Williamson County (Round Rock)
Today
Today weather in Williamson County
Monday, May 18th, 2026
34°
Patchy rain possible
Today, Williamson County is set to face a notably hot day, with temperatures spiking up to 33 °F and offering slight relief at 24 °F by night. Strong winds are anticipated in Williamson County Today, nearing 37 km/h. Rain is highly likely at 88%, but with light accumulations around 0.76 mm.
34° / 24°
Temp
88%
Rain
37 km/h
Wind
72%
Humidity
Williamson County Weather Pages
Williamson County hourly forecast for today
Scroll right to see more weather forecasts for Williamson County today
| 12:00 AM | 01:00 AM | 02:00 AM | 03:00 AM | 04:00 AM | 05:00 AM | 06:00 AM | 06:34 AM | 07:00 AM | 08:00 AM | 09:00 AM | 10:00 AM | 11:00 AM | 12:00 PM | 01:00 PM | 02:00 PM | 03:00 PM | 04:00 PM | 05:00 PM | 06:00 PM | 07:00 PM | 08:00 PM | 08:20 PM | 09:00 PM | 10:00 PM | 11:00 PM | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| weather |  |  |  | | |  | |  |  | | |  | | |  | | | | | | | |  |  | |  | Next |
| temperatures | 25.2° | 27.3° | 24.7° | 24.6° | 24.5° | 24.2° | 24.1° | Sunrise | 24.1° | 24.5° | 25° | 26° | 27.5° | 29.4° | 31.1° | 32.4° | 33.1° | 33.3° | 33° | 32.1° | 30.7° | 29.2° | Sunset | 27.7° | 26.5° | 25.6° | |
| feels like | 27.8° | 27.5° | 27.2° | 27° | 26.9° | 26.6° | 26.5° | 26.5° | 27° | 27.5° | 29° | 30.4° | 32.2° | 33.8° | 35° | 35.6° | 35.7° | 35.5° | 34.6° | 33.2° | 31.5° | 30.1° | 28.9° | 28° | |||
| wind speed | 30 km/h | 32 km/h | 27 km/h | 19 km/h | 25 km/h | 31 km/h | 28 km/h | 26 km/h | 28 km/h | 30 km/h | 31 km/h | 33 km/h | 35 km/h | 36 km/h | 36 km/h | 37 km/h | 35 km/h | 33 km/h | 28 km/h | 26 km/h | 26 km/h | 28 km/h | 29 km/h | 27 km/h | |||
| wind degree | 156° | 160° | 165° | 180° | 176° | 172° | 171° | 167° | 161° | 154° | 157° | 167° | 167° | 169° | 172° | 170° | 169° | 165° | 159° | 149° | 142° | 144° | 146° | 150° | |||
| wind direction | SSE | SSE | SSE | S | S | S | S | SSE | SSE | SSE | SSE | SSE | SSE | S | S | S | S | SSE | SSE | SSE | SE | SE | SSE | SSE | |||
| Precipitation | 0.2 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0.2 mm | 0.2 mm | 0.2 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | |||
| chance for rain | 100% | 0% | 0% | 0% | 0% | 69% | 88% | 100% | 100% | 100% | 0% | 70% | 77% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| chance for snow | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| humidity | 88% | 94% | 89% | 89% | 89% | 89% | 91% | 91% | 92% | 89% | 86% | 81% | 63% | 53% | 46% | 42% | 41% | 42% | 46% | 52% | 59% | 67% | 75% | 84% | |||
| dew point | 22.7° | 22.8° | 22.7° | 22.5° | 22.4° | 22.4° | 22.5° | 22.5° | 22.7° | 23° | 22.9° | 23.4° | 21.2° | 20.4° | 19.7° | 19.1° | 18.9° | 18.9° | 19.5° | 20.1° | 20.4° | 20.9° | 21.6° | 22.3° | |||
| visibility | 9 km | 8 km | 9 km | 9 km | 9 km | 10 km | 10 km | 10 km | 10 km | 10 km | 9 km | 10 km | 10 km | 9 km | 9 km | 9 km | 9 km | 9 km | 9 km | 9 km | 9 km | 10 km | 10 km | 9 km | |||
| cloud cover | 96% | 100% | 100% | 97% | 100% | 76% | 100% | 100% | 100% | 99% | 82% | 76% | 64% | 35% | 53% | 47% | 41% | 45% | 45% | 47% | 25% | 10% | 11% | 34% | |||
| UV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.2 | 0.5 | 3.3 | 5 | 4.4 | 7.6 | 5.8 | 8.1 | 5.4 | 2.5 | 0.9 | 0.3 | 0 | 0 | 0 | 0 |
Weather in Williamson County today
temperatures
34 °F
rain
0.8 mm
wind
37 km/h
UV
Very High
Williamson County daylight overview ☀️
Today in Williamson County, The sun rises at 06:34 and sets at 20:20, giving a total daylight duration of 13 hours and 46 minutes.
Top locations in Williamson County
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What to wear today in Williamson County? clothing recommendations
Stay comfortably stylish - your tailored guide for today's Williamson County forecast.
Short-sleeve shirt
Shorts
Lightweight pants
Breathable footwear
Sunglasses
Wide brimmed hat
Sunscreen
Flip flop
Umbrella
The weather today in Williamson County - FAQ
What is the maximum temperature for today in Williamson County?
The maximum temperature for today in Williamson County is expected to be 34° degrees. Please dress accordingly to stay comfortable throughout the day.
Will it rain today in Williamson County? 🌧️
Yes, there is a 88% chance of rain in Williamson County today. We recommend carrying an umbrella or rain gear to stay dry.
What will be the wind speed today in Williamson County? 🌀
The wind in Williamson County is expected to blow at 37 km/h. This could affect outdoor activities, so plan accordingly.
How should I dress for the weather in Williamson County today?
Given the forecast of 34 °F with a 88% chance of rain, we advise checking our "What to wear today" section for recommendations. There, you will find tailored advice to help you stay comfortable and prepared for the weather conditions in Williamson County today.
What is the sunrise and sunset time for Williamson County today?
The sun is expected to rise at 06:34 and set at 20:20 in Williamson County.
How accurate is the weather forecast Williamson County today? ✅
Williamson County weather forecast for today is based on the most current and sophisticated meteorological models available. While we strive for accuracy, weather conditions can change unexpectedly, so we recommend checking for updates regularly.
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Where is Williamson County?Get accurate weather forecasts for Williamson County, located at latitude 30.508 and longitude -97.679. Stay updated with localized weather information tailored for Williamson County.
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