Dunoon Weather in September
September in Dunoon averages 17°C (63°F) during the day and 10°C (50°F) at night. Quite a bit of rainfall is typical this month, with around 138 mm (5.4 in) on average. An umbrella is a good idea.
Rainfall in Dunoon in September
The climate data from previous years indicates about 22 days of rain, averaging 138 mm (5.4 in) for the month. Wet weather is a regular and significant part of this month. Frequent days of rain combined with high totals means proper waterproofs are worth packing.
Temperature in Dunoon in September
September in Dunoon sees highs of 17°C (63°F) and lows of 10°C (50°F) overnight. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights fall to 10°C (50°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.
Sunshine in Dunoon in September
The area enjoys a moderate level of sunlight, with around 117 hours. It's a good balance between sunny and cloudy days.Our weather planner can help you find worldwide destinations with pleasant weather during this period. July and August typically offer the best weather for Dunoon.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United Kingdom, check out our Dunoon's climate page.
Dunoon Temperature in September
Min Temperature
10°C (50°F)
Max Temperature
17°C (63°F)
Chance of Rain
72%
Precipitation
138 mm (5.4 in)
Rainy days
22 days
Humidity
79% *
Sunshine
117 hours *
Percentage Sunshine
29% *
Best Places in the United Kingdom in September
Find out more about the weather in the United Kingdom and which places have the best travel conditions in this month. See all of the United Kingdom in September →
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What to Wear in Dunoon in September
For Dunoon in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Dunoon in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United Kingdom, check out our Dunoon's climate page.
Temperature Rainfall Sunshine Humidity
See the full Dunoon climate overview or explore weather in the United Kingdom.
