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
Weather in January
Temperature
January brings the lowest temperatures, with an average high of 8.8°C (47.8°F) and an average low of 4.9°C (40.8°F).Humidity
January through March, with an average relative humidity of 71%, are the least humid months.Rainfall
January is the month with the least rainfall. Rain falls for 9.7 days and accumulates 18mm (0.71") of precipitation.Snowfall
Months with snowfall are January, February and December. January is the month with the most snowfall in Ishizaki. Snow falls for 2.5 days and accumulates 2mm (0.08") of snow.Daylight
The average length of the day in January is 10h and 13min.On the first day of the month, sunrise is at 07:21 and sunset at 17:20. On the last day of January, in Ishizaki, sunrise is at 07:15 and sunset at 17:47 JST.
Sunshine
The months with the least sunshine are January and December, with an average of 4.2h of sunshine.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the average person.Note: In January, an average UV index of 2 transforms into the following instructions:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Frequently asked questions
What month is the coldest in Ishizaki?
What are January temperatures in Ishizaki?
What are the least humid months in Ishizaki?
What is the average humidity in January in Ishizaki?
What is the driest month in Ishizaki?
How many days does it rain in January in Ishizaki?
When does it snow the most in Ishizaki?
How much does it snow in Ishizaki in January?
What is the average length of the day in January in Ishizaki?
When is the sunrise / sunset in January in Ishizaki?
What is the month with the least sunshine in Ishizaki?
How long on average sun shines in January in Ishizaki?
What is the month with the lowest UV index in Ishizaki?
How high is the UV index in January in Ishizaki?
Average temperature in January
Ishizaki, Japan
- Average high temperature in January: 8.8°C
The warmest month (with the highest average high temperature) is August (29.3°C).
The month with the lowest average high temperature is January (8.8°C).
- Average low temperature in January: 4.9°C
The month with the highest average low temperature is August (24.6°C).
The coldest month (with the lowest average low temperature) is January (4.9°C).
Average pressure in January
Ishizaki, Japan
- Average pressure in January: 1022.2mbar
The month with the highest atmospheric pressure is January (1022.2mbar).
The month with the lowest atmospheric pressure is June (1008.1mbar).
Average wind speed in January
Ishizaki, Japan
- Average wind speed in January: 16.4km/h
The windiest month (with the highest average wind speed) is January (16.4km/h).
The calmest month (with the lowest average wind speed) is June (10.7km/h).
Average humidity in January
Ishizaki, Japan
- Average humidity in January: 71%
The month with the highest relative humidity is July (86%).
The months with the lowest relative humidity are January, February and March (71%).
Average rainfall in January
Ishizaki, Japan
- Average rainfall in January: 18mm
The wettest month (with the highest rainfall) is July (105mm).
The driest month (with the least rainfall) is January (18mm).
Average rainfall days in January
Ishizaki, Japan
- Average rainfall days in January: 9.7 days
The month with the highest number of rainy days is July (20.1 days).
The month with the least rainy days is May (9.4 days).
Average snowfall in January
Ishizaki, Japan
- Average snowfall in January: 2mm
The month with the highest snowfall is January (2mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in January
Ishizaki, Japan
- Average snowfall days in January: 2.5 days
The month with the highest number of snowfall days is January (2.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Ishizaki, Japan
- Average daylight in January: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in January: 4h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The months with the least sunshine are January and December (Average sunshine: 4h and 12min).
Average sunshine days in January
Ishizaki, Japan
- Average sunshine days in January: 16.3 days
The month with the most sunshine days is May (19.4 days).
The month with the least sunshine days is July (7.9 days).
Average UV index in January
Ishizaki, Japan
- Average UV index in January: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in January
Ishizaki, Japan
- Average cloud cover in January: 53
The month with the most cloud cover is December (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in January
Ishizaki, Japan
- Average visibility in January: 10km
The months with the highest visibility are January, February, March, April, August, September, October, November and December (10km).
The months with the lowest visibility are May, June and July (9km).
Ishizaki, Japan
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