Pasadena (TX) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Pasadena.
Climate overview of Pasadena
Temperatures in Pasadena, Texas, United States of America, vary greatly throughout the year. August is the hottest month at 35°C (95°F), while January is the coldest at 17°C (63°F).
The city receives considerable rainfall, with around 1452 mm (57 in) annually. October is the wettest month. The most sunshine falls in July, with an average of 9.8 hours of daily sunshine.
Pasadena Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Pasadena — and find the best time to visit.
Monthly Temperature in Pasadena
The climate in Pasadena is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a very warm 35°C (95°F) in August to a moderate 17°C (63°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 Pasadena
Pasadena has a notably wet climate with abundant precipitation, recording 1452 mm (57 in) of rainfall per year. The climate in Pasadena shows significant variation throughout the year. Expect heavy rainfall in October, the wettest month, with an average of 165 mm (6.5 in) of precipitation over 7 rainy days.
In contrast, the driest month February offers drier and sunnier days, with around 61 mm (2.4 in) of rainfall over 8 rainy days. For more details, please visit our Pasadena 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 Pasadena
For those who appreciate different seasons, Pasadena serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 9.8 hours of sunshine daily, and embrace the darker days in January, offering only 4.7 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 Pasadena by Month
The relative humidity is high throughout the year in Pasadena.
The city experiences its highest humidity in September, reaching 77%. In March, the humidity drops to its lowest level at 73%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Pasadena
The mean wind speed varies between 3 m/s (6 knots) and 4 m/s (8 knots) throughout the year. It is lowest in May, June, July, August, September, October, November and December and highest during February. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Pasadena
The wettest months are July and October, when precipitation is at its highest. Ready to plan your travels but need destination ideas? Our smart tool recommends places based on the climate conditions you prefer. Start planning with our destination weather tool.
Frequently asked questions about the climate in Pasadena
What is the best time to visit Pasadena?
March typically offers the most optimal weather in Pasadena. In contrast, June, July and August tend to have less optimal conditions.
What temperatures can I expect in Pasadena?
Daytime highs range from 17°C (63°F) in January to 35°C (95°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 Pasadena get?
Annual rainfall is around 1452 mm (57 in). October is the wettest month with 165 mm (6.5 in), while February is the driest with 61 mm (2.4 in).
How sunny is Pasadena?
Pasadena receives around 2,584 hours of sunshine per year. July is the sunniest month with 295 hours, while January is the cloudiest with just 142 hours. Overall, Pasadena enjoys abundant sunshine.
Pasadena 3-Day Forecast
Pasadena (TX) 3-Day Forecast
Pasadena on the map
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