Billings
Montana, USA
Long-term weather forecast
Long-term weather forecast

October weather forecast and climate
Billings, MT

The unique view of the forest of trees in the plains, on the sandstone bluffs in Billings, Montana, a beautiful cloudy sky above
The unique view of the forest of trees in the plains, on the sandstone bluffs in Billings, Montana, a beautiful cloudy sky above
October, the same as September, in Billings, Montana, is another mild autumn month, with average temperature ranging between min 37°F (2.8°C) and max 59.4°F (15.2°C).

Temperature

In October, the average high-temperature decreases, from an agreeable 73°F (22.8°C) in September, to a moderate 59.4°F (15.2°C). In Billings, the average low-temperature is 37°F (2.8°C).

Humidity

In October, the average relative humidity in Billings is 52.7%.

Rainfall

In Billings, Montana, during October, the rain falls for 7.3 days and regularly aggregates up to 1.2" (30mm) of precipitation. In Billings, Montana, during the entire year, the rain falls for 96.5 days and collects up to 13.7" (347mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall in Billings, Montana.

Daylight

The average length of the day in October is 10.9h.

Sunshine

In Billings, Montana, the average sunshine in October is 6.6h.

UV index

In Billings, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from the exposure to the Sun's UV radiation for the ordinary person.
In October, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in October in Billings?

The average high-temperature, in October, is 59.4°F (15.2°C), while the average low-temperature is 37°F (2.8°C).

What is the average humidity in October in Billings?

The average relative humidity in October in Billings is 52.7%.

How many days does it rain in October in Billings?

In Billings, in October, during 7.3 rainfall days, 1.2" (30mm) of precipitation is typically accumulated.

How much does it snow in Billings in October?

In Billings, in October, snow falls for 2.4 days, with typically accumulated 4.1" (104.1mm) of snow.

What is the average length of the day in October in Billings?

In Billings, the average length of the day in October is 10.9h.

How many hours of sunshine does Billings have in October?

In Billings, the average sunshine in October is 6.6h.

What is the UV index reading in October in Billings?

In October, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium health risk from the exposure to the Sun's UV radiation.
Average temperature in October - Billings, MT
  • Average high temperature in October: 59.4°F

The warmest month (with the highest average high temperature) is July (86.8°F).
The month with the lowest average high temperature is December (35.2°F).

  • Average low temperature in October: 37.1°F

The month with the highest average low temperature is July (58.8°F).
Coldest months (with the lowest average low temperature) are January and December (17.8°F).

Average humidity in October - Billings, MT
  • Average humidity in October: 52.7%

The month with the highest relative humidity is December (60.9%).
The month with the lowest relative humidity is August (44.5%).

Average rainfall in October - Billings, MT
  • Average rainfall in October: 1.2"

The wettest month (with the highest rainfall) is May (2.2").
Driest months (with the lowest rainfall) are January, February and December (0.5").

Average rainfall days in October - Billings, MT
  • Average rainfall days in October: 7.3 days

The month with the highest number of rainy days is May (12 days).
The month with the lowest number of rainy days is August (6 days).

Average snowfall in October - Billings, MT
  • Average snowfall in October: 4.1"

The month with the highest snowfall is March (10.2").
Months with the lowest snowfall are June, July and August (0").

Average snowfall days in October - Billings, MT
  • Average snowfall days in October: 2.4 days

Months with the highest number of snowfall days are March and December (6.9 days).
Months with the lowest number of snowfall days are June, July and August (0 days).

Average daylight in October / Average sunshine in October - Billings, MT
  • Average daylight in October: 10.9h

The month with the longest days is June (Average daylight: 15.7h).
The month with shortest days is December (Average daylight: 8.7h).

  • Average sunshine in October: 6.6h

The month with most sunshine is July (Average sunshine: 11.5h).
The month with least sunshine is December (Average sunshine: 3.8h).

Average UV index in October - Billings, MT
  • Average UV index in October: 3

The month with the highest UV index is July (UV index 9).
Months with the lowest UV index are January and December (UV index 1).