Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average sea temperature in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
The shift from March to April in Matsuyama sees a slight increase in the average high-temperature, transitioning from a fresh 12°C (53.6°F) to a refreshing 16.1°C (61°F). April generally records an average low-temperature of 9.7°C (49.5°F).Humidity
In April, the average relative humidity is 74%.Rainfall
In Matsuyama, in April, it is raining for 12.4 days, with typically 45mm (1.77") of accumulated precipitation. Throughout the year, in Matsuyama, there are 162.8 rainfall days, and 749mm (29.49") of precipitation is accumulated.Snowfall
March through November are months without snowfall in Matsuyama.Sea temperature
In April, the average sea temperature in Matsuyama is 16.5°C (61.7°F).Note: Swimming in water of 16.5°C (61.7°F) is not enjoyable for the majority of individuals. Breathing control becomes increasingly challenging as the temperature dips from 21°C (69.8°F) to 15°C (59°F).
Daylight
The average length of the day in April in Matsuyama is 13h and 2min.On the first day of April in Matsuyama, sunrise is at 05:56 and sunset at 18:29. On the last day of the month, sunrise is at 05:20 and sunset at 18:51 JST.
Sunshine
In April, the average sunshine in Matsuyama is 9.4h.UV index
In Matsuyama, the average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: A daily high UV index of 4 in April leads to these guidelines:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures in Matsuyama?
What is the average humidity in April in Matsuyama?
How many days does it rain in April in Matsuyama?
When it does not snow in Matsuyama?
What is the sea water temperature in April in Matsuyama?
How many hours of daylight does Matsuyama have in April?
What time are sunrise and sunset in April in Matsuyama?
How long on average sun shines in April in Matsuyama?
What is the UV index intensity in April in Matsuyama?
Average temperature in April
Matsuyama, Japan
- Average high temperature in April: 16.1°C
The warmest month (with the highest average high temperature) is August (29.2°C).
The month with the lowest average high temperature is January (8°C).
- Average low temperature in April: 9.7°C
The month with the highest average low temperature is August (23.4°C).
The coldest month (with the lowest average low temperature) is January (2.9°C).
Average pressure in April
Matsuyama, Japan
- Average pressure in April: 1015.1mbar
The month with the highest atmospheric pressure is January (1021mbar).
The month with the lowest atmospheric pressure is June (1008.4mbar).
Average wind speed in April
Matsuyama, Japan
- Average wind speed in April: 9.5km/h
The windiest month (with the highest average wind speed) is January (12.2km/h).
The calmest month (with the lowest average wind speed) is June (6.6km/h).
Average humidity in April
Matsuyama, Japan
- Average humidity in April: 74%
The month with the highest relative humidity is July (84%).
The months with the lowest relative humidity are January, February and March (72%).
Average rainfall in April
Matsuyama, Japan
- Average rainfall in April: 45mm
The wettest month (with the highest rainfall) is June (149mm).
The driest month (with the least rainfall) is January (24mm).
Average rainfall days in April
Matsuyama, Japan
- Average rainfall days in April: 12.4 days
The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in April
Matsuyama, Japan
- Average snowfall in April: 0mm
The month with the highest snowfall is December (6mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in April
Matsuyama, Japan
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is January (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average sea temperature in April
Matsuyama, Japan
- Average sea temperature in April: 16.5°C
The best month for swimming (with the highest average sea temperature) is August (27.2°C).
The coldest month (with the lowest average sea temperature) is February (14.7°C).
Average daylight in April /
Average sunshine in April
Matsuyama, Japan
- Average daylight in April: 13h 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: 10h and 0min).
- Average sunshine in April: 9h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).
Average sunshine days in April
Matsuyama, Japan
- Average sunshine days in April: 14.9 days
The month with the most sunshine days is January (20.3 days).
The month with the least sunshine days is August (6.4 days).
Average UV index in April
Matsuyama, Japan
- Average UV index in April: 4
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 April
Matsuyama, Japan
- Average cloud cover in April: 35
The month with the most cloud cover is January (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in April
Matsuyama, Japan
- Average visibility in April: 9km
The months with the highest visibility are January, February, March, August, September, October, November and December (10km).
The months with the lowest visibility are April, May, June and July (9km).
Matsuyama, Japan
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