Tōno weather in January

In January, Tōno sees average daytime highs of 1°C and overnight lows near -6°C, with 54 mm of precipitation across 8.6 wet days and about 9.5 hours of daylight. It is the 12th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 1°C through the month. The sky is clear or mostly clear about 26% of the time in January, and the air most often feels dry.

Daylight stretches from about 9 h 18 min at the start of January to 9 h 54 min by month's end. Set against the rest of the year, January is Tōno's 2nd-clearest and 1st-windiest month. For the whole year in context, see Tōno's year-round climate.

Daytime high
12th warmest
Overnight low
-6°
2nd coldest
Precipitation
54 mm
8.6 wet days
Daylight
9 h 30 min
6:58 AM – 4:29 PM
Cloud cover
59%
2nd clearest
Wind
11 km/h
1st windiest
Solar energy
2.54 kWh/m²
Travel score
0.0
out of 10

Tōno is city in Iwate Prefecture, Japan.

Density
32/km²
people per km²
Founded
1954

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 1°C through the month.

A typical January day in Tōno reaches about 1°C in the afternoon and slips back to -6°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between -2°C and 5°C. Set against its neighbours, January runs about 3°C cooler than December and about 1°C cooler than February.

-15°-10°-5°10°151015202531
Avg high (°C)Avg low (°C)
12-4
22-4
32-4
42-5
52-5
62-5
72-5
82-5
92-5
102-5
111-5
121-5
131-6
141-6
151-6
161-6
171-6
181-6
191-6
201-6
211-6
221-6
231-6
241-6
251-6
261-6
271-6
281-7
291-7
301-7
311-7

How January really feels in Tōno

Once humidity and wind are folded in, January averages 0 days that feel above 32°C and 31 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
31
22 feel bitter (≤ -10°C)

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

Tōno 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 daysSnow daysDaylight (hours)Travel score
Jan / -6°548.689.50.0
Feb / -6°508.37.510.50.0
Mar / -2°9512.17.211.70.6
Apr13° / 102132.1133.2
May17° / 11712.4014.15.2
Jun21° / 14°12912.9014.75.6
Jul24° / 18°16716014.55.6
Aug26° / 19°16415.5013.55.7
Sep22° / 15°17214.1012.35.8
Oct17° / 13511.20115.0
Nov10° / 7410.51.49.82.4
Dec / -2°6410.26.69.30.1

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 27% of January, with mostly cloudy or overcast conditions the remaining 46%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15446
25545
35446
45446
55545
65545
75545
85545
95545
105446
115446
125347
135347
145248
155248
165248
175248
185248
195347
205347
215347
225347
235347
245347
255347
265446
275446
285446
295446
305347
315347

Chance of precipitation in January

Any precipitationSnow

Tōno gets around 54 mm of rain and snow over 8.6 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 28% and peaks near 30% on the wettest days, and about 8 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
13025
23025
33026
43026
53026
63026
73026
82926
92926
102927
112927
122927
132927
142927
152827
162827
172827
182726
192726
202726
212726
222726
232726
242726
252726
262726
272726
282725
292725
302725
312726

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

Across January, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 9 h 18 min at the start of January to 9 h 54 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 6:59 AM to 6:49 AM, and sunset from 4:15 PM to 4:45 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.36:594:15
29.36:594:16
39.36:594:17
49.36:594:18
59.36:594:18
69.36:594:19
79.36:594:20
89.46:594:21
99.46:594:22
109.46:594:23
119.46:594:24
129.46:594:25
139.56:584:26
149.56:584:27
159.56:584:28
169.56:584:29
179.56:574:30
189.66:574:31
199.66:574:32
209.66:564:33
219.66:564:34
229.76:554:35
239.76:554:36
249.76:544:37
259.76:534:38
269.86:534:39
279.86:524:41
289.86:524:42
299.96:514:43
309.96:504:44
319.96:494:45

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 2.54 kWh/m².

For context, solar energy here swings from a low near 2.07 kWh/m² to a high of 5.38 kWh/m² in May across the year — January's 2.54 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.3Moderate
22.3Moderate
32.3Moderate
42.3Moderate
52.3Moderate
62.4Moderate
72.4Moderate
82.4Moderate
92.4Moderate
102.4Moderate
112.4Moderate
122.4Moderate
132.4Moderate
142.4Moderate
152.5Moderate
162.5Moderate
172.5Moderate
182.5Moderate
192.5Moderate
202.6Moderate
212.6Moderate
222.6Moderate
232.6Moderate
242.7Moderate
252.7Moderate
262.7Moderate
272.8Moderate
282.8Moderate
292.8Moderate
302.9Moderate
312.9Moderate
Planning a trip in January

Hazard calendar for Tōno

In seasonPeak

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

Tōno 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 Tōno?

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

0.0
Sightseeing
11th-best month of the year
0.0
Beach & pool
9th-best month of the year

January is a weaker month for outdoor sightseeing in Tōno.

What to pack for Tōno in January

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

In January, Tōno sees daytime highs around 1°C and nights near -6°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 9 days see rain.

a warm layera heavy coatrain gear

Sea temperature near Tōno in January

The nearest coast averages about 10°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 36 km away) is warmest in August at about 22°C and coldest in March near 7°C.

It's comfortable for a long swim from Jul 26 to Oct 1 — about 2.2 months when the water holds above 20°C.

5°10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan10Bracing
Feb8Bracing
Mar7Bracing
Apr9Bracing
May12Bracing
Jun16Cool
Jul19Cool
Aug22Refreshing
Sep21Refreshing
Oct19Cool
Nov16Cool
Dec13Bracing

UV index in Tōno 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 Tōno peaks around August 19 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighVery highHighModerateLowAug 19UV 9Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May8Very high
Jun8Very high
Jul6High
Aug9Very high
Sep7Very high
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Tōno 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 Tōno is worst in April — around 19 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (December, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1319 µg/m³Dec 179 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb13Moderate
Mar18Moderate
Apr19Moderate
May17Moderate
Jun12Moderate
Jul11Good
Aug9Good
Sep10Good
Oct10Good
Nov10Good
Dec9Good
Location & terrain

Where is Tōno?

Tōno sits at 39.3°N, 141.5°E, 328 m above sea level, in Japan. The nearest listed city is Kamaishi, 29 km away.

Topography around Tōno

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

Within 3 km, the terrain around Tōno has large variations in elevation — a maximum elevation change of 667 m around an average of 405 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,177 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,980 m.

The land around Tōno is covered by trees (70%) within 3 km, trees (89%) within 16 km, and trees (66%) and water (25%) within 80 km.

3 km
667 m
16 km
1,177 m
80 km
1,980 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Kamaishi 29 km · Ōfunato 31 km · Rikuzen-Takata 35 km · Kitakami 36 km · Hanamaki 37 km · Ōshū 37 km · Kanegasaki 38 km · Yamada 40 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 Tōno (39.3167°, 141.5333°, elevation 328 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).