April weather forecastOndarroa, Spain
April
Weather in April
April in Ondarroa, Spain, is a mild spring month, with temperature in the range of an average low of 9°C (48.2°F) and an average high of 14.6°C (58.3°F).Temperature
As April unfolds, the average high-temperature reaches a refreshing 14.6°C (58.3°F), hinting at a slight fluctuation from the previous month. In Ondarroa, an average nighttime temperature of 9°C (48.2°F) is expected during April.Humidity
The average relative humidity in April in Ondarroa is 78%.Rainfall
In April, the rain falls for 19.3 days. Throughout April, 57mm (2.24") of precipitation is accumulated. In Ondarroa, during the entire year, the rain falls for 214.2 days and collects up to 837mm (32.95") of precipitation.Snowfall
April through November are months without snowfall.Sea temperature
In April, the average sea temperature is 13.9°C (57°F).Note: Caution: 13.9°C (57°F) temperatures below 10°C (50°F) during swimming can result in intense cold shock and quickened breathing.
Daylight
In April, the average length of the day in Ondarroa is 13h and 26min.On the first day of the month, sunrise is at 07:50 and sunset at 20:36. On the last day of April, sunrise is at 07:03 and sunset at 21:10 CEST.
Sunshine
The average sunshine in April is 7.1h.UV index
The months with the lowest UV index in Ondarroa, Spain, are January through April, November and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 3 during April leads to these advisories:
Put precautions into practice - Protective measures against sun-induced damage are advised. To guard against the harmful effects of the Sun, minimize exposure during midday. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Ondarroa, Spain
- Average high temperature in April: 14.6°C
The warmest month (with the highest average high temperature) is August (23.1°C).
The month with the lowest average high temperature is January (9.9°C).
- Average low temperature in April: 9°C
The month with the highest average low temperature is August (17°C).
The coldest month (with the lowest average low temperature) is February (6.1°C).
Average pressure in April
Ondarroa, Spain
- Average pressure in April: 1015.6mbar
The month with the highest atmospheric pressure is December (1021.8mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed in April
Ondarroa, Spain
- Average wind speed in April: 13.1km/h
The windiest month (with the highest average wind speed) is November (16.8km/h).
The calmest month (with the lowest average wind speed) is August (9.9km/h).
Average humidity in April
Ondarroa, Spain
- Average humidity in April: 78%
The month with the highest relative humidity is June (82%).
The month with the lowest relative humidity is October (75%).
Average rainfall in April
Ondarroa, Spain
- Average rainfall in April: 57mm
The wettest month (with the highest rainfall) is November (121mm).
The driest month (with the least rainfall) is September (44mm).
Average rainfall days in April
Ondarroa, Spain
- Average rainfall days in April: 19.3 days
The month with the highest number of rainy days is May (20.7 days).
The month with the least rainy days is October (14.8 days).
Average snowfall in April
Ondarroa, Spain
- Average snowfall in April: 0mm
The month with the highest snowfall is February (7mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in April
Ondarroa, Spain
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (1.1 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
Ondarroa, Spain
- Average sea temperature in April: 13.9°C
The best month for swimming (with the highest average sea temperature) is August (21.3°C).
The coldest month (with the lowest average sea temperature) is February (12.4°C).
Average daylight in April /
Average sunshine in April
Ondarroa, Spain
- Average daylight in April: 13h and 24min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in April: 7h and 6min
The month with the most sunshine is July (Average sunshine: 9h and 18min).
The month with the least sunshine is November (Average sunshine: 4h and 48min).
Average sunshine days in April
Ondarroa, Spain
- Average sunshine days in April: 8 days
The month with the most sunshine days is October (13.6 days).
The month with the least sunshine days is May (6.8 days).
Average UV index in April
Ondarroa, Spain
- Average UV index in April: 3
The months with the highest UV index are May, June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, March, April, November and December (UV index 3).
Average cloud cover in April
Ondarroa, Spain
- Average cloud cover in April: 46
The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is September (Cloud cover 34).
Average visibility in April
Ondarroa, Spain
- Average visibility in April: 9km
The months with the highest visibility are February, March, June, July, August, September, October and December (10km).
The months with the lowest visibility are January, April, May and November (9km).





