Weather Tomorrow

Weather Tomorrow in Longmont, CO

Thursday, July 9, 2026

87°Low 61°FColdHot
Thunderstorms

Precip chance

56%

Wind

2-8 mph

Humidity

53%

Feels like

85–63°F

Rain forecast

Rain likely starts around 8 PM and may continue until 9 PM. Peak chance: 56% around 8 PM.

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

Tomorrow by Hour

61°Temperature trend87°
TimeTempConditionRain %Wind
6 AM70°FPartly Cloudy
4%
5 mph NNW
7 AM69°FPartly Cloudy
3%
3 mph NNW
8 AM68°FPartly Cloudy
3%
5 mph NNW
9 AM65°FPartly Cloudy
8%
3 mph NNW
10 AM63°FPartly Cloudy
13%
3 mph NNW
11 AM62°FMostly Cloudy
7%
3 mph NNW
12 PM61°FPartly Sunny
0%
3 mph N
1 PM63°FPartly Sunny
0%
3 mph NNE
2 PM67°FMostly Sunny
0%
3 mph N
3 PM71°FSunny
0%
5 mph ENE
4 PM77°FSunny
0%
6 mph ENE
5 PM81°FSunny
2%
6 mph ENE
6 PM84°FSlight Chance Showers And Thunderstorms
19%
7 mph ENE
7 PM85°FChance Showers And Thunderstorms
38%
8 mph NE
8 PM86°FShowers And Thunderstorms Likely
56%
7 mph NNW
9 PM86°FChance Showers And Thunderstorms
41%
7 mph WNW
10 PM87°FChance Showers And Thunderstorms
25%
7 mph ESE
11 PM85°FChance Showers And Thunderstorms
28%
7 mph E
12 AM84°FChance Showers And Thunderstorms
30%
6 mph E
1 AM83°FChance Showers And Thunderstorms
30%
6 mph E
2 AM79°FChance Showers And Thunderstorms
30%
5 mph ESE
3 AM75°FChance Rain Showers
30%
3 mph ESE
4 AM72°FChance Rain Showers
30%
2 mph ENE
5 AM70°FChance Rain Showers
30%
2 mph N

Precipitation Timeline

100%
50%
56%
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

  • Umbrella
  • Sunscreen

Conditions

High: 87°F

Low: 61°F

Wind: 2-8 mph

Rain: 56%

Big temperature swing (61°F to 87°F) — dress in removable layers. Rain expected around 8 PM — carry an umbrella.

Best Time to Be Outside Tomorrow

2 PM – 3 PM98

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 87°F, Low of 61°F. Thunderstorms with 56% chance of precipitation. Wind 2-8 mph.
Will it rain tomorrow in Longmont?
Rain likely starts around 8 PM and may continue until 9 PM. Peak chance: 56% around 8 PM.
What should I wear tomorrow in Longmont?
With a high of 87°F and low of 61°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.