January weather forecastJerome, AZ
January
Weather in January
January, like December, in Jerome, Arizona, is another fresh winter month, with an average temperature fluctuating between 52°F (11.1°C) and 32.5°F (0.3°C).Temperature
The start of January sees the average high-temperature at a still fresh 52°F (11.1°C), showing little difference from December's 50.7°F (10.4°C). An average low-temperature of 32.5°F (0.3°C) is noted during the nights in January in Jerome.Humidity
The average relative humidity in January is 56%.Rainfall
In Jerome, Arizona, in January, it is raining for 5.3 days, with typically 1.06" (27mm) of accumulated precipitation. In Jerome, during the entire year, the rain falls for 79 days and collects up to 11.42" (290mm) of precipitation.Snowfall
January through April, September, November and December are months with snowfall. In Jerome, during January, snow falls for 2.3 days and regularly aggregates up to 2.09" (53mm) of snow. Throughout the year, there are 10.8 snowfall days, and 12.4" (315mm) of snow is accumulated.Daylight
In Jerome, the average length of the day in January is 10h and 8min.On the first day of January in Jerome, sunrise is at 7:35 am and sunset at 5:28 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 5:56 pm MST.
Sunshine
The months with the least sunshine in Jerome are January and December, with an average of 6.9h of sunshine.UV index
The average daily maximum UV index in January is 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: An average UV index of 3 in January transforms into this advice:
Preventative actions are necessary - Recommendations to ward off sunburn are given. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Jerome, AZ
- Average high temperature in January: 52°F
The warmest month (with the highest average high temperature) is July (89.1°F).
The month with the lowest average high temperature is December (50.7°F).
- Average low temperature in January: 32.5°F
The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is December (31.8°F).
Average pressure in January
Jerome, AZ
- Average pressure in January: 30.12"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in January
Jerome, AZ
- Average wind speed in January: 5.5mph
The windiest months (with the highest average wind speed) are April and May (7.2mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in January
Jerome, AZ
- Average humidity in January: 56%
The month with the highest relative humidity is December (57%).
The month with the lowest relative humidity is June (23%).
Average rainfall in January
Jerome, AZ
- Average rainfall in January: 1.06"
The wettest month (with the highest rainfall) is July (1.65").
The driest month (with the least rainfall) is June (0.12").
Average rainfall days in January
Jerome, AZ
- Average rainfall days in January: 5.3 days
The month with the highest number of rainy days is July (14.2 days).
The month with the least rainy days is June (1.5 days).
Average snowfall in January
Jerome, AZ
- Average snowfall in January: 2.09"
The month with the highest snowfall is December (4.02").
The months with the least snowfall are May, June, July, August and October (0").
Average snowfall days in January
Jerome, AZ
- Average snowfall days in January: 2.3 days
The month with the highest number of snowfall days is December (3.5 days).
The months with the least snowfall days are May, June, July, August and October (0 days).
Average daylight in January /
Average sunshine in January
Jerome, AZ
- Average daylight in January: 10h and 6min
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 54min).
- Average sunshine in January: 6h and 54min
The months with the most sunshine are June and August (Average sunshine: 12h and 6min).
The months with the least sunshine are January and December (Average sunshine: 6h and 54min).
Average sunshine days in January
Jerome, AZ
- Average sunshine days in January: 23.6 days
The month with the most sunshine days is June (27.3 days).
The month with the least sunshine days is August (11.5 days).
Average UV index in January
Jerome, AZ
- Average UV index in January: 3
The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in January
Jerome, AZ
- Average cloud cover in January: 21
The month with the most cloud cover is December (Cloud cover 22).
The month with the least cloud cover is June (Cloud cover 6).
Average visibility in January
Jerome, 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).





