Weather forecast for 10 daysHarlem, MT
Weather forecast for the weekend
Saturday Oct 17, 2026
- 79°F
- 36°F
Partly Cloudy
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 19mphW 259°
- Humidity: 18%
- UV index: 3
- Sunrise: 7:38 am MDT
- Sunset: 6:22 pm MDT
- details ▼
On Saturday, in Harlem, sunlight and clouds will take turns dominating the sky.
The day's temperature scale will range from a significant high of a temperate 78.8°F to a minimum of a wintry 35.6°F.
Expect temperatures to match September's average maximum of 70°F rather than October's 53.6°F.
Sunrise was at 7:38 am and sunset will be at 6:22 pm; the daylight will last for 10h and 44min.
The day's temperature scale will range from a significant high of a temperate 78.8°F to a minimum of a wintry 35.6°F.
Expect temperatures to match September's average maximum of 70°F rather than October's 53.6°F.
Sunrise was at 7:38 am and sunset will be at 6:22 pm; the daylight will last for 10h and 44min.
Sunday Oct 18, 2026
- 61°F
- 36°F
Partly Cloudy
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 9mphE 79°
- Humidity: 48%
- UV index: 3
- Sunrise: 7:40 am MDT
- Sunset: 6:20 pm MDT
- details ▼
On Sunday, October 18, moments of sunshine will break through the patchy clouds.
The temperature is anticipated to oscillate between a maximum of an enjoyable 60.8°F and a minimum of a cold 35.6°F.
Tomorrow, the peak temperature is predicted to be a few degrees higher than the usual high for October at 53.6°F.
Sunrise will be at 7:40 am and sunset at 6:20 pm; tomorrow's daylight will last for 10h and 40min.
The temperature is anticipated to oscillate between a maximum of an enjoyable 60.8°F and a minimum of a cold 35.6°F.
Tomorrow, the peak temperature is predicted to be a few degrees higher than the usual high for October at 53.6°F.
Sunrise will be at 7:40 am and sunset at 6:20 pm; tomorrow's daylight will last for 10h and 40min.
10-day overview
Daily temperatures
Warmest day: today 79°C.
Coldest period: Sunday - Monday 45°C.
Coldest period: Sunday - Monday 45°C.
Chance of precipitation
Highest chance: Friday 36%.
Long-term weather forecast
- Saturday
- Oct 17, 2026
- 79°F
- 36°F
Partly Cloudy
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 19mphW 259°
- Humidity: 18%
- UV index: 3
- Sunrise: 7:38 am MDT
- Sunset: 6:22 pm MDT
- details ▼
- Sunday
- Oct 18, 2026
- 61°F
- 36°F
Partly Cloudy
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 9mphE 79°
- Humidity: 48%
- UV index: 3
- Sunrise: 7:40 am MDT
- Sunset: 6:20 pm MDT
- details ▼
- Monday
- Oct 19, 2026
- 64°F
- 36°F
Partly Cloudy
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 11mphESE 109°
- Humidity: 54%
- UV index: 2
- Sunrise: 7:41 am MDT
- Sunset: 6:18 pm MDT
- details ▼
- Tuesday
- Oct 20, 2026
- 63°F
- 32°F
Partly Cloudy
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 8mphNNW 329°
- Humidity: 60%
- UV index: 2
- Sunrise: 7:43 am MDT
- Sunset: 6:16 pm MDT
- details ▼
- Wednesday
- Oct 21, 2026
- 66°F
- 39°F
Sunny
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 12mphESE 117°
- Humidity: 60%
- UV index: 2
- Sunrise: 7:44 am MDT
- Sunset: 6:14 pm MDT
- details ▼
- Thursday
- Oct 22, 2026
- 68°F
- 43°F
Partly Cloudy
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 7mphENE 63°
- Humidity: 61%
- UV index: 2
- Sunrise: 7:46 am MDT
- Sunset: 6:12 pm MDT
- details ▼
- Friday
- Oct 23, 2026
- 57°F
- 36°F
PM Showers
- Precip. probability: 36%
- Precipitation: 0.08"
- Wind: 16mphWNW 301°
- Humidity: 71%
- UV index: 1
- Sunrise: 7:47 am MDT
- Sunset: 6:11 pm MDT
- details ▼
- Saturday
- Oct 24, 2026
- 48°F
- 28°F
Partly Cloudy
- Precip. probability: 11%
- Precipitation: 0"
- Wind: 17mphWNW 294°
- Humidity: 67%
- UV index: 2
- Sunrise: 7:49 am MDT
- Sunset: 6:09 pm MDT
- details ▼
- Sunday
- Oct 25, 2026
- 45°F
- 28°F
Partly Cloudy
- Precip. probability: 21%
- Precipitation: 0"
- Wind: 11mphENE 65°
- Humidity: 73%
- UV index: 2
- Sunrise: 7:50 am MDT
- Sunset: 6:07 pm MDT
- details ▼
- Monday
- Oct 26, 2026
- 45°F
- 28°F
Mostly Sunny
- Precip. probability: 8%
- Precipitation: 0"
- Wind: 9mphE 88°
- Humidity: 72%
- UV index: 2
- Sunrise: 7:52 am MDT
- Sunset: 6:05 pm MDT
- details ▼
Primarily overcast and occasionally sunny and wet weather is predicted.
With a probability of 36%, rainfall is anticipated only on Friday. The precipitation will be minimal at 0.08".
Substantial differences in temperature are forecasted over the next several days. Forecast highs will fluctuate between 44.6°F and 78.8°F, while the difference in minimum temperatures will be also substantial, as the lowest temperatures will be recorded between 28.4°F and 42.8°F.
With a high of 78.8°F, today is the warmest day; next Sunday and Monday, with the highest temperature of 44.6°F, will be the coldest days.
With a probability of 36%, rainfall is anticipated only on Friday. The precipitation will be minimal at 0.08".
Substantial differences in temperature are forecasted over the next several days. Forecast highs will fluctuate between 44.6°F and 78.8°F, while the difference in minimum temperatures will be also substantial, as the lowest temperatures will be recorded between 28.4°F and 42.8°F.
With a high of 78.8°F, today is the warmest day; next Sunday and Monday, with the highest temperature of 44.6°F, will be the coldest days.
Updated: Oct 17, 2026 @ 19:52:40 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
On Saturday, in Harlem, a partly cloudy sky is anticipated.
Today, the maximum temperature will be 78.8°F, while the minimum temperature will be 35.6°F.
Today, the maximum temperature will be significantly higher than the average highest temperature of 53.6°F in October. The lowest temperature will be in line with the average low of 38.3°F.
Today, the maximum temperature will be significantly higher than the average highest temperature of 53.6°F in October. The lowest temperature will be in line with the average low of 38.3°F.
On Saturday, in Harlem, sunrise was at 7:38 am and sunset will be at 6:22 pm (MDT).
In Harlem, today, there will be 10h and 44min of daylight.
On Sunday, high-altitude clouds may scatter across the sky, but the sun will still shine.
Tomorrow, the maximum temperature will be 60.8°F, while the minimum temperature will be 35.6°F.
The highest temperature will be relatively higher than the average maximum of 53.6°F in October. Tomorrow, the lowest temperature will be in line with the average low temperature.
The highest temperature will be relatively higher than the average maximum of 53.6°F in October. Tomorrow, the lowest temperature will be in line with the average low temperature.
On Sunday, in Harlem, sunrise will be at 7:40 am and sunset at 6:20 pm (MDT).
Tomorrow, the daylight will last for 10h and 40min.





