December weather forecast and climate
Alturas, FL

December, the first month of the winter, in Alturas, is also an agreeable month, with average temperature fluctuating between 56.5°F (13.6°C) and 72.7°F (22.6°C).

Temperature

In Alturas, the average high-temperature is relatively the same as in November - a pleasant 72.7°F (22.6°C). In Alturas, in December, the average low-temperature is 56.5°F (13.6°C).

Humidity

In December, the average relative humidity in Alturas is 77%.

Rainfall

In Alturas, during 8.4 rainfall days, 0.91" (23mm) of precipitation is typically accumulated. In Alturas, during the entire year, the rain falls for 166.5 days and collects up to 19.09" (485mm) of precipitation.

Daylight

With an average of 10.4h of daylight, December has the shortest days of the year in Alturas.

Sunshine

December has the least sunshine of the year in Alturas, with an average of 6.1h of sunshine.

UV index

The average daily maximum UV index in Alturas is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to the UV radiation for average individuals.
Note: In December, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in December in Alturas?

In December, the average high-temperature is 72.7°F (22.6°C), and the average low-temperature is 56.5°F (13.6°C).

What is the average humidity in December in Alturas?

The average relative humidity in December in Alturas, Florida, is 77%.

How many days does it rain in December in Alturas?

In Alturas, in December, it is raining for 8.4 days, with typically 0.91" (23mm) of accumulated precipitation.

What is the month with the shortest days in Alturas?

The month with the shortest days in Alturas, Florida, is December, with an average of 10.4h of daylight.

How many hours of daylight does Alturas have in December?

In Alturas, Florida, the average length of the day in December is 10.4h.

What is the month with the least sunshine in Alturas?

December has the least sunshine of the year in Alturas, Florida, with an average of 6.1h of sunshine.

How many hours of sunshine does Alturas have in December?

In Alturas, the average sunshine in December is 6.1h.

How high is the UV index in December in Alturas?

In Alturas, the average daily maximum UV index in December is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from the exposure to the Sun's UV rays.
Average temperature in December - Alturas, FL
  • Average high temperature in December: 72.7°F

The warmest months (with the highest average high temperature) are July and August (90°F).
The month with the lowest average high temperature is January (69.3°F).

  • Average low temperature in December: 56.5°F

The month with the highest average low temperature is August (75.7°F).
The coldest month (with the lowest average low temperature) is January (51.8°F).

Average pressure in December - Alturas, FL
  • Average pressure in December: 30.1"

The month with the highest atmospheric pressure is January (30.13").
The month with the lowest atmospheric pressure is September (29.96").

Average wind speed in December - Alturas, FL
  • Average wind speed in December: 6.4mph

The windiest months (with the highest average wind speed) are January, March and April (6.8mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).

Average humidity in December - Alturas, FL
  • Average humidity in December: 77%

The month with the highest relative humidity is September (80%).
The month with the lowest relative humidity is March (71%).

Average rainfall in December - Alturas, FL
  • Average rainfall in December: 0.91"

The wettest month (with the highest rainfall) is August (3.7").
The driest month (with the least rainfall) is March (0.47").

Average rainfall days in December - Alturas, FL
  • Average rainfall days in December: 8.4 days

The month with the highest number of rainy days is July (24.3 days).
The month with the least rainy days is January (7.4 days).

Average daylight in December / Average sunshine in December - Alturas, FL
  • Average daylight in December: 10.4h

The month with the longest days is June (Average daylight: 13.9h).
The month with the shortest days is December (Average daylight: 10.4h).

  • Average sunshine in December: 6.1h

Months with the most sunshine are May and July (Average sunshine: 10.6h).
The month with the least sunshine is December (Average sunshine: 6.1h).

Average sunshine days in December - Alturas, FL
  • Average sunshine days in December: 19.7 days

The month with the most sunshine days is January (21.9 days).
Months with the least sunshine days are July and August (4.8 days).

Average UV index in December - Alturas, FL
  • Average UV index in December: 5

Months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is January (UV index 4).

Average cloud cover in December - Alturas, FL
  • Average cloud cover in December: 35

The month with the most cloud cover is February (Cloud cover 36).
The month with the least cloud cover is May (Cloud cover 29).

Average visibility in December - Alturas, FL
  • Average visibility in December: 6mi

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