Home / Local Weather & Traffic / Texas / Round Rock / Weather Forecast

Round Rock, TX Weather Forecast for 5-Days

Updated: Mon Mar 16th 2026 12:30 AM CDT

Ask About Weather

Test our newly developed Weather Chatbot. It provides up to 10 days of forecast information!
Round Rock, TX Weather – 3-16 – Partly Cloudy
56° / 38°
Partly Cloudy
Daytime highs will reach 56°F with lows dropping to 38°F in Round Rock, where skies will be cloudy. Winds will be strong at speeds peaking at 27mph and gusts of 37.9mph at 1 AM. The air will be relatively dry with average humidity levels below 30%, the maximum being 31% at 11 PM and 18% being its lowest at 1 PM. Barometric pressure is its highest of 30.39inHg at 10 AM, a lowest point of 30.04inHg at 1 AM with an avg 30.29inHg.
Round Rock, TX Weather – 3-17 – Sunny
67° / 38°

Weather Tomorrow

Sunny
Daytime highs will reach 67°F with lows dropping to 38°F in Round Rock, where it will be sunny. Wind will be moderate, blowing around 18mph on average and gusts of 27.6mph at 11 PM. The air will be relatively dry with average humidity levels below 30%, the maximum being 52% at 11 PM and 16% being its lowest at 4 PM. Barometric pressure is its highest of 30.37inHg at 9 AM, a lowest point of 30.15inHg at 11 PM with an avg 30.29inHg.
Round Rock, TX Weather – 3-18 – Sunny
79° / 42°
Sunny
A sunny day is in the forecast for Round Rock, with a high of 79°F and a low of 42°F. Wind will be moderate, blowing around 15mph on average and gusts of 24mph at 12 AM. Humidity levels should be comfortable, sitting around 55% on average, the maximum being 89% at 7 AM and 34% being its lowest at 4 PM. Barometric pressure is its highest of 30.25inHg at 1 AM, a lowest point of 30.12inHg at 7 PM with an avg 30.2inHg.
Round Rock, TX Weather – 3-19 – Sunny
81° / 54°
Sunny
Bright and sunny conditions in Round Rock, with a high of 81°F and a low of 54°F. Wind will be moderate, blowing around 13mph on average and gusts of 20.9mph at 12 AM. The humidity will be on the higher side, averaging about 64%, the maximum being 92% at 8 AM and 35% being its lowest at 5 PM. Barometric pressure is its highest of 30.21inHg at 10 AM, a lowest point of 30.06inHg at 6 PM with an avg 30.14inHg.
Round Rock, TX Weather – 3-20 – Sunny
87° / 58°
Sunny
In Round Rock, bright and sunny conditions with highs near 87°F and lows around 58°F. Wind will be moderate, blowing around 13mph on average and gusts of 23.5mph at 10 PM. The humidity will be on the higher side, averaging about 66%, the maximum being 88% at 8 AM and 31% being its lowest at 4 PM. Barometric pressure is its highest of 30.1inHg at 12 AM, a lowest point of 29.9inHg at 7 PM with an avg 30.01inHg.
Round Rock, TX Weather – 3-21 – Sunny
87° / 60°
Sunny
It will be sunny in Round Rock, with a high of 87°F and a low of 60°F. Wind will be moderate, blowing around 16mph on average and gusts of 24.9mph at 10 PM. Humidity levels should be comfortable, sitting around 56% on average, the maximum being 84% at 7 AM and 30% being its lowest at 4 PM. Barometric pressure is its highest of 29.97inHg at 10 AM, a lowest point of 29.83inHg at 7 PM with an avg 29.91inHg.

Round Rock weather forecast and traffic updates by locals

Write your own Round Rock, TX report, forecast, or traffic update:


Will not be posted, shared or used for marketing!

Please note by clicking on "Post" you acknowledge that you have read our Privacy Policy and Terms of Service and the Round Rock, TX report and/or forecast you are posting is in compliance with such terms. If you are under 18, do not submit this form. Be respectful! Inappropriate content will be removed by a moderator.