Oldcastle Weather in August

August in Oldcastle typically sees daytime highs of 19°C (66°F) and nighttime lows of 12°C (54°F). As the wettest month of the year, expect more rainfall than other months. It falls within the summer season.

Rainfall in Oldcastle in August

This is the wettest month of the year, so having an umbrella ready is a smart choice. On average, there are about 19 days with rain during this month, averaging 94 mm (3.7 in). The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Oldcastle in August

August in Oldcastle sees highs of 19°C (66°F) and lows of 12°C (54°F) overnight. August is part of summer. Even when the weather is stable, mornings and evenings can still feel distinctly cool. At 12°C (54°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Oldcastle in August

The area enjoys a balanced 157 hours of sunlight, ensuring it's neither too overcast nor too sunny.

If you prefer dry days with pleasant temperatures, July typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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

Oldcastle Temperature in August

Min Temperature 12°C (54°F)  

Max Temperature 19°C (66°F)  

Chance of Rain 62%  

Precipitation 94 mm (3.7 in)  

Rainy days 19 days  

Humidity 69% *  

Sunshine 157 hours *  

Percentage Sunshine 35% *  

* Data from: Dublin, Ireland (70 KM, 43 Miles).

What to Wear in Oldcastle in August

Comfortable temperatures call for an easy wardrobe in August. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Oldcastle in August

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

Swimming

6/10

Cycling

9/10

Walking

9/10

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 Oldcastle's climate page.

More climate data for Oldcastle

Temperature Rainfall Sunshine Humidity

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