An alternative way to discover Sydney
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Howth Weather in September
September in Howth typically sees daytime highs of 14°C (57°F) and nighttime lows of 7°C (45°F). Rainfall is also possible this month, so it's worth packing an umbrella.
Rainfall in Howth in September
Based on our climate data of the past 30 years, about 13 days of rain are anticipated, with 102 mm (4 in) on average. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Howth in September
Temperatures in Howth in September top out at 14°C (57°F) and drop to 7°C (45°F) overnight. The difference between afternoon and evening temperatures is usually noticeable. Nights fall to 7°C (45°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.Should you favor a climate that's both dry and comfortably warm, January and February typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Howth Temperature in September
Min Temperature
7°C (45°F)
Max Temperature
14°C (57°F)
Chance of Rain
44%
Precipitation
102 mm (4 in)
Rainy days
13 days
Howth Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Howth - and find the best time to visit.
Best Places in Australia in September
Find out more about the weather in Australia and which places have the best travel conditions in this month. See all of Australia in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Howth in September
The weather can swing between comfortable and chilly in September, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Expect heavy rainfall, so bring good rain protection and waterproof bags.
What To Do in Howth in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling5/10 -
Walking5/10 -
Barbeque4/10 -
Camping3/10 -
Outdoor sports9/10
Howth 3-Day Forecast
More climate data for Howth
See the full Howth climate overview or explore weather in Australia.
Popular in September
Where to go in September - average daytime high across popular destinations.
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