January weather forecast
Rosharon, TX

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Weather in January

January, the same as December, is another enjoyable winter month in Rosharon, Texas, with an average temperature fluctuating between 47.1°F (8.4°C) and 61.3°F (16.3°C).

Temperature

The lowest temperatures are recorded in January, with averages reaching a high of 61.3°F (16.3°C) and a low of 47.1°F (8.4°C).

Humidity

The average relative humidity in January in Rosharon, Texas, is 75%.

Rainfall

In Rosharon, in January, during 11.9 rainfall days, 2.17" (55mm) of precipitation is typically accumulated. In Rosharon, during the entire year, the rain falls for 182.4 days and collects up to 38.54" (979mm) of precipitation.

Snowfall

January, September and December are months with snowfall in Rosharon. The months with the most snowfall in Rosharon, Texas, are January, September and December, with an average 0.04" (1mm) of accumulated snow.

Daylight

In Rosharon, the average length of the day in January is 10h and 31min.
On the first day of the month, sunrise is at 7:16 am and sunset at 5:34 pm. On the last day of January, sunrise is at 7:11 am and sunset at 5:58 pm CST.

Sunshine

The average sunshine in January in Rosharon is 5.3h.

UV index

In Rosharon, the average daily maximum UV index in January is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The UV index of 4 during January translates into the following guidance:
Be vigilant - A duty to shield skin and eyes from injury exists. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest in Rosharon?

January, having an average high-temperature of 61.3°F (16.3°C) and an average low-temperature of 47.1°F (8.4°C), is the coldest month in Rosharon, Texas.

What are the temperatures in Rosharon in January?

An average high-temperature, in January, in Rosharon, is 61.3°F (16.3°C) and the average low-temperature is 47.1°F (8.4°C).

What is the average humidity in January in Rosharon?

In January, the average relative humidity is 75%.

How much does it rain in Rosharon in January?

In Rosharon, Texas, during January, the rain falls for 11.9 days and regularly aggregates up to 2.17" (55mm) of precipitation.

What is the snowiest month in Rosharon?

The months with the most snowfall in Rosharon are January, September and December, with an average 0.04" (1mm) of accumulated snow.

What is the last month it snows in Rosharon?

January is the last month it regularly snows in Rosharon. During 0.2 snowfall days, in January, Rosharon aggregates 0.04" (1mm) of snow.

How many hours of daylight does Rosharon have in January?

In Rosharon, the average day length in January is 10h and 31min.

What time are sunrise and sunset in January in Rosharon?

On the first day of January in Rosharon, sunrise is at 7:16 am and sunset at 5:34 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 5:58 pm CST.

How long on average sun shines in January in Rosharon?

In Rosharon, the average sunshine duration in January is 5.3h.

What is the UV index intensity in January in Rosharon?

The average daily maximum UV index in January in Rosharon is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.
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
Rosharon, TX

Average temperature in January - Rosharon, TX
  • Average high temperature in January: 61.3°F

The warmest month (with the highest average high temperature) is August (91.9°F).
The month with the lowest average high temperature is January (61.3°F).

  • Average low temperature in January: 47.1°F

The month with the highest average low temperature is August (77.4°F).
The coldest month (with the lowest average low temperature) is January (47.1°F).

Average pressure in January
Rosharon, TX

Average pressure in January - Rosharon, TX
  • Average pressure in January: 30.16"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in January
Rosharon, TX

Average wind speed in January - Rosharon, TX
  • Average wind speed in January: 8.6mph

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest months (with the lowest average wind speed) are August and September (6.5mph).

Average humidity in January
Rosharon, TX

Average humidity in January - Rosharon, TX
  • Average humidity in January: 75%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is October (73%).

Average rainfall in January
Rosharon, TX

Average rainfall in January - Rosharon, TX
  • Average rainfall in January: 2.17"

The wettest month (with the highest rainfall) is September (5.63").
The driest month (with the least rainfall) is February (1.73").

Average rainfall days in January
Rosharon, TX

Average rainfall days in January - Rosharon, TX
  • Average rainfall days in January: 11.9 days

The month with the highest number of rainy days is September (21 days).
The month with the least rainy days is January (11.9 days).

Average snowfall in January
Rosharon, TX

Average snowfall in January - Rosharon, TX
  • Average snowfall in January: 0.04"

The months with the highest snowfall are January, September and December (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, October and November (0").

Average snowfall days in January
Rosharon, TX

Average snowfall days in January - Rosharon, TX
  • Average snowfall days in January: 0.2 days

The months with the highest number of snowfall days are January and February (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, October and November (0 days).

Average daylight in January /
Average sunshine in January
Rosharon, TX

Average daylight in January / Average sunshine in January - Rosharon, TX
  • Average daylight in January: 10h and 3min

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 January: 5h and 2min

The months with the most sunshine are July and August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

Average sunshine days in January
Rosharon, TX

Average sunshine days in January - Rosharon, TX
  • Average sunshine days in January: 17.1 days

The month with the most sunshine days is January (17.1 days).
The month with the least sunshine days is September (7.5 days).

Average UV index in January
Rosharon, TX

Average UV index in January - Rosharon, TX
  • Average UV index in January: 4

The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in January
Rosharon, TX

Average cloud cover in January - Rosharon, TX
  • Average cloud cover in January: 41

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in January
Rosharon, TX

Average visibility in January - Rosharon, 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).

Rosharon, Texas, USA

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