October weather forecast and climate
Saint Peters, MO

What is the temperature in October in Saint Peters?

The average high-temperature, in October, is 70°F (21.1°C), while the average low-temperature is 45°F (7.2°C).

How much does it rain in Saint Peters in October?

During October, Saint Peters regularly aggregates up to 2.8" (69.9mm) of precipitation.
Average temperature in October - Saint Peters, MO
  • Average high temperature in October: 21.1°C

The warmest month (with the highest average high temperature) is July (32.2°C).
The month with the lowest average high temperature is January (3.3°C).

  • Average low temperature in October: 7.2°C

The month with the highest average low temperature is July (20°C).
The coldest month (with the lowest average low temperature) is January (-7.2°C).

Average rainfall in October - Saint Peters, MO
  • Average rainfall in October: 69.9mm

The wettest month (with the highest rainfall) is July (106.2mm).
The driest month (with the lowest rainfall) is January (43.7mm).

Average daylight in October - Saint Peters, MO
  • Average daylight in October: 11.2h

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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