Boulder, CO 80314 Weather

Boulder County9:27 PM MDT40.09°N, 105.37°W

Current conditions

Clear
63°
Clear
Feels like 63°
High 66° Thursday·Low 52° tonight
WindCalm
Humidity42%
Dew point39°
Pressure30.22 inHg
Visibility10.0 mi
Cloud cover76%
UV index0 Low
Sunrise7:19 AM
Sunset6:15 PM

Observed at Boulder Municipal Airport · 52 min ago

Forecast

10-day

  • Tonight

    Mostly cloudy. Low around 52, with temperatures rising to around 54 overnight. West wind around 5 mph.

  • Thursday

    A chance of rain showers after 9am. Mostly cloudy. High near 66, with temperatures falling to around 62 in the afternoon. South southwest wind around 5 mph. Chance of precipitation is 30%.

  • Thursday Night

    A chance of rain showers. Mostly cloudy, with a low around 54. West southwest wind around 5 mph. Chance of precipitation is 30%.

National Weather Service forecast updated 8 hrs ago.

Hourly

Hourly forecast
  1. Now Mostly Cloudy 56°14%
  2. 10 PM Mostly Cloudy 55°14%
  3. 11 PM Mostly Cloudy 55°14%
  4. Thu12 AM Mostly Cloudy 54°10%
  5. 1 AM Mostly Cloudy 54°10%
  6. 2 AM Mostly Cloudy 54°10%
  7. 3 AM Cloudy 54°
  8. 4 AM Cloudy 54°
  9. 5 AM Cloudy 54°
  10. 6 AM Cloudy 54°
  11. 7 AM Mostly Cloudy 53°
  12. 8 AM Mostly Cloudy 54°
  13. 9 AM Slight Chance Rain Showers 56°20%
  14. 10 AM Slight Chance Rain Showers 60°20%
  15. 11 AM Slight Chance Rain Showers 62°20%
  16. 12 PM Chance Rain Showers 63°31%
  17. 1 PM Chance Rain Showers 64°31%
  18. 2 PM Chance Rain Showers 64°31%
  19. 3 PM Chance Rain Showers 65°32%
  20. 4 PM Chance Rain Showers 63°32%
  21. 5 PM Chance Rain Showers 62°32%
  22. 6 PM Chance Rain Showers 60°28%
  23. 7 PM Chance Rain Showers 58°28%
  24. 8 PM Chance Rain Showers 57°28%

10-day forecast

Details
  1. TonightOct 21 Mostly Cloudy Mostly Cloudy14%52°
  2. ThuOct 22 Chance Rain Showers Chance Rain Showers32%54°66°
  3. FriOct 23 Mostly Sunny Mostly Sunny11%46°68°
  4. SatOct 24 Rain Showers Likely Rain Showers Likely81%40°48°
  5. SunOct 25 Chance Rain Showers Chance Rain Showers44%38°46°
  6. MonOct 26 Chance Rain Showers Chance Rain Showers27%37°50°
  7. TueOct 27 Mostly Sunny Mostly Sunny38°56°
  8. WedOct 28 Mostly Sunny Mostly Sunny57°
  9. ThuOct 29 Partly cloudy Partly cloudy33°51°
  10. FriOct 30 Cloudy Cloudy0.05 in34°58°

Days after the National Weather Service's seven are MET Norway's outlook, a computer model with no forecaster's review.

Radar

Full map
Open the National Weather Service radar (the map here needs JavaScript).

Weather news near Boulder

More weather news
  • Warm and dry conditions on Sunday for metro Denver and much of Colorado

    Denver7 It will be another stunner of a day from Frisco and Fort Collins to Boulder and Denver Skies will be more mixed at times today, featuring a slight increase in clouds as a weak wave moves from California into…

    Denver 7 Colorado News (KMGH)·3 days ago
  • Denver still waiting on first snow as average date (October 19th) nears — Simon Roebuck (WeatherTotals.com) #snowpack

    From email from Simon Roebuck: Denver has not recorded any snowfall for the 2026-27 season as of October 17, 2026. The average first measurable snow date, October 19, comes from National Weather Service Boulder records…

    Coyote Gulch·3 days ago
  • Denver Weather Forecast Sunny 70s Through Midweek

    Temperatures should move through the 40s and 50s during the morning, reaching about 60 by late morning and the mid-70s during the afternoon. A freeze warning remains in effect until 9 a.m. for parts of the northeastern…

    Hoodline·3 days ago
  • The warm weather is here to stay

    KRDO Today: We're tracking another day in the 70s. Small, spotty showers pop up over Western Colorado, with only a few clouds making their way east of I-25. There will be a light breeze from 2-3 pm but gusts mostly stay…

    KRDO·3 days ago
  • One more freezing morning before a warmup

    Today: The second freeze of the season. This morning all of southeastern Colorado is under a freeze warning until 9 am. Colorado Springs will likely drop to 30 degrees, making this morning the coldest wake-up yet. The…

    KRDO·4 days ago
  • Storm recap plus next storms (yes, plural)

    From Tuesday to Thursday, the first significant storm of the season dropped 6-12+ inches on the southern mountains and 1-8 inches elsewhere. We'll see warmer and mostly dry weather through the middle of next week. Then…

    OpenSnow·5 days ago
  • Denver, much of Front Range records first freeze of the season

    DENVER — Denver officially recorded its first freeze of the season Friday morning. The 9NEWS Weather Impact Team said the thermometer dropped to 28 degrees Fahrenheit at Denver International Airport, the coldest morning…

    KUSA.com·5 days ago
  • Tracking more freezing temps before a major warm up

    Today: The first freeze of the season is taking place this morning. Colorado Springs is expected to drop down to 31 degrees over the weekend. Pueblo will be right around 33 degrees and high country areas are plummeting…

    KRDO·5 days ago
  • Propositions 134 & 135 focus on sports and surgeries for transgender kids

    CBS News Propositions 134 & 135 focus on sports and surgeries for transgender kids Denver's first freeze likely with Freeze Warning overnight History Colorado Center is now the Colorado History Museum 2027 Sundance Film…

    CBS News·6 days ago
  • Here’s how Wednesday rain in Boulder compared with dry summer

    More rain fell Tuesday night and Wednesday in Boulder than in the previous 95 days combined, according to National Weather Service data. The storm that lasted most of Wednesday brought with it 1.6 inches of rain…

    Boulder Daily Camera·6 days ago

Air quality

Forecast

  • WedModerate (61)
  • ThuGood (46)

Rocky Mountain National Park, CO reporting area. Data from AirNow (EPA and its state, local and tribal partners); preliminary and subject to change.

Sun & moon

Sunrise 7:19 AM
Sunset 6:15 PM
Daylight 10 h 55 min (−2 min 29 s tomorrow)
Waxing Gibbous · 82% lit
Moonrise 3:55 PM Moonset 2:24 AM
Full moon Oct 26 New moon Nov 9

Almanac

Monthly
Normal high / low64° / 36°
Record high84° (1950)
Record low17° (1911)
Wettest1.03 in (2015)
Yesterday75° / 41°
Month to date1.67 in (normal 1.07 in)

Boulder, records since 1893. Normals 1991–2020. Data from NOAA's Regional Climate Centers (ACIS).

Nearby

Forecasters' discussion

From the National Weather Service office in BOU, issued 4 hrs ago

Key Messages

- Warm and dry conditions continue across the lower elevations for the next few days, with scattered light rain and snow showers across the higher elevations.

- Cooler, more unsettled weather returns this weekend across the forecast area.

- At least a brief warm-up likely sometime early next week.

Bou Watches

None.

Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Conservative index and reflects what the press published. Terms of use.