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
January is the coldest month of the year, registering average temperatures as high as 27°F (-2.8°C) and as low as 14.4°F (-9.8°C).Humidity
The months with the highest humidity are January, February and July, with an average relative humidity of 84%.Rainfall
January is the month with the least rainfall. Rain falls for 4.9 days and accumulates 1.14" (29mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. The month with the most snowfall in South Amana, Iowa, is January, when snow falls for 9.4 days and typically aggregates up to 5" (127mm) of snow.Daylight
In South Amana, the average length of the day in January is 9h and 34min.On the first day of the month, sunrise is at 7:35 am and sunset at 4:47 pm. On the last day of January, sunrise is at 7:21 am and sunset at 5:21 pm CST.
Sunshine
January has the least sunshine of the year in South Amana, with an average of 4.1h of sunshine.UV index
The month with the lowest UV index is January, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the average person.Note: The UV index of 1 during January translates into the following guidance:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year in South Amana?
How cold is January in South Amana?
What are the most humid months in South Amana?
What is the average humidity in January in South Amana?
What is the driest month in South Amana?
How much does it rain in South Amana in January?
What is the snowiest month in South Amana?
How many days does it snow in January in South Amana?
What is the average length of the day in January in South Amana?
When is the sunrise / sunset in January in South Amana?
What is the month with the least sunshine in South Amana?
How many hours of sunshine does South Amana have in January?
When is the lowest UV index in South Amana?
How high is the UV index in January in South Amana?
Average temperature in January
South Amana, IA
- Average high temperature in January: 27°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (27°F).
- Average low temperature in January: 14.4°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).
Average pressure in January
South Amana, IA
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in January
South Amana, IA
- Average wind speed in January: 10.7mph
The windiest months (with the highest average wind speed) are January and April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity in January
South Amana, IA
- Average humidity in January: 84%
The months with the highest relative humidity are January, February and July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall in January
South Amana, IA
- Average rainfall in January: 1.14"
The wettest month (with the highest rainfall) is May (4.33").
The driest month (with the least rainfall) is January (1.14").
Average rainfall days in January
South Amana, IA
- Average rainfall days in January: 4.9 days
The month with the highest number of rainy days is June (18.8 days).
The month with the least rainy days is February (4.3 days).
Average snowfall in January
South Amana, IA
- Average snowfall in January: 5"
The month with the highest snowfall is January (5").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
South Amana, IA
- Average snowfall days in January: 9.4 days
The month with the highest number of snowfall days is February (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
South Amana, IA
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January: 4h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in January
South Amana, IA
- Average sunshine days in January: 18.3 days
The month with the most sunshine days is January (18.3 days).
The month with the least sunshine days is June (9.6 days).
Average UV index in January
South Amana, IA
- Average UV index in January: 1
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in January
South Amana, IA
- Average cloud cover in January: 56
The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are August and September (Cloud cover 30).
Average visibility in January
South Amana, IA
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
South Amana, Iowa, USA
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