Round Rock, TX 78664 Hourly Weather

Williamson County5:01 AM CDT30.51°N, 97.67°W
Air Quality Alert until 7:00 PM Wed

Next 48 hours

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 8 PM 11 PM Fri Oct 23 2 AM 55° 60° 65° 70° 75° 80° 85° %
TemperatureFeels likeChance of precipitationNight
Wednesday, October 2119 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
5 AM Mostly Clear 54° 54° 0% 0.00 in NNW 5 74% 46° 8% 0
6 AM Sunny 54° 54° 0% 0.00 in N 5 74% 46° 6% 0
7 AM Sunny 54° 54° 0% 0.00 in N 5 74% 46° 4% 0
8 AM Sunny 54° 54° 0% 0.00 in N 5 80% 48° 3% 0
9 AM Sunny 59° 59° 0% 0.00 in Calm 69% 49° 1% 1
10 AM Sunny 67° 67° 0% 0.00 in NE 5 56% 51° 1% 2
11 AM Sunny 72° 72° 0% 0.00 in NE 5 48% 51° 1% 4
12 PM Sunny 77° 77° 0% 0.00 in ENE 5 39% 50° 1% 6
1 PM Sunny 80° 80° 0% 0.00 in NE 5 35% 50° 1% 7
2 PM Sunny 82° 81° 0% 0.00 in NE 5 G10 32% 49° 2% 6
3 PM Sunny 83° 81° 0% 0.00 in NE 5 G10 30% 48° 2% 5
4 PM Sunny 84° 82° 0% 0.00 in NE 5 G10 29% 48° 3% 3
5 PM Sunny 83° 81° 0% 0.00 in NE 5 G10 30% 48° 3% 1
6 PM Clear 82° 81° 0% 0.00 in NE 5 G10 32% 49° 2% 0
7 PM Clear 78° 78° 0% 0.00 in ENE 5 36% 49° 2% 0
8 PM Clear 72° 72° 0% 0.00 in NE 5 44% 49° 3% 0
9 PM Clear 69° 69° 0% 0.00 in NE 5 51% 50° 4% 0
10 PM Clear 67° 67° 0% 0.00 in NE 5 54% 50° 5% 0
11 PM Mostly Clear 65° 65° 0% 0.00 in NE 5 58% 50° 7% 0
Thursday, October 2224 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 64° 64° 0% 0.00 in Calm 63% 51° 9% 0
1 AM Mostly Clear 63° 63° 0% 0.00 in Calm 65% 51° 11% 0
2 AM Mostly Clear 63° 63° 0% 0.00 in Calm 67% 52° 12% 0
3 AM Mostly Clear 62° 62° 0% 0.00 in Calm 70% 52° 12% 0
4 AM Mostly Clear 60° 60° 0% 0.00 in N 5 75% 52° 13% 0
5 AM Mostly Clear 59° 59° 0% 0.00 in Calm 78% 52° 14% 0
6 AM Sunny 58° 58° 0% 0.00 in N 5 80% 52° 14% 0
7 AM Sunny 58° 58° 0% 0.00 in N 5 80% 52° 15% 0
8 AM Sunny 58° 58° 0% 0.00 in N 5 83% 53° 16% 0
9 AM Sunny 63° 63° 0% 0.00 in Calm 72% 54° 17% 1
10 AM Sunny 71° 71° 0% 0.00 in NE 5 57% 55° 18% 2
11 AM Sunny 76° 76° 0% 0.00 in NE 5 46% 54° 16% 4
12 PM Sunny 79° 79° 0% 0.00 in ENE 5 41% 53° 14% 6
1 PM Sunny 82° 81° 0% 0.00 in ENE 5 35% 52° 13% 7
2 PM Sunny 83° 82° 0% 0.00 in ENE 5 33% 51° 13% 6
3 PM Sunny 84° 82° 0% 0.00 in ENE 5 30% 49° 14% 5
4 PM Sunny 84° 82° 0% 0.00 in ENE 5 29% 48° 14% 3
5 PM Sunny 83° 81° 0% 0.00 in ENE 5 30% 48° 15% 1
6 PM Mostly Clear 82° 81° 0% 0.00 in ENE 5 31% 48° 15% 0
7 PM Mostly Clear 78° 78° 0% 0.00 in ENE 5 35% 48° 15% 0
8 PM Mostly Clear 72° 72° 0% 0.00 in E 5 43% 48° 16% 0
9 PM Mostly Clear 69° 69° 0% 0.00 in E 5 47% 48° 17% 0
10 PM Mostly Clear 67° 67° 0% 0.00 in E 5 50% 48° 18% 0
11 PM Mostly Clear 65° 65° 0% 0.00 in Calm 54% 48° 20% 0
Friday, October 2324 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 64° 64° 0% 0.00 in Calm 58% 49° 22% 0
1 AM Mostly Clear 63° 63° 0% 0.00 in Calm 60% 49° 24% 0
2 AM Mostly Clear 61° 61° 0% 0.00 in Calm 67% 50° 25% 0
3 AM Partly Cloudy 60° 60° 0% 0.00 in Calm 69% 50° 26% 0
4 AM Partly Cloudy 59° 59° 0% 0.00 in Calm 75% 51° 27% 0
5 AM Partly Cloudy 57° 57° 0% 0.00 in Calm 80% 51° 32% 0
6 AM Mostly Sunny 56° 56° 0% 0.00 in Calm 86% 52° 36% 0
7 AM Mostly Sunny 57° 57° 0% 0.00 in Calm 83% 52° 41% 0
8 AM Mostly Sunny 60° 60° 0% 0.00 in Calm 78% 53° 34% 0
9 AM Mostly Sunny 65° 65° 0% 0.00 in Calm 70% 55° 26% 1
10 AM Sunny 70° 70° 0% 0.00 in Calm 59% 55° 19% 2
11 AM Sunny 74° 74° 0% 0.00 in Calm 48% 53° 19% 4
12 PM Sunny 78° 78° 0% 0.00 in SSE 5 G12 39% 51° 18% 6
1 PM Sunny 81° 80° 0% 0.00 in SE 5 G15 33% 49° 18% 6
2 PM Sunny 83° 81° 0% 0.00 in SE 10 G16 31% 49° 22% 6
3 PM Sunny 84° 82° 0% 0.00 in SE 10 G17 30% 49° 25% 4
4 PM Mostly Sunny 84° 82° 0% 0.00 in SE 10 G16 30% 49° 29% 3
5 PM Sunny 83° 81° 0% 0.00 in SE 5 G15 31% 49° 25% 1
6 PM Mostly Clear 81° 80° 0% 0.00 in ESE 5 G13 33% 49° 22% 0
7 PM Mostly Clear 78° 78° 0% 0.00 in ESE 5 G10 36% 49° 18% 0
8 PM Mostly Clear 75° 75° 0% 0.00 in ESE 5 G10 40% 49° 17% –
9 PM Mostly Clear 72° 72° 0% 0.00 in ESE 5 G10 44% 49° 17% –
10 PM Mostly Clear 69° 69° 0% 0.00 in ESE 5 G10 51% 50° 16% –
11 PM Mostly Clear 67° 67° 0% 0.00 in SE 5 G10 56% 51° 17% –
Saturday, October 2424 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 66° 66° 0% 0.00 in SSE 5 G10 61% 52° 18% –
1 AM Mostly Clear 65° 65° 0% 0.00 in SSE 5 65% 53° 19% –
2 AM Mostly Clear 63° 63° 0% 0.00 in SSE 5 72% 54° 22% –
3 AM Mostly Clear 62° 62° 0% 0.00 in Calm 81% 56° 24% –
4 AM Partly Cloudy 60° 60° 0% 0.00 in Calm 90% 57° 27% –
5 AM Partly Cloudy 59° 59° 0% 0.00 in Calm 93% 57° 28% –
6 AM Mostly Sunny 58° 58° 0% 0.00 in Calm 96% 57° 30% –
7 AM Mostly Sunny 59° 59° 0% 0.00 in Calm 93% 57° 31% –
8 AM Mostly Sunny 62° 62° 0% 0.00 in Calm 87% 58° 29% –
9 AM Mostly Sunny 66° 66° 0% 0.00 in ESE 5 81% 60° 27% –
10 AM Sunny 70° 70° 0% 0.00 in ESE 5 73% 61° 25% –
11 AM Mostly Sunny 74° 74° 0% 0.00 in SE 5 G13 64% 61° 27% –
12 PM Mostly Sunny 78° 78° 0% 0.00 in SE 10 G16 54% 60° 28% –
1 PM Mostly Sunny 81° 81° 0% 0.00 in SE 10 G20 47% 59° 30% –
2 PM Mostly Sunny 82° 82° 0% 0.00 in SE 10 G21 44% 58° 32% –
3 PM Mostly Sunny 83° 83° 0% 0.00 in SE 10 G22 43% 58° 34% –
4 PM Mostly Sunny 83° 82° 0% 0.00 in SE 10 G21 41% 57° 36% –
5 PM Mostly Sunny 82° 82° 0% 0.00 in SE 10 G18 41% 56° 38% –
6 PM Partly Cloudy 80° 80° 0% 0.00 in SE 10 G16 44% 56° 39% –
7 PM Partly Cloudy 79° 79° 0% 0.00 in ESE 5 G15 45% 56° 40% –
8 PM Partly Cloudy 76° 76° 0% 0.00 in ESE 10 G17 50% 56° 40% –
9 PM Partly Cloudy 73° 73° 0% 0.00 in SE 10 G20 55% 56° 40% –
10 PM Partly Cloudy 71° 71° 0% 0.00 in SE 10 G20 61% 57° 40% –
11 PM Partly Cloudy 69° 69° 0% 0.00 in SE 10 G18 68% 58° 40% –
Sunday, October 2524 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Partly Cloudy 68° 68° 0% 0.00 in SE 5 G16 73% 59° 40% –
1 AM Partly Cloudy 67° 67° 0% 0.00 in SE 5 G14 78% 60° 50% –
2 AM Partly Cloudy 65° 65° 0% 0.00 in SE 5 G12 84% 60° 50% –
3 AM Partly Cloudy 63° 63° 0% 0.00 in SE 5 90% 60° 50% –
4 AM Partly Cloudy 61° 61° 0% 0.00 in SE 5 97% 60° 50% –
5 AM Partly Cloudy 59° 59° 0% 0.00 in SE 5 100% 59° 50% –
6 AM Mostly Sunny 59° 59° 0% 0.00 in ESE 5 100% 59° 50% –
7 AM Partly Sunny 59° 59° 0% 0.00 in ESE 5 100% 59° 65% –
8 AM Partly Sunny 61° 61° 0% 0.00 in ESE 5 G12 97% 60° 65% –
9 AM Partly Sunny 64° 64° 0% 0.00 in ESE 5 G13 90% 61° 65% –
10 AM Partly Sunny 68° 68° 0% 0.00 in ESE 10 78% 61° 65% –
11 AM Partly Sunny 72° 72° 0% 0.00 in ESE 10 G16 66% 60° 65% –
12 PM Partly Sunny 75° 75° 0% 0.00 in SE 10 G17 56% 58° 65% –
1 PM Partly Sunny 78° 78° 0% 0.00 in SE 10 G17 47% 56° 54% –
2 PM Partly Sunny 80° 80° 0% 0.00 in SE 10 G17 42% 55° 54% –
3 PM Partly Sunny 81° 80° 0% 0.00 in ESE 10 G17 38% 53° 54% –
4 PM Partly Sunny 81° 80° 0% 0.00 in ESE 10 G16 37% 52° 54% –
5 PM Partly Sunny 80° 80° 0% 0.00 in ESE 5 G15 36% 51° 54% –
6 PM Mostly Cloudy 78° 78° 0% 0.00 in ESE 5 G13 38% 50° 54% –
7 PM Mostly Cloudy 75° 75° 0% 0.00 in ESE 5 G12 40% 49° 58% –
8 PM Mostly Cloudy 72° 72° 0% 0.00 in ESE 5 G13 44% 49° 58% –
9 PM Mostly Cloudy 69° 69° 0% 0.00 in ESE 5 G14 49% 49° 58% –
10 PM Mostly Cloudy 67° 67° 0% 0.00 in ESE 5 G15 52% 49° 58% –
11 PM Mostly Cloudy 65° 65° 0% 0.00 in ESE 5 G14 58% 50° 58% –
Monday, October 2624 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 64° 64° 0% 0.00 in SE 5 G10 65% 52° 58% –
1 AM Mostly Cloudy 63° 63° 0% 0.00 in Calm 70% 53° 54% –
2 AM Mostly Cloudy 62° 62° 0% 0.00 in Calm 75% 54° 54% –
3 AM Mostly Cloudy 60° 60° 0% 0.00 in Calm 81% 54° 54% –
4 AM Mostly Cloudy 59° 59° 0% 0.00 in Calm 83% 54° 54% –
5 AM Mostly Cloudy 58° 58° 0% 0.00 in Calm 87% 54° 54% –
6 AM Partly Sunny 57° 57° 0% 0.00 in Calm 90% 54° 54% –
7 AM Partly Sunny 57° 57° 4% 0.00 in Calm 90% 54° 59% –
8 AM Partly Sunny 59° 59° 4% 0.00 in Calm 87% 55° 59% –
9 AM Partly Sunny 63° 63° 4% 0.00 in E 5 78% 56° 59% –
10 AM Partly Sunny 67° 67° 4% 0.00 in E 5 70% 57° 59% –
11 AM Partly Sunny 71° 71° 4% 0.00 in ESE 5 G10 61% 57° 59% –
12 PM Partly Sunny 74° 74° 4% 0.00 in ESE 5 G13 55% 57° 59% –
1 PM Mostly Sunny 77° 77° 12% 0.00 in SE 5 G14 48% 56° 34% –
2 PM Mostly Sunny 79° 79° 12% 0.00 in SE 5 G14 45% 56° 34% –
3 PM Mostly Sunny 81° 81° 12% 0.00 in SE 5 G14 41% 55° 34% –
4 PM Mostly Sunny 81° 81° 12% 0.00 in SE 5 G13 41% 55° 34% –
5 PM Mostly Sunny 80° 80° 12% 0.00 in SE 5 G12 42% 55° 34% –
6 PM Partly Cloudy 78° 78° 12% 0.00 in ESE 5 45% 55° 34% –
7 PM Slight Chance Rain Showers 75° 75° 22% <0.01 in ESE 5 50% 55° 42% –
8 PM Slight Chance Rain Showers 72° 72° 22% <0.01 in ESE 5 55% 55° 42% –
9 PM Slight Chance Rain Showers 69° 69° 22% <0.01 in ESE 5 63% 56° 42% –
10 PM Slight Chance Rain Showers 67° 67° 22% <0.01 in ESE 5 68% 56° 42% –
11 PM Slight Chance Rain Showers 66° 66° 22% <0.01 in ESE 5 70% 56° 42% –
Tuesday, October 2715 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Slight Chance Rain Showers 65° 65° 22% <0.01 in Calm 75% 57° 42% –
1 AM Chance Rain Showers 64° 64° 26% 0.06 in Calm 78% 57° 61% –
2 AM Chance Rain Showers 63° 63° 26% 0.06 in Calm 81% 57° 61% –
3 AM Chance Rain Showers 62° 62° 26% 0.06 in Calm 87% 58° 61% –
4 AM Chance Rain Showers 61° 61° 26% 0.06 in Calm 90% 58° 61% –
5 AM Chance Rain Showers 60° 60° 26% 0.06 in Calm 93% 58° 61% –
6 AM Chance Rain Showers 60° 60° 26% 0.06 in Calm 90% 57° 61% –
7 AM Chance Rain Showers 60° 60° 37% 0.02 in Calm 90% 57° 54% –
8 AM Chance Rain Showers 62° 62° 37% 0.02 in Calm 87% 58° 54% –
9 AM Chance Rain Showers 64° 64° 37% 0.02 in NNE 5 81% 58° 54% –
10 AM Chance Rain Showers 67° 67° 37% 0.02 in N 5 75% 59° 54% –
11 AM Chance Rain Showers 70° 70° 37% 0.02 in N 5 68% 59° 54% –
12 PM Chance Rain Showers 73° 73° 37% 0.02 in NNE 5 G10 59% 58° 54% –
1 PM Slight Chance Rain Showers 75° 75° 22% <0.01 in NNE 5 G12 54% 57° 43% –
2 PM Slight Chance Rain Showers 77° 77° 22% <0.01 in NNE 5 G13 48% 56° 43% –

National Weather Service forecast updated 2 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.