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
Weather in December
Temperature
The arrival of December corresponds with a reduction in the average high-temperature, down from November's cool 54.5°F (12.5°C) to a frosty 42.8°F (6°C). Throughout the nights in December, an average low-temperature of 27.3°F (-2.6°C) is noted.Humidity
In Lyons, Kansas, the average relative humidity in December is 68%.Rainfall
In Lyons, in December, during 4.8 rainfall days, 1.1" (28mm) of precipitation is typically accumulated. In Lyons, during the entire year, the rain falls for 115.5 days and collects up to 21.77" (553mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Lyons, during December, snow falls for 3.5 days and regularly aggregates up to 1.1" (28mm) of snow. In Lyons, during the entire year, snow falls for 18.2 days and aggregates up to 8.86" (225mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 30min of daylight.On the first day of December, sunrise is at 7:31 am and sunset at 5:12 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 5:22 pm CST.
Sunshine
January and December, with an average of 6.2h of sunshine, are months with the least sunshine in Lyons.UV index
January, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the average person.Note: A maximum high UV index of 2 in December translates into the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Frequently asked questions
Is it cold in Lyons during December?
What is the average humidity in December in Lyons?
How much does it rain in Lyons in December?
How much does it snow in Lyons in December?
What is the month with the shortest days in Lyons?
What is the average length of the day in December in Lyons?
When is the sunrise / sunset in December in Lyons?
What are the months with the least sunshine in Lyons?
How many hours of sunshine does Lyons have in December?
What is the month with the lowest UV index in Lyons?
What is the UV index intensity in December in Lyons?
Average temperature in December
Lyons, KS
- Average high temperature in December: 42.8°F
The warmest month (with the highest average high temperature) is July (92.1°F).
The month with the lowest average high temperature is January (41.9°F).
- Average low temperature in December: 27.3°F
The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure in December
Lyons, KS
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in December
Lyons, KS
- Average wind speed in December: 11.1mph
The windiest month (with the highest average wind speed) is April (12.9mph).
The calmest month (with the lowest average wind speed) is August (9.3mph).
Average humidity in December
Lyons, KS
- Average humidity in December: 68%
The month with the highest relative humidity is May (69%).
The month with the lowest relative humidity is July (59%).
Average rainfall in December
Lyons, KS
- Average rainfall in December: 1.1"
The wettest month (with the highest rainfall) is May (3.82").
The driest month (with the least rainfall) is January (0.75").
Average rainfall days in December
Lyons, KS
- Average rainfall days in December: 4.8 days
The month with the highest number of rainy days is May (14.4 days).
The month with the least rainy days is January (3.1 days).
Average snowfall in December
Lyons, KS
- Average snowfall in December: 1.1"
The month with the highest snowfall is February (2.83").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Lyons, KS
- Average snowfall days in December: 3.5 days
The month with the highest number of snowfall days is February (4.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Lyons, KS
- Average daylight in December: 9h and 3min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 6h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 12min).
The months with the least sunshine are January and December (Average sunshine: 6h and 12min).
Average sunshine days in December
Lyons, KS
- Average sunshine days in December: 22.5 days
The month with the most sunshine days is January (23.1 days).
The month with the least sunshine days is May (13.4 days).
Average UV index in December
Lyons, KS
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, November and December (UV index 2).
Average cloud cover in December
Lyons, KS
- Average cloud cover in December: 31
The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is June (Cloud cover 20).
Average visibility in December
Lyons, KS
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Lyons, Kansas, USA
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