Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
The advent of January signifies a minor shift to an average high-temperature of a still cold 42.4°F (5.8°C), aligning closely with December. During the month of January, the temperature generally drops to a low average of 24.3°F (-4.3°C).Humidity
The months with the highest humidity are January and December, with an average relative humidity of 61%.Rainfall
In Roy, during January, the rain falls for 3.4 days and regularly aggregates up to 0.63" (16mm) of precipitation. In Roy, during the entire year, the rain falls for 76.1 days and collects up to 9.17" (233mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. January is the month with the most snowfall. Snow falls for 7.1 days and accumulates 5.04" (128mm) of snow.Daylight
In Roy, the average length of the day in January is 10h and 3min.On the first day of the month, sunrise is at 7:07 am and sunset at 4:53 pm. On the last day of January, sunrise is at 6:58 am and sunset at 5:22 pm MST.
Sunshine
The months with the least sunshine are January and February, with an average of 7h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: An average maximum UV index of 2 in January leads to these recommendations:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in January?
What are the most humid months?
What is the average humidity in January?
How much does it rain in January?
What is the snowiest month?
How many days does it snow in January?
How many hours of daylight does Roy have in January?
What time are sunrise and sunset in January?
What are the months with the least sunshine?
How many hours of sunshine does Roy have in January?
What is the month with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Roy, NM
- Average high temperature in January: 42.4°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is December (42.1°F).
- Average low temperature in January: 24.3°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is December (23.9°F).
Average pressure in January
Roy, NM
- Average pressure in January: 30.13"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is April (29.87"Hg).
Average wind speed in January
Roy, NM
- Average wind speed in January: 9.1mph
The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest month (with the lowest average wind speed) is August (7.1mph).
Average humidity in January
Roy, NM
- Average humidity in January: 61%
The months with the highest relative humidity are January and December (61%).
The months with the lowest relative humidity are April and June (37%).
Average rainfall in January
Roy, NM
- Average rainfall in January: 0.63"
The wettest month (with the highest rainfall) is July (1.65").
The driest month (with the least rainfall) is November (0.47").
Average rainfall days in January
Roy, NM
- Average rainfall days in January: 3.4 days
The month with the highest number of rainy days is July (11.5 days).
The month with the least rainy days is November (2.6 days).
Average snowfall in January
Roy, NM
- Average snowfall in January: 5.04"
The month with the highest snowfall is January (5.04").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Roy, NM
- Average snowfall days in January: 7.1 days
The month with the highest number of snowfall days is December (7.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Roy, NM
- Average daylight in January: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in January: 7h and 0min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The months with the least sunshine are January and February (Average sunshine: 7h and 0min).
Average sunshine days in January
Roy, NM
- Average sunshine days in January: 22.8 days
The month with the most sunshine days is November (24.6 days).
The month with the least sunshine days is July (17.3 days).
Average UV index in January
Roy, NM
- Average UV index in January: 2
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Roy, NM
- Average cloud cover in January: 18
The months with the most cloud cover are February, July and December (Cloud cover 20).
The month with the least cloud cover is June (Cloud cover 13).
Average visibility in January
Roy, NM
- 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).
Roy, New Mexico, USA
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