January weather forecast
Weslaco, TX

Share

Weather in January

January, like December, is another pleasant winter month in Weslaco, Texas, with an average temperature ranging between max 69.6°F (20.9°C) and min 54.1°F (12.3°C).

Temperature

The coldest period is January, when temperatures fluctuate between an average high of 69.6°F (20.9°C) and a low of 54.1°F (12.3°C).

Humidity

In Weslaco, the average relative humidity in January is 66%.

Rainfall

In Weslaco, during January, the rain falls for 7.8 days and regularly aggregates up to 0.63" (16mm) of precipitation. In Weslaco, during the entire year, the rain falls for 102.8 days and collects up to 12.99" (330mm) of precipitation.

Snowfall

January is the only month when snow falls in Weslaco. January is the month with the most snowfall in Weslaco. Snow falls for 0.1 days and accumulates 0.12" (3mm) of snow.

Daylight

In January, the average length of the day in Weslaco is 10h and 43min.
On the first day of January in Weslaco, sunrise is at 7:19 am and sunset at 5:51 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 6:14 pm CST.

Sunshine

The average sunshine in January is 6.4h.

UV index

In Weslaco, the average daily maximum UV index in January is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 5 in January converts into the following recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year in Weslaco?

Temperature records in Weslaco mark January as the coldest month, with highs averaging 69.6°F (20.9°C) and lows at 54.1°F (12.3°C).

What are January temperatures in Weslaco?

In January, the average high-temperature and low-temperature in Weslaco, Texas, are 69.6°F (20.9°C) and 54.1°F (12.3°C) respectively.

What is the average humidity in January in Weslaco?

In Weslaco, the average relative humidity in January is 66%.

How many days does it rain in January in Weslaco?

In Weslaco, Texas, during January, the rain falls for 7.8 days and regularly aggregates up to 0.63" (16mm) of precipitation.

When does it snow the most in Weslaco?

The month with the most snowfall in Weslaco, Texas, is January, when snow falls for 0.1 days and typically aggregates up to 0.12" (3mm) of snow.

When does it start to snow in Weslaco?

January is the first month it typically snows in Weslaco, Texas. Throughout January, in the average 0.1 snowfall days, it receives 0.12" (3mm) of snow.

What is the average length of the day in January in Weslaco?

In Weslaco, the average day length in January is 10h and 43min.

When is the sunrise / sunset in January in Weslaco?

On the first day of January, sunrise is at 7:19 am and sunset at 5:51 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 6:14 pm CST.

How long on average sun shines in January in Weslaco?

In Weslaco, the average sunshine duration in January is 6.4h.

How high is the UV index in January in Weslaco?

In Weslaco, the average daily maximum UV index in January is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Weslaco, TX

Average temperature in January - Weslaco, TX
  • Average high temperature in January: 69.6°F

The warmest month (with the highest average high temperature) is August (97.9°F).
The month with the lowest average high temperature is January (69.6°F).

  • Average low temperature in January: 54.1°F

The month with the highest average low temperature is August (79.3°F).
The coldest month (with the lowest average low temperature) is January (54.1°F).

Average pressure in January
Weslaco, TX

Average pressure in January - Weslaco, TX
  • Average pressure in January: 30.12"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The months with the lowest atmospheric pressure are May and June (29.87"Hg).

Average wind speed in January
Weslaco, TX

Average wind speed in January - Weslaco, TX
  • Average wind speed in January: 9.4mph

The windiest months (with the highest average wind speed) are March, April and May (11.7mph).
The calmest month (with the lowest average wind speed) is September (8.5mph).

Average humidity in January
Weslaco, TX

Average humidity in January - Weslaco, TX
  • Average humidity in January: 66%

The month with the highest relative humidity is May (71%).
The month with the lowest relative humidity is August (61%).

Average rainfall in January
Weslaco, TX

Average rainfall in January - Weslaco, TX
  • Average rainfall in January: 0.63"

The wettest months (with the highest rainfall) are July and September (2.01").
The driest month (with the least rainfall) is February (0.43").

Average rainfall days in January
Weslaco, TX

Average rainfall days in January - Weslaco, TX
  • Average rainfall days in January: 7.8 days

The month with the highest number of rainy days is September (14.4 days).
The month with the least rainy days is July (6.4 days).

Average snowfall in January
Weslaco, TX

Average snowfall in January - Weslaco, TX
  • Average snowfall in January: 0.12"

The month with the highest snowfall is January (0.12").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in January
Weslaco, TX

Average snowfall days in January - Weslaco, TX
  • Average snowfall days in January: 0.1 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 January /
Average sunshine in January
Weslaco, TX

Average daylight in January / Average sunshine in January - Weslaco, TX
  • Average daylight in January: 10h and 4min

The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).

  • Average sunshine in January: 6h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).

Average sunshine days in January
Weslaco, TX

Average sunshine days in January - Weslaco, TX
  • Average sunshine days in January: 21 days

The month with the most sunshine days is July (23.8 days).
The month with the least sunshine days is September (13.8 days).

Average UV index in January
Weslaco, TX

Average UV index in January - Weslaco, TX
  • Average UV index in January: 5

The months with the highest UV index are July and August (UV index 8).
The month with the lowest UV index is December (UV index 4).

Average cloud cover in January
Weslaco, TX

Average cloud cover in January - Weslaco, TX
  • Average cloud cover in January: 40

The month with the most cloud cover is December (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 20).

Average visibility in January
Weslaco, TX

Average visibility in January - Weslaco, 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).

Weslaco, Texas, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location