Arida weather in January

In January, Arida sees average daytime highs of 10°C and overnight lows near 7°C, with 98 mm of precipitation across 13 wet days and about 10 hours of daylight. It is the 12th-warmest and 12th-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 25% of the time in January, and the air most often feels dry.

Daylight stretches from about 9 h 48 min at the start of January to 10 h 18 min by month's end. Set against the rest of the year, January is Arida's 9th-clearest and 1st-windiest month. For the whole year in context, see Arida's year-round climate.

Daytime high
10°
12th warmest
Overnight low
2nd coldest
Precipitation
98 mm
13 wet days
Daylight
10 hours
7:10 AM – 5:08 PM
Cloud cover
60%
9th clearest
Wind
27 km/h
1st windiest
Solar energy
2.67 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 Arida reaches about 10°C in the afternoon and slips back to 7°C overnight — a 3°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 3°C cooler than December and on par with February.

10°15°151015202531
Avg high (°C)Avg low (°C)
1118
2118
3118
4118
5118
6118
7118
8118
9118
10118
11118
12117
13107
14107
15107
16107
17107
18107
19107
20107
21107
22107
23107
24107
25107
26107
27107
28107
29107
30107
31107

Arida weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan10° / 98130.4102.3
Feb11° / 10012.20.610.72.5
Mar13° / 14012.9011.73.6
Apr17° / 14°13911012.85.2
May20° / 17°16110.4013.76.1
Jun23° / 21°24813.8014.25.8
Jul26° / 25°19111.80146.3
Aug27° / 26°1038.9013.36.7
Sep26° / 24°19312.3012.26.4
Oct22° / 19°20611.4011.16.6
Nov18° / 15°1129010.25.8
Dec13° / 10°98110.19.83.6

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 24% of January, with mostly cloudy or overcast conditions the remaining 51%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15644
25644
35545
45545
55545
65446
75347
85347
95347
105248
115149
125050
135050
144951
154852
164852
174852
184753
194753
204555
214555
224456
234456
244357
254456
264456
274555
284555
294555
304654
314753

Chance of precipitation in January

Any precipitationSnow

Arida gets around 98 mm of rain and snow over 13 wet days in January, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 42% and peaks near 47% on the wettest days, and about 0 day brings snow. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
1371
2371
3371
4371
5371
6371
7371
8381
9381
10391
11391
12401
13411
14411
15421
16431
17442
18442
19452
20462
21462
22472
23472
24472
25472
26472
27472
28472
29472
30462
31462

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 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1991
2991
3991
4991
5991
6991
7991
8991
9991
10991
11991
12991
13991
14991
15991
16991
17991
18991
19991
20991
21991
221000
231000
241000
251000
261000
271000
281000
291000
301000
31991

Wind in January

Winds average 27 km/h in January, the windiest month of the year.

Across January, daily wind ranges from about 27 km/h on the calmest days to 27 km/h at its breeziest. It stays fairly steady from day to day.

0102030151015202531
Wind speed (km/h)Feels
127breezy
227breezy
327breezy
427breezy
527breezy
627breezy
727breezy
827breezy
927breezy
1027breezy
1127breezy
1227breezy
1327breezy
1427breezy
1527breezy
1627breezy
1727breezy
1827breezy
1927breezy
2027breezy
2127breezy
2227breezy
2327breezy
2427breezy
2527breezy
2627breezy
2727breezy
2827breezy
2927breezy
3027breezy
3127breezy

Sunrise & sunset in January

DaylightNight

Daylight runs from about 9 h 48 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 30 minutes over January. Sunrise moves from 7:10 AM to 7:04 AM, and sunset from 4:56 PM to 5:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.87:104:56
29.87:104:56
39.87:104:57
49.87:104:58
59.87:104:58
69.87:114:59
79.87:115:00
89.87:115:01
99.87:115:02
109.97:115:02
119.97:115:03
129.97:115:04
139.97:105:05
149.97:105:06
159.97:105:07
1610.07:105:08
1710.07:105:09
1810.07:105:09
1910.07:095:10
2010.07:095:11
2110.17:095:12
2210.17:085:13
2310.17:085:14
2410.17:085:15
2510.17:075:16
2610.27:075:17
2710.27:065:18
2810.27:065:19
2910.27:055:20
3010.37:055:21
3110.37:045:22

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 2.67 kWh/m².

For context, solar energy here swings from a low near 2.41 kWh/m² to a high of 5.58 kWh/m² in May across the year — January's 2.67 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.5Moderate
22.5Moderate
32.5Moderate
42.5Moderate
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
192.6Moderate
202.7Moderate
212.7Moderate
222.7Moderate
232.7Moderate
242.8Moderate
252.8Moderate
262.8Moderate
272.8Moderate
282.9Moderate
292.9Moderate
302.9Moderate
313.0Moderate
Planning a trip in January

Hazard calendar for Arida

In seasonPeak

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

Arida 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 Arida?

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

2.3
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 Arida.

What to pack for Arida in January

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

In January, Arida sees daytime highs around 10°C and nights near 7°C. Pack a warm layer. Worth having: rain gear and a windbreaker. About 13 days see rain.

a warm layerrain geara windbreaker

Sea temperature near Arida 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 offshore is warmest in August at about 27°C and coldest in February near 14°C.

It's comfortable for a long swim from May 31 to Nov 23 — about 5.8 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb14Bracing
Mar15Bracing
Apr16Cool
May19Cool
Jun22Refreshing
Jul25Warm
Aug27Warm
Sep26Warm
Oct24Refreshing
Nov21Refreshing
Dec18Cool

UV index in Arida 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 Arida peaks around June 23 at about 10 (extreme) — 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 highExtremeVery highModerateJun 23UV 10Dec 22UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr7Very high
May9Very high
Jun10Extreme
Jul10Extreme
Aug7High
Sep9Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Arida 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 Arida is worst in April — around 19 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (December, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1319 µg/m³Dec 1310 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb15Moderate
Mar19Moderate
Apr19Moderate
May17Moderate
Jun14Moderate
Jul10Good
Aug10Good
Sep10Good
Oct10Good
Nov11Good
Dec10Good
Location & terrain

Where is Arida?

Arida sits at 34.1°N, 135.1°E, 0 m above sea level, in Japan. The nearest listed city is Kainan, 12 km away.

Topography around Arida

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

Within 3 km, the terrain around Arida has significant variations in elevation — a maximum elevation change of 345 m around an average of 34 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 629 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,879 m.

The land around Arida is covered by trees (37%), water (37%) and artificial surfaces (22%) within 3 km, water (55%) and trees (35%) within 16 km, and water (45%) and trees (44%) within 80 km.

3 km
345 m
16 km
629 m
80 km
1,879 m
treesgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Kainan 12 km · Itogawa 14 km · Minato 15 km · Wakayama 18 km · Gobō 23 km · Iwade 26 km · Hannan 31 km · Sennan 33 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 Arida (34.0809°, 135.119°, elevation 0 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).