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 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
April's arrival coincides with a subtle temperature rise, moving from March's wintry 1.4°C (34.5°F) to a still cold 5.1°C (41.2°F). An average low-temperature of 2.6°C (36.7°F) is witnessed throughout the month of April in Ruhnu, a mere drop from the daytime peak.Humidity
In Ruhnu, Estonia, the average relative humidity in April is 80%.Rainfall
The month with the least rainfall in Ruhnu, Estonia, is April, when the rain falls for 8.9 days and typically collects 9mm (0.35") of precipitation.Snowfall
January through April, October through December are months with snowfall in Ruhnu. April is the last month it regularly snows. During 2.2 snowfall days, in April, Ruhnu aggregates 4mm (0.16") of snow. Throughout the year, there are 41.3 snowfall days, and 108mm (4.25") of snow is accumulated.Daylight
In April, the average length of the day is 14h and 23min.On the first day of April in Ruhnu, Estonia, sunrise is at 06:53 and sunset at 20:08. On the last day of the month, sunrise is at 05:36 and sunset at 21:12 EEST.
Sunshine
In April, the average sunshine is 8.7h.UV index
The average daily maximum UV index in April in Ruhnu is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: A maximum high UV index of 3 in April translates into the following recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Frequently asked questions
How cold is April in Ruhnu?
What is the average humidity in April in Ruhnu?
What is the driest month in Ruhnu?
How many days does it rain in April in Ruhnu?
What is the last month it snows in Ruhnu?
How many hours of daylight does Ruhnu have in April?
When is the sunrise / sunset in April in Ruhnu?
How long on average sun shines in April in Ruhnu?
What is the UV index reading in April in Ruhnu?
Average temperature in April
Ruhnu, Estonia
- Average high temperature in April: 5.1°C
The warmest month (with the highest average high temperature) is August (19.3°C).
The month with the lowest average high temperature is February (-0.4°C).
- Average low temperature in April: 2.6°C
The month with the highest average low temperature is August (16.5°C).
The coldest month (with the lowest average low temperature) is February (-2.3°C).
Average pressure in April
Ruhnu, Estonia
- Average pressure in April: 1014.6mbar
The month with the highest atmospheric pressure is May (1015.4mbar).
The month with the lowest atmospheric pressure is December (1010mbar).
Average wind speed in April
Ruhnu, Estonia
- Average wind speed in April: 21.4km/h
The windiest month (with the highest average wind speed) is December (33.1km/h).
The calmest month (with the lowest average wind speed) is May (19.2km/h).
Average humidity in April
Ruhnu, Estonia
- Average humidity in April: 80%
The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is August (75%).
Average rainfall in April
Ruhnu, Estonia
- Average rainfall in April: 9mm
The wettest month (with the highest rainfall) is August (38mm).
The driest month (with the least rainfall) is April (9mm).
Average rainfall days in April
Ruhnu, Estonia
- Average rainfall days in April: 8.9 days
The month with the highest number of rainy days is July (15.4 days).
The month with the least rainy days is February (6.7 days).
Average snowfall in April
Ruhnu, Estonia
- Average snowfall in April: 4mm
The month with the highest snowfall is January (27mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in April
Ruhnu, Estonia
- Average snowfall days in April: 2.2 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Ruhnu, Estonia
- Average daylight in April: 14h and 2min
The month with the longest days is June (Average daylight: 18h and 0min).
The month with the shortest days is December (Average daylight: 6h and 42min).
- Average sunshine in April: 8h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 2h and 0min).
Average sunshine days in April
Ruhnu, Estonia
- Average sunshine days in April: 17.5 days
The month with the most sunshine days is May (18.7 days).
The month with the least sunshine days is December (9 days).
Average UV index in April
Ruhnu, Estonia
- Average UV index in April: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, March and December (UV index 1).
Average cloud cover in April
Ruhnu, Estonia
- Average cloud cover in April: 42
The month with the most cloud cover is December (Cloud cover 76).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility in April
Ruhnu, Estonia
- Average visibility in April: 10km
The months with the highest visibility are April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, November and December (9km).
Ruhnu, Estonia
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