January weather forecast and climate
Hazelwood, MO

Average temperature in January - Hazelwood, MO
  • Average high temperature in January: 38°F

The warmest month (with the highest average high temperature) is July (89°F).
The month with the lowest average high temperature is January (38°F).

  • Average low temperature in January: 21°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (21°F).

Average humidity in January - Hazelwood, MO
  • Average humidity in January: 81%

Months with the highest relative humidity are August and September (86%).
The month with the lowest relative humidity is April (77%).

Average rainfall in January - Hazelwood, MO
  • Average rainfall in January: 1.8"

The wettest month (with the highest rainfall) is May (4").
The driest month (with the lowest rainfall) is January (1.8").

Average snowfall in January - Hazelwood, MO
  • Average snowfall in January: 6.5"

The month with the highest snowfall is January (6.5").
Months with the lowest snowfall are May, June, July, August, September and October (0").

Average daylight in January - Hazelwood, MO
  • Average daylight in January: 9.8h

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

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