Weather Tomorrow

Weather Tomorrow in Longmont, CO

Air Quality AlertUntil Aug 25, 6:00 AM

Air Quality Alert issued August 24 at 4:10PM MDT by NWS Denver CO

Tuesday, August 25, 2026

86°Low 60°FColdHot
Cloudy

Precip chance

33%

Wind

2-7 mph

Humidity

54%

Feels like

84–62°F

Rain forecast

Low chance of precipitation. Highest risk around 10 PM (33%).

Data source: National Weather Service (NOAA) · Updated just now

Tomorrow by Hour

60°Temperature trend86°
TimeTempConditionRain %Wind
6 AM69°FMostly Cloudy
1%
5 mph W
7 AM69°FPartly Cloudy
1%
5 mph NW
8 AM67°FPartly Cloudy
1%
5 mph NNW
9 AM65°FPartly Cloudy
1%
5 mph NNW
10 AM63°FPartly Cloudy
1%
5 mph NW
11 AM62°FPartly Cloudy
1%
3 mph W
12 PM60°FMostly Sunny
0%
3 mph W
1 PM61°FMostly Sunny
0%
2 mph W
2 PM65°FMostly Sunny
0%
2 mph W
3 PM69°FMostly Sunny
0%
2 mph E
4 PM75°FSunny
0%
2 mph E
5 PM79°FSunny
1%
5 mph E
6 PM82°FSunny
7%
5 mph E
7 PM84°FSlight Chance Showers And Thunderstorms
18%
6 mph ENE
8 PM84°FSlight Chance Showers And Thunderstorms
24%
6 mph NNE
9 PM84°FSlight Chance Showers And Thunderstorms
24%
7 mph NW
10 PM86°FChance Showers And Thunderstorms
33%
7 mph N
11 PM83°FChance Showers And Thunderstorms
33%
7 mph N
12 AM82°FSlight Chance Showers And Thunderstorms
17%
7 mph NE
1 AM80°FSlight Chance Showers And Thunderstorms
17%
5 mph NE
2 AM74°FSlight Chance Showers And Thunderstorms
17%
3 mph ESE
3 AM70°FPartly Cloudy
6%
3 mph SW
4 AM68°FPartly Cloudy
6%
3 mph WSW
5 AM66°FPartly Cloudy
6%
2 mph SW

Precipitation Timeline

100%
50%
33%
6a12p6p12a
<20%20-50%50-70%>70%

What to Wear Tomorrow

Hot — wear breathable, light clothing

Clothing

  • Light t-shirt or tank top
  • Shorts or light skirt
  • Hat for sun protection

Footwear

Sandals or breathable sneakers

Accessories

  • Sunglasses
  • Sunscreen

Conditions

High: 86°F

Low: 60°F

Wind: 2-7 mph

Rain: 33%

Big temperature swing (60°F to 86°F) — dress in removable layers.

Best Time to Be Outside Tomorrow

2 PM – 3 PM97

Excellent conditions for outdoor activities (dry, comfortable temp, light wind, daylight)

6a12p6p12a

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Frequently Asked Questions

What is the weather forecast for tomorrow in Longmont, CO?
Tomorrow in Longmont: High of 86°F, Low of 60°F. Cloudy with 33% chance of precipitation. Wind 2-7 mph.
Will it rain tomorrow in Longmont?
Low chance of precipitation. Highest risk around 10 PM (33%).
What should I wear tomorrow in Longmont?
With a high of 86°F and low of 60°F, check our "What to Wear" section above for specific clothing recommendations based on temperature, wind, and precipitation.
How accurate is this forecast?
Our forecasts come directly from the National Weather Service (NOAA), which provides some of the most accurate weather predictions available. Tomorrow forecasts are generally 80-90% accurate, with accuracy decreasing the further out you look. Data is refreshed every 30 minutes.