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 suggests a slight decrease in the average high-temperature, moving from an enjoyable 67.3°F (19.6°C) in November to a still comfortable 60.8°F (16°C). Throughout December nights, Hillsdale experiences a consistent temperature average of 44.6°F (7°C).Humidity
With an average relative humidity of 80%, December is the most humid month.Rainfall
In December, the rain falls for 10.1 days. Throughout December, 1.22" (31mm) of precipitation is accumulated. In Hillsdale, during the entire year, the rain falls for 147.6 days and collects up to 16.65" (423mm) of precipitation.Snowfall
Months with snowfall are January, February and December. The month with the most snowfall is December, when snow falls for 0.3 days and typically aggregates up to 0.16" (4mm) of snow.Daylight
With an average of 10h and 12min of daylight, December has the shortest days of the year.On the first day of December in Hillsdale, sunrise is at 6:38 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 5:06 pm CST.
Sunshine
The month with the least sunshine is December, with an average of 4.7h of sunshine.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 3 during December translates into the following directions:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Hillsdale in December?
What is the most humid month?
What is the average humidity in December?
How many days does it rain in December?
When does it snow the most?
When does it start to snow?
What is the month with the shortest days?
How many hours of daylight does Hillsdale have in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Hillsdale have in December?
When is the lowest UV index in Hillsdale?
What is the UV index reading in December?
Average temperature in December
Hillsdale, MS
- Average high temperature in December: 60.8°F
The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (57.7°F).
- Average low temperature in December: 44.6°F
The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (40.1°F).
Average pressure in December
Hillsdale, MS
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).
Average wind speed in December
Hillsdale, MS
- Average wind speed in December: 6mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is July (4.2mph).
Average humidity in December
Hillsdale, MS
- Average humidity in December: 80%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Hillsdale, MS
- Average rainfall in December: 1.22"
The wettest month (with the highest rainfall) is August (2.64").
The driest month (with the least rainfall) is November (0.75").
Average rainfall days in December
Hillsdale, MS
- Average rainfall days in December: 10.1 days
The month with the highest number of rainy days is August (20.5 days).
The month with the least rainy days is November (6.3 days).
Average snowfall in December
Hillsdale, MS
- Average snowfall in December: 0.16"
The month with the highest snowfall is December (0.16").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Hillsdale, MS
- Average snowfall days in December: 0.3 days
The months with the highest number of snowfall days are January and December (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Hillsdale, MS
- Average daylight in December: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).
Average sunshine days in December
Hillsdale, MS
- Average sunshine days in December: 18.4 days
The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is July (8.6 days).
Average UV index in December
Hillsdale, MS
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Hillsdale, MS
- Average cloud cover in December: 53
The month with the most cloud cover is December (Cloud cover 53).
The month with the least cloud cover is October (Cloud cover 31).
Average visibility in December
Hillsdale, MS
- Average visibility in December: 5mi
The month with the highest visibility is October (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, November and December (5mi).
Hillsdale, Mississippi, USA
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