Boulder, CO 80301 Hourly Weather

Boulder County12:56 PM MDT40.05°N, 105.21°W

Next 48 hours

12 PM 3 PM 6 PM 9 PM Thu Oct 22 12 AM 3 AM 6 AM 9 AM 12 PM 3 PM 6 PM 9 PM Fri Oct 23 12 AM 3 AM 6 AM 9 AM 50° 55° 60° 65° 70° 75° %
TemperatureFeels likeChance of precipitationNight
Wednesday, October 2112 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 PM Mostly Sunny 70° 70° 3% 0.00 in E 6 32% 39° 38% 5
1 PM Mostly Sunny 72° 72° 3% 0.00 in ESE 6 29% 38° 46% 5
2 PM Partly Sunny 74° 74° 3% 0.00 in ESE 7 27% 38° 53% 5
3 PM Partly Sunny 74° 74° 4% 0.00 in ESE 6 25% 36° 56% 3
4 PM Partly Sunny 75° 75° 4% 0.00 in E 5 24% 36° 61% 1
5 PM Partly Sunny 73° 73° 4% 0.00 in ENE 3 26% 36° 66% 0
6 PM Mostly Cloudy 71° 71° 10% 0.00 in N 3 30% 38° 67% 0
7 PM Mostly Cloudy 68° 68° 10% 0.00 in NNW 3 33% 38° 69% 0
8 PM Mostly Cloudy 63° 63° 10% 0.00 in NW 5 41% 39° 61% 0
9 PM Mostly Cloudy 61° 61° 10% 0.00 in WNW 5 44% 39° 71% 0
10 PM Mostly Cloudy 60° 60° 10% 0.00 in W 5 47% 40° 70% 0
11 PM Mostly Cloudy 58° 58° 10% 0.00 in W 5 51% 40° 73% 0
Thursday, October 2224 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 57° 57° 4% 0.00 in WSW 3 53% 40° 72% 0
1 AM Mostly Cloudy 56° 56° 4% 0.00 in W 3 57% 41° 71% 0
2 AM Mostly Cloudy 55° 55° 4% 0.00 in W 3 57% 40° 73% 0
3 AM Mostly Cloudy 54° 54° 4% 0.00 in WNW 3 61% 41° 80% 0
4 AM Mostly Cloudy 53° 53° 4% 0.00 in WNW 3 64% 41° 74% 0
5 AM Mostly Cloudy 52° 52° 4% 0.00 in W 3 66% 41° 79% 0
6 AM Mostly Cloudy 52° 52° 6% 0.00 in SW 2 69% 42° 83% 0
7 AM Mostly Cloudy 51° 51° 6% 0.00 in SW 2 74% 43° 86% 0
8 AM Mostly Cloudy 53° 53° 6% 0.00 in SW 2 69% 43° 83% 0
9 AM Mostly Cloudy 57° 57° 7% 0.00 in SW 1 62% 44° 80% 1
10 AM Mostly Cloudy 63° 63° 7% 0.00 in Calm 48% 43° 86% 3
11 AM Mostly Cloudy 66° 66° 7% 0.00 in SSE 1 42% 42° 86% 4
12 PM Mostly Cloudy 69° 69° 12% 0.00 in SSE 1 35% 40° 83% 5
1 PM Mostly Cloudy 71° 71° 12% 0.00 in S 1 32% 40° 77% 6
2 PM Partly Sunny 72° 72° 12% 0.00 in ENE 5 31% 40° 62% 5
3 PM Partly Sunny 73° 73° 14% 0.00 in ENE 5 30% 40° 62% 3
4 PM Partly Sunny 74° 74° 14% 0.00 in NNE 5 29% 40° 55% 1
5 PM Partly Sunny 72° 72° 14% 0.00 in NNW 3 31% 40° 56% 0
6 PM Slight Chance Rain Showers 70° 70° 18% 0.00 in SW 2 36% 42° 59% 0
7 PM Slight Chance Rain Showers 67° 67° 18% 0.00 in SW 2 42% 43° 62% 0
8 PM Slight Chance Rain Showers 64° 64° 18% 0.00 in W 3 48% 44° 72% 0
9 PM Slight Chance Rain Showers 62° 62° 18% 0.00 in W 5 54% 45° 82% 0
10 PM Slight Chance Rain Showers 61° 61° 18% 0.00 in W 5 56% 45° 83% 0
11 PM Slight Chance Rain Showers 60° 60° 18% 0.00 in W 2 58% 45° 84% 0
Friday, October 2324 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 59° 59° 14% 0.00 in SSW 1 60% 45° 85% 0
1 AM Mostly Cloudy 58° 58° 14% 0.00 in S 1 62% 45° 85% 0
2 AM Mostly Cloudy 57° 57° 14% 0.00 in S 1 64% 45° 86% 0
3 AM Mostly Cloudy 55° 55° 14% 0.00 in SSW 1 69% 45° 86% 0
4 AM Mostly Cloudy 54° 54° 14% 0.00 in SSW 2 71% 45° 82% 0
5 AM Mostly Cloudy 53° 53° 14% 0.00 in SSW 2 74% 45° 78% 0
6 AM Mostly Cloudy 53° 53° 4% 0.00 in SSW 2 74% 45° 74% 0
7 AM Partly Sunny 54° 54° 4% 0.00 in W 3 71% 45° 64% 0
8 AM Partly Sunny 56° 56° 4% 0.00 in W 5 69% 46° 53% 0
9 AM Mostly Sunny 59° 59° 4% 0.00 in WSW 5 60% 45° 43% 1
10 AM Mostly Sunny 64° 64° 4% 0.00 in SW 5 46% 43° 34% 2
11 AM Sunny 69° 69° 4% 0.00 in S 6 35% 40° 24% 4
12 PM Sunny 74° 74° 8% 0.00 in S 6 27% 38° 15% 5
1 PM Sunny 77° 77° 8% 0.00 in SSW 6 23% 36° 18% 5
2 PM Sunny 78° 78° 8% 0.00 in SW 7 21% 35° 21% 4
3 PM Sunny 78° 78° 8% 0.00 in WSW 7 20% 34° 24% 3
4 PM Sunny 77° 77° 8% 0.00 in W 7 21% 34° 22% 1
5 PM Sunny 74° 74° 8% 0.00 in W 7 24% 35° 20% 0
6 PM Mostly Clear 71° 71° 4% 0.00 in W 7 28% 36° 18% 0
7 PM Mostly Clear 67° 67° 4% 0.00 in W 8 30% 35° 18% 0
8 PM Mostly Clear 63° 63° 4% 0.00 in W 9 G15 35% 35° 17% 0
9 PM Mostly Clear 59° 59° 4% 0.00 in W 9 G15 39% 34° 17% 0
10 PM Mostly Clear 57° 57° 4% 0.00 in W 9 G15 42% 34° 25% 0
11 PM Partly Cloudy 55° 55° 4% 0.00 in W 8 47% 35° 32% 0
Saturday, October 2424 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Slight Chance Rain Showers 54° 54° 21% 0.00 in W 5 48% 35° 40% 0
1 AM Slight Chance Rain Showers 52° 52° 21% 0.00 in W 3 52% 35° 40% –
2 AM Slight Chance Rain Showers 50° 49° 21% 0.00 in W 3 58% 36° 40% –
3 AM Slight Chance Rain Showers 48° 48° 21% 0.00 in W 2 63% 36° 40% –
4 AM Slight Chance Rain Showers 47° 47° 21% 0.00 in W 1 68% 37° 46% –
5 AM Slight Chance Rain Showers 46° 46° 21% 0.00 in Calm 71% 37° 53% –
6 AM Chance Rain Showers 46° 46° 39% <0.01 in Calm 73% 38° 59% –
7 AM Chance Rain Showers 47° 47° 39% <0.01 in SSW 2 71% 38° 59% –
8 AM Chance Rain Showers 47° 45° 39% <0.01 in ESE 5 71% 38° 59% –
9 AM Chance Rain Showers 48° 45° 39% <0.01 in E 7 68% 38° 59% –
10 AM Chance Rain Showers 49° 46° 39% <0.01 in E 7 G13 63% 37° 60% –
11 AM Chance Rain Showers 51° 51° 39% <0.01 in E 7 G14 56% 36° 61% –
12 PM Chance Rain Showers 52° 52° 43% 0.00 in E 7 G14 52% 35° 62% –
1 PM Chance Rain Showers 53° 53° 43% 0.00 in E 7 G15 48% 34° 62% –
2 PM Chance Rain Showers 54° 54° 43% 0.00 in ENE 7 G15 47% 34° 63% –
3 PM Chance Rain Showers 54° 54° 43% 0.00 in ENE 7 G15 47% 34° 63% –
4 PM Chance Rain Showers 54° 54° 43% 0.00 in ENE 6 G14 47% 34° 66% –
5 PM Chance Rain Showers 53° 53° 43% 0.00 in ENE 5 G13 50% 35° 69% –
6 PM Rain Showers Likely 53° 53° 58% <0.01 in ENE 5 G12 50% 35° 72% –
7 PM Rain Showers Likely 50° 49° 58% <0.01 in ENE 3 G10 56% 35° 72% –
8 PM Rain Showers Likely 48° 47° 58% <0.01 in NE 3 G9 60% 35° 72% –
9 PM Rain Showers Likely 46° 46° 58% <0.01 in NE 2 G8 65% 35° 72% –
10 PM Rain Showers Likely 45° 45° 58% <0.01 in NE 1 68% 35° 72% –
11 PM Rain Showers Likely 45° 45° 58% <0.01 in NNE 1 70% 36° 72% –
Sunday, October 2524 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Chance Rain Showers 44° 44° 40% <0.01 in Calm 73% 36° 68% –
1 AM Chance Rain Showers 43° 43° 40% <0.01 in Calm 76% 36° 68% –
2 AM Chance Rain Showers 41° 41° 40% <0.01 in Calm 86% 37° 68% –
3 AM Chance Rain Showers 40° 40° 40% <0.01 in Calm 89% 37° 68% –
4 AM Chance Rain Showers 39° 39° 40% <0.01 in Calm 92% 37° 68% –
5 AM Chance Rain Showers 38° 38° 40% <0.01 in Calm 100% 38° 68% –
6 AM Slight Chance Rain Showers 38° 38° 22% 0.00 in Calm 100% 38° 66% –
7 AM Slight Chance Rain Showers 39° 39° 22% 0.00 in Calm 96% 38° 66% –
8 AM Slight Chance Rain Showers 41° 41° 22% 0.00 in NE 1 89% 38° 66% –
9 AM Slight Chance Rain Showers 43° 43° 22% 0.00 in NE 1 79% 37° 66% –
10 AM Slight Chance Rain Showers 45° 45° 22% 0.00 in NE 1 70% 36° 66% –
11 AM Slight Chance Rain Showers 48° 48° 22% 0.00 in ENE 2 63% 36° 66% –
12 PM Slight Chance Rain Showers 50° 50° 17% 0.00 in E 2 56% 35° 54% –
1 PM Slight Chance Rain Showers 52° 52° 17% 0.00 in E 2 G8 52% 35° 54% –
2 PM Slight Chance Rain Showers 53° 53° 17% 0.00 in E 3 G8 50% 35° 54% –
3 PM Slight Chance Rain Showers 54° 54° 17% 0.00 in E 3 G8 48% 35° 54% –
4 PM Slight Chance Rain Showers 54° 54° 17% 0.00 in ENE 3 G8 48% 35° 54% –
5 PM Slight Chance Rain Showers 54° 54° 17% 0.00 in ENE 2 G8 50% 36° 54% –
6 PM Slight Chance Rain Showers 53° 53° 23% 0.00 in ENE 2 52% 36° 57% –
7 PM Slight Chance Rain Showers 51° 51° 23% 0.00 in NE 2 56% 36° 57% –
8 PM Slight Chance Rain Showers 48° 48° 23% 0.00 in N 1 63% 36° 57% –
9 PM Slight Chance Rain Showers 46° 46° 23% 0.00 in N 1 68% 36° 57% –
10 PM Slight Chance Rain Showers 45° 45° 23% 0.00 in N 1 70% 36° 57% –
11 PM Slight Chance Rain Showers 44° 44° 23% 0.00 in Calm 73% 36° 57% –
Monday, October 2624 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Slight Chance Rain Showers 43° 43° 21% 0.00 in Calm 76% 36° 59% –
1 AM Slight Chance Rain Showers 42° 42° 21% 0.00 in Calm 79% 36° 59% –
2 AM Slight Chance Rain Showers 40° 40° 21% 0.00 in Calm 82% 35° 59% –
3 AM Slight Chance Rain Showers 39° 39° 21% 0.00 in Calm 85% 35° 59% –
4 AM Slight Chance Rain Showers 38° 38° 21% 0.00 in Calm 89% 35° 59% –
5 AM Slight Chance Rain Showers 37° 37° 21% 0.00 in Calm 96% 36° 59% –
6 AM Slight Chance Rain Showers 37° 37° 18% 0.00 in Calm 96% 36° 57% –
7 AM Slight Chance Rain Showers 38° 38° 18% 0.00 in Calm 92% 36° 57% –
8 AM Slight Chance Rain Showers 40° 40° 18% 0.00 in Calm 85% 36° 57% –
9 AM Slight Chance Rain Showers 43° 43° 18% 0.00 in Calm 76% 36° 57% –
10 AM Slight Chance Rain Showers 46° 46° 18% 0.00 in NE 1 68% 36° 57% –
11 AM Slight Chance Rain Showers 49° 49° 18% 0.00 in ENE 2 58% 35° 57% –
12 PM Mostly Sunny 52° 52° 11% 0.00 in E 3 52% 35° 43% –
1 PM Mostly Sunny 54° 54° 11% 0.00 in E 3 G8 48% 35° 43% –
2 PM Mostly Sunny 55° 55° 11% 0.00 in E 3 G9 45% 34° 43% –
3 PM Mostly Sunny 55° 55° 11% 0.00 in E 3 G9 45% 34° 43% –
4 PM Mostly Sunny 55° 55° 11% 0.00 in ENE 3 G9 47% 35° 43% –
5 PM Mostly Sunny 54° 54° 11% 0.00 in ENE 2 G8 48% 35° 43% –
6 PM Mostly Cloudy 53° 53° 13% 0.00 in ENE 2 52% 36° 56% –
7 PM Mostly Cloudy 50° 50° 13% 0.00 in NE 2 58% 36° 56% –
8 PM Mostly Cloudy 47° 47° 13% 0.00 in NNE 1 63% 35° 56% –
9 PM Mostly Cloudy 44° 44° 13% 0.00 in NNE 1 70% 35° 56% –
10 PM Mostly Cloudy 43° 43° 13% 0.00 in N 1 73% 35° 56% –
11 PM Mostly Cloudy 42° 42° 13% 0.00 in Calm 76% 35° 56% –
Tuesday, October 2720 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Partly Cloudy 42° 42° 7% 0.00 in Calm 76% 35° 43% –
1 AM Partly Cloudy 41° 41° 7% 0.00 in Calm 76% 34° 43% –
2 AM Partly Cloudy 40° 40° 7% 0.00 in Calm 79% 34° 43% –
3 AM Partly Cloudy 39° 39° 7% 0.00 in Calm 79% 33° 43% –
4 AM Partly Cloudy 38° 38° 7% 0.00 in Calm 82% 33° 43% –
5 AM Partly Cloudy 37° 37° 7% 0.00 in Calm 85% 33° 43% –
6 AM Mostly Sunny 37° 37° 5% 0.00 in Calm 85% 33° 46% –
7 AM Mostly Sunny 38° 38° 5% 0.00 in Calm 82% 33° 46% –
8 AM Mostly Sunny 41° 41° 5% 0.00 in Calm 76% 34° 46% –
9 AM Mostly Sunny 44° 44° 5% 0.00 in Calm 68% 34° 46% –
10 AM Mostly Sunny 48° 48° 5% 0.00 in N 1 58% 34° 46% –
11 AM Mostly Sunny 52° 52° 5% 0.00 in ENE 1 50% 34° 46% –
12 PM Mostly Sunny 55° 55° 4% 0.00 in E 2 43% 33° 30% –
1 PM Mostly Sunny 58° 58° 4% 0.00 in E 2 37% 32° 30% –
2 PM Mostly Sunny 59° 59° 4% 0.00 in E 2 G8 34% 31° 30% –
3 PM Mostly Sunny 60° 60° 4% 0.00 in ESE 2 G8 33% 31° 30% –
4 PM Mostly Sunny 60° 60° 4% 0.00 in ENE 2 35% 32° 30% –
5 PM Mostly Sunny 58° 58° 4% 0.00 in NNW 1 39% 33° 30% –
6 PM Mostly Clear 56° 56° 5% 0.00 in WNW 1 43% 34° 24% –
7 PM Mostly Clear 53° 53° 5% 0.00 in WNW 2 48% 34° 24% –

National Weather Service forecast updated 12 hrs ago. Precipitation amounts are the forecast liquid equivalent for each hour.

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 4Search index and reflects what the press published. Terms of use.