April is a very cold and slightly rainy time for sunbathing in Glenan Islands, and not recommended. April is too cold for swimming in Glenan Islands for any length of time, unless you have a wetsuit. Consider visiting Glenan Islands in the months of June, July, August, September, for the best beach weather. Also consider one of our other suggestions for April.
The average maximum temperature in Glenan Islands in April is 15°. The average maximum temperature is 12° in the previous month and 17° in the next month.
The average temperature in Glenan Islands in April is 11°. The average temperature ranges is 8° in the previous month and 13° in the next month.
The average minimum temperature in Glenan Islands in April is 7°. The minimum temperature is 5° in the previous month and 9° in the next month.
The average day light hours per day in Glenan Islands in April are 13.6 and there are 6.8 hours of sunshine per day on average during April making it a quite sunny month with some cloud cover.
The ultraviolet index in Glenan Islands in April is typically 5.5 during April. An ultraviolet index reading of 3 to 5 indicates there is a moderate risk of harm from unprotected sun exposure. Keep out of the sun during the strongest hours around midday when unprotected skin risks burning in less than 30 minutes. For the sensitive wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days, and after swimming or sweating. Tanning for hours is possible with the right application of sun cream. Watch out for relections from water that may increase ultraviolet exposure.
The average sea water temperature in Glenan Islands in April is 11.1° which is very cold and bracing, it's not recommended you swim with out a full wet suit.
The average total rainfall in Glenan Islands in April is 0.5cm and on average there are 13.4 rainy days in April making it a slightly wet time to visit the beach.
The maximum dew point (an indicator of humidity) in Glenan Islands in April is 9° which is a bit dry for some. The dew point is 7° in the previous month and 11° in the next month.
The average maximum relative humidity in Glenan Islands in April is typically 94.7%. The maximum relative humidity is 94.5% in the previous month and 95.4% in the next month.
The average relative humidity in Glenan Islands in April is typically 78.8%. The average relative humidity is 80.8% in the previous month and 79.3% in the next month.
The average maximum wind speed in Glenan Islands in April is typically 26kmh. The average maximum wind speed is 27kmh in the previous month and 24kmh in the next month.
The average wind speed in Glenan Islands in April is typically 14kmh. The average wind speed is 15kmh in the previous month and 13kmh in the next month.
The average wind direction in Glenan Islands in April is from the North-Northwest.
