Boulder, CO 80301 Hourly Weather

Boulder County7:34 PM MDT40.05°N, 105.21°W

Next 48 hours

7 PM 10 PM Wed Oct 21 1 AM 4 AM 7 AM 10 AM 1 PM 4 PM 7 PM 10 PM Thu Oct 22 1 AM 4 AM 7 AM 10 AM 1 PM 4 PM 45° 50° 55° 60° 65° 70° 75° %
TemperatureFeels likeChance of precipitationNight
Tuesday, October 205 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
7 PM Clear 66° 66° 0% 0.00 in WNW 2 34% 37° 5% 0
8 PM Mostly Clear 61° 61° 0% 0.00 in W 3 41% 37° 12% 0
9 PM Mostly Clear 58° 58° 0% 0.00 in W 6 45% 37° 6% 0
10 PM Mostly Clear 56° 56° 0% 0.00 in W 6 51% 38° 6% 0
11 PM Clear 55° 55° 0% 0.00 in W 6 55% 39° 4% 0
Wednesday, October 2124 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 54° 54° 0% 0.00 in W 6 57% 39° 5% 0
1 AM Clear 53° 53° 0% 0.00 in W 5 59% 39° 3% 0
2 AM Clear 52° 52° 0% 0.00 in W 5 59% 38° 5% 0
3 AM Mostly Clear 51° 51° 0% 0.00 in WSW 3 61% 38° 11% 0
4 AM Mostly Clear 50° 49° 0% 0.00 in WSW 3 63% 38° 17% 0
5 AM Mostly Clear 50° 49° 0% 0.00 in WSW 3 66% 39° 22% 0
6 AM Mostly Sunny 49° 48° 0% 0.00 in WSW 3 71% 40° 32% 0
7 AM Mostly Sunny 49° 48° 0% 0.00 in WSW 3 71% 40° 46% 0
8 AM Mostly Sunny 50° 50° 0% 0.00 in WSW 2 68% 40° 50% 0
9 AM Mostly Sunny 57° 57° 0% 0.00 in WSW 1 53% 40° 48% 1
10 AM Sunny 64° 64° 0% 0.00 in Calm 40% 39° 22% 3
11 AM Sunny 68° 68° 0% 0.00 in E 3 35% 39° 6% 4
12 PM Sunny 71° 71° 6% 0.00 in ESE 6 30% 38° 15% 5
1 PM Mostly Sunny 74° 74° 6% 0.00 in ESE 7 27% 38° 31% 5
2 PM Mostly Sunny 76° 76° 6% 0.00 in SE 7 25% 38° 43% 5
3 PM Mostly Sunny 76° 76° 6% 0.00 in ESE 6 22% 35° 39% 3
4 PM Partly Sunny 76° 76° 6% 0.00 in ESE 3 22% 35° 52% 1
5 PM Partly Sunny 74° 74° 6% 0.00 in NE 2 24% 35° 64% 0
6 PM Mostly Cloudy 72° 72° 13% 0.00 in N 3 28% 37° 66% 0
7 PM Mostly Cloudy 68° 68° 13% 0.00 in NNW 5 33% 38° 65% 0
8 PM Partly Cloudy 63° 63° 13% 0.00 in WNW 5 39% 38° 46% 0
9 PM Mostly Cloudy 61° 61° 13% 0.00 in W 5 44% 39° 63% 0
10 PM Mostly Cloudy 59° 59° 13% 0.00 in W 5 49% 40° 59% 0
11 PM Mostly Cloudy 58° 58° 13% 0.00 in WSW 5 53% 41° 61% 0
Thursday, October 2224 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 56° 56° 1% 0.00 in WSW 3 57% 41° 60% 0
1 AM Mostly Cloudy 56° 56° 1% 0.00 in WSW 2 57% 41° 54% 0
2 AM Mostly Cloudy 54° 54° 1% 0.00 in W 2 61% 41° 61% 0
3 AM Mostly Cloudy 53° 53° 1% 0.00 in W 3 64% 41° 81% 0
4 AM Mostly Cloudy 51° 51° 1% 0.00 in W 3 71% 42° 66% 0
5 AM Mostly Cloudy 51° 51° 1% 0.00 in W 3 71% 42° 80% 0
6 AM Cloudy 50° 49° 11% 0.00 in W 3 77% 43° 88% 0
7 AM Cloudy 50° 50° 11% 0.00 in W 2 77% 43° 100% 0
8 AM Cloudy 52° 52° 11% 0.00 in WNW 2 71% 43° 94% 0
9 AM Cloudy 56° 56° 11% 0.00 in WSW 1 62% 43° 88% 1
10 AM Mostly Cloudy 60° 60° 11% 0.00 in Calm 51% 42° 82% 3
11 AM Mostly Cloudy 65° 65° 11% 0.00 in SSE 1 41% 41° 76% 4
12 PM Mostly Cloudy 69° 69° 12% 0.00 in SE 2 35% 40° 70% 5
1 PM Mostly Cloudy 71° 71° 12% 0.00 in ESE 3 32% 40° 73% 5
2 PM Mostly Cloudy 72° 72° 12% 0.00 in ESE 5 31% 40° 77% 4
3 PM Slight Chance Rain Showers 73° 73° 16% 0.00 in ESE 5 30% 40° 80% 3
4 PM Slight Chance Rain Showers 72° 72° 16% 0.00 in SE 2 31% 40° 78% 1
5 PM Slight Chance Rain Showers 71° 71° 16% 0.00 in NW 2 32% 40° 77% 0
6 PM Mostly Cloudy 69° 69° 13% 0.00 in W 3 36% 41° 75% 0
7 PM Mostly Cloudy 66° 66° 13% 0.00 in W 5 42% 42° 76% 0
8 PM Mostly Cloudy 63° 63° 13% 0.00 in W 5 48% 43° 76% 0
9 PM Mostly Cloudy 61° 61° 13% 0.00 in WSW 5 53% 44° 77% 0
10 PM Mostly Cloudy 59° 59° 13% 0.00 in WSW 5 57% 44° 81% 0
11 PM Mostly Cloudy 58° 58° 13% 0.00 in WSW 3 62% 45° 85% 0
Friday, October 2324 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Cloudy 57° 57° 7% 0.00 in WSW 3 67% 46° 89% 0
1 AM Cloudy 56° 56° 7% 0.00 in WSW 3 66% 45° 89% 0
2 AM Cloudy 55° 55° 7% 0.00 in WSW 3 69% 45° 89% 0
3 AM Cloudy 54° 54° 7% 0.00 in SW 3 71% 45° 89% 0
4 AM Mostly Cloudy 52° 52° 7% 0.00 in SW 3 77% 45° 83% 0
5 AM Mostly Cloudy 51° 51° 7% 0.00 in SW 3 80% 45° 76% 0
6 AM Mostly Cloudy 51° 51° 2% 0.00 in SW 3 83% 46° 70% 0
7 AM Partly Sunny 52° 52° 2% 0.00 in WSW 3 80% 46° 57% –
8 AM Mostly Sunny 54° 54° 2% 0.00 in WSW 3 71% 45° 45% –
9 AM Mostly Sunny 57° 57° 2% 0.00 in WSW 3 64% 45° 32% –
10 AM Mostly Sunny 62° 62° 2% 0.00 in SW 3 50% 43° 28% –
11 AM Sunny 68° 68° 2% 0.00 in SSW 5 37% 41° 24% –
12 PM Sunny 73° 73° 7% 0.00 in S 6 30% 40° 20% –
1 PM Sunny 76° 76° 7% 0.00 in SSW 6 25% 38° 22% –
2 PM Sunny 78° 78° 7% 0.00 in SSW 7 24% 38° 24% –
3 PM Mostly Sunny 78° 78° 7% 0.00 in SW 7 24% 38° 26% –
4 PM Sunny 76° 76° 7% 0.00 in SW 8 G14 26% 39° 23% –
5 PM Sunny 74° 74° 7% 0.00 in WSW 8 G15 28% 39° 20% –
6 PM Mostly Clear 67° 67° 6% 0.00 in W 7 G17 30% 35° 17% –
7 PM Mostly Clear 63° 63° 6% 0.00 in W 8 G18 35% 35° 17% –
8 PM Mostly Clear 60° 60° 6% 0.00 in W 8 G18 39% 35° 17% –
9 PM Mostly Clear 57° 57° 6% 0.00 in W 8 G18 43% 35° 17% –
10 PM Mostly Clear 55° 55° 6% 0.00 in W 7 G16 47% 35° 17% –
11 PM Mostly Clear 53° 53° 6% 0.00 in W 5 G14 52% 36° 17% –
Saturday, October 2424 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 52° 52° 13% 0.00 in W 3 G10 54% 36° 20% –
1 AM Mostly Clear 50° 50° 13% 0.00 in W 2 G8 58% 36° 20% –
2 AM Mostly Clear 48° 48° 13% 0.00 in W 2 63% 36° 20% –
3 AM Mostly Clear 47° 47° 13% 0.00 in W 2 65% 36° 20% –
4 AM Mostly Clear 46° 46° 13% 0.00 in W 2 71% 37° 20% –
5 AM Mostly Clear 45° 45° 13% 0.00 in W 1 73% 37° 20% –
6 AM Chance Rain Showers 45° 45° 33% 0.00 in W 1 76% 38° 55% –
7 AM Chance Rain Showers 45° 45° 33% 0.00 in SW 1 76% 38° 55% –
8 AM Chance Rain Showers 46° 46° 33% 0.00 in SSE 2 73% 38° 55% –
9 AM Chance Rain Showers 48° 47° 33% 0.00 in ESE 3 G9 68% 38° 55% –
10 AM Chance Rain Showers 50° 48° 33% 0.00 in ESE 5 G10 63% 38° 55% –
11 AM Chance Rain Showers 52° 52° 33% 0.00 in E 6 56% 37° 55% –
12 PM Chance Rain Showers 54° 54° 34% <0.01 in E 6 G12 52% 37° 56% –
1 PM Chance Rain Showers 55° 55° 34% <0.01 in E 6 G13 51% 37° 56% –
2 PM Chance Rain Showers 56° 56° 34% <0.01 in E 5 G14 47% 36° 56% –
3 PM Chance Rain Showers 56° 56° 34% <0.01 in E 5 G14 47% 36° 56% –
4 PM Chance Rain Showers 56° 56° 34% <0.01 in E 5 G13 47% 36° 56% –
5 PM Chance Rain Showers 55° 55° 34% <0.01 in E 3 G12 47% 35° 56% –
6 PM Chance Rain Showers 54° 54° 38% <0.01 in E 3 G10 48% 35° 59% –
7 PM Chance Rain Showers 52° 52° 38% <0.01 in E 3 G9 52% 35° 59% –
8 PM Chance Rain Showers 49° 49° 38% <0.01 in ENE 2 61% 36° 59% –
9 PM Chance Rain Showers 47° 47° 38% <0.01 in ENE 2 65% 36° 59% –
10 PM Chance Rain Showers 46° 46° 38% <0.01 in ENE 1 68% 36° 59% –
11 PM Chance Rain Showers 45° 45° 38% <0.01 in ENE 1 73% 37° 59% –
Sunday, October 2524 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Chance Rain Showers 44° 44° 31% 0.00 in Calm 76% 37° 60% –
1 AM Chance Rain Showers 43° 43° 31% 0.00 in Calm 79% 37° 60% –
2 AM Chance Rain Showers 41° 41° 31% 0.00 in Calm 86% 37° 60% –
3 AM Chance Rain Showers 40° 40° 31% 0.00 in Calm 89% 37° 60% –
4 AM Chance Rain Showers 39° 39° 31% 0.00 in Calm 92% 37° 60% –
5 AM Chance Rain Showers 39° 39° 31% 0.00 in Calm 92% 37° 60% –
6 AM Slight Chance Rain Showers 39° 39° 15% 0.00 in Calm 92% 37° 53% –
7 AM Slight Chance Rain Showers 40° 40° 15% 0.00 in Calm 89% 37° 53% –
8 AM Slight Chance Rain Showers 42° 42° 15% 0.00 in N 1 79% 36° 53% –
9 AM Slight Chance Rain Showers 44° 44° 15% 0.00 in N 1 73% 36° 53% –
10 AM Slight Chance Rain Showers 47° 47° 15% 0.00 in NNE 1 65% 36° 53% –
11 AM Slight Chance Rain Showers 51° 51° 15% 0.00 in ENE 2 54% 35° 53% –
12 PM Mostly Sunny 54° 54° 8% 0.00 in E 2 48% 35° 50% –
1 PM Mostly Sunny 56° 56° 8% 0.00 in E 2 G8 45% 35° 50% –
2 PM Mostly Sunny 57° 57° 8% 0.00 in E 3 G9 43% 35° 50% –
3 PM Mostly Sunny 57° 57° 8% 0.00 in E 3 G10 43% 35° 50% –
4 PM Mostly Sunny 57° 57° 8% 0.00 in E 3 G9 43% 35° 50% –
5 PM Mostly Sunny 56° 56° 8% 0.00 in ENE 2 G8 45% 35° 50% –
6 PM Slight Chance Rain Showers 55° 55° 17% 0.00 in ENE 2 47% 35° 49% –
7 PM Slight Chance Rain Showers 52° 52° 17% 0.00 in NE 2 52% 35° 49% –
8 PM Slight Chance Rain Showers 49° 49° 17% 0.00 in N 1 61% 36° 49% –
9 PM Slight Chance Rain Showers 46° 46° 17% 0.00 in NNW 1 68% 36° 49% –
10 PM Slight Chance Rain Showers 45° 45° 17% 0.00 in NNW 1 70% 36° 49% –
11 PM Slight Chance Rain Showers 44° 44° 17% 0.00 in NW 1 73% 36° 49% –
Monday, October 2624 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Slight Chance Rain Showers 43° 43° 18% 0.00 in WNW 1 76% 36° 35% –
1 AM Slight Chance Rain Showers 42° 42° 18% 0.00 in WNW 1 76% 35° 35% –
2 AM Slight Chance Rain Showers 41° 41° 18% 0.00 in Calm 79% 35° 35% –
3 AM Slight Chance Rain Showers 40° 40° 18% 0.00 in Calm 79% 34° 35% –
4 AM Slight Chance Rain Showers 39° 39° 18% 0.00 in Calm 82% 34° 35% –
5 AM Slight Chance Rain Showers 39° 39° 18% 0.00 in Calm 82% 34° 35% –
6 AM Slight Chance Rain Showers 39° 39° 21% 0.00 in Calm 82% 34° 40% –
7 AM Slight Chance Rain Showers 40° 40° 21% 0.00 in Calm 79% 34° 40% –
8 AM Slight Chance Rain Showers 42° 42° 21% 0.00 in N 1 76% 35° 40% –
9 AM Slight Chance Rain Showers 44° 44° 21% 0.00 in N 1 70% 35° 40% –
10 AM Slight Chance Rain Showers 47° 47° 21% 0.00 in N 1 63% 35° 40% –
11 AM Slight Chance Rain Showers 51° 51° 21% 0.00 in NE 2 52% 34° 40% –
12 PM Mostly Sunny 54° 54° 11% 0.00 in ENE 2 47% 34° 28% –
1 PM Mostly Sunny 56° 56° 11% 0.00 in ENE 2 G8 43% 34° 28% –
2 PM Mostly Sunny 58° 58° 11% 0.00 in ENE 3 G8 39% 33° 28% –
3 PM Mostly Sunny 58° 58° 11% 0.00 in ENE 3 G8 39% 33° 28% –
4 PM Mostly Sunny 58° 58° 11% 0.00 in ENE 3 G8 39% 33° 28% –
5 PM Mostly Sunny 56° 56° 11% 0.00 in NE 2 G8 43% 34° 28% –
6 PM Slight Chance Rain Showers 54° 54° 17% 0.00 in NE 2 47% 34° 47% –
7 PM Slight Chance Rain Showers 51° 51° 17% 0.00 in NNE 2 52% 34° 47% –
8 PM Slight Chance Rain Showers 49° 49° 17% 0.00 in N 1 56% 34° 47% –
9 PM Slight Chance Rain Showers 46° 46° 17% 0.00 in N 1 63% 34° 47% –
10 PM Slight Chance Rain Showers 44° 44° 17% 0.00 in N 1 68% 34° 47% –
11 PM Slight Chance Rain Showers 43° 43° 17% 0.00 in Calm 70% 34° 47% –
Tuesday, October 277 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Slight Chance Rain Showers 42° 42° 16% 0.00 in Calm 73% 34° 47% –
1 AM Slight Chance Rain Showers 41° 41° 16% 0.00 in Calm 76% 34° 47% –
2 AM Slight Chance Rain Showers 39° 39° 16% 0.00 in Calm 79% 33° 47% –
3 AM Slight Chance Rain And Snow Showers 38° 38° 16% 0.00 in Calm 82% 33° 47% –
4 AM Slight Chance Rain And Snow Showers 37° 37° 16% 0.00 in Calm 85% 33° 47% –
5 AM Slight Chance Rain And Snow Showers 37° 37° 16% 0.00 in Calm 85% 33° 47% –
6 AM Mostly Sunny 37° 37° 2% 0.00 in Calm 85% 33° 44% –

National Weather Service forecast updated 6 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 4Conservative index and reflects what the press published. Terms of use.