Boulder, CO Weather Forecast

Today's Weather

Fri, Sep 18

Intervals of clouds and sunshine; a shower in spots late this morning, then a heavy thunderstorm late this afternoon; there can be ponding on roadways Hi: 83°

Tonight: A thunderstorm on the prowl this evening; otherwise, partly cloudy Lo: 55°

Current Weather

1:13 PM

82°F

RealFeel® 87°

Mostly sunny More Details

Looking Ahead

Watch for a heavy thunderstorm late this afternoon. Thunderstorms in the area tomorrow afternoon and evening; storms can bring hail and damaging winds.

Boulder Weather Radar

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Clouds

Temperature

Hourly Weather

10-Day Weather Forecast

Today

9/18

83° 55°

A heavy t-storm in the p.m.

Night: A t-storm around this evening

80%

Sat

9/19

76° 51°

A shower and thunderstorm

A stray evening thunderstorm

68%

Sun

9/20

71° 46°

A t-storm around in the p.m.

Partly cloudy

55%

Mon

9/21

73° 51°

Partly sunny and pleasant

Partly cloudy

Tue

9/22

75° 55°

An afternoon thunderstorm

Some clouds

55%

Wed

9/23

76° 56°

An afternoon thunderstorm

Mainly clear

58%

Thu

9/24

76° 55°

A t-storm around in the p.m.

Mostly cloudy

55%

Fri

9/25

75° 54°

Sunshine and a few clouds

Mainly clear

Sat

9/26

78° 55°

Partial sunshine

Clear

Sun

9/27

74° 54°

Mostly sunny

Clear

Sun & Moon

12 hrs 20 mins

Rise 6:45 AM

Set 7:05 PM

First Quarter

Rise 2:38 PM

Set 11:23 PM

Air Quality

Air Quality Fair

The air quality is generally acceptable for most individuals. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.