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
During the coldest month, January, temperatures average a high of 37.4°F (3°C) and a low of 23.2°F (-4.9°C).Humidity
In January, the average relative humidity is 74%.Rainfall
The month with the least rainfall is January, when the rain falls for 5.6 days and typically collects 0.98" (25mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Lee's Summit, in January, during 5.9 snowfall days, 2.24" (57mm) of snow is typically accumulated. In Lee's Summit, during the entire year, snow falls for 19.4 days and aggregates up to 7.95" (202mm) of snow.Daylight
In January, the average length of the day is 9h and 49min.On the first day of January, sunrise is at 7:36 am and sunset at 5:05 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 5:37 pm CST.
Sunshine
With an average of 5.1h of sunshine, January has the least sunshine of the year.UV index
The months with the lowest UV index 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 health risk from exposure to the Sun's UV rays for average individuals.Note: In January, a regular UV index of 2 translates into these guidelines:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest?
How cold is January?
What is the average humidity in January?
What is the driest month?
How many days does it rain in January?
How many days does it snow in January?
How many hours of daylight does Lee's Summit have in January?
What time are sunrise and sunset in January in Lee's Summit?
What is the month with the least sunshine in Lee's Summit?
How long on average sun shines in January?
What is the month with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Lee's Summit, MO
- Average high temperature in January: 37.4°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.4°F).
- Average low temperature in January: 23.2°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).
Average pressure in January
Lee's Summit, MO
- Average pressure in January: 30.17"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in January
Lee's Summit, MO
- Average wind speed in January: 9.8mph
The windiest months (with the highest average wind speed) are February, March and April (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).
Average humidity in January
Lee's Summit, MO
- Average humidity in January: 74%
The months with the highest relative humidity are May and June (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall in January
Lee's Summit, MO
- Average rainfall in January: 0.98"
The wettest month (with the highest rainfall) is May (4.29").
The driest month (with the least rainfall) is January (0.98").
Average rainfall days in January
Lee's Summit, MO
- Average rainfall days in January: 5.6 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is January (5.6 days).
Average snowfall in January
Lee's Summit, MO
- Average snowfall in January: 2.24"
The month with the highest snowfall is February (2.83").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Lee's Summit, MO
- Average snowfall days in January: 5.9 days
The month with the highest number of snowfall days is January (5.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Lee's Summit, MO
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January: 5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in January
Lee's Summit, MO
- Average sunshine days in January: 20 days
The month with the most sunshine days is December (22.2 days).
The month with the least sunshine days is June (11.8 days).
Average UV index in January
Lee's Summit, 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
Lee's Summit, MO
- Average cloud cover in January: 44
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 26).
Average visibility in January
Lee's Summit, MO
- 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).
Lee's Summit, Missouri, USA
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