January weather forecast and climate
Olney, MO

January, like December, in Olney, Missouri, is another cold winter month, with average temperature varying between 22.5°F (-5.3°C) and 36.1°F (2.3°C).

Temperature

With an average high-temperature of 36.1°F (2.3°C) and an average low-temperature of 22.5°F (-5.3°C), January is the coldest month.

Humidity

In Olney, the average relative humidity is 76%.

Rainfall

Months with the least rainfall in Olney are January and February Rain falls for 6.7 days and accumulates 1.46" (37mm) of rain.

Snowfall

Months with snowfall are January through April, November and December. January is the month with the most snowfall in Olney, Missouri. Snow falls for 5.7 days and accumulates 3.11" (79mm) of snow.

Daylight

In Olney, the average length of the day is 9.8h.

Sunshine

January has the least sunshine of the year in Olney, with an average of 4.4h of sunshine.

UV index

Months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from the exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 2 transform into the following instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the coldest month in Olney?

With an average high-temperature of 36.1°F (2.3°C) and an average low-temperature of 22.5°F (-5.3°C), January is the coldest month.

What is the temperature in January in Olney?

In Olney, in January, the average high-temperature is 36.1°F (2.3°C), and the average low-temperature is 22.5°F (-5.3°C).

What is the average humidity in January in Olney?

In Olney, Missouri, the average relative humidity in January is 76%.

How many days does it rain in January in Olney?

In January, the rain falls for 6.7 days. Throughout January, 1.46" (37mm) of precipitation is accumulated.

What is the driest month in Olney?

Months with the least rainfall are January and February Rain falls for 6.7 days and accumulates 1.46" (37mm) of rain.

How many days does it snow in January in Olney?

In January, in Olney, it is snowing for 5.7 days. Throughout January, 3.11" (79mm) of snow is accumulated.

What is the snowiest month in Olney?

The month with the most snowfall in Olney, Missouri, is January when snow falls for 5.7 days and typically aggregates up to 3.11" (79mm) of snow.

What is the average length of the day in January in Olney?

The average length of the day in January is 9.8h.

What is the month with the least sunshine in Olney?

January has the least sunshine of the year in Olney, Missouri, with an average of 4.4h of sunshine.

How long on average sun shines in January in Olney?

In Olney, the average sunshine in January is 4.4h.

What is the month with the lowest UV index in Olney?

Months with the lowest UV index in Olney are January, February, November and December, with an average maximum UV index of 2.

What is the UV index intensity in January in Olney?

The average daily maximum UV index in January in Olney is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV radiation.
Average temperature in January - Olney, MO
  • Average high temperature in January: 2.3°C

The warmest month (with the highest average high temperature) is July (30.4°C).
The month with the lowest average high temperature is January (2.3°C).

  • Average low temperature in January: -5.3°C

The month with the highest average low temperature is July (19.8°C).
The coldest month (with the lowest average low temperature) is January (-5.3°C).

Average pressure in January - Olney, MO
  • Average pressure in January: 1021.2mbar

The month with the highest atmospheric pressure is January (1021.2mbar).
The month with the lowest atmospheric pressure is June (1013mbar).

Average wind speed in January - Olney, MO
  • Average wind speed in January: 15km/h

The windiest month (with the highest average wind speed) is January (15km/h).
The calmest month (with the lowest average wind speed) is July (9.6km/h).

Average humidity in January - Olney, MO
  • Average humidity in January: 76%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (72%).

Average rainfall in January - Olney, MO
  • Average rainfall in January: 37mm

The wettest month (with the highest rainfall) is May (86mm).
The driest months (with the least rainfall) are January and February (37mm).

Average rainfall days in January - Olney, MO
  • Average rainfall days in January: 6.7 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is December (6.5 days).

Average snowfall in January - Olney, MO
  • Average snowfall in January: 79mm

The month with the highest snowfall is January (79mm).
Months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in January - Olney, MO
  • Average snowfall days in January: 5.7 days

The month with the highest number of snowfall days is February (5.9 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in January / Average sunshine in January - Olney, MO
  • Average daylight in January: 9.8h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in January: 4.4h

The month with the most sunshine is June (Average sunshine: 10.2h).
The month with the least sunshine is January (Average sunshine: 4.4h).

Average sunshine days in January - Olney, MO
  • Average sunshine days in January: 19.3 days

The month with the most sunshine days is December (20 days).
The month with the least sunshine days is May (12.2 days).

Average UV index in January - Olney, MO
  • Average UV index in January: 2

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in January - Olney, MO
  • Average cloud cover in January: 52

The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in January - Olney, MO
  • Average visibility in January: 9km

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).