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
The shift from March to April introduces a subtle increase in the average high-temperature, moving from a comfortable 16.2°C (61.2°F) to a still refreshing 19.6°C (67.3°F). Riolos experiences a mean temperature of 11°C (51.8°F) during April nights.Humidity
In Riolos, the average relative humidity in April is 68%.Rainfall
In Riolos, Greece, in April, during 12.3 rainfall days, 33mm (1.3") of precipitation is typically accumulated. In Riolos, during the entire year, the rain falls for 124.8 days and collects up to 569mm (22.4") of precipitation.Snowfall
February through December are months without snowfall.Daylight
In April, the average length of the day is 13h and 12min.On the first day of the month, sunrise is at 07:18 and sunset at 19:57. On the last day of April, in Riolos, sunrise is at 06:38 and sunset at 20:24 EEST.
Sunshine
In April, the average sunshine in Riolos, Greece, is 9.8h.UV index
In Riolos, the average daily maximum UV index in April is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.Note: A typical high UV index of 5 in April suggests the following recommendations:
Act with care - The need to guard against sun damage is communicated. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April in Riolos?
What is the average humidity in April in Riolos?
How many days does it rain in April in Riolos?
When it does not snow in Riolos?
How many hours of daylight does Riolos have in April?
When are sunrise and sunset in April in Riolos?
How many hours of sunshine does Riolos have in April?
What is the UV index intensity in April in Riolos?
Average temperature in April
Riolos, Greece
- Average high temperature in April: 19.6°C
The warmest month (with the highest average high temperature) is August (32.3°C).
The month with the lowest average high temperature is January (12.4°C).
- Average low temperature in April: 11°C
The month with the highest average low temperature is August (22°C).
The coldest month (with the lowest average low temperature) is January (6.9°C).
Average pressure in April
Riolos, Greece
- Average pressure in April: 1014.3mbar
The month with the highest atmospheric pressure is December (1018.4mbar).
The month with the lowest atmospheric pressure is July (1011.9mbar).
Average wind speed in April
Riolos, Greece
- Average wind speed in April: 9.7km/h
The windiest month (with the highest average wind speed) is February (12km/h).
The calmest months (with the lowest average wind speed) are June and September (8.6km/h).
Average humidity in April
Riolos, Greece
- Average humidity in April: 68%
The month with the highest relative humidity is January (75%).
The month with the lowest relative humidity is August (54%).
Average rainfall in April
Riolos, Greece
- Average rainfall in April: 33mm
The wettest month (with the highest rainfall) is January (106mm).
The driest month (with the least rainfall) is August (2mm).
Average rainfall days in April
Riolos, Greece
- Average rainfall days in April: 12.3 days
The month with the highest number of rainy days is January (16.3 days).
The month with the least rainy days is August (2.1 days).
Average snowfall in April
Riolos, Greece
- Average snowfall in April: 0mm
The month with the highest snowfall is January (1mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in April
Riolos, Greece
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in April /
Average sunshine in April
Riolos, Greece
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in April: 9h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).
Average sunshine days in April
Riolos, Greece
- Average sunshine days in April: 15.6 days
The month with the most sunshine days is August (27.6 days).
The month with the least sunshine days is February (12.3 days).
Average UV index in April
Riolos, Greece
- Average UV index in April: 5
The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in April
Riolos, Greece
- Average cloud cover in April: 26
The month with the most cloud cover is January (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 7).
Average visibility in April
Riolos, Greece
- Average visibility in April: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Riolos, Greece
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