January weather forecast
Grandfalls, TX

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Weather in January

January, like December, is another mild winter month in Grandfalls, Texas, with an average temperature fluctuating between 39.4°F (4.1°C) and 58.5°F (14.7°C).

Temperature

January's beginning signals an average high-temperature of a still refreshing 58.5°F (14.7°C), barely different from December's 58.3°F (14.6°C). In the month of January, Grandfalls's average low-temperature falls to a wintry 39.4°F (4.1°C).

Humidity

The average relative humidity in January is 44%.

Rainfall

In Grandfalls, during January, the rain falls for 2 days and regularly aggregates up to 0.2" (5mm) of precipitation. Throughout the year, there are 63.3 rainfall days, and 6.61" (168mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. In Grandfalls, in January, snow falls for 0.9 days, with typically accumulated 0.16" (4mm) of snow. In Grandfalls, during the entire year, snow falls for 3.2 days and aggregates up to 1.1" (28mm) of snow.

Daylight

In Grandfalls, the average length of the day in January is 10h and 23min.
On the first day of the month, sunrise is at 7:50 am and sunset at 5:59 pm. On the last day of January, in Grandfalls, sunrise is at 7:44 am and sunset at 6:25 pm CST.

Sunshine

In Grandfalls, the average sunshine in January is 9.1h.

UV index

In January, the average daily maximum UV index in Grandfalls is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In January, a daily maximum UV index of 4 leads to the following instructions:
Be vigilant - Suggestions to stave off sun damage are provided. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
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Frequently asked questions

What is the temperature in January in Grandfalls?

In January, in Grandfalls, the average high-temperature is 58.5°F (14.7°C), and the average low-temperature is 39.4°F (4.1°C).

What is the average humidity in January in Grandfalls?

The average relative humidity in January in Grandfalls, Texas, is 44%.

How much does it rain in Grandfalls in January?

In January, the rain falls for 2 days. Throughout January, 0.2" (5mm) of precipitation is accumulated.

How much does it snow in Grandfalls in January?

In Grandfalls, Texas, in January, snow falls for 0.9 days, with typically accumulated 0.16" (4mm) of snow.

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

In January, the average day length in Grandfalls, Texas, is 10h and 23min.

What time are sunrise and sunset in January in Grandfalls?

On the first day of January, sunrise is at 7:50 am and sunset at 5:59 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 6:25 pm CST.

How long on average sun shines in January in Grandfalls?

In January, the average sunshine duration is 9.1h.

How high is the UV index in January in Grandfalls?

In Grandfalls, Texas, the average daily maximum UV index in January is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
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
Grandfalls, TX

Average temperature in January - Grandfalls, TX
  • Average high temperature in January: 58.5°F

The warmest month (with the highest average high temperature) is June (96.4°F).
The month with the lowest average high temperature is December (58.3°F).

  • Average low temperature in January: 39.4°F

The month with the highest average low temperature is August (77°F).
The coldest month (with the lowest average low temperature) is January (39.4°F).

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Average pressure in January
Grandfalls, TX

Average pressure in January - Grandfalls, TX
  • Average pressure in January: 30.14"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in January
Grandfalls, TX

Average wind speed in January - Grandfalls, TX
  • Average wind speed in January: 9mph

The windiest month (with the highest average wind speed) is June (13.2mph).
The calmest month (with the lowest average wind speed) is December (8.9mph).

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Average humidity in January
Grandfalls, TX

Average humidity in January - Grandfalls, TX
  • Average humidity in January: 44%

The months with the highest relative humidity are September and December (49%).
The month with the lowest relative humidity is April (31%).

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Average rainfall in January
Grandfalls, TX

Average rainfall in January - Grandfalls, TX
  • Average rainfall in January: 0.2"

The wettest month (with the highest rainfall) is May (1.1").
The driest month (with the least rainfall) is February (0.08").

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Average rainfall days in January
Grandfalls, TX

Average rainfall days in January - Grandfalls, TX
  • Average rainfall days in January: 2 days

The month with the highest number of rainy days is September (10 days).
The month with the least rainy days is February (1.9 days).

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Average snowfall in January
Grandfalls, TX

Average snowfall in January - Grandfalls, TX
  • Average snowfall in January: 0.16"

The months with the highest snowfall are November and December (0.31").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in January
Grandfalls, TX

Average snowfall days in January - Grandfalls, TX
  • Average snowfall days in January: 0.9 days

The month with the highest number of snowfall days is December (1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in January / Average sunshine in January - Grandfalls, TX
  • Average daylight in January: 10h and 2min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in January: 9h and 1min

The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

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Average sunshine days in January
Grandfalls, TX

Average sunshine days in January - Grandfalls, TX
  • Average sunshine days in January: 27.8 days

The month with the most sunshine days is January (27.8 days).
The month with the least sunshine days is September (18.1 days).

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Average UV index in January
Grandfalls, TX

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

The month with the highest UV index is July (UV index 8).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in January
Grandfalls, TX

Average cloud cover in January - Grandfalls, TX
  • Average cloud cover in January: 17

The month with the most cloud cover is September (Cloud cover 20).
The month with the least cloud cover is June (Cloud cover 12).

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Average visibility in January
Grandfalls, TX

Average visibility in January - Grandfalls, 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).

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Grandfalls, Texas, USA

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