Sebastian Weather Forecast
- 71
- 88
Chance Thunderstorms
- 71
- 88
Slight Chance Thunderstorms
- 77
- 90
Chance Thunderstorms
- 73
- 90
Chance Thunderstorms
- 73
- 91
Partly Sunny
- 73
- 91
Partly Sunny
Today 24 May Inland Willacy
Sunny with a slight chance of Showers and Thunderstorms. Near steady temperature in the mid 80s. Northeast Winds 10 to 15 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.
Tonight 24 May Inland Willacy
Partly cloudy. Lows in the lower 70s. Northeast Winds 10 to 15 Mph with Gusts up to 20 Mph in the Evening, becoming light and variable.
Sebastian Temperature Statistics
May Temperature
Harlingen, Rio Grande Valley International Airport (11.2 miles)
Lowest 3 May, 2026
56.6 °FAverage May
79.9 °FHighest 6 May, 2026
96.7 °F
Climate (2021–Present)
Harlingen, Rio Grande Valley International Airport (11.2 miles)
Average Low 2021–2026
65.7 °FAverage 2021–2026
75.8 °FAverage High 2021–2026
86.6 °F