Climate averages 1991–2020
Santa Maria, United States weather
in March.
A mild, moderately wet month: the 9th warmest and the 10th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
March is a mild month in Santa Maria, United States: daytime highs average 18.4°C and nights cool to about 8.6°C. By daytime temperature it is the 9th warmest of the 12 months.
Expect about 72 mm of rain on roughly 6 days, which makes March a moderately wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 57 min on an average March day.
The nearest other city in this atlas is Santa Barbara (90 km away). In March its highs average 20.6°C, 2.1°C warmer than Santa Maria, United States, with 70 mm of rain.
Among the 498 cities listed in the United States, Santa Maria, United States ranks joint 179th of 498 for the warmest March highs and joint 234th of 498 for the driest March (rainfall, lowest first). The mean March high of those 498 cities is 14.9°C; Santa Maria, United States is 3.5°C warmer than that mean.
From March to April, average highs rise by 1.5°C to 20.0°C, and monthly rainfall falls from 72 mm to 26 mm.
The annual picture
March in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Santa Maria, United States climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 17.1°C7.2°C | 7.2°C | 96 | 7.2 | 10.110 h |
| February | 17.1°C7.5°C | 7.5°C | 92 | 7.9 | 10.911 h |
| March, selected | 18.4°C8.6°C | 8.6°C | 72 | 6.3 | 11.912 h |
| April | 20.0°C9.7°C | 9.7°C | 26 | 3.3 | 13.013 h |
| May | 21.9°C11.7°C | 11.7°C | 11 | 1.5 | 14.014 h |
| June | 24.3°C14.0°C | 14.0°C | 1.6 | 0.4 | 14.514 h |
| July | 25.8°C16.3°C | 16.3°C | 0.8 | 0.2 | 14.314 h |
| August | 26.6°C16.6°C | 16.6°C | 0.3 | 0.1 | 13.513 h |
| September | 26.2°C15.7°C | 15.7°C | 1.1 | 0.4 | 12.412 h |
| October | 24.2°C13.2°C | 13.2°C | 19 | 1.8 | 11.311 h |
| November | 20.2°C9.7°C | 9.7°C | 35 | 3.7 | 10.410 h |
| December | 16.8°C7.1°C | 7.1°C | 71 | 6.1 | 9.910 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
March in nearby cities
- Santa Barbara in MarchUnited States · 90 kmHigh 20.6°C · Low 10.3°C · 70 mm rain
- Ventura in MarchUnited States · 129 kmHigh 18.3°C · Low 8.8°C · 67 mm rain
- Bakersfield in MarchUnited States · 137 kmHigh 19.3°C · Low 7.7°C · 48 mm rain
- Oxnard in MarchUnited States · 143 kmHigh 17.3°C · Low 9.9°C · 67 mm rain
- Simi Valley in MarchUnited States · 169 kmHigh 19.5°C · Low 7.9°C · 66 mm rain
- Thousand Oaks in MarchUnited States · 170 kmHigh 18.9°C · Low 8.3°C · 66 mm rain
- Valencia, United States in MarchUnited States · 176 kmHigh 20.1°C · Low 7.3°C · 56 mm rain
- Santa Clarita in MarchUnited States · 184 kmHigh 19.7°C · Low 7.2°C · 56 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Santa Maria) is explained once on the Santa Maria, United States year overview and on the Sources, method and limits page.