January weather forecastLamar Heights, MO
January
Weather in January
January, the same as December, is another cold winter month in Lamar Heights, Missouri, with temperature in the range of an average low of 26.2°F (-3.2°C) and an average high of 41.4°F (5.2°C).Temperature
January, having an average high-temperature of 41.4°F (5.2°C) and an average low-temperature of 26.2°F (-3.2°C), is the coldest month.Humidity
In January, the average relative humidity is 72%.Rainfall
The months with the least rainfall are January and December Rain falls for 6.3 days and accumulates 1.5" (38mm) of rain.Snowfall
January through May, November and December are months with snowfall. In January, it is snowing for 4.1 days. Throughout January, 1.57" (40mm) of snow is accumulated. In Lamar Heights, during the entire year, snow falls for 15.5 days and aggregates up to 5.98" (152mm) of snow.Daylight
In Lamar Heights, the average length of the day in January is 9h and 56min.On the first day of January, sunrise is at 7:31 am and sunset at 5:09 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 5:39 pm CST.
Sunshine
The month with the least sunshine is January, with an average of 5.3h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily high UV index of 2 during January translates into the following recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Experience reduced UV exposure by about half when donning a wide-brim hat. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Lamar Heights, MO
- Average high temperature in January: 41.4°F
The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (41.4°F).
- Average low temperature in January: 26.2°F
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).
Average pressure in January
Lamar Heights, 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 (29.92"Hg).
Average wind speed in January
Lamar Heights, MO
- Average wind speed in January: 10.3mph
The windiest month (with the highest average wind speed) is March (10.8mph).
The calmest month (with the lowest average wind speed) is July (7mph).
Average humidity in January
Lamar Heights, MO
- Average humidity in January: 72%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in January
Lamar Heights, MO
- Average rainfall in January: 1.5"
The wettest month (with the highest rainfall) is May (5.79").
The driest months (with the least rainfall) are January and December (1.5").
Average rainfall days in January
Lamar Heights, MO
- Average rainfall days in January: 6.3 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in January
Lamar Heights, MO
- Average snowfall in January: 1.57"
The month with the highest snowfall is February (2.24").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in January
Lamar Heights, MO
- Average snowfall days in January: 4.1 days
The month with the highest number of snowfall days is February (5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Lamar Heights, MO
- Average daylight in January: 9h and 54min
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: 5h and 18min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days in January
Lamar Heights, MO
- Average sunshine days in January: 20.3 days
The month with the most sunshine days is December (20.8 days).
The month with the least sunshine days is May (11.7 days).
Average UV index in January
Lamar Heights, MO
- Average UV index in January: 2
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Lamar Heights, MO
- Average cloud cover in January: 42
The months with the most cloud cover are February and March (Cloud cover 46).
The months with the least cloud cover are June and July (Cloud cover 26).
Average visibility in January
Lamar Heights, 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).





