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
Hull's coldest month, January, registers temperatures that range from a high of 23.4°F (-4.8°C) to a low of 10.6°F (-11.9°C).Humidity
January is the most humid month in Hull, with an average relative humidity of 87%.Rainfall
January and February are months with the least rain when the rain falls for 3.5 days and typically aggregates up to 0.67" (17mm) of rain.Snowfall
January through May, October through December are months with snowfall. In Hull, in January, during 10.8 snowfall days, 3.03" (77mm) of snow is typically accumulated. Throughout the year, in Hull, there are 43.5 snowfall days, and 15.91" (404mm) of snow is accumulated.Daylight
In January, the average length of the day is 9h and 25min.On the first day of the month, sunrise is at 7:56 am and sunset at 4:59 pm. On the last day of January, sunrise is at 7:41 am and sunset at 5:34 pm CST.
Sunshine
January has the least sunshine of the year, with an average of 4.1h of sunshine.UV index
January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Hull. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.Note: In January, the maximum UV index of 2 suggests these recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
What part of the year is the coldest in Hull?
How cold is January in Hull?
What is the most humid month in Hull?
What is the average humidity in January in Hull?
What is the driest month in Hull?
How many days does it rain in January in Hull?
How much does it snow in Hull in January?
What is the average length of the day in January in Hull?
When is the sunrise / sunset in January in Hull?
What is the month with the least sunshine in Hull?
How many hours of sunshine does Hull have in January?
What are the months with the lowest UV index in Hull?
What is the UV index reading in January in Hull?
Average temperature in January
Hull, IA
- Average high temperature in January: 23.4°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (23.4°F).
- Average low temperature in January: 10.6°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (10.6°F).
Average pressure in January
Hull, IA
- 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 (29.86"Hg).
Average wind speed in January
Hull, IA
- Average wind speed in January: 10.5mph
The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).
Average humidity in January
Hull, IA
- Average humidity in January: 87%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (67%).
Average rainfall in January
Hull, IA
- Average rainfall in January: 0.67"
The wettest month (with the highest rainfall) is June (3.35").
The driest months (with the least rainfall) are January and February (0.67").
Average rainfall days in January
Hull, IA
- Average rainfall days in January: 3.5 days
The month with the highest number of rainy days is June (16.4 days).
The month with the least rainy days is February (3 days).
Average snowfall in January
Hull, IA
- Average snowfall in January: 3.03"
The month with the highest snowfall is February (3.15").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Hull, IA
- Average snowfall days in January: 10.8 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Hull, IA
- Average daylight in January: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in January: 4h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in January
Hull, IA
- Average sunshine days in January: 19.3 days
The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is June (10.9 days).
Average UV index in January
Hull, IA
- Average UV index in January: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in January
Hull, IA
- Average cloud cover in January: 55
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in January
Hull, IA
- Average visibility in January: 5mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Hull, Iowa, USA
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