7°C and 14°C. Set against its neighbours, January runs about 2°C cooler than December and on par with February.

10°15°151015202531
Avg high (°C)Avg low (°C)
1117
2117
3117
4117
5117
6117
7117
8117
9117
10117
11117
12106
13106
14106
15106
16106
17106
18106
19106
20106
21106
22106
23106
24106
25106
26106
27106
28106
29106
30106
31106

How January really feels in Shima

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.

Shima 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
Jan10° / 796.2102.8
Feb11° / 827.510.72.9
Mar14° / 14410.711.74.0
Apr18° / 13°14910.412.85.6
May21° / 17°17411.513.86.2
Jun24° / 21°25014.414.25.7
Jul27° / 25°1911414.15.6
Aug29° / 26°1381313.35.3
Sep26° / 23°25015.212.25.8
Oct22° / 19°27713.211.16.3
Nov18° / 14°1249.510.25.9
Dec13° / 786.99.74.1

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 18% of January, with mostly cloudy or overcast conditions the remaining 30%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17921
27822
37822
47822
57723
67624
77624
87525
97327
107228
117129
127030
136931
146931
156832
166733
176634
186634
196535
206535
216535
226436
236436
246436
256535
266535
276634
286634
296634
306733
316733

Chance of precipitation in January

Any precipitation

Shima gets around 79 mm of rain and snow over 6.2 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 24% on the wettest days, and about 0 day brings snow. The odds climb toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
116
216
316
416
516
616
717
817
918
1019
1120
1221
1322
1422
1523
1623
1724
1824
1924
2024
2124
2224
2324
2424
2523
2623
2723
2822
2922
3022
3122

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 22 km/h in January, the windiest month of the year.

Across January, daily wind ranges from about 21 km/h on the calmest days to 22 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
121breezy
221breezy
321breezy
421breezy
521breezy
622breezy
722breezy
822breezy
922breezy
1022breezy
1122breezy
1222breezy
1322breezy
1422breezy
1522breezy
1622breezy
1722breezy
1822breezy
1922breezy
2022breezy
2122breezy
2222breezy
2322breezy
2422breezy
2522breezy
2622breezy
2722breezy
2822breezy
2922breezy
3022breezy
3122breezy

Sunrise & sunset in January

DaylightNight

Daylight runs from about 9 h 42 min at the start of January to 10 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 36 minutes over January. Sunrise moves from 7:04 AM to 6:58 AM, and sunset from 4:48 PM to 5:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.77:044:48
29.87:044:49
39.87:044:50
49.87:044:50
59.87:044:51
69.87:044:52
79.87:044:53
89.87:044:53
99.87:044:54
109.87:044:55
119.97:044:56
129.97:044:57
139.97:044:58
149.97:044:58
159.97:044:59
169.97:045:00
1710.07:045:01
1810.07:035:02
1910.07:035:03
2010.07:035:04
2110.07:025:05
2210.17:025:06
2310.17:025:07
2410.17:015:08
2510.17:015:09
2610.27:005:10
2710.27:005:11
2810.26:595:11
2910.26:595:12
3010.36:585:13
3110.36:585:14

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 2.97 kWh/m².

For context, solar energy here swings from a low near 2.64 kWh/m² to a high of 5.67 kWh/m² in May across the year — January's 2.97 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
12.8Moderate
22.8Moderate
32.8Moderate
42.8Moderate
52.8Moderate
62.8Moderate
72.8Moderate
82.9Moderate
92.9Moderate
102.9Moderate
112.9Moderate
122.9Moderate
132.9Moderate
142.9Moderate
152.9Moderate
162.9Moderate
172.9Moderate
182.9Moderate
192.9Moderate
203.0Moderate
213.0Moderate
223.0Moderate
233.0Moderate
243.1Moderate
253.1Moderate
263.1Moderate
273.1Moderate
283.2Moderate
293.2Moderate
303.3Moderate
313.3Moderate
Planning a trip in January

Hazard calendar for Shima

In seasonPeak

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

Shima 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 January a good time to visit Shima?

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

2.8
Sightseeing
12th-best month of the year
0.0
Beach & pool
11th-best month of the year

January is a weaker month for outdoor sightseeing in Shima.

What to pack for Shima in January

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

In January, Shima sees daytime highs around 10°C and nights near 6°C. Pack a warm layer. Worth having: a windbreaker. About 6 days see rain.

a warm layera windbreaker

Sea temperature near Shima in January

The nearest coast averages about 17°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 23 km away) is warmest in August at about 27°C and coldest in February near 16°C.

It's comfortable for a long swim from May 20 to Dec 2 — about 6.5 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan17Cool
Feb16Cool
Mar17Cool
Apr18Cool
May20Cool
Jun22Refreshing
Jul25Warm
Aug27Warm
Sep26Warm
Oct24Refreshing
Nov21Refreshing
Dec19Cool

UV index in Shima in January

LowModerateHighVery highExtreme

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

Under clear skies, the midday UV index in Shima peaks around July 13 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 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 highModerateJul 13UV 10Dec 22UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5High
Apr7High
May8Very high
Jun10Very high
Jul10Very high
Aug9Very high
Sep9Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Shima 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 Shima is worst in March — around 26 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (July, 16 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 2326 µg/m³Jul 2316 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb21Moderate
Mar26Moderate
Apr26Moderate
May24Moderate
Jun20Moderate
Jul16Moderate
Aug16Moderate
Sep17Moderate
Oct19Moderate
Nov21Moderate
Dec18Moderate
Location & terrain

Where is Shima?

Shima sits at 34.3°N, 136.8°E, 11 m above sea level, in Japan. The nearest listed city is Toba, 17 km away.

Topography around Shima

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

Within 3 km, the terrain around Shima has only modest variations in elevation — a maximum elevation change of 143 m around an average of 23 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 555 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,684 m.

The land around Shima is covered by trees (69%) within 3 km, water (53%) and trees (42%) within 16 km, and water (53%) and trees (34%) within 80 km.

3 km
143 m
16 km
555 m
80 km
1,684 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Toba 17 km · Ise 21 km · Tamaru 25 km · Saikū 29 km · Matsusaka 39 km · Minamichita 41 km · Toyohama 43 km · Hisai-motomachi 50 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 Shima (34.3333°, 136.8333°, elevation 11 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).