How does NOAA issue severe storm watches for Boulder?

The National Weather Service (NWS) monitors atmospheric instability across Colorado. When convective storms, tornado potential, or flash floods are detected, automated NOAA advisories are immediately broadcasted.

What are the best outdoor weather hours in Boulder today?

Check the 24-hour hourly trend chart above to identify windows of minimal rain probability, low UV index periods, and mild temperatures.

CO, USAZIP 80301Live NOAA Station

Boulder, CO

Q: What is the current temperature and forecast in Boulder, Colorado?

The current weather in Boulder is around 75°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

Despejado•Sensación térmica 73°F-1° wind chill

82°F/49°F

4 mph 120°

31%Humedad

75°F

National Weather Service High-Resolution Rapid Refresh (HRRR)

Actualizado: 05:45 AM (America/Denver)

Daily Meteorological Briefing

Boulder, CO

Synthesized forecast and practical day-planning insights

NOAA HRRR Stream

Expect mild and stable weather across Boulder, CO today.

Current temperature is 75°F (feels like 73°F), with daytime highs reaching 82°F and overnight lows around 49°F. Humidity is at 31%, with atmospheric pressure steady at 1011.2 hPa.

Sun protection is recommended with UV reaching 6.1. Wear SPF and sunglasses during midday hours.

Daily Range

Δ 19° Variation

Rain Likelihood

Low (< 10%)

Solar Exposure

UV 6.1 • High UV

24-Hour Temperature & Rain Outlook

Hourly temperature progression and precipitation probability

Temp (°F) Rain (%)

Pronóstico por Hora

Next 16 Hours

Now

60°F

1 AM

57°F

2 AM

55°F

3 AM

54°F

4 AM

53°F

5 AM

51°F

6 AM

51°F

7 AM

49°F

8 AM

52°F

9 AM

58°F

10 AM

64°F

11 AM

69°F

12 PM

76°F

1 PM

80°F

2 PM

82°F

3 PM

81°F

Pronóstico de 10 Días

Extended 10-day meteorological outlook

10-Day Range

Hoy

22 sept

16%

49°F

82°F

mié

23 sept

43%

56°F

78°F

jue

24 sept

63%

59°F

74°F

vie

25 sept

50%

54°F

75°F

sáb

26 sept

59°F

83°F

dom

27 sept

62°F

81°F

lun

28 sept

42%

61°F

78°F

mar

29 sept

42%

54°F

64°F

mié

30 sept

25%

54°F

70°F

jue

1 oct

53°F

77°F

Weather Details & Observations

Real-time atmospheric measurements and environmental indicators

Live Feed

Índice UVHigh

6.1 / 11+

Protection requiredPeak 6.4

Viento120°

4 mph

Wind Gusts:5 mph

Conditions:Gentle breeze

Sun CycleDaylight

Sunrise06:48 AM

Sunset06:57 PM

Solar Noon:12:54 PM

HumedadComfortable

31%

Punto de Rocío:42°F

PresiónSteady

29.86 inHg

Trend:Stable (+0.1 hPa)

VisibilidadClear

36.7 mi

Haze:Minimal

Air Quality Index (AQI)Good

32US EPA Standard

Air quality is ideal for outdoor activities.

PM2.55 µg

OZONE92 µg

PM106 µg

Daily Lifestyle & Activity Index

Practical recommendations tailored to current local conditions

Outdoor SportsIdeal

Perfect temperature and low humidity for outdoor workouts.

Car WashRecommended

Dry conditions will keep your vehicle clean.

Pollen & AllergyLow Risk

Pollen counts remain in the comfortable range.

Driving SafetyOptimal

Dry pavement and clear visibility throughout.

Sun & Moon • Celestial Dynamics

Solar orbital arc trajectory and lunar cycle visibility

Astronomy Telemetry

Solar Day TrackDaylight Arc

Sunrise12:48 AM

Daylight ~13h

Sunset12:57 PM

Lunar Phase & StargazingNight Sky

Waxing Gibbous

80% Illumination

Stargazing condition: Optimal Visibility

Next Full Moon in ~5 daysTidal Currents Normal

Preguntas Frecuentes sobre el Clima - Boulder, Colorado

The current weather in Boulder is around 75°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

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