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 move into December indicates a slight reduction in the average high-temperature, down from November's refreshing 67.5°F (19.7°C) to a moderate 59.5°F (15.3°C). In Jonestown, December's nights observe an average temperature dip to a frosty 44.1°F (6.7°C).Humidity
In Jonestown, the average relative humidity in December is 70%.Rainfall
In Jonestown, in December, during 9.2 rainfall days, 1.42" (36mm) of precipitation is typically accumulated. Throughout the year, there are 137.4 rainfall days, and 24.13" (613mm) of precipitation is accumulated.Snowfall
In Jonestown, snow does not fall in March through December.Daylight
With an average of 10h and 12min of daylight, December has the shortest days of the year in Jonestown.On the first day of the month, sunrise is at 7:11 am and sunset at 5:30 pm. On the last day of December, sunrise is at 7:28 am and sunset at 5:41 pm CST.
Sunshine
The months with the least sunshine are November and December, with an average of 5.4h of sunshine.UV index
With an average maximum UV index of 3, December is the month with the lowest UV index in Jonestown. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: In December, the UV index of 3 transforms into the following advice:
Take necessary precautions - Suggestions to elude sunburn are provided. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Frequently asked questions
What are the temperatures in Jonestown in December?
What is the average humidity in December in Jonestown?
How many days does it rain in December in Jonestown?
When it does not snow in Jonestown?
Does it snow in Jonestown in December?
What is the month with the shortest days in Jonestown?
What is the average length of the day in December in Jonestown?
When is the sunrise / sunset in December in Jonestown?
What are the months with the least sunshine in Jonestown?
How long on average sun shines in December in Jonestown?
What is the month with the lowest UV index in Jonestown?
What is the UV index reading in December in Jonestown?
Average temperature in December
Jonestown, TX
- Average high temperature in December: 59.5°F
The warmest month (with the highest average high temperature) is August (95.5°F).
The month with the lowest average high temperature is January (58.8°F).
- Average low temperature in December: 44.1°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 (41.9°F).
Average pressure in December
Jonestown, TX
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The months with the lowest atmospheric pressure are May and June (29.91"Hg).
Average wind speed in December
Jonestown, TX
- Average wind speed in December: 8.2mph
The windiest month (with the highest average wind speed) is March (9.6mph).
The calmest month (with the lowest average wind speed) is September (6.3mph).
Average humidity in December
Jonestown, TX
- Average humidity in December: 70%
The month with the highest relative humidity is May (74%).
The month with the lowest relative humidity is August (59%).
Average rainfall in December
Jonestown, TX
- Average rainfall in December: 1.42"
The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is February (1.02").
Average rainfall days in December
Jonestown, TX
- Average rainfall days in December: 9.2 days
The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is January (8.2 days).
Average snowfall in December
Jonestown, TX
- Average snowfall in December: 0"
The month with the highest snowfall is February (0.24").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Jonestown, TX
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is February (0.9 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
Jonestown, 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 month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are November and December (Average sunshine: 5h and 24min).
Average sunshine days in December
Jonestown, TX
- Average sunshine days in December: 19.5 days
The month with the most sunshine days is January (21.2 days).
The month with the least sunshine days is May (12.5 days).
Average UV index in December
Jonestown, 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
Jonestown, TX
- Average cloud cover in December: 40
The months with the most cloud cover are March and May (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in December
Jonestown, 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).
Jonestown, Texas, USA
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