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
With the onset of December, the average high-temperature subtly recedes from November's agreeable 70.9°F (21.6°C) to an enjoyable 64°F (17.8°C). Markham's average low-temperature is measured at a fresh 50.5°F (10.3°C) during December.Humidity
The average relative humidity in December is 77%.Rainfall
In Markham, in December, it is raining for 14.5 days, with typically 2.13" (54mm) of accumulated precipitation. In Markham, during the entire year, the rain falls for 167.5 days and collects up to 29.41" (747mm) of precipitation.Snowfall
In Markham, snow does not fall in February through December.Daylight
The month with the shortest days in Markham is December, with an average of 10h and 18min of daylight.On the first day of December, sunrise is at 7:00 am and sunset at 5:26 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:37 pm CST.
Sunshine
The month with the least sunshine in Markham is December, with an average of 4.5h of sunshine.UV index
December is the month with the lowest UV index, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: During December, 3 as the daily maximum UV index converts into the following advice:
Take necessary precautions - Suggestions to elude sunburn are provided. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures in Markham?
What is the average humidity in December in Markham?
How much does it rain in Markham in December?
When it does not snow in Markham?
Does it snow in Markham in December?
What is the month with the shortest days in Markham?
How many hours of daylight does Markham have in December?
When are sunrise and sunset in December in Markham?
What is the month with the least sunshine in Markham?
How long on average sun shines in December in Markham?
What is the month with the lowest UV index in Markham?
How high is the UV index in December in Markham?
Average temperature in December
Markham, TX
- Average high temperature in December: 64°F
The warmest month (with the highest average high temperature) is August (92.5°F).
The month with the lowest average high temperature is January (61.9°F).
- Average low temperature in December: 50.5°F
The month with the highest average low temperature is August (77°F).
The coldest month (with the lowest average low temperature) is January (47.5°F).
Average pressure in December
Markham, TX
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Markham, TX
- Average wind speed in December: 8.5mph
The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest month (with the lowest average wind speed) is September (6.5mph).
Average humidity in December
Markham, TX
- Average humidity in December: 77%
The months with the highest relative humidity are February and March (79%).
The month with the lowest relative humidity is October (73%).
Average rainfall in December
Markham, TX
- Average rainfall in December: 2.13"
The wettest month (with the highest rainfall) is September (3.94").
The driest month (with the least rainfall) is February (1.34").
Average rainfall days in December
Markham, TX
- Average rainfall days in December: 14.5 days
The month with the highest number of rainy days is September (18.7 days).
The month with the least rainy days is January (11.9 days).
Average snowfall in December
Markham, TX
- Average snowfall in December: 0"
The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Markham, TX
- Average snowfall days in December: 0 days
The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in December /
Average sunshine in December
Markham, 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: 4h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 30min).
Average sunshine days in December
Markham, TX
- Average sunshine days in December: 14.4 days
The month with the most sunshine days is January (17.3 days).
The month with the least sunshine days is September (9.5 days).
Average UV index in December
Markham, 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
Markham, TX
- Average cloud cover in December: 51
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Markham, 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).
Markham, Texas, USA
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