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 arrival of January brings an average high-temperature of a still moderate 60.4°F (15.8°C), closely following the temperature pattern of December. In Alto, an average low-temperature of 40.5°F (4.7°C) is recorded during January nights.Humidity
In January, the average relative humidity in Alto is 43%.Rainfall
In January, the rain falls for 4.7 days. Throughout January, 0.63" (16mm) of precipitation is accumulated. 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 January, in Alto, it is snowing for 0.4 days. Throughout January, 0.16" (4mm) of snow is accumulated. Throughout the year, in Alto, there are 2.1 snowfall days, and 2.32" (59mm) of snow is accumulated.Daylight
In January, the average length of the day in Alto is 10h and 22min.On the first day of January in Alto, sunrise is at 7:23 am and sunset at 5:30 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 5:56 pm MST.
Sunshine
The average sunshine in January in Alto is 7.1h.UV index
The months with the lowest UV index in Alto, Arizona, are January, November and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The daily high UV index of 3 during January translates into the following recommendations:
Prioritize safety - Suggestions to prevent sun damage are offered. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Frequently asked questions
What is the usual temperature for Alto in January?
What is the average humidity in January in Alto?
How many days does it rain in January in Alto?
How much does it snow in Alto in January?
What is the average length of the day in January in Alto?
When are sunrise and sunset in January in Alto?
How long on average sun shines in January in Alto?
What is the month with the lowest UV index in Alto?
What is the UV index reading in January in Alto?
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 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: 7h and 1min
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).
Alto, Arizona, USA
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