January weather forecastSunabe, Japan
January
Weather in January
January, the same as December, is another comfortable winter month in Sunabe, Japan, with an average temperature ranging between max 18.8°C (65.8°F) and min 16.8°C (62.2°F).Temperature
January, with average temperatures reaching a high of 18.8°C (65.8°F) and a low of 16.8°C (62.2°F), is the coldest month.Humidity
With an average relative humidity of 72%, January is the least humid month.Rainfall
The months with the least rainfall are January and February Rain falls for 19 days and accumulates 53mm (2.09") of rain.Daylight
In Sunabe, the average length of the day in January is 10h and 42min.On the first day of the month, sunrise is at 07:16 and sunset at 17:47. On the last day of January, in Sunabe, sunrise is at 07:14 and sunset at 18:10 JST.
Sunshine
January has the least sunshine of the year, with an average of 4.3h of sunshine.UV index
In Sunabe, the average daily maximum UV index in January is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The daily high UV index of 5 during January translates into the following recommendations:
Exercise prevention - Precautions against solar damage are endorsed. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Sunabe, Japan
- Average high temperature in January: 18.8°C
The warmest month (with the highest average high temperature) is August (29.5°C).
The month with the lowest average high temperature is January (18.8°C).
- Average low temperature in January: 16.8°C
The month with the highest average low temperature is August (28.2°C).
The coldest month (with the lowest average low temperature) is January (16.8°C).
Average pressure in January
Sunabe, Japan
- Average pressure in January: 1020.9mbar
The month with the highest atmospheric pressure is January (1020.9mbar).
The month with the lowest atmospheric pressure is August (1006.6mbar).
Average wind speed in January
Sunabe, Japan
- Average wind speed in January: 26.5km/h
The windiest month (with the highest average wind speed) is December (27.6km/h).
The calmest month (with the lowest average wind speed) is May (19.5km/h).
Average humidity in January
Sunabe, Japan
- Average humidity in January: 72%
The month with the highest relative humidity is June (86%).
The month with the lowest relative humidity is January (72%).
Average rainfall in January
Sunabe, Japan
- Average rainfall in January: 53mm
The wettest month (with the highest rainfall) is June (198mm).
The driest months (with the least rainfall) are January and February (53mm).
Average rainfall days in January
Sunabe, Japan
- Average rainfall days in January: 19 days
The months with the highest number of rainy days are September and October (19.7 days).
The month with the least rainy days is July (16.1 days).
Average daylight in January /
Average sunshine in January
Sunabe, Japan
- Average daylight in January: 10h and 42min
The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).
- Average sunshine in January: 4h and 18min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in January
Sunabe, Japan
- Average sunshine days in January: 7.5 days
The month with the most sunshine days is July (12.6 days).
The month with the least sunshine days is September (6.8 days).
Average UV index in January
Sunabe, Japan
- Average UV index in January: 5
The months with the highest UV index are June, July, August and September (UV index 7).
The month with the lowest UV index is December (UV index 4).
Average cloud cover in January
Sunabe, Japan
- Average cloud cover in January: 63
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in January
Sunabe, Japan
- Average visibility in January: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





