Letterston Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Letterston.
Climate overview of Letterston
Temperatures in Letterston, Dyfed, United Kingdom, shift moderately through the seasons. The warmest month is August at 19°C (66°F), and the coolest is February at 10°C (50°F).
The city has a wet climate, receiving around 1115 mm (44 in) of rainfall per year. November is the wettest month.
Letterston Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Letterston — and find the best time to visit.
Monthly Temperature in Letterston
The weather in Letterston changes moderately throughout the year, offering enough variation to appreciate each season. On average, daytime temperatures range from a pleasant 19°C (66°F) in August to a chilly 10°C (50°F) in February.
Nighttime temperatures range from 14°C (57°F) in August to 5°C (41°F) in February.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Letterston
Letterston has a notably wet climate with abundant precipitation, recording 1115 mm (44 in) of rainfall per year. The amount of precipitation varies moderately throughout the year. The wettest month, November, sees around 132 mm (5.2 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, May, still receives a respectable 67 mm (2.6 in) of rainfall. For more details, please visit our Letterston Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Letterston
Frequently asked questions about the climate in Letterston
What is the best time to visit Letterston?
July, August and September typically offer the most optimal weather in Letterston. In contrast, January, February, November and December tend to have less optimal conditions.
What temperatures can I expect in Letterston?
Daytime highs range from 10°C (50°F) in February to 19°C (66°F) in August. Nighttime lows range from 5°C (41°F) to 14°C (57°F).
How much rain does Letterston get?
Annual rainfall is around 1115 mm (44 in). November is the wettest month with 132 mm (5.2 in), while May is the driest with 67 mm (2.6 in).
Letterston 3-Day Forecast
Letterston 3-Day Forecast
Letterston on the map
Letterston is highlighted — select any city to see its climate.
Popular this month
Where to go in July — average daytime high across popular destinations.
London
23°C (73°F) Bath22°C (72°F) York22°C (72°F) Manchester
21°C (70°F) Edinburgh
19°C (66°F) Glasgow19°C (66°F) Torquay20°C (68°F) Blackpool19°C (66°F) 
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