Narutō weather in January

In January, Narutō sees average daytime highs of 10°C and overnight lows near 5°C, with 94 mm of precipitation across 9.2 wet days and about 9.9 hours of daylight. It is the 12th-warmest and 9th-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 54% of the time in January, and the air most often feels dry.

Daylight stretches from about 9 h 36 min at the start of January to 10 h 12 min by month's end. Set against the rest of the year, January is Narutō's 1st-clearest and 4th-windiest month. For the whole year in context, see Narutō's year-round climate.

Daytime high
10°
12th warmest
Overnight low
2nd coldest
Precipitation
94 mm
9.2 wet days
Daylight
9 h 48 min
6:52 AM – 4:43 PM
Cloud cover
43%
1st clearest
Wind
17 km/h
4th windiest
Solar energy
2.73 kWh/m²
Travel score
2.3
out of 10

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 Narutō reaches about 10°C in the afternoon and slips back to 5°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 13°C. Set against its neighbours, January runs about 3°C cooler than December and on par with February.

10°15°151015202531
Avg high (°C)Avg low (°C)
1116
2106
3106
4106
5106
6106
7106
8106
9106
10106
11105
12105
13105
14105
15105
16105
1795
1895
1995
2095
2195
2295
2395
2495
2595
2695
2795
2895
2995
3095
3195

How January really feels in Narutō

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.

Narutō weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan10° / 949.20.49.92.3
Feb10° / 879.70.510.72.3
Mar13° / 14513.80.211.73.2
Apr17° / 12°12012.6012.94.9
May20° / 16°13311.3013.96.0
Jun23° / 20°17212.9014.45.9
Jul27° / 23°13111.8014.26.1
Aug28° / 25°929.8013.36.0
Sep26° / 22°17313.8012.26.0
Oct21° / 18°22714.1011.15.9
Nov17° / 13°12611.9010.15.2
Dec12° / 899.809.63.4

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 54% of the time in January, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 13% of January, with mostly cloudy or overcast conditions the remaining 33%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17327
27327
37327
47327
57327
67327
77129
87129
97129
106931
116931
126832
136733
146634
156535
166436
176436
186337
196337
206337
216337
226436
236436
246436
256436
266436
276436
286436
296337
306337
316436

Chance of precipitation in January

Any precipitationSnow

Narutō gets around 94 mm of rain and snow over 9.2 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 30% and peaks near 34% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1250
2250
3260
4260
5261
6261
7271
8271
9271
10281
11291
12291
13301
14311
15311
16321
17331
18332
19332
20332
21342
22342
23332
24332
25332
26332
27322
28322
29312
30312
31302

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 17 km/h in January.

Across January, daily wind ranges from about 16 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1717light breeze
1817light breeze
1917light breeze
2017light breeze
2117light breeze
2217light breeze
2317light breeze
2417light breeze
2517light breeze
2617light breeze
2717light breeze
2817light breeze
2917light breeze
3017light breeze
3117light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 9 h 36 min at the start of January to 10 h 12 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 6:53 AM to 6:46 AM, and sunset from 4:30 PM to 4:58 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.66:534:30
29.66:534:31
39.66:534:32
49.76:534:33
59.76:534:33
69.76:534:34
79.76:534:35
89.76:534:36
99.76:534:37
109.76:534:37
119.86:534:38
129.86:534:39
139.86:534:40
149.86:534:41
159.86:534:42
169.86:524:43
179.96:524:44
189.96:524:45
199.96:524:46
209.96:514:47
219.96:514:48
2210.06:514:49
2310.06:504:49
2410.06:504:50
2510.06:494:51
2610.16:494:52
2710.16:484:53
2810.16:484:54
2910.16:474:56
3010.26:464:57
3110.26:464:58

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 2.73 kWh/m².

For context, solar energy here swings from a low near 2.27 kWh/m² to a high of 5.46 kWh/m² in May across the year — January's 2.73 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
12.6Moderate
22.6Moderate
32.6Moderate
42.6Moderate
52.6Moderate
62.6Moderate
72.6Moderate
82.6Moderate
92.6Moderate
102.6Moderate
112.6Moderate
122.6Moderate
132.6Moderate
142.6Moderate
152.6Moderate
162.6Moderate
172.6Moderate
182.6Moderate
192.7Moderate
202.7Moderate
212.7Moderate
222.8Moderate
232.8Moderate
242.8Moderate
252.8Moderate
262.9Moderate
272.9Moderate
282.9Moderate
293.0Moderate
303.0Moderate
313.0Moderate
Planning a trip in January

Hazard calendar for Narutō

In seasonPeak

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

Narutō 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 Narutō?

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

2.3
Sightseeing
11th-best month of the year
0.0
Beach & pool
11th-best month of the year

January is a weaker month for outdoor sightseeing in Narutō.

What to pack for Narutō in January

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

In January, Narutō sees daytime highs around 10°C and nights near 5°C. Pack a warm layer. Worth having: rain gear. About 9 days see rain.

a warm layerrain gear

Sea temperature near Narutō in January

The nearest coast averages about 16°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 19 km away) is warmest in August at about 25°C and coldest in February near 15°C.

It's comfortable for a long swim from Jun 5 to Nov 22 — about 5.6 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb15Bracing
Mar15Cool
Apr16Cool
May19Cool
Jun21Refreshing
Jul23Refreshing
Aug25Warm
Sep25Warm
Oct23Refreshing
Nov21Refreshing
Dec18Cool

UV index in Narutō in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Narutō peaks around August 12 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 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 highVery highModerateAug 12UV 10Jan 1UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar4Moderate
Apr7High
May8Very high
Jun9Very high
Jul10Very high
Aug10Extreme
Sep8Very high
Oct6High
Nov3Moderate
Dec2Moderate

Air quality in Narutō 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 Narutō is worst in April — around 22 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (September, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateApr 1322 µg/m³Sep 911 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb17Moderate
Mar21Moderate
Apr22Moderate
May21Moderate
Jun16Moderate
Jul12Good
Aug11Good
Sep11Good
Oct14Moderate
Nov14Moderate
Dec13Moderate
Location & terrain

Where is Narutō?

Narutō sits at 35.6°N, 140.4°E, 6 m above sea level, in Japan. The nearest listed city is Sanmu, 3.0 km away.

Topography around Narutō

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

Within 3 km, the terrain around Narutō has only modest variations in elevation — a maximum elevation change of 67 m around an average of 15 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 114 m; within 80 km, large variations in elevation — a maximum elevation change of 840 m.

The land around Narutō is covered by cropland (44%), trees (29%) and artificial surfaces (22%) within 3 km, trees (31%), cropland (29%) and water (21%) within 16 km, and water (43%) and trees (23%) within 80 km.

3 km
67 m
16 km
114 m
80 km
840 m
treesgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Sanmu 3.0 km · Tōgane 7.0 km · Yokoshiba 8.0 km · Yachimata 11 km · Ōamishirasato 11 km · Ōami 13 km · Ryōgoku 14 km · Yōkaichiba 16 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 Narutō (35.6°, 140.4167°, elevation 6 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).