Westport Weather in August
With daytime temperatures of 19°C (66°F) and nighttime lows of 12°C (54°F), August in Westport brings pleasant temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 112 mm (4.4 in) falls on average.
Rainfall in Westport in August
Climate statistics over the past 30 years suggest around 21 days of rain, with 112 mm (4.4 in) average for the month. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.
Temperature in Westport in August
August in Westport sees highs of 19°C (66°F) and lows of 12°C (54°F) overnight. The month of August belongs to the summer season. The difference between afternoon and evening temperatures is usually noticeable. 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. On average, it has the peak temperatures of the year.
Sunshine in Westport in August
The area enjoys a moderate level of sunlight, with around 118 hours. It's a good balance between sunny and cloudy days.If you favor pleasant temperatures and minimal rainfall, August is one of the best months to visit Westport.
Westport Temperature in August
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Westport Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Westport - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Westport typically stay consistent throughout August, with daily highs averaging around 19°C (66°F). Nights are cool, with lows around 12°C (54°F).
Average temperatures in August
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in August
Historical weather records for Westport in August
Browse day-by-day weather records for Westport spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Westport historical weather extremes in August
Our historical data for Westport spans 1976 to 2026, revealing these weather extremes.
- The warmest day in August was on August 8, 2003, with a maximum of 28°C (82°F).
- Westport experienced its chilliest August day on August 25, 1986, reaching only 12°C (54°F).
- The lowest overnight temperature recorded in August was 4°C (39°F) (August 24, 1980).
- The wettest day in August Westport was on August 25, 1992 with 32 mm (1.3 in) of precipitation.
Best Places in Ireland in August
Find out more about the weather in Ireland and which places have the best travel conditions in this month. See all of Ireland in August →
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 Westport 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. Sunglasses could come in handy during the sunnier parts of your trip.
What To Do in Westport in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming6/10 -
Cycling9/10 -
Walking9/10 -
Camping6/10 -
Outdoor sports9/10
Westport 3-Day Forecast
Temperature Rainfall Sunshine Humidity
See the full Westport climate overview or explore weather in Ireland.
Popular in August
Where to go in August - average daytime high across popular destinations.
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