In terms of precipitation, rainfall in Santa Maria ranges from 0.0 - 2.8 inches per month. February is typically the wettest month, when rainfall can reach 2.8 in. June is typically the driest time to visit Santa Maria when rainfall is around 0.0 in.
If weather is an important factor for your trip to Santa Maria, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).