Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
January
Weather in January
Temperature
The coldest time of the year is January, with temperatures averaging a high of 3.3°C (37.9°F) and a low of -1.7°C (28.9°F).Humidity
In Tomiya, the average relative humidity in January is 78%.Rainfall
In Tomiya, Japan, during January, the rain falls for 8.7 days and regularly aggregates up to 31mm (1.22") of precipitation. Throughout the year, in Tomiya, there are 152.2 rainfall days, and 720mm (28.35") of precipitation is accumulated.Snowfall
Months with snowfall in Tomiya are January through April and December. In Tomiya, in January, during 7.9 snowfall days, 62mm (2.44") of snow is typically accumulated. In Tomiya, Japan, during the entire year, snow falls for 27.1 days and aggregates up to 195mm (7.68") of snow.Daylight
In January, the average length of the day in Tomiya is 9h and 50min.On the first day of the month, sunrise is at 06:53 and sunset at 16:25. On the last day of January, in Tomiya, sunrise is at 06:43 and sunset at 16:56 JST.
Sunshine
With an average of 5.1h of sunshine, January has the least sunshine of the year in Tomiya.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Tomiya. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.Note: In January, the maximum UV index of 2 suggests these recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Opt for tightly woven and loose clothing to enhance protection from the Sun. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months in Tomiya?
Is January cold in Tomiya?
What is the average humidity in January in Tomiya?
How much does it rain in Tomiya in January?
How much does it snow in Tomiya in January?
What is the average length of the day in January in Tomiya?
What time are sunrise and sunset in January in Tomiya?
What is the month with the least sunshine in Tomiya?
How long on average sun shines in January in Tomiya?
When is the lowest UV index in Tomiya?
What is the UV index reading in January in Tomiya?
Average temperature in January
Tomiya, Japan
- Average high temperature in January: 3.3°C
The warmest month (with the highest average high temperature) is August (27.8°C).
The month with the lowest average high temperature is January (3.3°C).
- Average low temperature in January: -1.7°C
The month with the highest average low temperature is August (21.4°C).
The coldest months (with the lowest average low temperature) are January and February (-1.7°C).
Average pressure in January
Tomiya, Japan
- Average pressure in January: 1016.2mbar
The month with the highest atmospheric pressure is November (1018.7mbar).
The month with the lowest atmospheric pressure is June (1009.3mbar).
Average wind speed in January
Tomiya, Japan
- Average wind speed in January: 14.4km/h
The windiest month (with the highest average wind speed) is January (14.4km/h).
The calmest month (with the lowest average wind speed) is July (8.1km/h).
Average humidity in January
Tomiya, Japan
- Average humidity in January: 78%
The month with the highest relative humidity is July (84%).
The months with the lowest relative humidity are April and May (72%).
Average rainfall in January
Tomiya, Japan
- Average rainfall in January: 31mm
The wettest months (with the highest rainfall) are July and October (111mm).
The driest month (with the least rainfall) is February (22mm).
Average rainfall days in January
Tomiya, Japan
- Average rainfall days in January: 8.7 days
The month with the highest number of rainy days is July (20.7 days).
The month with the least rainy days is January (8.7 days).
Average snowfall in January
Tomiya, Japan
- Average snowfall in January: 62mm
The month with the highest snowfall is February (63mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).
Average snowfall days in January
Tomiya, Japan
- Average snowfall days in January: 7.9 days
The month with the highest number of snowfall days is February (9.2 days).
The months with the least snowfall days are May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Tomiya, Japan
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January: 5h and 1min
The month with the most sunshine is May (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in January
Tomiya, Japan
- Average sunshine days in January: 17.3 days
The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is July (7.2 days).
Average UV index in January
Tomiya, Japan
- Average UV index in January: 2
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in January
Tomiya, Japan
- Average cloud cover in January: 46
The month with the most cloud cover is July (Cloud cover 49).
The month with the least cloud cover is May (Cloud cover 36).
Average visibility in January
Tomiya, Japan
- Average visibility in January: 9km
The months with the highest visibility are October, November and December (10km).
The month with the lowest visibility is July (8km).
