Weather forecast for 10 days
Longmont, CO

Weather forecast for the weekend

Sunday, May 4.

Mostly Sunny
5:54 am

8:00 pm
MDT
Mostly Sunny
77°F / 46°F
  • Wind: 14mph E
  • Humidity: 31%
  • Precip. probability: 24%
  • Precipitation: 0"
  • UV index: 8
Tomorrow, in Longmont, sunshine will take center stage, with just faint traces of clouds.
Temperature changes will be considerable, from a high of a temperate 77°F to a low of a brisk 46.4°F.
Tomorrow, the higher temperature fits better with the expected maximum in June than May.
Sunrise will be at 5:54 am and sunset at 8:00 pm; tomorrow's daylight will last for 14h and 6min.

Frequently asked questions

What is the weather forecast for Longmont for the next ten days?
In Longmont, weather will be unstable, and a combination of clear, dull, showery and turbulent weather is forecasted for the next ten days.
Will it rain in the next ten days?
Rainfall is anticipated on Monday through Wednesday in Longmont. Tuesday, with elevated precipitation of 0.94", will be the day with the most rainfall.
How warm will it be in the next ten days?
The maximum temperature will vary between 50°F and 80.6°F, while the minimum temperature will range between 39.2°F and 50°F.
What will be the warmest and the coldest days?
With the maximum temperature of 80.6°F, next Monday will be the warmest day. With a maximum temperature of 50°F, Tuesday will be the coldest day.

Long-term weather forecast

SatMay 3.
  • min.
  • 43°F
Partly Cloudy
Partly Cloudy
  • Wind: 6mph NNE
  • Humidity: 44%
  • UV index: 0
  • Precip. probability: 4%
  • Precipitation: 0"
  • 5:55 am 7:59 pm MDT
SunMay 4.
  • 77°F
  • 46°F
Mostly Sunny
Mostly Sunny
  • Wind: 14mph E
  • Humidity: 31%
  • UV index: 8
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:54 am 8:00 pm MDT
MonMay 5.
  • 59°F
  • 45°F
Thunderstorms
Thunderstorms
  • Wind: 12mph SE
  • Humidity: 61%
  • UV index: 3
  • Precip. probability: 75%
  • Precipitation: 0.43"
  • 5:52 am 8:01 pm MDT
TueMay 6.
  • 50°F
  • 43°F
Rain
Rain
  • Wind: 12mph NNE
  • Humidity: 77%
  • UV index: 4
  • Precip. probability: 99%
  • Precipitation: 0.94"
  • 5:51 am 8:02 pm MDT
WedMay 7.
  • 59°F
  • 39°F
AM Showers
AM Showers
  • Wind: 6mph NNE
  • Humidity: 67%
  • UV index: 5
  • Precip. probability: 43%
  • Precipitation: 0.04"
  • 5:50 am 8:03 pm MDT
ThuMay 8.
  • 70°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Wind: 7mph ESE
  • Humidity: 53%
  • UV index: 8
  • Precip. probability: 20%
  • Precipitation: 0"
  • 5:49 am 8:04 pm MDT
FriMay 9.
  • 75°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Wind: 7mph NNE
  • Humidity: 41%
  • UV index: 8
  • Precip. probability: 9%
  • Precipitation: 0"
  • 5:48 am 8:05 pm MDT
SatMay 10.
  • 75°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Wind: 8mph SE
  • Humidity: 43%
  • UV index: 8
  • Precip. probability: 11%
  • Precipitation: 0"
  • 5:47 am 8:06 pm MDT
SunMay 11.
  • 79°F
  • 46°F
Mostly Sunny
Mostly Sunny
  • Wind: 9mph SSW
  • Humidity: 42%
  • UV index: 8
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:46 am 8:07 pm MDT
MonMay 12.
  • 81°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph SSW
  • Humidity: 38%
  • UV index: 8
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:45 am 8:08 pm MDT
An unsettled pattern is expected over the next ten days, and a mix of dry and sunny, overcast, rainy and stormy weather is expected.
Rainfall is anticipated on Monday through Wednesday.
Noticeable swings in temperature are expected throughout the forecast window. Forecast highs will fluctuate between 50°F and 80.6°F, while the minimum temperature is forecast to range between 39.2°F and 50°F.
Expect the warmest day on next Monday, with temperatures peaking at 80.6°F; with the highest temperature of 50°F, Tuesday will be the coldest day.
Updated: May 4, 2025 @ 01:42:37 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate
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