December weather forecast and climate
Spokane, MO

December, the first month of the winter, in Spokane, is also a frosty month, with average temperature varying between 45°F (7.2°C) and 30.4°F (-0.9°C).

Temperature

In Spokane, the average high-temperature drops, from a cool 55°F (12.8°C) in November, to a chilly 45°F (7.2°C). In December, in Spokane, the average low-temperature is 30.4°F (-0.9°C).

Humidity

In Spokane, the average relative humidity is 75%.

Rainfall

In Spokane, it is raining for 7.8 days, with typically 1.81" (46mm) of accumulated precipitation. In Spokane, during the entire year, the rain falls for 151.2 days and collects up to 33.62" (854mm) of precipitation.

Snowfall

Months with snowfall in Spokane, Missouri, are January through May, November and December. In Spokane, Missouri, during December, snow falls for 3.2 days and regularly aggregates up to 0.79" (20mm) of snow. In Spokane, Missouri, during the entire year, snow falls for 17.7 days, and aggregates up to 7.17" (182mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9.7h of daylight.

Sunshine

In Spokane, the average sunshine is 5.4h.

UV index

Months with the lowest UV index in Spokane are January, February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from the exposure to the Sun's UV rays for average individuals.
Note: In December, the average maximum UV index of 2 translate into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in December in Spokane?

The average high-temperature, in December, in Spokane, is 45°F (7.2°C), while the average low-temperature is 30.4°F (-0.9°C).

What is the average humidity in December in Spokane?

The average relative humidity in December in Spokane, Missouri, is 75%.

How much does it rain in Spokane in December?

In December, in Spokane, the rain falls for 7.8 days. Throughout December, 1.81" (46mm) of precipitation is accumulated.

How many days does it snow in December in Spokane?

In Spokane, Missouri, during December, snow falls for 3.2 days and regularly aggregates up to 0.79" (20mm) of snow.

What is the month with the shortest days in Spokane?

December has the shortest days of the year in Spokane, Missouri, with an average of 9.7h of daylight.

What is the average length of the day in December in Spokane?

In December, the average length of the day in Spokane is 9.7h.

How many hours of sunshine does Spokane have in December?

The average sunshine in December is 5.4h.

What are the months with the lowest UV index in Spokane?

Months with the lowest UV index in Spokane are January, February and December, with an average maximum UV index of 2.

How high is the UV index in December in Spokane?

The average daily maximum UV index in December in Spokane, Missouri, is 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to the Sun's UV rays.
Average temperature in December - Spokane, MO
  • Average high temperature in December: 7.2°C

The warmest month (with the highest average high temperature) is July (31.5°C).
The month with the lowest average high temperature is January (5.5°C).

  • Average low temperature in December: -0.9°C

The month with the highest average low temperature is July (20.2°C).
The coldest month (with the lowest average low temperature) is January (-3.1°C).

Average pressure in December - Spokane, MO
  • Average pressure in December: 1020.7mbar

The month with the highest atmospheric pressure is January (1021.7mbar).
The month with the lowest atmospheric pressure is June (1013.6mbar).

Average wind speed in December - Spokane, MO
  • Average wind speed in December: 14.1km/h

The windiest months (with the highest average wind speed) are January and March (15km/h).
The calmest month (with the lowest average wind speed) is July (9.4km/h).

Average humidity in December - Spokane, MO
  • Average humidity in December: 75%

The month with the highest relative humidity is May (78%).
Months with the lowest relative humidity are August and October (73%).

Average rainfall in December - Spokane, MO
  • Average rainfall in December: 46mm

The wettest month (with the highest rainfall) is May (114mm).
The driest month (with the least rainfall) is January (42mm).

Average rainfall days in December - Spokane, MO
  • Average rainfall days in December: 7.8 days

The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is January (7.3 days).

Average snowfall in December - Spokane, MO
  • Average snowfall in December: 20mm

The month with the highest snowfall is January (60mm).
Months with the least snowfall are June, July, August, September and October (0mm).

Average snowfall days in December - Spokane, MO
  • Average snowfall days in December: 3.2 days

The month with the highest number of snowfall days is February (5.3 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December / Average sunshine in December - Spokane, MO
  • Average daylight in December: 9.7h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.7h).

  • Average sunshine in December: 5.4h

The month with the most sunshine is June (Average sunshine: 10.6h).
The month with the least sunshine is January (Average sunshine: 5.1h).

Average sunshine days in December - Spokane, MO
  • Average sunshine days in December: 21 days

The month with the most sunshine days is December (21 days).
The month with the least sunshine days is July (10.7 days).

Average UV index in December - Spokane, MO
  • Average UV index in December: 2

The month with the highest UV index is June (UV index 7).
Months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in December - Spokane, MO
  • Average cloud cover in December: 44

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in December - Spokane, MO
  • Average visibility in December: 9km

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).