December weather forecast
Pasco, OH

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Weather in December

December, the first month of the winter in Pasco, is still a cold month, with temperature in the range of an average low of 27.5°F (-2.5°C) and an average high of 37.8°F (3.2°C).

Temperature

Pasco observes a minor decrease in the average high-temperature with the arrival of December, falling from November's frosty 48.4°F (9.1°C) to a cold 37.8°F (3.2°C). Throughout the month of December, Pasco reports a steady low-temperature average of 27.5°F (-2.5°C).

Humidity

January, February and December, with an average relative humidity of 83%, are the most humid months.

Rainfall

In Pasco, during December, the rain falls for 7 days and regularly aggregates up to 0.55" (14mm) of precipitation. Throughout the year, there are 111.7 rainfall days, and 8.58" (218mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Pasco, in December, during 6.1 snowfall days, 0.47" (12mm) of snow is typically accumulated. In Pasco, during the entire year, snow falls for 27.1 days and aggregates up to 2.8" (71mm) of snow.

Daylight

With an average of 9h and 24min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:40 am and sunset at 5:10 pm. On the last day of the month, sunrise is at 7:58 am and sunset at 5:20 pm EST.

Sunshine

In December, the average sunshine in Pasco is 3.9h.

UV index

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Pasco. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in December?

Pasco in December has an average high-temperature of 37.8°F (3.2°C) and an average low-temperature of 27.5°F (-2.5°C).

What are the most humid months in Pasco?

The months with the highest humidity are January, February and December, with an average relative humidity of 83%.

What is the average humidity in December?

In December, the average relative humidity is 83%.

How much does it rain in December?

In December, the rain falls for 7 days. Throughout December, 0.55" (14mm) of precipitation is accumulated.

How much does it snow in December?

In December, it is snowing for 6.1 days. Throughout December, 0.47" (12mm) of snow is accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 24min of daylight.

What is the average length of the day in December?

In Pasco, the average day length in December is 9h and 22min.

What time are sunrise and sunset in December in Pasco?

In December, on the first day of the month, sunrise is at 7:40 am and sunset at 5:10 pm. On the last day of the month, sunrise is at 7:58 am and sunset at 5:20 pm EST.

How many hours of sunshine does Pasco have in December?

In Pasco, the average sunshine duration in December is 3.9h.

What are the months with the lowest UV index?

The months with the lowest UV index are January, February, October through December, with an average maximum UV index of 2.

What is the UV index reading in December in Pasco?

In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Pasco, OH

Average temperature in December - Pasco, OH
  • Average high temperature in December: 37.8°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (32°F).

  • Average low temperature in December: 27.5°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).

Average pressure in December
Pasco, OH

Average pressure in December - Pasco, OH
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
Pasco, OH

Average wind speed in December - Pasco, OH
  • Average wind speed in December: 9.8mph

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

Average humidity in December
Pasco, OH

Average humidity in December - Pasco, OH
  • Average humidity in December: 83%

The months with the highest relative humidity are January, February and December (83%).
The month with the lowest relative humidity is October (75%).

Average rainfall in December
Pasco, OH

Average rainfall in December - Pasco, OH
  • Average rainfall in December: 0.55"

The wettest months (with the highest rainfall) are May and June (1.06").
The driest month (with the least rainfall) is November (0.47").

Average rainfall days in December
Pasco, OH

Average rainfall days in December - Pasco, OH
  • Average rainfall days in December: 7 days

The month with the highest number of rainy days is May (13.2 days).
The month with the least rainy days is February (5 days).

Average snowfall in December
Pasco, OH

Average snowfall in December - Pasco, OH
  • Average snowfall in December: 0.47"

The month with the highest snowfall is February (0.79").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Pasco, OH

Average snowfall days in December - Pasco, OH
  • Average snowfall days in December: 6.1 days

The month with the highest number of snowfall days is January (7.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Pasco, OH

Average daylight in December / Average sunshine in December - Pasco, OH
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in December: 3h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in December
Pasco, OH

Average sunshine days in December - Pasco, OH
  • Average sunshine days in December: 21 days

The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is July (13.6 days).

Average UV index in December
Pasco, OH

Average UV index in December - Pasco, OH
  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

Average cloud cover in December
Pasco, OH

Average cloud cover in December - Pasco, OH
  • Average cloud cover in December: 60

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in December
Pasco, OH

Average visibility in December - Pasco, OH
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are August and September (5mi).

Pasco, Ohio, USA

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