March weather forecastKosai, Japan
March
Weather in March
March, the first month of the spring in Kosai, is a fresh month, with an average temperature fluctuating between 6.5°C (43.7°F) and 12.3°C (54.1°F).Temperature
March's arrival brings a modest temperature shift, moving from a chilly 9.3°C (48.7°F) in February to a fresh 12.3°C (54.1°F). Throughout the month of March, Kosai observes an average nighttime temperature of 6.5°C (43.7°F).Humidity
The average relative humidity in March is 69%.Rainfall
In March, the rain falls for 12.9 days. Throughout March, 59mm (2.32") of precipitation is accumulated. In Kosai, during the entire year, the rain falls for 163.7 days and collects up to 1017mm (40.04") of precipitation.Snowfall
March through November are months without snowfall.Sea temperature
March is the month with the coldest seawater, with an average sea temperature of 15.1°C (59.2°F).Note: When the surface water temperature is 15.1°C (59.2°F), most do not enjoy swimming. Breathing control becomes more complex as temperatures drop below 21°C (69.8°F).
Daylight
In March, the average length of the day is 11h and 58min.On the first day of the month, sunrise is at 06:18 and sunset at 17:45. On the last day of March, sunrise is at 05:37 and sunset at 18:10 JST.
Sunshine
In Kosai, Japan, the average sunshine in March is 7.3h.UV index
The average daily maximum UV index in March is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index of 3 during March translates into these guidelines:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in March
Kosai, Japan
- Average high temperature in March: 12.3°C
The warmest month (with the highest average high temperature) is August (29.1°C).
The month with the lowest average high temperature is January (8.4°C).
- Average low temperature in March: 6.5°C
The month with the highest average low temperature is August (24.8°C).
The coldest month (with the lowest average low temperature) is January (3.5°C).
Average pressure in March
Kosai, Japan
- Average pressure in March: 1016.4mbar
The month with the highest atmospheric pressure is November (1018.7mbar).
The month with the lowest atmospheric pressure is June (1009.1mbar).
Average wind speed in March
Kosai, Japan
- Average wind speed in March: 20.6km/h
The windiest month (with the highest average wind speed) is January (24.2km/h).
The calmest months (with the lowest average wind speed) are July and August (12.8km/h).
Average humidity in March
Kosai, Japan
- Average humidity in March: 69%
The month with the highest relative humidity is July (83%).
The months with the lowest relative humidity are January and February (67%).
Average rainfall in March
Kosai, Japan
- Average rainfall in March: 59mm
The wettest month (with the highest rainfall) is July (190mm).
The driest month (with the least rainfall) is January (27mm).
Average rainfall days in March
Kosai, Japan
- Average rainfall days in March: 12.9 days
The month with the highest number of rainy days is July (20.6 days).
The month with the least rainy days is January (7.5 days).
Average snowfall in March
Kosai, Japan
- Average snowfall in March: 0mm
The month with the highest snowfall is February (2mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in March
Kosai, Japan
- Average snowfall days in March: 0.3 days
The month with the highest number of snowfall days is February (0.9 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average sea temperature in March
Kosai, Japan
- Average sea temperature in March: 15.1°C
The best month for swimming (with the highest average sea temperature) is August (26.8°C).
The coldest month (with the lowest average sea temperature) is March (15.1°C).
Average daylight in March /
Average sunshine in March
Kosai, Japan
- Average daylight in March: 12h and 0min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in March: 7h and 18min
The month with the most sunshine is August (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 54min).
Average sunshine days in March
Kosai, Japan
- Average sunshine days in March: 16.8 days
The month with the most sunshine days is January (19.9 days).
The month with the least sunshine days is July (8.7 days).
Average UV index in March
Kosai, Japan
- Average UV index in March: 3
The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in March
Kosai, Japan
- Average cloud cover in March: 36
The month with the most cloud cover is June (Cloud cover 43).
The month with the least cloud cover is January (Cloud cover 28).
Average visibility in March
Kosai, Japan
- Average visibility in March: 10km
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (10km).
The month with the lowest visibility is July (9km).





