Santa Maria Weather & Climate: Best Time to Visit

In Santa Maria temperatures are generally consistent throughout the year. On average, daytime temperatures range from a comfortable 28°C (82°F) in September to a comfortable 23°C (73°F) in February.

Nighttime temperatures range from 26°C (79°F) in September to 21°C (70°F) in February.

Check out our detailed temperature page for more information.

Temperature ranges by month

Santa Maria sits in an arid zone with minimal moisture, averaging 94 mm (3.7 in) of rainfall per year. The seasons in Santa Maria bring significant changes in precipitation. The wettest month, September, receives moderate rainfall, with an average of 36 mm (1.4 in) of precipitation. This rainfall is distributed across 4 rainy days.

In contrast, the driest month, May, experiences much less rainfall, totaling 0.4 mm (0.02 in) over 0 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Santa Maria Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Santa Maria enjoys sunny spells year-round. April sees up to 7.2 hours of daily sunshine, perfect for a sunny trip. July, the least sunny month, still offers a generous 5.0 hours of sun despite this cloudier time of the year.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The mean water temperature over the year ranges from 22°C (72°F) in February to 26°C (79°F) in August.

Water temperature over the year

The relative humidity is high throughout the year in Santa Maria.

The city experiences its highest humidity in September, reaching 77%. In January, the humidity drops to its lowest level at 70%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year

The mean wind speed varies between 5 m/s (10 knots) and 7 m/s (14 knots) throughout the year. It is lowest in July, August, September, October and November and highest during May. What does this mean?

The mean monthly wind speed over the year (meters per second)