January weather forecast
Dorchester, TX

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Weather in January

January, like December, in Dorchester, Texas, is a cool winter month, with temperature in the range of an average high of 52.2°F (11.2°C) and an average low of 36.5°F (2.5°C).

Temperature

Dorchester, Texas, witnesses the coldest weather in January, with temperatures averaging a high of 52.2°F (11.2°C) and a low of 36.5°F (2.5°C).

Humidity

In January, the average relative humidity is 67%.

Rainfall

January is the month with the least rainfall. Rain falls for 7.1 days and accumulates 1.65" (42mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall in Dorchester. In January, it is snowing for 0.8 days. Throughout January, 0.2" (5mm) of snow is accumulated. In Dorchester, during the entire year, snow falls for 3.1 days and aggregates up to 1.38" (35mm) of snow.

Daylight

The average length of the day in January in Dorchester is 10h and 14min.
On the first day of the month, sunrise is at 7:30 am and sunset at 5:29 pm. On the last day of January, sunrise is at 7:23 am and sunset at 5:56 pm CST.

Sunshine

In Dorchester, Texas, the average sunshine in January is 5.8h.

UV index

In January, the average daily maximum UV index in Dorchester, Texas, is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 3 during January translates into the following directions:
Exercise caution. Those with pale skin may experience burns in less than half an hour. To protect against the Sun's most potent rays, avoid direct exposure around midday. Stay sun-safe with clothing that is both closely woven and worn loosely. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
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 Dorchester?

Dorchester's temperature records reveal January as the coldest month, marked by average highs of 52.2°F (11.2°C) and lows of 36.5°F (2.5°C).

What is the average January temperature in Dorchester?

The high-temperature, in January, in Dorchester, is 52.2°F (11.2°C), while the low-temperature averages to 36.5°F (2.5°C).

What is the average humidity in January in Dorchester?

In January, the average relative humidity in Dorchester, Texas, is 67%.

What is the driest month in Dorchester?

January is the month with the least rainfall in Dorchester, Texas. Rain falls for 7.1 days and accumulates 1.65" (42mm) of precipitation.

How many days does it rain in January in Dorchester?

In Dorchester, Texas, in January, during 7.1 rainfall days, 1.65" (42mm) of precipitation is typically accumulated.

How much does it snow in Dorchester in January?

In January, in Dorchester, it is snowing for 0.8 days. Throughout January, 0.2" (5mm) of snow is accumulated.

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

In January, the average day length in Dorchester is 10h and 14min.

What time are sunrise and sunset in January in Dorchester?

In January, on the first day of the month, sunrise is at 7:30 am and sunset at 5:29 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 5:56 pm CST.

How long on average sun shines in January in Dorchester?

In January, the average sunshine duration in Dorchester, Texas, is 5.8h.

How high is the UV index in January in Dorchester?

In Dorchester, Texas, the average daily maximum UV index in January is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Dorchester, TX

Average temperature in January - Dorchester, TX
  • Average high temperature in January: 52.2°F

The warmest month (with the highest average high temperature) is August (93.9°F).
The month with the lowest average high temperature is January (52.2°F).

  • Average low temperature in January: 36.5°F

The month with the highest average low temperature is July (74.3°F).
The coldest month (with the lowest average low temperature) is January (36.5°F).

Average pressure in January
Dorchester, TX

Average pressure in January - Dorchester, 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 (29.9"Hg).

Average wind speed in January
Dorchester, TX

Average wind speed in January - Dorchester, TX
  • Average wind speed in January: 9.7mph

The windiest month (with the highest average wind speed) is March (10.4mph).
The calmest month (with the lowest average wind speed) is September (7mph).

Average humidity in January
Dorchester, TX

Average humidity in January - Dorchester, TX
  • Average humidity in January: 67%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is August (59%).

Average rainfall in January
Dorchester, TX

Average rainfall in January - Dorchester, TX
  • Average rainfall in January: 1.65"

The wettest month (with the highest rainfall) is October (4.21").
The driest month (with the least rainfall) is January (1.65").

Average rainfall days in January
Dorchester, TX

Average rainfall days in January - Dorchester, TX
  • Average rainfall days in January: 7.1 days

The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is January (7.1 days).

Average snowfall in January
Dorchester, TX

Average snowfall in January - Dorchester, TX
  • Average snowfall in January: 0.2"

The month with the highest snowfall is February (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in January
Dorchester, TX

Average snowfall days in January - Dorchester, TX
  • Average snowfall days in January: 0.8 days

The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in January / Average sunshine in January - Dorchester, TX
  • Average daylight in January: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in January: 5h and 5min

The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

Average sunshine days in January
Dorchester, TX

Average sunshine days in January - Dorchester, TX
  • Average sunshine days in January: 22.3 days

The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is May (13.7 days).

Average UV index in January
Dorchester, TX

Average UV index in January - Dorchester, TX
  • Average UV index in January: 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 2).

Average cloud cover in January
Dorchester, TX

Average cloud cover in January - Dorchester, TX
  • Average cloud cover in January: 31

The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 20).

Average visibility in January
Dorchester, TX

Average visibility in January - Dorchester, 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).

Dorchester, Texas, USA

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