Newcastle West
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Newcastle West Weather in September

September in Newcastle West sees daytime temperatures around 18°C (64°F) and lows of 10°C (50°F) at night. As the driest month of the year.

Rainfall in Newcastle West in September

Known for its least rainfall, this month is the best of the year for people who like to spend time outdoors. Historically, September sees about 19 days of rain, with a monthly average of 83 mm (3.3 in). This is a month with many wet days but modest rainfall totals, so showers are generally light and easy to manage.

Temperature in Newcastle West in September

September in Newcastle West brings typical temperatures with highs around 18°C (64°F) and lows of 10°C (50°F). Conditions are often most pleasant around the middle of the day. With overnight lows of 10°C (50°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Newcastle West in September

The month experiences a moderate amount of sunlight, with 116 hours of sunshine. This provides a nice balance between sunshine and clouds.

If you prefer enjoying temperate temperatures and rain-free days, 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.

Newcastle West Temperature in September

Min Temperature
10°C (50°F)
Max Temperature
18°C (64°F)
Chance of Rain
62%
Precipitation
83 mm (3.3 in)
Rainy days
19 days
Humidity
70% *
Sunshine
116 hours *
Percentage Sunshine
*
* Data from: Limerick, Ireland (37 KM, 23 Miles).

Newcastle West Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Newcastle West - and find the best time to visit.

Best Places in Ireland in September

Find out more about the weather in Ireland and which places have the best travel conditions in this month. See all of Ireland 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 Newcastle West in September

Comfortable temperatures call for an easy wardrobe in September. 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. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Newcastle West 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
    4/10
  • Outdoor sports
    9/10

Newcastle West 3-Day Forecast

More climate data for Newcastle West

Popular in September

Where to go in September - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.