October weather forecast
Sterling, CO

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Weather in October

Graduating into the thick of fall, October in Sterling experiences a significant drop in temperatures compared to its predecessor, September. The shorter daylight hours magnify the autumn ambiance throughout the city. A renewed cycle of snowfall emerges with a recorded 1.81" (46mm) spread across 2.5 days, a noteworthy climate event after the warm summer months. October marks an evident shift to cooler temperatures and associated weather patterns, paving the way for coming winter months.

Temperature

A shift in Sterling's weather is noticeable as September turns into October, with the average high temperature decreasing from a warm 78.8°F (26°C) to an enjoyable 61.7°F (16.5°C). Throughout October, Sterling's nights cool down to an average of 42.6°F (5.9°C).

Humidity

In October, the average relative humidity is 52%.

Rainfall

In Sterling, during October, the rain falls for 8.9 days and regularly aggregates up to 1.02" (26mm) of precipitation. In Sterling, during the entire year, the rain falls for 123.2 days and collects up to 15.39" (391mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 2.5 snowfall days, it receives 1.81" (46mm) of snow. In Sterling, during the entire year, snow falls for 34.4 days and aggregates up to 12.13" (308mm) of snow.

Daylight

In Sterling, Colorado, the average length of the day in October is 11h and 7min.
On the first day of the month, sunrise is at 6:50 am and sunset at 6:34 pm. On the last day of October, sunrise is at 7:22 am and sunset at 5:50 pm MDT.

Sunshine

The average sunshine in October is 7.5h.

UV index

The average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: The daily maximum UV index of 3 in October interprets into the following advice:
Take precautions - Protection against skin and eye damage is obliged. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Enhance your sun protection with tightly woven, yet airy clothing. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in October?

The average high-temperature and low-temperature in Sterling during October are 61.7°F (16.5°C) and 42.6°F (5.9°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 87.8°F (31°C).

What is the average humidity in October in Sterling?

The average relative humidity in October is 52%.

How many days does it rain in October?

In Sterling, in October, it is raining for 8.9 days, with typically 1.02" (26mm) of accumulated precipitation.

When does it start to snow?

October is the first month it typically snows. Throughout October, in the average 2.5 snowfall days, it receives 1.81" (46mm) of snow.

How many hours of daylight does Sterling have in October?

In October, the average day length in Sterling is 11h and 7min.

When are sunrise and sunset in October?

In October, on the first day of the month, sunrise is at 6:50 am and sunset at 6:34 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:50 pm MDT.

How many hours of sunshine does Sterling have in October?

In October, the average sunshine duration is 7.5h.

What is the UV index reading in October?

The average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Sterling, CO

Average temperature in October - Sterling, CO
  • Average high temperature in October: 61.7°F

The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is December (37.8°F).

  • Average low temperature in October: 42.6°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is December (23°F).

Average pressure in October
Sterling, CO

Average pressure in October - Sterling, CO
  • Average pressure in October: 29.99"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

Average wind speed in October
Sterling, CO

Average wind speed in October - Sterling, CO
  • Average wind speed in October: 10.3mph

The windiest month (with the highest average wind speed) is April (11.9mph).
The calmest month (with the lowest average wind speed) is August (9mph).

Average humidity in October
Sterling, CO

Average humidity in October - Sterling, CO
  • Average humidity in October: 52%

The month with the highest relative humidity is January (65%).
The month with the lowest relative humidity is September (47%).

Average rainfall in October
Sterling, CO

Average rainfall in October - Sterling, CO
  • Average rainfall in October: 1.02"

The wettest month (with the highest rainfall) is May (2.95").
The driest month (with the least rainfall) is January (0.35").

Average rainfall days in October
Sterling, CO

Average rainfall days in October - Sterling, CO
  • Average rainfall days in October: 8.9 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is February (4.2 days).

Average snowfall in October
Sterling, CO

Average snowfall in October - Sterling, CO
  • Average snowfall in October: 1.81"

The month with the highest snowfall is February (2.68").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Sterling, CO

Average snowfall days in October - Sterling, CO
  • Average snowfall days in October: 2.5 days

The month with the highest number of snowfall days is February (6.7 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in October /
Average sunshine in October
Sterling, CO

Average daylight in October / Average sunshine in October - Sterling, CO
  • Average daylight in October: 11h and 1min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in October: 7h and 3min

The months with the most sunshine are June and August (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 6h and 18min).

Average sunshine days in October
Sterling, CO

Average sunshine days in October - Sterling, CO
  • Average sunshine days in October: 19.2 days

The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is July (9.8 days).

Average UV index in October
Sterling, CO

Average UV index in October - Sterling, CO
  • Average UV index in October: 3

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

Average cloud cover in October
Sterling, CO

Average cloud cover in October - Sterling, CO
  • Average cloud cover in October: 22

The month with the most cloud cover is February (Cloud cover 33).
The month with the least cloud cover is August (Cloud cover 17).

Average visibility in October
Sterling, CO

Average visibility in October - Sterling, CO
  • Average visibility in October: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Sterling, Colorado, USA

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