January weather forecastAlto, AZ
January
Weather in January
January, the same as December, in Alto, Arizona, is another mild winter month, with temperature in the range of an average high of 60.4°F (15.8°C) and an average low of 40.5°F (4.7°C).Temperature
Alto's average high-temperature in January is a still moderate 60.4°F (15.8°C), indicating a subtle variation from December. Nighttime temperatures consistently average an icy 40.5°F (4.7°C) during January.Humidity
In January, the average relative humidity is 43%.Rainfall
In Alto, in January, it is raining for 4.7 days, with typically 0.63" (16mm) of accumulated precipitation. In Alto, during the entire year, the rain falls for 87.8 days and collects up to 15.43" (392mm) of precipitation.Snowfall
January through March and December are months with snowfall. In Alto, in January, during 0.4 snowfall days, 0.16" (4mm) of snow is typically accumulated. In Alto, during the entire year, snow falls for 2.1 days and aggregates up to 2.32" (59mm) of snow.Daylight
In January, the average length of the day is 10h and 22min.On the first day of the month, sunrise is at 7:23 am and sunset at 5:30 pm. On the last day of January, sunrise is at 7:16 am and sunset at 5:56 pm MST.
Sunshine
The average sunshine in January is 7.1h.UV index
January, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum daily UV index of 3 during January morphs into the following directions:
Prioritize safety - Suggestions to prevent sun damage are offered. It's recommended to limit sun exposure when its radiation is at its peak during midday. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Alto, AZ
- Average high temperature in January: 60.4°F
The warmest month (with the highest average high temperature) is June (91°F).
The month with the lowest average high temperature is December (59.2°F).
- Average low temperature in January: 40.5°F
The month with the highest average low temperature is July (70.2°F).
The coldest month (with the lowest average low temperature) is December (39.9°F).
Average pressure in January
Alto, AZ
- Average pressure in January: 30.06"Hg
The month with the highest atmospheric pressure is January (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.82"Hg).
Average wind speed in January
Alto, AZ
- Average wind speed in January: 6.5mph
The windiest month (with the highest average wind speed) is May (9.9mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in January
Alto, AZ
- Average humidity in January: 43%
The month with the highest relative humidity is August (51%).
The months with the lowest relative humidity are May and June (24%).
Average rainfall in January
Alto, AZ
- Average rainfall in January: 0.63"
The wettest month (with the highest rainfall) is July (4.53").
The driest month (with the least rainfall) is May (0.16").
Average rainfall days in January
Alto, AZ
- Average rainfall days in January: 4.7 days
The month with the highest number of rainy days is July (21.9 days).
The month with the least rainy days is May (1.8 days).
Average snowfall in January
Alto, AZ
- Average snowfall in January: 0.16"
The month with the highest snowfall is December (1.06").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Alto, AZ
- Average snowfall days in January: 0.4 days
The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Alto, AZ
- Average daylight in January: 10h and 24min
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: 7h and 6min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 54min).
Average sunshine days in January
Alto, AZ
- Average sunshine days in January: 25.8 days
The month with the most sunshine days is May (28.8 days).
The month with the least sunshine days is July (6.6 days).
Average UV index in January
Alto, AZ
- Average UV index in January: 3
The months with the highest UV index are June and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 3).
Average cloud cover in January
Alto, AZ
- Average cloud cover in January: 17
The month with the most cloud cover is July (Cloud cover 24).
The month with the least cloud cover is May (Cloud cover 7).
Average visibility in January
Alto, AZ
- 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).





