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 arrival of April signals an increase in the average high-temperature, moving from a chilly 7.4°C (45.3°F) in March to a fresh 12.6°C (54.7°F). Namerikawa, in April, witnesses an average low-temperature of 5.4°C (41.7°F).Humidity
In April, the average relative humidity in Namerikawa, Japan, is 74%.Rainfall
In April, the rain falls for 16 days. Throughout April, 78mm (3.07") of precipitation is accumulated. Throughout the year, there are 218.8 rainfall days, and 1305mm (51.38") of precipitation is accumulated.Snowfall
January through April and December are months with snowfall in Namerikawa. April is the last month it regularly snows in Namerikawa. During 0.4 snowfall days, in April, Namerikawa aggregates 6mm (0.24") of snow. Throughout the year, there are 48 snowfall days, and 1270mm (50") of snow is accumulated.Sea temperature
In Namerikawa, Japan, the average seawater temperature in April is 12.4°C (54.3°F).Note: Swimming in 12.4°C (54.3°F) feels unbearing at 13°C (55.4°F) and can be life-risking below 10°C (50°F), causing breathing issues and cold shock, depending on a person's capacity.
Daylight
In April, the average length of the day in Namerikawa is 13h and 8min.On the first day of the month, sunrise is at 05:36 and sunset at 18:12. On the last day of April, in Namerikawa, sunrise is at 04:57 and sunset at 18:38 JST.
Sunshine
The average sunshine in April in Namerikawa is 9h.UV index
The average daily maximum UV index in April in Namerikawa is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 4 in April converts into the following recommendations:
Act with care - The suggestion to avoid sunburn is emphasized. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Frequently asked questions
What is the usual temperature for Namerikawa in April?
What is the average humidity in April in Namerikawa?
How much does it rain in Namerikawa in April?
What is the last month it snows in Namerikawa?
What is the water temperature in April in Namerikawa?
How many hours of daylight does Namerikawa have in April?
When are sunrise and sunset in April in Namerikawa?
How many hours of sunshine does Namerikawa have in April?
What is the UV index reading in April in Namerikawa?
Average temperature in April
Namerikawa, Japan
- Average high temperature in April: 12.6°C
The warmest month (with the highest average high temperature) is August (27.9°C).
The month with the lowest average high temperature is January (2.6°C).
- Average low temperature in April: 5.4°C
The month with the highest average low temperature is August (21.2°C).
The coldest month (with the lowest average low temperature) is February (-2.8°C).
Average pressure in April
Namerikawa, Japan
- Average pressure in April: 1015mbar
The months with the highest atmospheric pressure are February and November (1019.4mbar).
The month with the lowest atmospheric pressure is June (1009.1mbar).
Average wind speed in April
Namerikawa, Japan
- Average wind speed in April: 9.8km/h
The windiest month (with the highest average wind speed) is December (12km/h).
The calmest months (with the lowest average wind speed) are June and August (7.4km/h).
Average humidity in April
Namerikawa, Japan
- Average humidity in April: 74%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is May (71%).
Average rainfall in April
Namerikawa, Japan
- Average rainfall in April: 78mm
The wettest month (with the highest rainfall) is July (179mm).
The driest month (with the least rainfall) is May (64mm).
Average rainfall days in April
Namerikawa, Japan
- Average rainfall days in April: 16 days
The month with the highest number of rainy days is July (24.8 days).
The month with the least rainy days is May (14.4 days).
Average snowfall in April
Namerikawa, Japan
- Average snowfall in April: 6mm
The month with the highest snowfall is January (469mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).
Average snowfall days in April
Namerikawa, Japan
- Average snowfall days in April: 0.4 days
The month with the highest number of snowfall days is January (17.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in April
Namerikawa, Japan
- Average sea temperature in April: 12.4°C
The best month for swimming (with the highest average sea temperature) is August (27°C).
The coldest month (with the lowest average sea temperature) is March (10.8°C).
Average daylight in April /
Average sunshine in April
Namerikawa, Japan
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in April: 9h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in April
Namerikawa, Japan
- Average sunshine days in April: 12.2 days
The month with the most sunshine days is May (13.6 days).
The month with the least sunshine days is January (3.5 days).
Average UV index in April
Namerikawa, Japan
- Average UV index in April: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Namerikawa, Japan
- Average cloud cover in April: 39
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is May (Cloud cover 33).
Average visibility in April
Namerikawa, Japan
- Average visibility in April: 9km
The month with the highest visibility is October (10km).
The month with the lowest visibility is January (8km).
Namerikawa, Japan
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