Westport Weather in March
In Westport, March brings low daytime temperatures around 11°C (52°F), with nights cooling to 4°C (39°F). Expect quite a bit of rainfall this month.
Rainfall in Westport in March
Typically, about 23 days will experience rainfall, with an average of 97 mm (3.8 in) for the month. This is a month with many wet days but modest rainfall totals, so showers are generally light and easy to manage.
Temperature in Westport in March
March in Westport brings low temperatures, with highs of 11°C (52°F) and nights around 4°C (39°F). It stays cool throughout the day, so warm layers are a good idea from morning to evening. At 4°C (39°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.
Sunshine in Westport in March
The area experiences limited sunny days, amounting to roughly 89 hours of sunshine. This makes it perfect for those who lean towards cooler, cloudier settings rather than intense sunlit days.For Westport itself, May, June, July and August generally stand out with 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.
Westport Temperature in March
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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
49-year average (1976-2025)
Based on our historical records, temperatures in Westport typically stay consistent throughout March, with daily highs averaging around 11°C (52°F). Nights are cold, with lows typically ranging from 2°C (36°F) to 5°C (41°F).
Average temperatures in March
Daily Historical Precipitation
49-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in March
Historical weather records for Westport in March
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 March
Our historical data for Westport spans 1994 to 2026, revealing these weather extremes.
- Westport recorded its highest March temperature of 19°C (66°F) on March 27, 2012.
- On March 1, 2018, Westport saw its coldest March day with temperatures maxing out at -1°C (30°F).
- The coldest night in March in Westport was on March 1, 2018, with a minimum of -5°C (23°F).
- The wettest day in March Westport was on March 16, 2019 with 24 mm (0.9 in) of precipitation.
Best Places in Ireland in March
Find out more about the weather in Ireland and which places have the best travel conditions in this month. See all of Ireland in March →
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 March
The weather can swing between comfortable and chilly in March, 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. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.
What To Do in Westport in March
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming4/10 -
Cycling6/10 -
Walking6/10 -
Camping4/10 -
Outdoor sports6/10
Westport 3-Day Forecast
Temperature Rainfall Sunshine Humidity
See the full Westport climate overview or explore weather in Ireland.
Popular in March
Where to go in March - average daytime high across popular destinations.
Cork
11°C (52°F) Kilkenny
11°C (52°F) Dublin11°C (52°F) Kenmare11°C (52°F) Galway
11°C (52°F) Killarney11°C (52°F) Westport11°C (52°F) Doolin11°C (52°F) 
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