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Castletown Weather in January
Thinking of visiting Castletown in January? Expect low temperatures reaching 10°C (50°F) during the day, dropping to 6°C (43°F) at night, and note that quite a bit of rainfall is likely.
Rainfall in Castletown in January
Rain is expected on roughly 20 days, totalling around 105 mm (4.1 in) for the month. Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.
Temperature in Castletown in January
In January, expect low temperatures in Castletown, with highs of 10°C (50°F) and lows of 6°C (43°F) at night. Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. Nights drop to 6°C (43°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.January in Castletown can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Castletown Temperature in January
Min Temperature
6°C (43°F)
Max Temperature
10°C (50°F)
Chance of Rain
65%
Precipitation
105 mm (4.1 in)
Rainy days
20 days
Castletown Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Castletown - and find the best time to visit.
Best Places in the United Kingdom in January
Find out more about the weather in the United Kingdom and which places have the best travel conditions in this month. See all of the United Kingdom in January →
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 Castletown in January
Cold weather calls for smart layering in January. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Prepare for significant rainfall with proper waterproof clothing and shoes.
What To Do in Castletown in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling4/10 -
Walking4/10 -
Barbeque1/10 -
Camping3/10 -
Outdoor sports4/10
Castletown 3-Day Forecast
More climate data for Castletown
See the full Castletown climate overview or explore weather in the United Kingdom.
Popular in January
Where to go in January - average daytime high across popular destinations.
Torquay
10°C (50°F) Bath9°C (48°F) London9°C (48°F) York8°C (46°F) Blackpool9°C (48°F) Edinburgh8°C (46°F) Glasgow8°C (46°F) Manchester8°C (46°F) Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Hike the South West Coast Path
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