Weather in August
By the time
August rolls around in
Seltjarnarnes, summer gradually begins to wind down. Despite maintaining the same sea temperature peak of 11.3°C (52.3°F) as
July, a slight regression in daylight hours commences. August successfully retains much of the warmth and brightness of July. However, it also hints at the impending autumnal weather changes in the offing. The anticipation of the transitioning weather forms a soft backcloth to August's charm, marking a prelude to
September's conditions.
Sea temperature
July and August, with an average sea temperature of 11.3°C (52.3°F), are months with the warmest seawater.
Note: Beware when you're in 11.3°C (52.3°F) waters; 13°C (55.4°F) is chilling and anything below 10°C (50°F) could cause breathing hindrance and a sudden cold shock, given your physical condition.
Daylight
In August, the average length of the day in Seltjarnarnes,
Iceland, is 16h and 19min.
On the first day of August in Seltjarnarnes, sunrise is at 04:37 and sunset at 22:31. On the last day of the month, sunrise is at 06:09 and sunset at 20:46 GMT.
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