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 Irondale, the lowest average temperatures are observed in January, with a high of 39.6°F (4.2°C) and a low of 25.2°F (-3.8°C).Humidity
In Irondale, the average relative humidity in January is 75%.Rainfall
In January, the rain falls for 8.2 days. Throughout January, 2.28" (58mm) of precipitation is accumulated. Throughout the year, in Irondale, Missouri, there are 154.7 rainfall days, and 32.64" (829mm) of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall in Irondale. In Irondale, Missouri, in January, during 6.3 snowfall days, 2.32" (59mm) of snow is typically accumulated. Throughout the year, there are 22.6 snowfall days, and 9.06" (230mm) of snow is accumulated.Daylight
In January, the average length of the day in Irondale is 9h and 54min.On the first day of January in Irondale, sunrise is at 7:18 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 5:24 pm CST.
Sunshine
January and February, with an average of 4.8h of sunshine, are months with the least sunshine in Irondale.UV index
The months with the lowest UV index in Irondale, Missouri, are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high daily UV index of 2 during January translates into the following directions:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Frequently asked questions
What month is the coldest in Irondale?
Is January cold in Irondale?
What is the average humidity in January in Irondale?
How much does it rain in Irondale in January?
How many days does it snow in January in Irondale?
How many hours of daylight does Irondale have in January?
When is the sunrise / sunset in January in Irondale?
What are the months with the least sunshine in Irondale?
How long on average sun shines in January in Irondale?
What is the month with the lowest UV index in Irondale?
How high is the UV index in January in Irondale?
Average temperature in January
Irondale, MO
- Average high temperature in January: 39.6°F
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (39.6°F).
- Average low temperature in January: 25.2°F
The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure in January
Irondale, MO
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Irondale, MO
- Average wind speed in January: 8.6mph
The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in January
Irondale, MO
- Average humidity in January: 75%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (73%).
Average rainfall in January
Irondale, MO
- Average rainfall in January: 2.28"
The wettest month (with the highest rainfall) is May (3.78").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in January
Irondale, MO
- Average rainfall days in January: 8.2 days
The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is December (7.9 days).
Average snowfall in January
Irondale, MO
- Average snowfall in January: 2.32"
The month with the highest snowfall is February (2.72").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Irondale, MO
- Average snowfall days in January: 6.3 days
The month with the highest number of snowfall days is February (6.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Irondale, MO
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January: 4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 48min).
Average sunshine days in January
Irondale, MO
- Average sunshine days in January: 18.1 days
The months with the most sunshine days are November and December (18.9 days).
The month with the least sunshine days is July (10.9 days).
Average UV index in January
Irondale, MO
- Average UV index in January: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Irondale, MO
- Average cloud cover in January: 48
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in January
Irondale, MO
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are May, July, August and September (5mi).
Irondale, Missouri, USA
Weather forecast for your location
2. Allow the app to use your location