Boulder, CO Hourly Weather

Boulder County8:49 PM MDT40.01°N, 105.27°WElevation 5,328 ft

Next 48 hours

8 PM 11 PM Wed Oct 21 2 AM 5 AM 8 AM 11 AM 2 PM 5 PM 8 PM 11 PM Thu Oct 22 2 AM 5 AM 8 AM 11 AM 2 PM 5 PM 50° 55° 60° 65° 70° 75° %
TemperatureFeels likeChance of precipitationNight
Tuesday, October 204 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
8 PM Mostly Clear 61° 61° 0% 0.00 in W 5 46% 40° 7% 0
9 PM Clear 59° 59° 0% 0.00 in W 6 49% 40° 5% 0
10 PM Clear 58° 58° 0% 0.00 in W 6 51% 40° 5% 0
11 PM Clear 56° 56° 0% 0.00 in W 6 55% 40° 4% 0
Wednesday, October 2124 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 56° 56° 0% 0.00 in W 6 55% 40° 4% 0
1 AM Clear 55° 55° 0% 0.00 in W 6 55% 39° 2% 0
2 AM Clear 55° 55° 0% 0.00 in W 6 55% 39° 5% 0
3 AM Mostly Clear 55° 55° 0% 0.00 in W 6 53% 38° 10% 0
4 AM Mostly Clear 53° 53° 0% 0.00 in W 5 57% 38° 21% 0
5 AM Mostly Clear 53° 53° 0% 0.00 in W 5 57% 38° 23% 0
6 AM Mostly Sunny 53° 53° 0% 0.00 in W 5 59% 39° 31% 0
7 AM Mostly Sunny 52° 52° 0% 0.00 in W 5 63% 40° 46% 0
8 AM Mostly Sunny 54° 54° 0% 0.00 in W 5 64% 42° 49% 0
9 AM Mostly Sunny 59° 59° 0% 0.00 in W 2 55% 43° 49% 1
10 AM Sunny 66° 66° 0% 0.00 in SW 1 43% 43° 23% 3
11 AM Sunny 69° 69° 0% 0.00 in E 3 39% 43° 10% 4
12 PM Sunny 72° 72° 6% 0.00 in ESE 6 35% 43° 17% 5
1 PM Mostly Sunny 74° 74° 6% 0.00 in ESE 7 33% 43° 32% 6
2 PM Mostly Sunny 75° 75° 6% 0.00 in ESE 7 31% 42° 46% 5
3 PM Mostly Sunny 76° 76° 9% 0.00 in ESE 6 27% 40° 41% 3
4 PM Mostly Sunny 76° 76° 9% 0.00 in E 3 26% 39° 49% 1
5 PM Partly Sunny 74° 74° 9% 0.00 in NE 2 28% 39° 65% 0
6 PM Mostly Cloudy 71° 71° 13% 0.00 in N 3 32% 40° 70% 0
7 PM Mostly Cloudy 68° 68° 13% 0.00 in NNW 3 37% 41° 63% 0
8 PM Partly Cloudy 64° 64° 13% 0.00 in WNW 5 43% 41° 47% 0
9 PM Mostly Cloudy 62° 62° 13% 0.00 in W 5 46% 41° 66% 0
10 PM Mostly Cloudy 61° 61° 13% 0.00 in W 5 48% 41° 58% 0
11 PM Mostly Cloudy 60° 60° 13% 0.00 in WSW 5 51% 42° 58% 0
Thursday, October 2224 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 58° 58° 7% 0.00 in WSW 5 55% 42° 64% 0
1 AM Mostly Cloudy 58° 58° 7% 0.00 in W 5 55% 42° 53% 0
2 AM Mostly Cloudy 57° 57° 7% 0.00 in W 3 57% 42° 60% 0
3 AM Mostly Cloudy 56° 56° 7% 0.00 in W 3 59% 42° 82% 0
4 AM Mostly Cloudy 55° 55° 7% 0.00 in WNW 3 61% 42° 70% 0
5 AM Mostly Cloudy 54° 54° 7% 0.00 in W 3 64% 42° 82% 0
6 AM Cloudy 54° 54° 11% 0.00 in W 3 64% 42° 90% 0
7 AM Cloudy 53° 53° 11% 0.00 in W 3 66% 42° 100% 0
8 AM Cloudy 55° 55° 11% 0.00 in W 3 66% 44° 96% 0
9 AM Cloudy 59° 59° 11% 0.00 in W 2 62% 46° 91% 1
10 AM Mostly Cloudy 62° 62° 11% 0.00 in WSW 1 56% 46° 85% 3
11 AM Mostly Cloudy 66° 66° 11% 0.00 in SE 1 48% 46° 78% 4
12 PM Mostly Cloudy 70° 70° 14% 0.00 in ESE 3 41% 45° 72% 5
1 PM Mostly Cloudy 72° 72° 14% 0.00 in ESE 5 38% 45° 74% 5
2 PM Mostly Cloudy 73° 73° 14% 0.00 in ESE 5 37% 45° 77% 5
3 PM Slight Chance Rain Showers 73° 73° 16% 0.00 in ESE 5 37% 45° 79% 3
4 PM Slight Chance Rain Showers 72° 72° 16% 0.00 in SE 1 34% 42° 77% 1
5 PM Slight Chance Rain Showers 70° 70° 16% 0.00 in W 2 36% 42° 76% 0
6 PM Mostly Cloudy 68° 68° 13% 0.00 in W 5 40% 43° 74% 0
7 PM Mostly Cloudy 66° 66° 13% 0.00 in W 5 43% 43° 75% 0
8 PM Mostly Cloudy 64° 64° 13% 0.00 in W 5 48% 44° 77% 0
9 PM Mostly Cloudy 62° 62° 13% 0.00 in WSW 5 54% 45° 78% 0
10 PM Mostly Cloudy 60° 60° 13% 0.00 in SW 5 58% 45° 82% 0
11 PM Mostly Cloudy 59° 59° 13% 0.00 in SW 5 62% 46° 85% 0
Friday, October 2324 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Cloudy 58° 58° 8% 0.00 in WSW 3 64% 46° 89% 0
1 AM Cloudy 58° 58° 8% 0.00 in WSW 3 64% 46° 89% –
2 AM Cloudy 57° 57° 8% 0.00 in WSW 3 64% 45° 88% –
3 AM Cloudy 56° 56° 8% 0.00 in WSW 3 66% 45° 88% –
4 AM Mostly Cloudy 55° 55° 8% 0.00 in WSW 3 69% 45° 81% –
5 AM Mostly Cloudy 54° 54° 8% 0.00 in WSW 3 71% 45° 75% –
6 AM Partly Sunny 53° 53° 3% 0.00 in WSW 3 74% 45° 68% –
7 AM Partly Sunny 54° 54° 3% 0.00 in WSW 3 71% 45° 56% –
8 AM Mostly Sunny 56° 56° 3% 0.00 in WSW 5 69% 46° 44% –
9 AM Mostly Sunny 59° 59° 3% 0.00 in WSW 5 60% 45° 32% –
10 AM Mostly Sunny 64° 64° 3% 0.00 in WSW 3 48% 44° 29% –
11 AM Sunny 69° 69° 3% 0.00 in SW 5 37% 42° 25% –
12 PM Sunny 74° 74° 9% 0.00 in SSW 5 29% 40° 22% –
1 PM Sunny 76° 76° 9% 0.00 in SSW 5 26% 39° 23% –
2 PM Sunny 78° 78° 9% 0.00 in SW 6 25% 39° 23% –
3 PM Sunny 78° 78° 9% 0.00 in SW 6 25% 39° 24% –
4 PM Sunny 76° 76° 9% 0.00 in WSW 7 26% 39° 21% –
5 PM Sunny 73° 73° 9% 0.00 in WSW 7 G14 29% 39° 18% –
6 PM Mostly Clear 65° 65° 6% 0.00 in W 6 G16 37% 38° 15% –
7 PM Mostly Clear 63° 63° 6% 0.00 in W 7 G18 39% 38° 15% –
8 PM Mostly Clear 60° 60° 6% 0.00 in W 9 G20 42% 37° 15% –
9 PM Mostly Clear 58° 58° 6% 0.00 in W 9 G20 45% 37° 15% –
10 PM Mostly Clear 56° 56° 6% 0.00 in W 8 G18 49% 37° 15% –
11 PM Mostly Clear 54° 54° 6% 0.00 in W 7 G15 52% 37° 15% –
Saturday, October 2424 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 53° 53° 13% 0.00 in W 6 G13 54% 37° 19% –
1 AM Mostly Clear 52° 52° 13% 0.00 in W 5 G10 56% 37° 19% –
2 AM Mostly Clear 51° 51° 13% 0.00 in W 3 G8 59% 37° 19% –
3 AM Mostly Clear 50° 50° 13% 0.00 in W 2 61% 37° 19% –
4 AM Mostly Clear 49° 49° 13% 0.00 in W 1 63% 37° 19% –
5 AM Mostly Clear 48° 48° 13% 0.00 in W 1 65% 37° 19% –
6 AM Chance Rain Showers 48° 48° 37% <0.01 in W 1 65% 37° 58% –
7 AM Chance Rain Showers 48° 48° 37% <0.01 in SW 1 68% 38° 58% –
8 AM Chance Rain Showers 48° 48° 37% <0.01 in SSE 2 74% 40° 58% –
9 AM Chance Rain Showers 49° 48° 37% <0.01 in ESE 3 G9 74% 41° 58% –
10 AM Chance Rain Showers 51° 51° 37% <0.01 in ESE 3 G10 68% 41° 58% –
11 AM Chance Rain Showers 52° 52° 37% <0.01 in E 5 G12 66% 41° 58% –
12 PM Chance Rain Showers 54° 54° 40% <0.01 in E 5 G12 61% 41° 60% –
1 PM Chance Rain Showers 55° 55° 40% <0.01 in E 5 G13 59% 41° 60% –
2 PM Chance Rain Showers 56° 56° 40% <0.01 in E 5 G13 55% 40° 60% –
3 PM Chance Rain Showers 56° 56° 40% <0.01 in E 5 G13 55% 40° 60% –
4 PM Chance Rain Showers 55° 55° 40% <0.01 in E 3 G12 55% 39° 60% –
5 PM Chance Rain Showers 54° 54° 40% <0.01 in E 3 G10 57% 39° 60% –
6 PM Chance Rain Showers 53° 53° 41% <0.01 in E 2 G9 57% 38° 61% –
7 PM Chance Rain Showers 52° 52° 41% <0.01 in E 2 G8 59% 38° 61% –
8 PM Chance Rain Showers 50° 50° 41% <0.01 in E 1 63% 38° 61% –
9 PM Chance Rain Showers 49° 49° 41% <0.01 in E 1 66% 38° 61% –
10 PM Chance Rain Showers 48° 48° 41% <0.01 in E 1 68% 38° 61% –
11 PM Chance Rain Showers 46° 46° 41% <0.01 in Calm 73% 38° 61% –
Sunday, October 2524 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Chance Rain Showers 45° 45° 32% 0.00 in Calm 76% 38° 59% –
1 AM Chance Rain Showers 44° 44° 32% 0.00 in Calm 79% 38° 59% –
2 AM Chance Rain Showers 44° 44° 32% 0.00 in Calm 76% 37° 59% –
3 AM Chance Rain Showers 44° 44° 32% 0.00 in Calm 76% 37° 59% –
4 AM Chance Rain Showers 43° 43° 32% 0.00 in Calm 76% 36° 59% –
5 AM Chance Rain Showers 42° 42° 32% 0.00 in Calm 79% 36° 59% –
6 AM Slight Chance Rain Showers 42° 42° 17% 0.00 in Calm 79% 36° 53% –
7 AM Slight Chance Rain Showers 42° 42° 17% 0.00 in Calm 82% 37° 53% –
8 AM Slight Chance Rain Showers 43° 43° 17% 0.00 in NNW 1 82% 38° 53% –
9 AM Slight Chance Rain Showers 45° 45° 17% 0.00 in NNW 1 79% 39° 53% –
10 AM Slight Chance Rain Showers 48° 48° 17% 0.00 in N 1 74% 40° 53% –
11 AM Slight Chance Rain Showers 51° 51° 17% 0.00 in ENE 2 66% 40° 53% –
12 PM Partly Sunny 54° 54° 10% 0.00 in E 2 59% 40° 51% –
1 PM Partly Sunny 56° 56° 10% 0.00 in E 2 G8 55% 40° 51% –
2 PM Partly Sunny 58° 58° 10% 0.00 in E 3 G9 49% 39° 51% –
3 PM Partly Sunny 58° 58° 10% 0.00 in E 3 G9 49% 39° 51% –
4 PM Partly Sunny 57° 57° 10% 0.00 in E 3 G8 51% 39° 51% –
5 PM Partly Sunny 56° 56° 10% 0.00 in ENE 2 51% 38° 51% –
6 PM Slight Chance Rain Showers 54° 54° 18% 0.00 in ENE 1 55% 38° 48% –
7 PM Slight Chance Rain Showers 52° 52° 18% 0.00 in NE 1 59% 38° 48% –
8 PM Slight Chance Rain Showers 50° 50° 18% 0.00 in Calm 61% 37° 48% –
9 PM Slight Chance Rain Showers 48° 48° 18% 0.00 in Calm 65% 37° 48% –
10 PM Slight Chance Rain Showers 47° 47° 18% 0.00 in Calm 68% 37° 48% –
11 PM Slight Chance Rain Showers 46° 46° 18% 0.00 in Calm 68% 36° 48% –
Monday, October 2624 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Slight Chance Rain Showers 45° 45° 18% 0.00 in Calm 70% 36° 34% –
1 AM Slight Chance Rain Showers 45° 45° 18% 0.00 in Calm 70% 36° 34% –
2 AM Slight Chance Rain Showers 44° 44° 18% 0.00 in Calm 70% 35° 34% –
3 AM Slight Chance Rain Showers 44° 44° 18% 0.00 in Calm 70% 35° 34% –
4 AM Slight Chance Rain Showers 43° 43° 18% 0.00 in Calm 70% 34° 34% –
5 AM Slight Chance Rain Showers 42° 42° 18% 0.00 in Calm 70% 33° 34% –
6 AM Slight Chance Rain Showers 42° 42° 22% 0.00 in Calm 70% 33° 43% –
7 AM Slight Chance Rain Showers 43° 43° 22% 0.00 in Calm 70% 34° 43% –
8 AM Slight Chance Rain Showers 44° 44° 22% 0.00 in N 1 73% 36° 43% –
9 AM Slight Chance Rain Showers 46° 46° 22% 0.00 in N 1 71% 37° 43% –
10 AM Slight Chance Rain Showers 49° 49° 22% 0.00 in N 1 66% 38° 43% –
11 AM Slight Chance Rain Showers 52° 52° 22% 0.00 in NE 2 59% 38° 43% –
12 PM Mostly Sunny 55° 55° 11% 0.00 in ENE 2 53% 38° 29% –
1 PM Mostly Sunny 57° 57° 11% 0.00 in ENE 2 G8 49% 38° 29% –
2 PM Mostly Sunny 58° 58° 11% 0.00 in ENE 2 G8 45% 37° 29% –
3 PM Mostly Sunny 58° 58° 11% 0.00 in ENE 2 G8 45% 37° 29% –
4 PM Mostly Sunny 57° 57° 11% 0.00 in ENE 2 47% 37° 29% –
5 PM Mostly Sunny 56° 56° 11% 0.00 in NNE 1 47% 36° 29% –
6 PM Slight Chance Rain Showers 54° 54° 17% 0.00 in NNE 1 50% 36° 46% –
7 PM Slight Chance Rain Showers 52° 52° 17% 0.00 in N 1 54% 36° 46% –
8 PM Slight Chance Rain Showers 49° 49° 17% 0.00 in Calm 61% 36° 46% –
9 PM Slight Chance Rain Showers 47° 47° 17% 0.00 in Calm 65% 36° 46% –
10 PM Slight Chance Rain Showers 46° 46° 17% 0.00 in Calm 65% 35° 46% –
11 PM Slight Chance Rain Showers 45° 45° 17% 0.00 in Calm 68% 35° 46% –
Tuesday, October 278 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Partly Cloudy 44° 44° 14% 0.00 in Calm 68% 34° 45% –
1 AM Partly Cloudy 43° 43° 14% 0.00 in Calm 70% 34° 45% –
2 AM Partly Cloudy 43° 43° 14% 0.00 in Calm 67% 33° 45% –
3 AM Partly Cloudy 42° 42° 14% 0.00 in Calm 70% 33° 45% –
4 AM Partly Cloudy 41° 41° 14% 0.00 in Calm 70% 32° 45% –
5 AM Partly Cloudy 40° 40° 14% 0.00 in Calm 73% 32° 45% –
6 AM Mostly Sunny 40° 40° 3% 0.00 in Calm 73% 32° 43% –
7 AM Mostly Sunny 41° 41° 3% 0.00 in Calm 73% 33° 43% –

National Weather Service forecast updated 8 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.