Weather forecast for tomorrow
Longmont, CO

Weather forecast for tomorrow

Friday, Jun 20.

Mostly Sunny
5:29 am

8:34 pm
MDT
Mostly Sunny
102°F / 59°F
  • Wind: 14mph SW
  • Humidity: 18%
  • Precip. probability: 0%
  • Precipitation: 0"
  • UV index: 9
On Friday, June 20, mostly sunny and dry conditions will continue.
Temperature readings are anticipated to span from a high of a sweltering 102.2°F to a low of a moderate 59°F.
An unusual hotter pattern is expected, as the day’s high matches July's typical max of 85.6°F.
Sunrise will be at 5:29 am and sunset at 8:34 pm; tomorrow's daylight will last for 15h and 5min.

Frequently asked questions

What is the weather forecast for Longmont for tomorrow?
On Friday, open skies and radiant sunshine are expected.
What will be the highest temperature tomorrow?
Tomorrow, the maximum temperature will be 102.2°F, while the minimum temperature will be 59°F.
The maximum temperature will be notably higher than the average highest temperature of 81.1°F in June. The lowest temperature will be slightly warmer than the average low of 54.3°F.
What time are sunrise and sunset tomorrow?
On Friday, in Longmont, sunrise will be at 5:29 am and sunset at 8:34 pm (MDT).
How many hours of daylight will Longmont have tomorrow?
In Longmont, tomorrow, there will be 15h and 5min of daylight.

Hourly weather forecast

12 am
  • 70°F
  • Feels like:
    70°F
Clear
Clear
  • Wind: 4mph WNW
  • Pressure: 29.56"Hg
  • Humidity: 39%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
2 am
  • 64°F
  • Feels like:
    64°F
Clear
Clear
  • Wind: 3mph WNW
  • Pressure: 29.56"Hg
  • Humidity: 49%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
4 am
  • 61°F
  • Feels like:
    61°F
Clear
Clear
  • Wind: 3mph W
  • Pressure: 29.56"Hg
  • Humidity: 53%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
Sunrise: 5:29 am
6 am
  • 59°F
  • Feels like:
    59°F
Sunny
Sunny
  • Wind: 4mph SW
  • Pressure: 29.56"Hg
  • Humidity: 51%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
8 am
  • 73°F
  • Feels like:
    73°F
Sunny
Sunny
  • Wind: 3mph SW
  • Pressure: 29.56"Hg
  • Humidity: 36%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
10 am
  • 88°F
  • Feels like:
    88°F
Sunny
Sunny
  • Wind: 8mph SSW
  • Pressure: 29.47"Hg
  • Humidity: 19%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 95°F
  • Feels like:
    95°F
Sunny
Sunny
  • Wind: 12mph SW
  • Pressure: 29.41"Hg
  • Humidity: 11%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 100°F
  • Feels like:
    100°F
Mostly Sunny
Mostly Sunny
  • Wind: 13mph SW
  • Pressure: 29.32"Hg
  • Humidity: 10%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 100°F
  • Feels like:
    100°F
Partly Cloudy
Partly Cloudy
  • Wind: 14mph WSW
  • Pressure: 29.29"Hg
  • Humidity: 10%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 99°F
  • Feels like:
    99°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph WSW
  • Pressure: 29.26"Hg
  • Humidity: 10%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
8 pm
  • 90°F
  • Feels like:
    90°F
Sunny
Sunny
  • Wind: 9mph WSW
  • Pressure: 29.29"Hg
  • Humidity: 14%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 8:34 pm
10 pm
  • 79°F
  • Feels like:
    79°F
Clear
Clear
  • Wind: 7mph SW
  • Pressure: 29.35"Hg
  • Humidity: 19%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
Tomorrow, on Friday, primarily clear and occasionally cloudy weather is forecasted.
The temperature difference between day and night will be considerable, as the lowest temperature will be 59°F while the highest temperature will be 100.4°F. The hottest part of the day will be from 2 pm to 5 pm.
The maximum is expected to resemble July's average high of 85.6°F rather than June's. The nighttime low will be moderately higher than the typical June minimum temperature of 54.3°F.
Updated: Jun 19, 2025 @ 13:44:48 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate
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