Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
Risøyhamn greets December with an average high-temperature of a still wintry 38.3°F, marking a slight deviation from the preceding month. Risøyhamn experiences an average nighttime temperature of 33.8°F in December, reflecting a minor difference from the day's peak.Humidity
January, March and December, with an average relative humidity of 72%, are the least humid months.Rainfall
In December, in Risøyhamn, the rain falls for 12.4 days. Throughout December, 2.24" of precipitation is accumulated. In Risøyhamn, during the entire year, the rain falls for 160.4 days and collects up to 22.52" of precipitation.Snowfall
January through May, October through December are months with snowfall. In December, it is snowing for 8.5 days. Throughout December, 3.5" of snow is accumulated. Throughout the year, in Risøyhamn, there are 60.4 snowfall days, and 22.24" of snow is accumulated.Daylight
The average length of the day in December is 0h and 1min.Sunshine
December has the least sunshine of the year, with an average of 0.3h of sunshine.UV index
In December, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the average person.Note: The UV index of 2 during December leads to these advisories:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Risøyhamn in December?
What is the least humid month in Risøyhamn?
What is the average humidity in December in Risøyhamn?
How many days does it rain in December in Risøyhamn?
How many days does it snow in December in Risøyhamn?
How many hours of daylight does Risøyhamn have in December?
What is the month with the least sunshine in Risøyhamn?
How long on average sun shines in December in Risøyhamn?
What is the UV index intensity in December in Risøyhamn?
Average temperature in December
Risøyhamn, Norway
- Average high temperature in December: 38.3°F
The warmest month (with the highest average high temperature) is August (54.5°F).
The months with the lowest average high temperature are February and March (35.2°F).
- Average low temperature in December: 33.8°F
The month with the highest average low temperature is August (50.7°F).
The coldest month (with the lowest average low temperature) is February (30.6°F).
Average pressure in December
Risøyhamn, Norway
- Average pressure in December: 29.53"Hg
The month with the highest atmospheric pressure is May (29.93"Hg).
The month with the lowest atmospheric pressure is December (29.53"Hg).
Average wind speed in December
Risøyhamn, Norway
- Average wind speed in December: 17.1mph
The windiest month (with the highest average wind speed) is March (18.1mph).
The calmest month (with the lowest average wind speed) is July (11.2mph).
Average humidity in December
Risøyhamn, Norway
- Average humidity in December: 72%
The month with the highest relative humidity is July (83%).
The months with the lowest relative humidity are January, March and December (72%).
Average rainfall in December
Risøyhamn, Norway
- Average rainfall in December: 2.24"
The wettest month (with the highest rainfall) is March (2.36").
The driest month (with the least rainfall) is June (1.18").
Average rainfall days in December
Risøyhamn, Norway
- Average rainfall days in December: 12.4 days
The month with the highest number of rainy days is September (17.6 days).
The month with the least rainy days is February (7 days).
Average snowfall in December
Risøyhamn, Norway
- Average snowfall in December: 3.5"
The month with the highest snowfall is March (4.49").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Risøyhamn, Norway
- Average snowfall days in December: 8.5 days
The month with the highest number of snowfall days is March (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Risøyhamn, Norway
- Average daylight in December: 0h and 0min
The month with the longest days is August (Average daylight: 17h and 42min).
The month with the shortest days is June (Average daylight: 0h and 0min).
- Average sunshine in December: 0h and 2min
The month with the most sunshine is August (Average sunshine: 8h and 18min).
The month with the least sunshine is December (Average sunshine: 0h and 18min).
Average sunshine days in December
Risøyhamn, Norway
- Average sunshine days in December: 10.5 days
The month with the most sunshine days is July (13.9 days).
The month with the least sunshine days is March (8 days).
Average UV index in December
Risøyhamn, Norway
- Average UV index in December: 2
The month with the highest UV index is July (UV index 4).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in December
Risøyhamn, Norway
- Average cloud cover in December: 63
The month with the most cloud cover is March (Cloud cover 71).
The months with the least cloud cover are July and August (Cloud cover 57).
Average visibility in December
Risøyhamn, Norway
- Average visibility in December: 6mi
The months with the highest visibility are January, February, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is March (5mi).
