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Mercedes, TX Weather Tomorrow

Need tomorrow's weather for Mercedes? This 5 day forecast provides precipitation chances, day and night conditions, high and low temperatures in Fahrenheit and Celsius, sunrise, sunset, sky conditions, wind chill, and wind speed with direction for the Mercedes area and around Hidalgo county, Texas.
Updated: Sat Aug 29th 2026 11:15 AM CDT
Mercedes, TX Weather – 8-29 – Sunny
101° / 80°
Sunny
In Mercedes, bright and sunny conditions with highs near 101°F and lows around 80°F. There's a very small chance of rainfall, only about 5%. Wind will be moderate, blowing around 20mph on average and gusts of 29.5mph at 7 PM. The humidity will be on the higher side, averaging about 64%, the maximum being 74% at 11 PM and 30% being its lowest at 4 PM. Barometric pressure is its highest of 30inHg at 12 PM, a lowest point of 29.86inHg at 4 PM with an avg 29.92inHg.
Mercedes, TX Weather – 8-30 – Sunny
101° / 79°

Weather Tomorrow

Sunny
Mercedes may see sunshine, with daytime highs of 101°F and overnight lows near 79°F. There might be light rainfall having a 17% chance with an estimated 0in. Winds will be strong at speeds peaking at 22mph and gusts of 32.7mph at 6 PM. The humidity will be on the higher side, averaging about 61%, the maximum being 86% at 7 AM and 32% being its lowest at 3 PM. Barometric pressure is its highest of 29.98inHg at 10 AM, a lowest point of 29.84inHg at 5 PM with an avg 29.92inHg.
Mercedes, TX Weather – 8-31 – Sunny
101° / 80°
Sunny
Daytime highs will reach 101°F with lows dropping to 80°F in Mercedes, where it will be sunny. There's a very small chance of rainfall, only about 5% with an estimated 0in. Wind will be moderate, blowing around 20mph on average and gusts of 28.9mph at 4 PM. Humidity levels should be comfortable, sitting around 60% on average, the maximum being 86% at 7 AM and 29% being its lowest at 3 PM. Barometric pressure is its highest of 29.97inHg at 10 AM, a lowest point of 29.84inHg at 5 PM with an avg 29.91inHg.
Mercedes, TX Weather – 9-1 – Sunny
102° / 81°
Sunny
Mercedes could see a sunny day with daytime highs of 102°F and nighttime lows near 81°F. There's a very small chance of rainfall, only about 5% with an estimated 0in. Winds will be strong at speeds peaking at 21mph and gusts of 28.9mph at 2 PM. The humidity will be on the higher side, averaging about 61%, the maximum being 86% at 5 AM and 32% being its lowest at 4 PM. Barometric pressure is its highest of 29.96inHg at 9 AM, a lowest point of 29.84inHg at 5 PM with an avg 29.92inHg.
Mercedes, TX Weather – 9-2 – Sunny
102° / 80°
Sunny
In Mercedes, it will be sunny with highs near 102°F and lows around 80°F. There's a very small chance of rainfall, only about 7%. Wind will be moderate, blowing around 19mph on average and gusts of 27.7mph at 3 PM. The humidity will be on the higher side, averaging about 61%, the maximum being 86% at 6 AM and 30% being its lowest at 2 PM. Barometric pressure is its highest of 29.98inHg at 9 AM, a lowest point of 29.87inHg at 5 PM with an avg 29.93inHg.
Mercedes, TX Weather – 9-3 – Overcast
103° / 80°
Overcast
Mercedes may see cloud-filled skies, with daytime highs of 103°F and overnight lows near 80°F. There might be light rainfall having a 12% chance. Wind will be moderate, blowing around 20mph on average and gusts of 28.4mph at 7 PM. The humidity will be on the higher side, averaging about 62%, the maximum being 88% at 7 AM and 29% being its lowest at 4 PM. Barometric pressure is its highest of 29.97inHg at 12 AM, a lowest point of 29.85inHg at 5 PM with an avg 29.92inHg.

Currently

Partly Cloudy 93°F
30.02 inHg.
Barometer
56%
Humidity
SE 15.1 mph
Wind
Partly Cloudy

5 Day Forecast Nearby

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