Robstown (TX) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Robstown.
Climate overview of Robstown
Temperatures in Robstown, Texas, United States of America, vary greatly throughout the year. August is the hottest month at 36°C (97°F), while January is the coldest at 19°C (66°F).
With around 724 mm (29 in) of annual rainfall, the city has moderate precipitation levels. September is the wettest month and December the driest. It also has very hot summers and pleasant winters. The most sunshine falls in July, with an average of 11.0 hours of daily sunshine.
Robstown Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Robstown - and find the best time to visit.
Monthly Temperature in Robstown
The climate in Robstown is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a very hot 36°C (97°F) in August to a pleasant 19°C (66°F) in the coolest month, January.
Nights vary from 25°C (77°F) in August to around 7°C (45°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Robstown
Generally, Robstown receives mid-range precipitation levels, with 724 mm (29 in) annually. The climate in Robstown shows significant variation throughout the year. Expect high rainfall in September, the wettest month, with an average of 138 mm (5.4 in) of precipitation over 12 rainy days.
In contrast, the driest month December offers drier and sunnier days, with around 27 mm (1.1 in) of rainfall over 6 rainy days. For more details, please visit our Robstown Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Robstown
For those who appreciate different seasons, Robstown serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 11.0 hours of sunshine daily, and embrace the darker days in December, offering only 4.4 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Robstown by Month
The relative humidity is high throughout the year in Robstown.
The city experiences its highest humidity in May, reaching 79%. In March, the humidity drops to its lowest level at 74%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Robstown
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: February, March, April, November and December
- Warmest weather: July and August
- Most sunshine: July
- Wettest months: September, when rainfall is highest.
- Seasonal pattern: Very hot summers and pleasant winters
Frequently asked questions about the climate in Robstown
What is the best time to visit Robstown?
February, March, April, November and December typically offer the most optimal weather in Robstown. In contrast, June, July, August and September tend to have less optimal conditions. Robstown has very hot summers and pleasant winters.
What temperatures can I expect in Robstown?
Daytime highs range from 19°C (66°F) in January to 36°C (97°F) in August. Nighttime lows range from 7°C (45°F) to 25°C (77°F). Temperatures vary considerably through the year.
How much rain does Robstown get?
Annual rainfall is around 724 mm (29 in). September is the wettest month with 138 mm (5.4 in), while December is the driest with 27 mm (1.1 in).
How sunny is Robstown?
Robstown receives around 2,648 hours of sunshine per year. July is the sunniest month with 330 hours, while December is the cloudiest with just 133 hours. Overall, Robstown enjoys abundant sunshine.
Robstown 3-Day Forecast
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