GrenadaAverage weather for Helvellyn in December
It's hot in December in Helvellyn with an average temperature of 30°C. Temperatures this month range from a low of 30°C to a high of 31°C. At night, you can expect temperatures between 25°C and 26°C.
Start of December
The month of December starts in Helvellyn with hot temps, averaging around 31°C during the day and nights around 26°C. A few showers might pop up early in the month, but overall, it’ll stay mostly sunny and dry. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.
Mid December
By mid-December, daytime temps stay steady at around 31°C, with nights around 26°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.
End of December
By the end of December, the average daytime temperature in Helvellyn is around 30°C, while nighttime temps are about 25°C. A shower might pop up, but overall, the weather will be dry and sunny. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.
In December, there is an average of 86 mm of precipitation, spread over 12 days. The wind speed is around 5 Bft, mostly coming from the East.
Helvellyn in December |
New York | ||
|---|---|---|---|
 Average temperature |
30°C | 9°C | |
 Max. temperature |
31°C | 12°C | |
| Min. temperature |
30°C | -5°C | |
 Total precipitation |
86 mm | 133 mm | |
| Rainy days |
12 days | 17 days | |
November
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is December a good time to visit Helvellyn?
December is a good month to be in Helvellyn for sunny weather. You’ll have high temperatures and not too much rain.
Temperature records
With 33°C in 2019, Helvellyn reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was 27°C in 2015. The extreme nighttime temperatures ranged from a lowest recorded value of 20°C to a highest value of 27°C.
Check out the climate of Helvellyn for all months and discover the best travel time
Daily Temperature in December in Helvellyn
This chart shows the average daily high and low temperatures in December for Helvellyn, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in December in Helvellyn
The chart below shows the average daily precipitation in December for Helvellyn, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for December, you can expect about 12 days of precipitation in Helvellyn.
Daily UV index in December in Helvellyn
This chart shows the average daily UV index in December in Helvellyn, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in December in Helvellyn over the years
This chart shows the average temperature in December in Helvellyn, measured in degrees Celsius, over the past few years.
Total precipitation in December in Helvellyn over the years
This chart shows the average precipitation in December in Helvellyn, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in December for Helvellyn
Click on any day in December to get detailed info about the usual weather on that day in Helvellyn. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in December in Helvellyn
Have you been to Helvellyn in December?
Share your weather experience in December in Helvellyn.
Average weather in Helvellyn by month
Click on a month below to see detailed weather info for Helvellyn. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Helvellyn for all months at once
