Weather forecast for 10 days
Boulder, WY

Weather forecast for the weekend

Saturday, May 17.

PM Showers
5:52 am

8:38 pm
MDT
PM Showers
55°F / 36°F
  • Wind: 10mph SW
  • Humidity: 53%
  • Precip. probability: 36%
  • Precipitation: 0.24"
  • UV index: 6
On Saturday, May 17, expect brief rain showers to develop during the afternoon.
The chance of rain is low, and light precipitation is anticipated. The maximum temperature will be a refreshing 55.4°F, while the minimum predicted temperature is a wintry 35.6°F.
On Saturday, the anticipated temperature will match May's typical high of 56.7°F.
Sunrise will be at 5:52 am and sunset at 8:38 pm; the daylight will last for 14h and 46min.

Sunday, May 18.

Scattered Thunderstorms
5:51 am

8:39 pm
MDT
Scattered Thunderstorms
52°F / 32°F
  • Wind: 13mph S
  • Humidity: 65%
  • Precip. probability: 50%
  • Precipitation: 0.31"
  • UV index: 5
On Sunday, in Boulder, expect scattered thunderstorms throughout the day, particularly in the afternoon.
The chance of rain is low, and light precipitation is forecasted. The temperature variation is anticipated to range from a maximum of a fresh 51.8°F to a minimum of an icy 32°F.
Sunday's forecasted high will be a couple of degrees lower than the typical May high of 56.7°F.
Sunrise will be at 5:51 am and sunset at 8:39 pm; the daylight will last for 14h and 49min.

Frequently asked questions

What is the weather forecast for Boulder for Saturday?
On Saturday, scattered showers are possible later in the day.
Will it rain on Saturday?
Light precipitation of 0.24" is forecasted on Saturday. The chance of rainfall is 36%.
What will be the maximum temperature on Saturday?
On Saturday, the highest temperature will be 55.4°F, while the lowest temperature will be 35.6°F.
What is the weather forecast for Boulder for Sunday?
On Sunday, scattered thunderstorms are expected, bringing heavy rain and thunder at times.
Will it rain on Sunday?
Light precipitation of 0.31" is anticipated on Sunday. The likelihood of rainfall is 50%.
What will be the highest temperature on Sunday?
On Sunday, the highest temperature will be 51.8°F, while the lowest temperature will be 32°F.
What is the weather forecast for Boulder for the next ten days?
In Boulder, weather will be unstable, and a combination of gloomy, showery, unstable and snow-filled weather is forecasted for the next ten days.
Will it rain in the next ten days?
Rain is anticipated on Tuesday, Wednesday, Saturday and Sunday in Boulder. Sunday, with light precipitation of 0.31", will be the day with the most rainfall.
Will it snow in the next ten days?
Snow is expected only on Monday. With a probability of 46%, moderate precipitation of 0.31" is expected.
How warm will it be in the next ten days in Boulder?
The maximum temperature will vary between 46.4°F and 62.6°F, while the minimum temperature will be between 26.6°F and 35.6°F.
What will be the warmest and the coldest days?
Next Thursday will be the warmest day, with a maximum temperature of 62.6°F. With a maximum temperature of 46.4°F, Monday will be the coldest day.

Long-term weather forecast

TueMay 13.
  • 61°F
  • 32°F
PM Showers
PM Showers
  • Wind: 19mph SW
  • Humidity: 35%
  • UV index: 7
  • Precip. probability: 74%
  • Precipitation: 0.16"
  • 5:56 am 8:34 pm MDT
WedMay 14.
  • 48°F
  • 30°F
PM Showers
PM Showers
  • Wind: 16mph WNW
  • Humidity: 53%
  • UV index: 4
  • Precip. probability: 47%
  • Precipitation: 0.08"
  • 5:55 am 8:35 pm MDT
ThuMay 15.
  • 50°F
  • 27°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 17mph WNW
  • Humidity: 54%
  • UV index: 5
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:54 am 8:36 pm MDT
FriMay 16.
  • 52°F
  • 28°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 12mph WNW
  • Humidity: 52%
  • UV index: 5
  • Precip. probability: 15%
  • Precipitation: 0"
  • 5:53 am 8:37 pm MDT
SatMay 17.
  • 55°F
  • 36°F
PM Showers
PM Showers
  • Wind: 10mph SW
  • Humidity: 53%
  • UV index: 6
  • Precip. probability: 36%
  • Precipitation: 0.24"
  • 5:52 am 8:38 pm MDT
SunMay 18.
  • 52°F
  • 32°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 13mph S
  • Humidity: 65%
  • UV index: 5
  • Precip. probability: 50%
  • Precipitation: 0.31"
  • 5:51 am 8:39 pm MDT
MonMay 19.
  • 46°F
  • 30°F
Rain / Snow Showers
Rain / Snow Showers
  • Wind: 12mph WNW
  • Humidity: 72%
  • UV index: 6
  • Precip. probability: 46%
  • Precipitation: 0.16"
  • 5:50 am 8:40 pm MDT
TueMay 20.
  • 54°F
  • 30°F
Partly Cloudy
Partly Cloudy
  • Wind: 17mph WNW
  • Humidity: 56%
  • UV index: 7
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:49 am 8:41 pm MDT
WedMay 21.
  • 55°F
  • 30°F
Partly Cloudy
Partly Cloudy
  • Wind: 16mph WNW
  • Humidity: 47%
  • UV index: 8
  • Precip. probability: 18%
  • Precipitation: 0"
  • 5:48 am 8:42 pm MDT
ThuMay 22.
  • 63°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Wind: 14mph WNW
  • Humidity: 41%
  • UV index: 8
  • Precip. probability: 17%
  • Precipitation: 0"
  • 5:47 am 8:43 pm MDT
The next ten days will bring unstable conditions, and a mix of cloudy, damp, lightning-active and snow-blanketed weather is anticipated.
Rain is anticipated on Tuesday, Wednesday, Saturday and Sunday.
With a probability of 46%, snowfall is forecasted only for Monday. The precipitation will be moderate at 0.31".
The temperature will vary considerably throughout the forecast window. The temperature is expected to swing from 46.4°F up to 62.6°F, while the low temperature range extends from 26.6°F to 35.6°F.
Next Thursday will be the warmest day, with a maximum temperature of 62.6°F; expect the coldest day on Monday with a high of 46.4°F.
Updated: May 13, 2025 @ 14:26:46 UTC
Published by: Weather Atlas | About Us
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