Longmont, CO 80503 Hourly Weather

Boulder County12:47 PM MDT40.16°N, 105.16°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 45° 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° 2% 0.00 in ESE 5 38% 43° 38% 5
1 PM Mostly Sunny 74° 74° 2% 0.00 in ESE 6 33% 43° 44% 5
2 PM Mostly Sunny 74° 74° 2% 0.00 in SE 6 32% 42° 50% 4
3 PM Mostly Sunny 76° 76° 3% 0.00 in SE 6 27% 40° 49% 3
4 PM Partly Sunny 76° 76° 3% 0.00 in ESE 5 26% 39° 58% 1
5 PM Partly Sunny 74° 74° 3% 0.00 in E 3 29% 40° 66% 0
6 PM Mostly Cloudy 72° 72° 9% 0.00 in NNE 3 33% 41° 68% 0
7 PM Mostly Cloudy 68° 68° 9% 0.00 in N 3 39% 42° 72% 0
8 PM Mostly Cloudy 62° 62° 9% 0.00 in NNW 5 46% 41° 65% 0
9 PM Mostly Cloudy 60° 60° 9% 0.00 in NW 5 49% 41° 68% 0
10 PM Mostly Cloudy 59° 59° 9% 0.00 in NW 5 51% 41° 69% 0
11 PM Mostly Cloudy 57° 57° 9% 0.00 in WNW 5 57% 42° 71% 0
Thursday, October 2224 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 55° 55° 4% 0.00 in WNW 5 59% 41° 73% 0
1 AM Mostly Cloudy 54° 54° 4% 0.00 in WNW 3 61% 41° 76% 0
2 AM Mostly Cloudy 53° 53° 4% 0.00 in NW 3 64% 41° 75% 0
3 AM Mostly Cloudy 52° 52° 4% 0.00 in NNW 5 69% 42° 75% 0
4 AM Mostly Cloudy 50° 49° 4% 0.00 in NNW 3 74% 42° 70% 0
5 AM Mostly Cloudy 50° 49° 4% 0.00 in NW 3 74% 42° 76% 0
6 AM Mostly Cloudy 49° 49° 5% 0.00 in WNW 2 77% 42° 81% 0
7 AM Mostly Cloudy 48° 48° 5% 0.00 in WNW 2 83% 43° 84% 0
8 AM Mostly Cloudy 50° 50° 5% 0.00 in WNW 2 80% 44° 82% 0
9 AM Mostly Cloudy 55° 55° 6% 0.00 in WNW 2 69% 45° 77% 1
10 AM Mostly Cloudy 61° 61° 6% 0.00 in SSE 1 56% 45° 83% 2
11 AM Mostly Cloudy 65° 65° 6% 0.00 in E 2 48% 45° 86% 4
12 PM Mostly Cloudy 69° 69° 9% 0.00 in E 2 42% 45° 86% 5
1 PM Mostly Cloudy 71° 71° 9% 0.00 in E 3 39% 45° 79% 5
2 PM Partly Sunny 72° 72° 9% 0.00 in E 5 38% 45° 63% 4
3 PM Partly Sunny 73° 73° 12% 0.00 in ENE 5 37% 45° 58% 3
4 PM Partly Sunny 74° 74° 12% 0.00 in NNE 3 35% 45° 56% 1
5 PM Partly Sunny 72° 72° 12% 0.00 in N 3 38% 45° 60% 0
6 PM Slight Chance Rain Showers 69° 69° 16% 0.00 in NNW 5 44% 46° 63% 0
7 PM Slight Chance Rain Showers 67° 67° 16% 0.00 in NW 3 49% 47° 67% 0
8 PM Slight Chance Rain Showers 64° 64° 16% 0.00 in WNW 3 54% 47° 74% 0
9 PM Slight Chance Rain Showers 61° 61° 16% 0.00 in WNW 5 60% 47° 81% 0
10 PM Slight Chance Rain Showers 59° 59° 16% 0.00 in W 5 64% 47° 82% 0
11 PM Slight Chance Rain Showers 59° 59° 16% 0.00 in W 3 64% 47° 83% 0
Friday, October 2324 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 58° 58° 13% 0.00 in W 2 67% 47° 84% 0
1 AM Mostly Cloudy 57° 57° 13% 0.00 in W 2 69% 47° 83% 0
2 AM Mostly Cloudy 55° 55° 13% 0.00 in W 2 74% 47° 82% 0
3 AM Mostly Cloudy 54° 54° 13% 0.00 in W 2 77% 47° 81% 0
4 AM Mostly Cloudy 53° 53° 13% 0.00 in W 2 80% 47° 77% 0
5 AM Mostly Cloudy 52° 52° 13% 0.00 in W 2 80% 46° 73% 0
6 AM Partly Sunny 51° 51° 4% 0.00 in WNW 3 83% 46° 69% 0
7 AM Partly Sunny 52° 52° 4% 0.00 in W 3 83% 47° 60% 0
8 AM Mostly Sunny 54° 54° 4% 0.00 in W 3 80% 48° 50% 0
9 AM Mostly Sunny 57° 57° 4% 0.00 in W 3 75% 49° 41% 1
10 AM Mostly Sunny 62° 62° 4% 0.00 in SW 3 60% 48° 32% 2
11 AM Sunny 69° 69° 4% 0.00 in S 3 45% 47° 23% 4
12 PM Sunny 74° 74° 8% 0.00 in S 3 35% 45° 14% 5
1 PM Sunny 77° 77° 8% 0.00 in SSW 5 30% 43° 15% 5
2 PM Sunny 78° 78° 8% 0.00 in WSW 5 27% 41° 17% 4
3 PM Sunny 78° 78° 8% 0.00 in W 6 25% 39° 18% 3
4 PM Sunny 77° 77° 8% 0.00 in W 7 25% 39° 18% 1
5 PM Sunny 74° 74° 8% 0.00 in W 7 29% 40° 19% 0
6 PM Mostly Clear 71° 71° 5% 0.00 in W 8 32% 40° 19% 0
7 PM Mostly Clear 67° 67° 5% 0.00 in W 8 37% 40° 19% 0
8 PM Mostly Clear 62° 62° 5% 0.00 in W 9 G15 43% 39° 19% 0
9 PM Mostly Clear 58° 58° 5% 0.00 in W 9 G15 47% 38° 19% 0
10 PM Partly Cloudy 56° 56° 5% 0.00 in W 9 G15 49% 37° 26% 0
11 PM Partly Cloudy 54° 54° 5% 0.00 in W 8 52% 37° 33% 0
Saturday, October 2424 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Slight Chance Rain Showers 53° 53° 21% 0.00 in W 5 54% 37° 40% 0
1 AM Slight Chance Rain Showers 51° 51° 21% 0.00 in W 3 G8 59% 37° 40% –
2 AM Slight Chance Rain Showers 49° 48° 21% 0.00 in W 3 66% 38° 40% –
3 AM Slight Chance Rain Showers 47° 47° 21% 0.00 in W 2 71% 38° 40% –
4 AM Slight Chance Rain Showers 45° 45° 21% 0.00 in W 1 76% 38° 46% –
5 AM Slight Chance Rain Showers 44° 44° 21% 0.00 in WSW 1 82% 39° 53% –
6 AM Chance Rain Showers 44° 44° 38% <0.01 in WSW 1 82% 39° 59% –
7 AM Chance Rain Showers 44° 44° 38% <0.01 in SSW 2 86% 40° 59% –
8 AM Chance Rain Showers 45° 43° 38% <0.01 in ESE 5 G10 86% 41° 59% –
9 AM Chance Rain Showers 47° 44° 38% <0.01 in ENE 6 G13 83% 42° 59% –
10 AM Chance Rain Showers 48° 45° 38% <0.01 in ENE 6 G14 80% 42° 59% –
11 AM Chance Rain Showers 51° 51° 38% <0.01 in E 6 G14 71% 42° 59% –
12 PM Chance Rain Showers 52° 52° 36% 0.00 in E 6 G14 66% 41° 57% –
1 PM Chance Rain Showers 54° 54° 36% 0.00 in E 6 G15 59% 40° 57% –
2 PM Chance Rain Showers 54° 54° 36% 0.00 in E 7 G15 59% 40° 57% –
3 PM Chance Rain Showers 54° 54° 36% 0.00 in E 7 G15 57% 39° 57% –
4 PM Chance Rain Showers 54° 54° 36% 0.00 in E 7 G14 57% 39° 61% –
5 PM Chance Rain Showers 53° 53° 36% 0.00 in ENE 6 G13 59% 39° 65% –
6 PM Chance Rain Showers 53° 53° 54% <0.01 in ENE 5 G12 61% 40° 69% –
7 PM Chance Rain Showers 50° 49° 54% <0.01 in ENE 3 G10 66% 39° 69% –
8 PM Chance Rain Showers 48° 47° 54% <0.01 in ENE 3 G8 68% 38° 69% –
9 PM Chance Rain Showers 46° 46° 54% <0.01 in ENE 2 71% 37° 69% –
10 PM Chance Rain Showers 45° 45° 54% <0.01 in ENE 2 73% 37° 69% –
11 PM Chance Rain Showers 44° 44° 54% <0.01 in NE 1 79% 38° 69% –
Sunday, October 2524 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Chance Rain Showers 43° 43° 39% <0.01 in NE 1 82% 38° 71% –
1 AM Chance Rain Showers 42° 42° 39% <0.01 in NE 1 86% 38° 71% –
2 AM Chance Rain Showers 40° 40° 39% <0.01 in Calm 92% 38° 71% –
3 AM Chance Rain Showers 39° 39° 39% <0.01 in Calm 96% 38° 71% –
4 AM Chance Rain Showers 38° 38° 39% <0.01 in Calm 100% 38° 71% –
5 AM Chance Rain Showers 38° 38° 39% <0.01 in Calm 100% 38° 71% –
6 AM Slight Chance Rain Showers 38° 38° 19% 0.00 in Calm 100% 38° 62% –
7 AM Slight Chance Rain Showers 39° 39° 19% 0.00 in NNE 1 100% 39° 62% –
8 AM Slight Chance Rain Showers 40° 40° 19% 0.00 in NE 1 100% 40° 62% –
9 AM Slight Chance Rain Showers 42° 42° 19% 0.00 in ENE 2 96% 41° 62% –
10 AM Slight Chance Rain Showers 45° 45° 19% 0.00 in ENE 2 86% 41° 62% –
11 AM Slight Chance Rain Showers 48° 48° 19% 0.00 in E 2 77% 41° 62% –
12 PM Partly Sunny 51° 51° 14% 0.00 in E 2 68% 41° 51% –
1 PM Partly Sunny 53° 53° 14% 0.00 in E 2 61% 40° 51% –
2 PM Partly Sunny 54° 54° 14% 0.00 in E 2 G8 57% 39° 51% –
3 PM Partly Sunny 55° 55° 14% 0.00 in E 2 G8 55% 39° 51% –
4 PM Partly Sunny 55° 55° 14% 0.00 in E 2 G8 57% 40° 51% –
5 PM Partly Sunny 54° 54° 14% 0.00 in ENE 1 G7 59% 40° 51% –
6 PM Slight Chance Rain Showers 53° 53° 21% 0.00 in ENE 1 64% 41° 55% –
7 PM Slight Chance Rain Showers 51° 51° 21% 0.00 in NE 1 68% 41° 55% –
8 PM Slight Chance Rain Showers 48° 48° 21% 0.00 in NNE 1 74% 40° 55% –
9 PM Slight Chance Rain Showers 45° 45° 21% 0.00 in N 1 79% 39° 55% –
10 PM Slight Chance Rain Showers 44° 44° 21% 0.00 in N 1 82% 39° 55% –
11 PM Slight Chance Rain Showers 43° 43° 21% 0.00 in N 1 82% 38° 55% –
Monday, October 2624 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Slight Chance Rain Showers 42° 42° 20% 0.00 in N 1 86% 38° 60% –
1 AM Slight Chance Rain Showers 41° 41° 20% 0.00 in N 1 89% 38° 60% –
2 AM Slight Chance Rain Showers 39° 39° 20% 0.00 in Calm 96% 38° 60% –
3 AM Slight Chance Rain Showers 38° 38° 20% 0.00 in Calm 100% 38° 60% –
4 AM Slight Chance Rain Showers 37° 37° 20% 0.00 in Calm 100% 37° 60% –
5 AM Slight Chance Rain Showers 37° 37° 20% 0.00 in Calm 100% 37° 60% –
6 AM Slight Chance Rain Showers 37° 37° 17% 0.00 in Calm 100% 37° 55% –
7 AM Slight Chance Rain Showers 38° 38° 17% 0.00 in Calm 100% 38° 55% –
8 AM Slight Chance Rain Showers 40° 40° 17% 0.00 in ENE 1 100% 40° 55% –
9 AM Slight Chance Rain Showers 43° 43° 17% 0.00 in ENE 1 93% 41° 55% –
10 AM Slight Chance Rain Showers 46° 46° 17% 0.00 in ENE 1 83% 41° 55% –
11 AM Slight Chance Rain Showers 49° 49° 17% 0.00 in E 2 74% 41° 55% –
12 PM Mostly Sunny 52° 52° 9% 0.00 in E 2 66% 41° 41% –
1 PM Mostly Sunny 54° 54° 9% 0.00 in E 2 G8 59% 40° 41% –
2 PM Mostly Sunny 55° 55° 9% 0.00 in E 3 G9 55% 39° 41% –
3 PM Mostly Sunny 55° 55° 9% 0.00 in E 3 G9 53% 38° 41% –
4 PM Mostly Sunny 55° 55° 9% 0.00 in E 2 G8 55% 39° 41% –
5 PM Mostly Sunny 54° 54° 9% 0.00 in ENE 2 59% 40° 41% –
6 PM Mostly Cloudy 53° 53° 12% 0.00 in ENE 1 64% 41° 55% –
7 PM Mostly Cloudy 50° 50° 12% 0.00 in ENE 1 68% 40° 55% –
8 PM Mostly Cloudy 47° 47° 12% 0.00 in NE 1 74% 39° 55% –
9 PM Mostly Cloudy 44° 44° 12% 0.00 in NE 1 79% 38° 55% –
10 PM Mostly Cloudy 43° 43° 12% 0.00 in N 1 79% 37° 55% –
11 PM Mostly Cloudy 42° 42° 12% 0.00 in WNW 1 79% 36° 55% –
Tuesday, October 2723 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Partly Cloudy 41° 41° 7% 0.00 in W 1 82% 36° 47% –
1 AM Partly Cloudy 40° 40° 7% 0.00 in W 1 85% 36° 47% –
2 AM Partly Cloudy 39° 39° 7% 0.00 in Calm 89% 36° 47% –
3 AM Partly Cloudy 38° 38° 7% 0.00 in Calm 92% 36° 47% –
4 AM Partly Cloudy 37° 37° 7% 0.00 in Calm 92% 35° 47% –
5 AM Partly Cloudy 37° 37° 7% 0.00 in Calm 92% 35° 47% –
6 AM Mostly Sunny 37° 37° 5% 0.00 in Calm 92% 35° 45% –
7 AM Mostly Sunny 38° 38° 5% 0.00 in Calm 92% 36° 45% –
8 AM Mostly Sunny 41° 41° 5% 0.00 in Calm 89% 38° 45% –
9 AM Mostly Sunny 44° 44° 5% 0.00 in Calm 82% 39° 45% –
10 AM Mostly Sunny 48° 48° 5% 0.00 in Calm 71% 39° 45% –
11 AM Mostly Sunny 52° 52° 5% 0.00 in E 1 61% 39° 45% –
12 PM Mostly Sunny 55° 55° 4% 0.00 in ESE 1 55% 39° 28% –
1 PM Mostly Sunny 57° 57° 4% 0.00 in SE 1 G7 49% 38° 28% –
2 PM Mostly Sunny 59° 59° 4% 0.00 in SE 2 G8 44% 37° 28% –
3 PM Mostly Sunny 59° 59° 4% 0.00 in SSE 2 G8 42% 36° 28% –
4 PM Mostly Sunny 59° 59° 4% 0.00 in S 1 G7 44% 37° 28% –
5 PM Mostly Sunny 58° 58° 4% 0.00 in W 1 47% 38° 28% –
6 PM Mostly Clear 56° 56° 5% 0.00 in Calm 53% 39° 20% –
7 PM Mostly Clear 53° 53° 5% 0.00 in Calm 57% 38° 20% –
8 PM Mostly Clear 49° 49° 5% 0.00 in W 1 63% 37° 20% –
9 PM Mostly Clear 46° 46° 5% 0.00 in W 2 68% 36° 20% –
10 PM Mostly Clear 44° 42° 5% 0.00 in W 3 70% 35° 20% –

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.