Boulder, CO - Extended Weather Forecast

10:00 Wednesday Artboard
Light rain Light rain 13° Feels like 13° Rainfall 30% 0.4 mm
reloj Hourly Thunderstorm expected in the next few hours
  • Wednesday 22 May Thunderstorm 60% 1.2 mm 23° / 6° Calm 11 - 41 km/h
  • Thursday 23 May Light rain 50% 0.6 mm 22° / 9° Calm 20 - 53 km/h
  • Friday 24 May Scattered clouds 22° / 4° Calm 22 - 46 km/h
  • Saturday 25 May Scattered clouds 18° / 4° Calm 11 - 32 km/h
  • Sunday 26 May Clear 25° / 5° Calm 16 - 38 km/h
  • Monday 27 May Clear 25° / 6° Calm 8 - 28 km/h
  • Tuesday 28 May Scattered clouds 27° / 8° Calm 8 - 28 km/h
Wednesday, 22 May Thursday, 23 May
03:00 Scattered clouds 7° Scattered clouds
Feels Like 7°
Calm West 5 - 21 km/h
UV Index 0 Low SPF: no
  • Rain Rain 10% 0 mm
  • Humidity Humidity 68%
  • Dew Point Dew Point 1 °C
  • Clouds Clouds 16%
  • Feels Like Feels Like 7 °C
  • Visibility Visibility 30 km
  • Wind Wind - Average 5 km/h
  • Pressure Pressure 1008 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 21 km/h
  • Snowline Snowline 4100 m
06:00 Scattered clouds 8° Scattered clouds
Feels Like 8°
Calm West 3 - 19 km/h
UV Index 0 Low SPF: no
  • Rain Rain 10% 0 mm
  • Humidity Humidity 67%
  • Dew Point Dew Point 2 °C
  • Clouds Clouds 33%
  • Feels Like Feels Like 8 °C
  • Visibility Visibility 30 km
  • Wind Wind - Average 3 km/h
  • Pressure Pressure 1010 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 19 km/h
  • Snowline Snowline 4100 m
09:00 Scattered clouds 13° Scattered clouds
Feels Like 13°
Calm Northeast 3 - 21 km/h
UV Index 5 Moderate SPF: 6-10
  • Rain Rain 10% 0 mm
  • Humidity Humidity 61%
  • Dew Point Dew Point 6 °C
  • Clouds Clouds 28%
  • Feels Like Feels Like 13 °C
  • Visibility Visibility 30 km
  • Wind Wind - Average 3 km/h
  • Pressure Pressure 1009 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 21 km/h
  • Snowline Snowline 4000 m
12:00 Scattered clouds 20° Scattered clouds
Feels Like 20°
Calm Northeast 7 - 25 km/h
UV Index 8 Very High! SPF: 25-50
  • Rain Rain 20% 0 mm
  • Humidity Humidity 53%
  • Dew Point Dew Point 10 °C
  • Clouds Clouds 23%
  • Feels Like Feels Like 20 °C
  • Visibility Visibility 30 km
  • Wind Wind - Average 7 km/h
  • Pressure Pressure 1008 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 25 km/h
  • Snowline Snowline 4100 m
15:00 Scattered clouds 22° Scattered clouds
Feels Like 25°
Calm North 9 - 26 km/h
UV Index 5 Moderate SPF: 6-10
  • Rain Rain 20% 0 mm
  • Humidity Humidity 41%
  • Dew Point Dew Point 8 °C
  • Clouds Clouds 39%
  • Feels Like Feels Like 25 °C
  • Visibility Visibility 30 km
  • Wind Wind - Average 9 km/h
  • Pressure Pressure 1005 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 26 km/h
  • Snowline Snowline 4200 m
18:00 Thunderstorm 30% 0.3 mm 22° Thunderstorm
Feels Like 22°
Calm Northwest 11 - 29 km/h
UV Index 1 Low SPF: no
  • Rain Rain 30% 0.3 mm
  • Humidity Humidity 36%
  • Dew Point Dew Point 6 °C
  • Clouds Clouds 57%
  • Feels Like Feels Like 22 °C
  • Visibility Visibility 35 km
  • Wind Wind - Average 11 km/h
  • Pressure Pressure 1003 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 29 km/h
  • Snowline Snowline 4300 m
21:00 Thunderstorm 30% 0.4 mm 17° Thunderstorm
Feels Like 17°
Calm Northwest 8 - 37 km/h
UV Index 0 Low SPF: no
  • Rain Rain 30% 0.4 mm
  • Humidity Humidity 55%
  • Dew Point Dew Point 8 °C
  • Clouds Clouds 54%
  • Feels Like Feels Like 17 °C
  • Visibility Visibility 25 km
  • Wind Wind - Average 8 km/h
  • Pressure Pressure 1005 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 37 km/h
  • Snowline Snowline 4300 m
24:00 Thunderstorm 30% 0.5 mm 12° Thunderstorm
Feels Like 12°
Calm Northwest 4 - 41 km/h
UV Index 0 Low SPF: no
  • Rain Rain 30% 0.5 mm
  • Humidity Humidity 88%
  • Dew Point Dew Point 10 °C
  • Clouds Clouds 52%
  • Feels Like Feels Like 12 °C
  • Visibility Visibility 14 km
  • Wind Wind - Average 4 km/h
  • Pressure Pressure 1007 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 41 km/h
  • Snowline Snowline 4200 m

Pollution in Boulder

Detail
38
Fair O₃ (93 µg/m³)
  • Little health risk.
  • Sensitive people should consider reducing prolonged or intense outdoor activities if they experience symptoms.

Weather graphs
Maximum Minimum Rainfall
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