Keswick Weather in December
Keswick in December sees low daytime temperatures of 8°C (46°F) and nighttime lows of 2°C (36°F). With the highest rainfall of the year it is wise to pack an umbrella and expect frequent showers.
Rainfall in Keswick in December
This is the wettest month of the year, so having an umbrella ready is a smart choice. Records from the past 30 years suggest around 21 days of rain, with 145 mm (5.7 in) average 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 Keswick in December
In December, expect low temperatures in Keswick, with highs of 8°C (46°F) and lows of 2°C (36°F) at night. December is in the winter season. Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. Nights drop to 2°C (36°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Keswick. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United Kingdom, check out our Keswick's climate page.
Keswick Temperature in December
Min Temperature
2°C (36°F)
Max Temperature
8°C (46°F)
Chance of Rain
69%
Precipitation
145 mm (5.7 in)
Rainy days
21 days
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Keswick typically stay consistent throughout December, with daily highs averaging around 8°C (46°F). Nights are cold, with lows around 2°C (36°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Keswick in December
Browse day-by-day weather records for Keswick spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Keswick historical weather extremes in December
According to our 49 years of weather records for Keswick, the following extremes were recorded between 1976 and 2025.
- On December 7, 2016, temperatures climbed to 15°C (59°F), marking the warmest December day on record.
- Keswick experienced its chilliest December day on December 31, 1978, reaching only -6°C (21°F).
Best Places in the United Kingdom in December
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 December →
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What to Wear in Keswick in December
Cold weather calls for smart layering in December. 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 Keswick in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United Kingdom, check out our Keswick's climate page.
See the full Keswick climate overview or explore weather in the United Kingdom.
