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, with the temperature often reaching an average high of 38.8°F (3.8°C) and an average low of 24.3°F (-4.3°C).Humidity
The average relative humidity in January in Henley is 75%.Rainfall
The month with the least rainfall in Henley is January, when the rain falls for 6.7 days and typically collects 1.18" (30mm) of precipitation.Snowfall
Months with snowfall in Henley are January through May, November and December. In Henley, during January, snow falls for 6.9 days and regularly aggregates up to 2.01" (51mm) of snow. In Henley, during the entire year, snow falls for 23.2 days and aggregates up to 8.03" (204mm) of snow.Daylight
In January, the average length of the day is 9h and 52min.On the first day of the month, sunrise is at 7:26 am and sunset at 4:59 pm. On the last day of January, sunrise is at 7:15 am and sunset at 5:30 pm CST.
Sunshine
January and February, with an average of 4.9h of sunshine, are months with the least 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 of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.Note: The daily high UV index of 2 in January translates into this advice:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Experience reduced UV exposure by about half when donning a wide-brim hat. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Frequently asked questions
What is the coldest month in Henley?
How cold is it in Henley in January?
What is the average humidity in January in Henley?
What is the driest month in Henley?
How much does it rain in Henley in January?
How many days does it snow in January in Henley?
How many hours of daylight does Henley have in January?
When is the sunrise / sunset in January in Henley?
What are the months with the least sunshine in Henley?
How many hours of sunshine does Henley have in January?
What is the month with the lowest UV index in Henley?
What is the UV index intensity in January in Henley?
Average temperature in January
Henley, MO
- Average high temperature in January: 38.8°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 (38.8°F).
- Average low temperature in January: 24.3°F
The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in January
Henley, 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 (29.92"Hg).
Average wind speed in January
Henley, MO
- Average wind speed in January: 8.9mph
The windiest months (with the highest average wind speed) are January and March (8.9mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).
Average humidity in January
Henley, MO
- Average humidity in January: 75%
The month with the highest relative humidity is May (77%).
The months with the lowest relative humidity are August and October (73%).
Average rainfall in January
Henley, MO
- Average rainfall in January: 1.18"
The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is January (1.18").
Average rainfall days in January
Henley, MO
- Average rainfall days in January: 6.7 days
The month with the highest number of rainy days is May (16.3 days).
The months with the least rainy days are January and December (6.7 days).
Average snowfall in January
Henley, MO
- Average snowfall in January: 2.01"
The month with the highest snowfall is February (2.8").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in January
Henley, MO
- Average snowfall days in January: 6.9 days
The month with the highest number of snowfall days is February (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
Henley, MO
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- 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 54min).
Average sunshine days in January
Henley, MO
- Average sunshine days in January: 19 days
The month with the most sunshine days is December (19.5 days).
The month with the least sunshine days is May (11.8 days).
Average UV index in January
Henley, MO
- Average UV index in January: 2
The months with the highest UV index are 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
Henley, MO
- Average cloud cover in January: 47
The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in January
Henley, 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).
Henley, Missouri, USA
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