Newcastle Emlyn Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Newcastle Emlyn.

Climate overview of Newcastle Emlyn

The climate in Newcastle Emlyn, Dyfed, United Kingdom, sees a moderate range of temperatures across the year, from 20°C (68°F) in July down to 9°C (48°F) in January.

The city has a wet climate, receiving around 1200 mm (47 in) of rainfall per year. Despite the high annual total, it has pleasant summers and cold winters. December is the wettest month.

Newcastle Emlyn Weather by Month

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

Monthly Temperature in Newcastle Emlyn

In Newcastle Emlyn, seasonal changes bring about a moderate variation in temperatures. On average, daytime temperatures range from a pleasant 20°C (68°F) in July to a chilly 9°C (48°F) in January.

Nighttime temperatures range from 13°C (55°F) in July to 4°C (39°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Newcastle Emlyn

Newcastle Emlyn experiences significant rainfall throughout the year, averaging 1200 mm (47 in) of precipitation annually. The wettest period in Newcastle Emlyn occurs in December, which receives around 124 mm (4.9 in) of precipitation. During the driest month, April, Newcastle Emlyn experiences moderate rainfall, totaling 83 mm (3.3 in). The consistent precipitation levels throughout the year contribute to a relatively stable climate. For more details, please visit our Newcastle Emlyn Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

Best Time to Visit Newcastle Emlyn

For comfortable weather, consider visiting Newcastle Emlyn in July and August. Conditions are usually least favourable in January, February, November and December.

Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.

  • Best overall: July and August
  • Warmest weather: July and August
  • Seasonal pattern: Pleasant summers and cold winters

Frequently asked questions about the climate in Newcastle Emlyn

What is the best time to visit Newcastle Emlyn?

July and August typically offer the most optimal weather in Newcastle Emlyn. In contrast, January, February, November and December tend to have less optimal conditions. Newcastle Emlyn has pleasant summers and cold winters.

What temperatures can I expect in Newcastle Emlyn?

Daytime highs range from 9°C (48°F) in January to 20°C (68°F) in July. Nighttime lows range from 4°C (39°F) to 13°C (55°F).

How much rain does Newcastle Emlyn get?

Annual rainfall is around 1200 mm (47 in). December is the wettest month with 124 mm (4.9 in), while April is the driest with 83 mm (3.3 in).

Newcastle Emlyn 3-Day Forecast

Newcastle Emlyn on the map

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