Castlehaven Weather in September

With daytime temperatures of 18°C (64°F) and nighttime lows of 12°C (54°F), September in Castlehaven brings moderate temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 86 mm (3.4 in) falls on average.

Rainfall in Castlehaven in September

Climate statistics over the past 30 years suggest around 18 days of rain, with 86 mm (3.4 in) average for the month. Rain is frequent but mostly light this month, with brief showers more common than heavy downpours.

Temperature in Castlehaven in September

In September, Castlehaven gets moderate temperatures, with highs of 18°C (64°F). Nights cool to around 12°C (54°F). The difference between afternoon and evening temperatures is usually noticeable. Nights drop to around 12°C (54°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Castlehaven in September

The area enjoys a moderate level of sunlight, with around 128 hours. It's a good balance between sunny and cloudy days.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Ireland, check out our Castlehaven's climate page.

Castlehaven Temperature in September

Min Temperature 12°C (54°F)  

Max Temperature 18°C (64°F)  

Chance of Rain 61%  

Precipitation 86 mm (3.4 in)  

Rainy days 18 days  

Humidity 75% *  

Sunshine 128 hours *  

Percentage Sunshine 33% *  

* Data from: Cork, Ireland (61 KM, 37 Miles).

What to Wear in Castlehaven in September

For Castlehaven 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. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Castlehaven in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Cycling

6/10

Walking

6/10

Camping

8/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Ireland, check out our Castlehaven's climate page.

More climate data for Castlehaven

Temperature Rainfall Sunshine Humidity

See the full Castlehaven climate overview or explore weather in Ireland.