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
The month of December, characterized by an average high of -4.5°C (23.9°F) and a low of -11.1°C (12°F), is recognized as the coldest.Humidity
In Keithley Creek, the average relative humidity in December is 92%.Rainfall
In Keithley Creek, in December, during 5.9 rainfall days, 28mm (1.1") of precipitation is typically accumulated. Throughout the year, there are 145.7 rainfall days, and 449mm (17.68") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, September through December. In Keithley Creek, in December, snow falls for 20.8 days, with typically accumulated 208mm (8.19") of snow. In Keithley Creek, during the entire year, snow falls for 124.8 days and aggregates up to 1359mm (53.5") of snow.Daylight
December has the shortest days of the year in Keithley Creek, with an average of 7h and 42min of daylight.On the first day of the month, sunrise is at 7:56 am and sunset at 3:53 pm. On the last day of December, sunrise is at 8:17 am and sunset at 4:00 pm PST.
Sunshine
The average sunshine in December is 4h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: In December, the maximum UV index of 1 transforms into these recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months?
How cold is December in Keithley Creek?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Keithley Creek have in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Keithley Creek, Canada
- Average high temperature in December: -4.5°C
The warmest month (with the highest average high temperature) is August (23.4°C).
The month with the lowest average high temperature is December (-4.5°C).
- Average low temperature in December: -11.1°C
The months with the highest average low temperature are July and August (8.8°C).
The coldest month (with the lowest average low temperature) is February (-11.9°C).
Average pressure in December
Keithley Creek, Canada
- Average pressure in December: 1019.3mbar
The months with the highest atmospheric pressure are January, February and December (1019.3mbar).
The month with the lowest atmospheric pressure is June (1013mbar).
Average wind speed in December
Keithley Creek, Canada
- Average wind speed in December: 8.2km/h
The windiest month (with the highest average wind speed) is November (8.9km/h).
The calmest month (with the lowest average wind speed) is August (5.8km/h).
Average humidity in December
Keithley Creek, Canada
- Average humidity in December: 92%
The month with the highest relative humidity is January (95%).
The month with the lowest relative humidity is August (61%).
Average rainfall in December
Keithley Creek, Canada
- Average rainfall in December: 28mm
The wettest month (with the highest rainfall) is July (54mm).
The driest month (with the least rainfall) is August (25mm).
Average rainfall days in December
Keithley Creek, Canada
- Average rainfall days in December: 5.9 days
The month with the highest number of rainy days is June (18.3 days).
The month with the least rainy days is February (5.1 days).
Average snowfall in December
Keithley Creek, Canada
- Average snowfall in December: 208mm
The month with the highest snowfall is January (245mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in December
Keithley Creek, Canada
- Average snowfall days in December: 20.8 days
The month with the highest number of snowfall days is March (22.1 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Keithley Creek, Canada
- Average daylight in December: 7h and 4min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is August (Average sunshine: 11h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 18min).
Average sunshine days in December
Keithley Creek, Canada
- Average sunshine days in December: 11 days
The month with the most sunshine days is August (16.9 days).
The month with the least sunshine days is March (6 days).
Average UV index in December
Keithley Creek, Canada
- Average UV index in December: 1
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in December
Keithley Creek, Canada
- Average cloud cover in December: 62
The month with the most cloud cover is February (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in December
Keithley Creek, Canada
- Average visibility in December: 5km
The month with the highest visibility is August (10km).
The months with the lowest visibility are January, February and December (5km).
