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
Harper's transition into December involves a shift in temperature, receding from a refreshing 56.7°F (13.7°C) in November to a chilly 45.5°F (7.5°C). Harper experiences a steady low-temperature of 29.3°F (-1.5°C) throughout December.Humidity
In Harper, the average relative humidity in December is 68%.Rainfall
In Harper, during December, the rain falls for 4.9 days and regularly aggregates up to 0.94" (24mm) of precipitation. In Harper, during the entire year, the rain falls for 122.5 days and collects up to 24.69" (627mm) of precipitation.Snowfall
Months with snowfall in Harper are January through April, November and December. In Harper, in December, snow falls for 2.3 days, with typically accumulated 0.91" (23mm) of snow. In Harper, during the entire year, snow falls for 12.2 days and aggregates up to 5.79" (147mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 36min of daylight.On the first day of the month, sunrise is at 7:28 am and sunset at 5:14 pm. On the last day of December, sunrise is at 7:46 am and sunset at 5:24 pm CST.
Sunshine
In December, the average sunshine in Harper is 6.3h.UV index
The months with the lowest UV index in Harper are January, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: The UV index of 2 in December translates into these instructions:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Frequently asked questions
What is the usual temperature for Harper in December?
What is the average humidity in December in Harper?
How many days does it rain in December in Harper?
How many days does it snow in December in Harper?
What is the month with the shortest days in Harper?
How many hours of daylight does Harper have in December?
When are sunrise and sunset in December in Harper?
How long on average sun shines in December in Harper?
What is the month with the lowest UV index in Harper?
What is the UV index intensity in December in Harper?
Average temperature in December
Harper, KS
- Average high temperature in December: 45.5°F
The warmest month (with the highest average high temperature) is July (94.1°F).
The month with the lowest average high temperature is January (45°F).
- Average low temperature in December: 29.3°F
The month with the highest average low temperature is July (73.9°F).
The coldest month (with the lowest average low temperature) is January (27.5°F).
Average pressure in December
Harper, 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
Harper, KS
- Average wind speed in December: 10.1mph
The windiest month (with the highest average wind speed) is April (11.9mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).
Average humidity in December
Harper, KS
- Average humidity in December: 68%
The month with the highest relative humidity is May (70%).
The month with the lowest relative humidity is July (57%).
Average rainfall in December
Harper, KS
- Average rainfall in December: 0.94"
The wettest month (with the highest rainfall) is May (4.61").
The driest months (with the least rainfall) are January and February (0.75").
Average rainfall days in December
Harper, KS
- Average rainfall days in December: 4.9 days
The month with the highest number of rainy days is May (15.2 days).
The month with the least rainy days is January (3.5 days).
Average snowfall in December
Harper, KS
- Average snowfall in December: 0.91"
The month with the highest snowfall is February (2.13").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Harper, KS
- Average snowfall days in December: 2.3 days
The month with the highest number of snowfall days is February (3.5 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
Harper, KS
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 6h and 2min
The month with the most sunshine is June (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 6h and 12min).
Average sunshine days in December
Harper, KS
- Average sunshine days in December: 23.8 days
The month with the most sunshine days is January (24.6 days).
The month with the least sunshine days is August (13.1 days).
Average UV index in December
Harper, KS
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 2).
Average cloud cover in December
Harper, KS
- Average cloud cover in December: 29
The month with the most cloud cover is March (Cloud cover 36).
The months with the least cloud cover are June and August (Cloud cover 20).
Average visibility in December
Harper, 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).
Harper, Kansas, USA
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