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
A mild drop in San Leanna's average high-temperature is observed in December, transitioning from an enjoyable 67.6°F (19.8°C) in November to a mild 59.9°F (15.5°C). During the month of December, the nighttime temperature in San Leanna falls to an average of 45.1°F (7.3°C).Humidity
In December, the average relative humidity is 71%.Rainfall
In San Leanna, during December, the rain falls for 9.7 days and regularly aggregates up to 1.3" (33mm) of precipitation. Throughout the year, there are 148 rainfall days, and 24.92" (633mm) of precipitation is accumulated.Snowfall
January, February, November and December are months with snowfall. In December, it is snowing for 0.1 days. Throughout December, 0.04" (1mm) of snow is accumulated. In San Leanna, during the entire year, snow falls for 1 days and aggregates up to 0.35" (9mm) of snow.Daylight
With an average of 10h and 12min of daylight, December has the shortest days of the year in San Leanna.On the first day of the month, sunrise is at 7:10 am and sunset at 5:30 pm. On the last day of December, in San Leanna, sunrise is at 7:27 am and sunset at 5:41 pm CST.
Sunshine
With an average of 5.3h of sunshine, December has the least sunshine of the year.UV index
The month with the lowest UV index is December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum high daily UV index of 3 during December translates into the following directions:
Guard yourself - Avoiding sunburn is suggested. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
What is the average December temperature in San Leanna?
What is the average humidity in December in San Leanna?
How many days does it rain in December in San Leanna?
How many days does it snow in December in San Leanna?
What is the month with the shortest days in San Leanna?
What is the average length of the day in December in San Leanna?
When is the sunrise / sunset in December in San Leanna?
What is the month with the least sunshine in San Leanna?
How long on average sun shines in December in San Leanna?
When is the lowest UV index in San Leanna?
What is the UV index reading in December in San Leanna?
Average temperature in December
San Leanna, TX
- Average high temperature in December: 59.9°F
The warmest month (with the highest average high temperature) is August (95.7°F).
The month with the lowest average high temperature is January (59.4°F).
- Average low temperature in December: 45.1°F
The month with the highest average low temperature is August (74.8°F).
The coldest month (with the lowest average low temperature) is January (42.4°F).
Average pressure in December
San Leanna, TX
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
San Leanna, TX
- Average wind speed in December: 8.2mph
The windiest month (with the highest average wind speed) is March (9.3mph).
The calmest month (with the lowest average wind speed) is September (6.2mph).
Average humidity in December
San Leanna, TX
- Average humidity in December: 71%
The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is August (61%).
Average rainfall in December
San Leanna, TX
- Average rainfall in December: 1.3"
The wettest month (with the highest rainfall) is May (4.33").
The driest month (with the least rainfall) is February (1.02").
Average rainfall days in December
San Leanna, TX
- Average rainfall days in December: 9.7 days
The month with the highest number of rainy days is September (16.4 days).
The month with the least rainy days is January (8.8 days).
Average snowfall in December
San Leanna, TX
- Average snowfall in December: 0.04"
The month with the highest snowfall is January (0.16").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").
Average snowfall days in December
San Leanna, TX
- Average snowfall days in December: 0.1 days
The months with the highest number of snowfall days are January and February (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
San Leanna, TX
- 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: 5h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in December
San Leanna, TX
- Average sunshine days in December: 18.8 days
The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is June (11.3 days).
Average UV index in December
San Leanna, TX
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in December
San Leanna, TX
- Average cloud cover in December: 42
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in December
San Leanna, TX
- 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).
San Leanna, Texas, USA
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