Weather forecast for 10 daysArvada, CO

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 79°F
  • 48°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 5mphENE 67°
  • Humidity: 12%
  • UV index: 4
  • Sunrise: 7:13 am MDT
  • Sunset: 6:18 pm MDT
  • ▼
Today, in Arvada, sunshine will likely continue with scattered clouds at most.
A significant variation in temperature is expected, ranging from a high of a temperate 78.8°F to a low of a frosty 48.2°F.
A high of 78.8°F is expected, which resembles September's climate average of 76.6°F more than October's 61.3°F.
Sunrise was at 7:13 am and sunset will be at 6:18 pm; the daylight will last for 11h and 5min.

Sunday Oct 18, 2026

  • 75°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphENE 68°
  • Humidity: 22%
  • UV index: 4
  • Sunrise: 7:14 am MDT
  • Sunset: 6:16 pm MDT
  • ▼
Tomorrow, sun and clouds will share the sky, creating a partly cloudy day.
A stark contrast will be evident between the daytime peak temperature of a warm 75.2°F and the nighttime low of a chilly 46.4°F.
Tomorrow, the temperature forecast of 75.2°F will better match September's climate average than that of October.
Sunrise will be at 7:14 am and sunset at 6:16 pm; tomorrow's daylight will last for 11h and 2min.

10-day overview

Daily temperatures

Warmest day: today 79°C.
Coldest period: Saturday - Sunday 61°C.

Chance of precipitation

Highest chance: Saturday 24.10. 18%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 79°F
  • 48°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 5mphENE 67°
  • Humidity: 12%
  • UV index: 4
  • Sunrise: 7:13 am MDT
  • Sunset: 6:18 pm MDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 75°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphENE 68°
  • Humidity: 22%
  • UV index: 4
  • Sunrise: 7:14 am MDT
  • Sunset: 6:16 pm MDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 68°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 7mphNE 47°
  • Humidity: 39%
  • UV index: 4
  • Sunrise: 7:15 am MDT
  • Sunset: 6:15 pm MDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 73°F
  • 52°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 7mphNE 42°
  • Humidity: 38%
  • UV index: 4
  • Sunrise: 7:16 am MDT
  • Sunset: 6:13 pm MDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 75°F
  • 54°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphE 87°
  • Humidity: 35%
  • UV index: 4
  • Sunrise: 7:17 am MDT
  • Sunset: 6:12 pm MDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 73°F
  • 57°F
Cloudy
Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 7mphESE 102°
  • Humidity: 41%
  • UV index: 3
  • Sunrise: 7:18 am MDT
  • Sunset: 6:11 pm MDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 73°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 11mphSSW 208°
  • Humidity: 38%
  • UV index: 4
  • Sunrise: 7:19 am MDT
  • Sunset: 6:09 pm MDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 61°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 18%
  • Precipitation: 0"
  • Wind: 9mphNE 46°
  • Humidity: 44%
  • UV index: 4
  • Sunrise: 7:20 am MDT
  • Sunset: 6:08 pm MDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 61°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 7mphNE 44°
  • Humidity: 49%
  • UV index: 4
  • Sunrise: 7:21 am MDT
  • Sunset: 6:07 pm MDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 66°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphENE 62°
  • Humidity: 40%
  • UV index: 4
  • Sunrise: 7:22 am MDT
  • Sunset: 6:05 pm MDT
  • ▼
Looking ahead to the next ten days, primarily dull and occasionally dry and sunny weather is expected.
Rainfall is not anticipated in Arvada in the upcoming days.
There will be a considerable variation in temperature in the upcoming days. The maximum temperature will vary between 60.8°F and 78.8°F, while the nightly low temperatures will show also a considerable swing, as the minimum temperature is expected to range between 44.6°F and 57.2°F.
Today is the warmest day, with a maximum temperature of 78.8°F; the coldest days will be next Saturday and Sunday, with a maximum of 60.8°F.
Updated: Oct 17, 2026 @ 19:24:45 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, expect bright skies and plenty of sunshine.

Today, the maximum temperature will be 78.8°F, while the minimum temperature will be 48.2°F.
The highest temperature will be notably higher than the average maximum of 61.3°F in October. Today, the lowest temperature will be also notably higher than the average low of 38.3°F.

On Saturday, in Arvada, sunrise was at 7:13 am and sunset will be at 6:18 pm (MDT).

Today, the daylight will last for 11h and 5min.

Tomorrow, occasional clouds will pass by, but expect bright spells.

Tomorrow, the maximum temperature in Arvada will be 75.2°F, while the minimum temperature will be 46.4°F.
The maximum temperature will be uncommonly higher than the average highest temperature of 61.3°F in October. The lowest temperature tomorrow will be moderately higher than the average low temperature.

On Sunday, in Arvada, sunrise will be at 7:14 am and sunset at 6:16 pm (MDT).

Tomorrow, the daylight will last for 11h and 2min.