Today in Arenal,the largely blue sky won.t last. Fairly cloudless skies becoming changeable during the morning, some sun but cloud building in the afternoon. No precipitation. Light winds.
The reliability of the situation is very good.
Temperatures will vary between 24 and 38°C, it will be heatwave in the afternoon.
Tonight,clear spells then risk of fog towards the end of the night. No precipitation. Light winds.