Rhôs-on-Sea Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Rhôs-on-Sea.

Climate overview of Rhôs-on-Sea

The climate in Rhôs-on-Sea, Gwynedd, United Kingdom, is marked by large temperature swings across the seasons, ranging from 20°C (68°F) in July to 9°C (48°F) in January.

With around 1052 mm (41 in) of annual rainfall, Rhôs-on-Sea has a notably wet climate. However, this rainfall is not evenly distributed, the city has pleasant summers and cold winters. The wettest month is December. The sunniest month is May, with 5.6 hours of sunshine per day on average.

Rhôs-on-Sea Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Rhôs-on-Sea - and find the best time to visit.

Monthly Temperature in Rhôs-on-Sea

In Rhôs-on-Sea, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a pleasant 20°C (68°F) in July. In January, the coolest month of the year, temperatures drop to a chilly 9°C (48°F).

At night, temperatures range from around 13°C (55°F) in July to 3°C (37°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Rhôs-on-Sea

Rhôs-on-Sea experiences significant rainfall throughout the year, averaging 1052 mm (41 in) of precipitation annually. Despite minor fluctuations, Rhôs-on-Sea enjoys fairly consistent precipitation throughout the year. In December, you can expect around 105 mm (4.1 in) of precipitation, while in May, Rhôs-on-Sea receives about 74 mm (2.9 in). For more details, please visit our Rhôs-on-Sea Precipitation page.

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

Sunshine Hours in Rhôs-on-Sea

Rhôs-on-Sea can be enjoyed more throughout the sunniest month of May under a blue sky, with approximately 5.6 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 0.9 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Bala, the United Kingdom (44 KM, 27 Miles).

Daily hours of sunshine

Data from: Bala, the United Kingdom (44 KM, 27 Miles).

Best Time to Visit Rhôs-on-Sea

Conditions in Rhôs-on-Sea are generally most comfortable in July and August. They are typically least comfortable in January, February, March, 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
  • Most sunshine: May
  • Seasonal pattern: Pleasant summers and cold winters

Frequently asked questions about the climate in Rhôs-on-Sea

What is the best time to visit Rhôs-on-Sea?

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

What temperatures can I expect in Rhôs-on-Sea?

Daytime highs range from 9°C (48°F) in January to 20°C (68°F) in July. Nighttime lows range from 3°C (37°F) to 13°C (55°F). Temperatures vary considerably through the year.

How much rain does Rhôs-on-Sea get?

Annual rainfall is around 1052 mm (41 in). December is the wettest month with 105 mm (4.1 in), while May is the driest with 74 mm (2.9 in).

How sunny is Rhôs-on-Sea?

Rhôs-on-Sea receives around 1,192 hours of sunshine per year. May is the sunniest month with 169 hours, while December is the cloudiest with just 26 hours.

Rhôs-on-Sea 3-Day Forecast

Rhôs-on-Sea on the map

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