October weather forecast and climate
Roberts, MT

October, like September, in Roberts, Montana, is another fresh autumn month, with average temperature varying between 37.9°F (3.3°C) and 55.2°F (12.9°C).

Temperature

In Roberts, Montana, the average high-temperature significantly decreases, from an agreeable 72°F (22.2°C) in September, to a fresh 55.2°F (12.9°C). In October, in Roberts, Montana, the average low-temperature is 37.9°F (3.3°C).

Humidity

In Roberts, Montana, the average relative humidity in October is 56%.

Rainfall

In October, the rain falls for 8 days. Throughout October, 1.1" (28mm) of precipitation is accumulated. In Roberts, during the entire year, the rain falls for 108.1 days and collects up to 12.83" (326mm) of precipitation.

Snowfall

Months with snowfall in Roberts are January through June, September through December. In Roberts, snow falls for 4.6 days, with typically accumulated 5.67" (144mm) of snow. In Roberts, during the entire year, snow falls for 61.5 days, and aggregates up to 41.77" (1061mm) of snow.

Daylight

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

Sunshine

The average sunshine in Roberts is 6.9h.

UV index

The average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from the exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 3 transform into the following instructions:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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. 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 Roberts?

The average high-temperature, in October, in Roberts, Montana, is 55.2°F (12.9°C), while the average low-temperature is 37.9°F (3.3°C).

What is the average humidity in October in Roberts?

The average relative humidity in October in Roberts, Montana, is 56%.

How much does it rain in Roberts in October?

In October, the rain falls for 8 days. Throughout October, 1.1" (28mm) of precipitation is accumulated.

How many days does it snow in October in Roberts?

In October, in Roberts, Montana, it is snowing for 4.6 days. Throughout October, 5.67" (144mm) of snow is accumulated.

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

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

How long on average sun shines in October in Roberts?

In October, the average sunshine in Roberts is 6.9h.

How high is the UV index in October in Roberts?

In October, the average daily maximum UV index in Roberts, Montana, is 3. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe exposure to the Sun's UV rays.
Average temperature in October - Roberts, MT
  • Average high temperature in October: 12.9°C

The warmest month (with the highest average high temperature) is July (28.3°C).
The month with the lowest average high temperature is December (-0.7°C).

  • Average low temperature in October: 3.3°C

Months with the highest average low temperature are July and August (14°C).
The coldest month (with the lowest average low temperature) is February (-8.5°C).

Average pressure in October - Roberts, MT
  • Average pressure in October: 1016.6mbar

The month with the highest atmospheric pressure is January (1021.1mbar).
The month with the lowest atmospheric pressure is June (1011.9mbar).

Average wind speed in October - Roberts, MT
  • Average wind speed in October: 12.9km/h

The windiest month (with the highest average wind speed) is January (14km/h).
The calmest month (with the lowest average wind speed) is August (9.6km/h).

Average humidity in October - Roberts, MT
  • Average humidity in October: 56%

The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is August (41%).

Average rainfall in October - Roberts, MT
  • Average rainfall in October: 28mm

The wettest month (with the highest rainfall) is May (53mm).
The driest month (with the least rainfall) is January (13mm).

Average rainfall days in October - Roberts, MT
  • Average rainfall days in October: 8 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (4 days).

Average snowfall in October - Roberts, MT
  • Average snowfall in October: 144mm

The month with the highest snowfall is February (173mm).
Months with the least snowfall are July and August (0mm).

Average snowfall days in October - Roberts, MT
  • Average snowfall days in October: 4.6 days

The month with the highest number of snowfall days is February (10.8 days).
Months with the least snowfall days are July and August (0 days).

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

The month with the longest days is June (Average daylight: 15.6h).
The month with the shortest days is December (Average daylight: 8.8h).

  • Average sunshine in October: 6.9h

The month with the most sunshine is July (Average sunshine: 11.9h).
The month with the least sunshine is February (Average sunshine: 6.2h).

Average sunshine days in October - Roberts, MT
  • Average sunshine days in October: 18.1 days

The month with the most sunshine days is December (19.7 days).
The month with the least sunshine days is May (10.5 days).

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

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in October - Roberts, MT
  • Average cloud cover in October: 25

The month with the most cloud cover is February (Cloud cover 38).
Months with the least cloud cover are July and August (Cloud cover 15).

Average visibility in October - Roberts, MT
  • Average visibility in October: 10km

Months with the highest visibility are June, July, August, September and October (10km).
Months with the lowest visibility are January, February, March, April, May, November and December (9km).