January weather forecast
Gallup, NM

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Weather in January

Cold is the operative word for January in Gallup, New Mexico, given that temperatures can drop down to as frigid as 21.7°F (-5.7°C). Additionally, there is also the possibility of witnessing snowfall, as white flakes blanket the city during this month. This precedes a more temperate climate that will soon envelop the city as the weeks progress. In turn, this demonstrates characteristics of winter moving into spring. As such, visitors in January will want to make sure to pack winter gear to brave this chilly time of the year.

Temperature

January, noted for its average high-temperature of 38.7°F (3.7°C) and an average low-temperature of 21.7°F (-5.7°C), is considered the coldest month.

Humidity

The most humid month is January, with an average relative humidity of 70%.

Rainfall

In Gallup, during January, the rain falls for 2.8 days and regularly aggregates up to 0.55" (14mm) of precipitation. In Gallup, during the entire year, the rain falls for 69.2 days and collects up to 6.69" (170mm) of precipitation.

Snowfall

Months with snowfall in Gallup, New Mexico, are January through May, October through December. January is the month with the most snowfall in Gallup, New Mexico. Snow falls for 6.3 days and accumulates 2.91" (74mm) of snow.

Daylight

In January, the average length of the day in Gallup is 10h and 5min.
On the first day of the month, sunrise is at 7:24 am and sunset at 5:12 pm. On the last day of January, sunrise is at 7:15 am and sunset at 5:41 pm MST.

Sunshine

January and December, with an average of 6.5h of sunshine, are months with the least sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: An average UV index of 2 in January transforms into this advice:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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Frequently asked questions

What part of the year is the coldest in Gallup?

In Gallup, January is known for its average lowest temperatures, reaching a high of 38.7°F (3.7°C) and a low of 21.7°F (-5.7°C).

Is it cold in Gallup during January?

The high-temperature, in January, in Gallup, records 38.7°F (3.7°C), while the low-temperature is 21.7°F (-5.7°C).

What is the most humid month in Gallup?

With an average relative humidity of 70%, January is the most humid month in Gallup.

What is the average humidity in January in Gallup?

In January, the average relative humidity in Gallup, New Mexico, is 70%.

How much does it rain in Gallup in January?

In Gallup, in January, it is raining for 2.8 days, with typically 0.55" (14mm) of accumulated precipitation.

What is the snowiest month in Gallup?

The month with the most snowfall is January, when snow falls for 6.3 days and typically aggregates up to 2.91" (74mm) of snow.

How many days does it snow in January in Gallup?

In Gallup, New Mexico, in January, during 6.3 snowfall days, 2.91" (74mm) of snow is typically accumulated.

How many hours of daylight does Gallup have in January?

In January, the average day length is 10h and 5min.

When are sunrise and sunset in January in Gallup?

On the first day of January in Gallup, New Mexico, sunrise is at 7:24 am and sunset at 5:12 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:41 pm MST.

What are the months with the least sunshine in Gallup?

The months with the least sunshine in Gallup, New Mexico, are January and December, with an average of 6.5h of sunshine.

How many hours of sunshine does Gallup have in January?

In January, the average sunshine duration is 6.5h.

What are the months with the lowest UV index in Gallup?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

What is the UV index intensity in January in Gallup?

In January, the average daily maximum UV index in Gallup, New Mexico, is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to UV radiation.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
40.1°F 4.5°C
38.7°F 3.7°C
43.3°F 6.3°C
Average low temperature
22.6°F -5.2°C
21.7°F -5.7°C
25.9°F -3.4°C
Average pressure
30.13" 765mmHg
30.19" 767mmHg
30.06" 764mmHg
Average wind speed
7.7mph 12.4km/h
6.8mph 10.9km/h
8.7mph 14km/h
Average max. wind speed
8.6mph 13.8km/h
7.8mph 12.6km/h
9.8mph 15.8km/h
Average wind speed gusts
13.1mph 21.1km/h
11.8mph 19km/h
14mph 22.5km/h
Average humidity
66%
70%
63%
Average rainfall
0.55" 14mm
0.55" 14mm
0.59" 15mm
Average rainfall days
3.7
2.8
2.6
Average snowfall
2.6" 66mm
2.91" 74mm
2.56" 65mm
Average snowfall days
5.9
6.3
5.5
Average daylight
9h 5min
10h 1min
10h 5min
Average sunshine
6h 3min
6h 3min
7h 2min
Average sunshine days
22.4
22.4
19.8
Average UV index
2
2
2
Average cloud cover
27%
28%
25%
Average visibility
6mi 9.7km
5mi 8km
6mi 9.7km

Average temperature in January
Gallup, NM

Average temperature in January - Gallup, NM
  • Average high temperature in January: 38.7°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in January: 21.7°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).

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Average pressure in January
Gallup, NM

Average pressure in January - Gallup, NM
  • Average pressure in January: 30.19"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in January
Gallup, NM

Average wind speed in January - Gallup, NM
  • Average wind speed in January: 6.8mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is January (6.8mph).

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Average humidity in January
Gallup, NM

Average humidity in January - Gallup, NM
  • Average humidity in January: 70%

The month with the highest relative humidity is January (70%).
The month with the lowest relative humidity is June (23%).

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Average rainfall in January
Gallup, NM

Average rainfall in January - Gallup, NM
  • Average rainfall in January: 0.55"

The wettest month (with the highest rainfall) is July (1.06").
The driest months (with the least rainfall) are May and June (0.24").

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Average rainfall days in January
Gallup, NM

Average rainfall days in January - Gallup, NM
  • Average rainfall days in January: 2.8 days

The month with the highest number of rainy days is July (12.9 days).
The month with the least rainy days is February (2.6 days).

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Average snowfall in January
Gallup, NM

Average snowfall in January - Gallup, NM
  • Average snowfall in January: 2.91"

The month with the highest snowfall is January (2.91").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Gallup, NM

Average snowfall days in January - Gallup, NM
  • Average snowfall days in January: 6.3 days

The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
Gallup, NM

Average daylight in January / Average sunshine in January - Gallup, NM
  • Average daylight in January: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in January: 6h and 3min

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The months with the least sunshine are January and December (Average sunshine: 6h and 30min).

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Average sunshine days in January
Gallup, NM

Average sunshine days in January - Gallup, NM
  • Average sunshine days in January: 22.4 days

The month with the most sunshine days is June (25.1 days).
The month with the least sunshine days is July (14.4 days).

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Average UV index in January
Gallup, NM

Average UV index in January - Gallup, NM
  • Average UV index in January: 2

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in January
Gallup, NM

Average cloud cover in January - Gallup, NM
  • Average cloud cover in January: 28

The month with the most cloud cover is January (Cloud cover 28).
The month with the least cloud cover is June (Cloud cover 10).

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Average visibility in January
Gallup, NM

Average visibility in January - Gallup, NM
  • Average visibility in January: 5mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

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Gallup, New Mexico, USA

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