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
In Helena, the lowest average temperatures are observed in January, with a high of 51.1°F (10.6°C) and a low of 36°F (2.2°C).Humidity
In January, the average relative humidity is 75%.Rainfall
In Helena, in January, during 11 rainfall days, 3.5" (89mm) of precipitation is typically accumulated. In Helena, during the entire year, the rain falls for 174.2 days and collects up to 40.08" (1018mm) of precipitation.Snowfall
Months with snowfall in Helena are January through March, November and December. The month with the most snowfall is January, when snow falls for 1.2 days and typically aggregates up to 0.79" (20mm) of snow.Daylight
In Helena, the average length of the day in January is 10h and 14min.On the first day of the month, sunrise is at 6:50 am and sunset at 4:50 pm. On the last day of January, sunrise is at 6:43 am and sunset at 5:17 pm CST.
Sunshine
In Helena, the average sunshine in January is 5.3h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: An average maximum UV index of 3 in January leads to these recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Frequently asked questions
What are the coldest months in Helena?
What is the average January temperature in Helena?
What is the average humidity in January in Helena?
How many days does it rain in January in Helena?
When does it snow the most in Helena?
How much does it snow in Helena in January?
What is the average length of the day in January in Helena?
When are sunrise and sunset in January in Helena?
How many hours of sunshine does Helena have in January?
When is the lowest UV index in Helena?
How high is the UV index in January in Helena?
Average temperature in January
Helena, AL
- Average high temperature in January: 51.1°F
The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (51.1°F).
- Average low temperature in January: 36°F
The month with the highest average low temperature is August (71.4°F).
The coldest month (with the lowest average low temperature) is January (36°F).
Average pressure in January
Helena, AL
- Average pressure in January: 30.17"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).
Average wind speed in January
Helena, AL
- Average wind speed in January: 7.2mph
The windiest months (with the highest average wind speed) are February and March (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.4mph).
Average humidity in January
Helena, AL
- Average humidity in January: 75%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in January
Helena, AL
- Average rainfall in January: 3.5"
The wettest month (with the highest rainfall) is April (4.09").
The driest months (with the least rainfall) are September and October (2.36").
Average rainfall days in January
Helena, AL
- Average rainfall days in January: 11 days
The month with the highest number of rainy days is July (21.8 days).
The month with the least rainy days is November (9.3 days).
Average snowfall in January
Helena, AL
- Average snowfall in January: 0.79"
The month with the highest snowfall is January (0.79").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Helena, AL
- Average snowfall days in January: 1.2 days
The month with the highest number of snowfall days is January (1.2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Helena, AL
- Average daylight in January: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in January: 5h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).
Average sunshine days in January
Helena, AL
- Average sunshine days in January: 18.3 days
The month with the most sunshine days is October (19.7 days).
The month with the least sunshine days is July (7.3 days).
Average UV index in January
Helena, AL
- Average UV index in January: 3
The month with the highest UV index is August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in January
Helena, AL
- Average cloud cover in January: 44
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is September (Cloud cover 29).
Average visibility in January
Helena, AL
- 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).
Helena, Alabama, USA
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