Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
January is the coldest month, with an average high-temperature of 58.8°F (14.9°C) and an average low-temperature of 41.9°F (5.5°C).Humidity
In January, the average relative humidity in Jonestown is 65%.Rainfall
In Jonestown, Texas, in January, during 8.2 rainfall days, 1.38" (35mm) of precipitation is typically accumulated. In Jonestown, during the entire year, the rain falls for 137.4 days and collects up to 24.13" (613mm) of precipitation.Snowfall
Months with snowfall are January and February. January is the first month it typically snows in Jonestown, Texas. Throughout January, in the average 0.3 snowfall days, it receives 0.04" (1mm) of snow. In Jonestown, during the entire year, snow falls for 1.4 days and aggregates up to 0.28" (7mm) of snow.Daylight
In January, the average length of the day in Jonestown is 10h and 26min.On the first day of the month, sunrise is at 7:28 am and sunset at 5:41 pm. On the last day of January, sunrise is at 7:23 am and sunset at 6:06 pm CST.
Sunshine
In January, the average sunshine is 6.2h.UV index
In January, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index of 4 during January translates into these guidelines:
Take precautions - Protection against skin and eye damage is obliged. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Frequently asked questions
What is the coldest time of year in Jonestown?
What is the usual temperature for Jonestown in January?
What is the average humidity in January in Jonestown?
How much does it rain in Jonestown in January?
When does it start snowing in Jonestown?
How many hours of daylight does Jonestown have in January?
When is the sunrise / sunset in January in Jonestown?
How long on average sun shines in January in Jonestown?
How high is the UV index in January in Jonestown?
Average temperature in January
Jonestown, TX
- Average high temperature in January: 58.8°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 January: 41.9°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 January
Jonestown, TX
- Average pressure in January: 30.15"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 January
Jonestown, TX
- Average wind speed in January: 8.5mph
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 January
Jonestown, TX
- Average humidity in January: 65%
The month with the highest relative humidity is May (74%).
The month with the lowest relative humidity is August (59%).
Average rainfall in January
Jonestown, TX
- Average rainfall in January: 1.38"
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 January
Jonestown, TX
- Average rainfall days in January: 8.2 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 January
Jonestown, TX
- Average snowfall in January: 0.04"
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 January
Jonestown, TX
- Average snowfall days in January: 0.3 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 January /
Average sunshine in January
Jonestown, TX
- Average daylight in January: 10h and 2min
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 January: 6h and 1min
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 January
Jonestown, TX
- Average sunshine days in January: 21.2 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 January
Jonestown, TX
- Average UV index in January: 4
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 January
Jonestown, TX
- Average cloud cover in January: 34
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 January
Jonestown, TX
- Average visibility in January: 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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