Grenaa in September
The weather in September
In September, Grenaa averages daytime highs of 17° and night-time lows of 13° — cool weather by day. Expect around 64 mm of precipitation spread over about 14 wet days, with average cloud cover near 38%.
Days are 3.4° cooler than in August on average, and October is cooler again by about 4.7°. The sea averages 15°, too cold for most swimmers.
September scores 59/100 — fair conditions for sightseeing — and ranks 4th of the twelve months for Grenaa. For the most comfortable weather, consider June, July and August instead.
Around the middle of the month the sun rises at 06:48 and sets at 19:37 local time, giving 12 h 50 min of daylight. Days shorten by 136 minutes over the month.
Why 59/100?
How the score for September is builtBeach score this month: 14/100 (adds sea temperature and heat).
Comfort peaks for daytime highs between 18° and 25°C (64–77°F).
Around Grenaa this month
Denmark's best in September
Grenaa in September: quick answers
Is September a good time to visit Grenaa?
September scores 59/100 for Grenaa, which we rate as fair. Average highs are 17°C with 14 wet days.
How warm is Grenaa in September?
Daytime highs average 17°C and night-time lows 13°C in September.
Does it rain a lot in Grenaa in September?
Grenaa receives about 64 mm of precipitation in September, falling on around 14 days.
Can you swim in Grenaa in September?
The sea averages 15°C in September, cold for most swimmers.