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
As December commences, the average high-temperature subtly reduces, transitioning from an agreeable 68.4°F (20.2°C) in November to a refreshing 60.8°F (16°C). An average nighttime temperature of 45.5°F (7.5°C) is noted during the month of December.Humidity
In December, the average relative humidity in Helotes is 69%.Rainfall
In Helotes, during December, the rain falls for 8.3 days and regularly aggregates up to 0.98" (25mm) of precipitation. Throughout the year, in Helotes, there are 140.3 rainfall days, and 23.15" (588mm) of precipitation is accumulated.Snowfall
In Helotes, snow does not fall in March through December.Daylight
December has the shortest days of the year in Helotes, with an average of 10h and 18min of daylight.On the first day of December in Helotes, sunrise is at 7:12 am and sunset at 5:35 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:46 pm CST.
Sunshine
The months with the least sunshine in Helotes are November and December, with an average of 5.5h of sunshine.UV index
The month with the lowest UV index in Helotes is December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: In December, the maximum UV index of 3 suggests this advice:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Frequently asked questions
What is the average December temperature in Helotes?
What is the average humidity in December in Helotes?
How many days does it rain in December in Helotes?
When it does not snow in Helotes?
Does it snow in Helotes in December?
What is the month with the shortest days in Helotes?
How many hours of daylight does Helotes have in December?
When are sunrise and sunset in December in Helotes?
What is the month with the least sunshine in Helotes?
How long on average sun shines in December in Helotes?
What is the month with the lowest UV index in Helotes?
What is the UV index reading in December in Helotes?
Average temperature in December
Helotes, TX
- Average high temperature in December: 60.8°F
The warmest month (with the highest average high temperature) is August (95°F).
The month with the lowest average high temperature is January (60.4°F).
- Average low temperature in December: 45.5°F
The month with the highest average low temperature is August (74.5°F).
The coldest month (with the lowest average low temperature) is January (43.2°F).
Average pressure in December
Helotes, 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 (29.89"Hg).
Average wind speed in December
Helotes, TX
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest month (with the lowest average wind speed) is September (6.5mph).
Average humidity in December
Helotes, TX
- Average humidity in December: 69%
The month with the highest relative humidity is May (74%).
The month with the lowest relative humidity is August (60%).
Average rainfall in December
Helotes, TX
- Average rainfall in December: 0.98"
The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is February (0.94").
Average rainfall days in December
Helotes, TX
- Average rainfall days in December: 8.3 days
The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in December
Helotes, TX
- Average snowfall in December: 0"
The months with the highest snowfall are January and February (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Helotes, TX
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is February (0.5 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Helotes, TX
- Average daylight in December: 10h and 2min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in December: 5h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are November and December (Average sunshine: 5h and 30min).
Average sunshine days in December
Helotes, TX
- Average sunshine days in December: 20.9 days
The month with the most sunshine days is January (21.8 days).
The month with the least sunshine days is September (11.2 days).
Average UV index in December
Helotes, 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
Helotes, TX
- Average cloud cover in December: 39
The months with the most cloud cover are March and May (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in December
Helotes, 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).
Helotes, Texas, USA
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