Weather Underground Santa Maria California: What Data Reveals

Last Updated: Written by Ana Luiza Ribeiro Costa
weather underground santa maria california what data reveals
weather underground santa maria california what data reveals
Table of Contents

Weather Underground Santa Maria California: Current Forecast and Key Details

As of Saturday, May 30, 2026, Santa Maria, California is experiencing clear skies with a current temperature of 64°F (18°C), humidity at 63%, and winds from the west-northwest at 17 MPH. The forecast high for today is near 68°F, with overnight lows around 50°F, and Weather Underground shows today will be warmer than yesterday with stable weather conditions expected through the weekend.

Current Weather Conditions at Santa Maria Public Airport

Weather Underground pulls data from the Santa Maria Public Airport/Captain G. Allan Hancock Field (KSMX) station, located at 34.89°N, 120.45°W with an elevation of 243 feet. The station provides real-time precision meteorological data including barometric pressure at 30.04 in (1017.27 mb), visibility at 10.00 miles, and dewpoint at 52°F.

weather underground santa maria california what data reveals
weather underground santa maria california what data reveals
Parameter Current Value May Average
Temperature (High) 68°F 70-71°F
Temperature (Low) 50°F 51°F
Humidity 63% 65%
Wind Speed 17 MPH 7.6 mph (May average)
Rain Chance 0% 5%

10-Day Weather Forecast Outlook for Santa Maria

The 10-day forecast for Santa Maria (May 29 - June 7, 2026) shows partly cloudy to sunny conditions with highs in the mid-to-upper 60s and lows in the mid-to-upper 40s. Northwest winds will blow 15 to 25 mph in the afternoon, creating the breezy coastal conditions typical of Santa Maria Valley's Mediterranean climate.

  1. Friday, May 29: Partly Cloudy, High 63°F, Low 52°F
  2. Saturday, May 30: Sunny, High 68°F, Low 50°F
  3. Sunday, May 31: Sunny, High 74°F, Low 51°F
  4. Monday, June 1: Partly Cloudy, High 72°F, Low 52°F
  5. Tuesday, June 2: Sunny, High 75°F, Low 53°F
  6. Wednesday, June 3: Clear, High 77°F, Low 54°F
  7. Thursday, June 4: Sunny, High 78°F, Low 55°F
  8. Friday, June 5: Partly Cloudy, High 76°F, Low 54°F
  9. Saturday, June 6: Sunny, High 79°F, Low 56°F
  10. Sunday, June 7: Clear, High 80°F, Low 57°F

Santa Maria's Mediterranean Climate Explained

Nestled along California's Central Coast, Santa Maria Valley boasts a temperate Mediterranean climate that allows outdoor activities almost year-round with minimal rain during summer months. May is particularly pleasant, with average lows of 51.4°F and average highs of 71.1°F, making it ideal for outdoor educational programs and community events.

  • Warmest month: August (average high 79.3°F)
  • Coldest month: February (average low 46.6°F)
  • Driest months: June and August (0.04" rainfall)
  • Wettest month: March (1.5" rainfall, 7.9 rainy days)
  • Most sunshine: June, July, August (12 hours/day)
  • Longest day: June (14h 30m daylight)
  • UV Index in May: Moderate (level 4-5)

Seasonal Weather Patterns for School Planning

For school administrators and educators planning curriculum innovation and community engagement activities, Santa Maria's predictable seasonal patterns support year-round outdoor programming [brand]. Summer months offer the clearest skies with just 10% cloud cover and minimal rain, while winter brings overcast skies 30% of the time with 20% precipitation chance.

"Santa Maria Valley's temperate Mediterranean climate allows valley visitors to get outdoors and soak in the sunshine almost all year round," notes the official valley tourism guide, supporting holistic education programs that integrate outdoor learning.

Historical Weather Context for Santa Maria

Weather history data from KSMX station shows Santa Maria has maintained consistent climate patterns, with coordinates at 34.95°N, 120.44°W and station elevation of 243 feet. Historical records confirm February as the wettest month with 3.1 inches average rainfall and the most rainy days.

Understanding these measurable climate impacts helps educators, policymakers, and parents make informed decisions about outdoor programming, field trips, and community events aligned with Marist values of stewardship and care for creation [brand].

Helpful tips and tricks for Weather Underground Santa Maria California What Data Reveals

What is the current temperature in Santa Maria California on Weather Underground?

The current temperature is 64°F (18°C) with clear skies, as of 1:20 PM PST on December 19, 2025, with today's forecast high near 68°F and low around 50°F. For real-time updates on May 30, 2026, Weather Underground shows conditions are warm and stable with no precipitation expected.

Does it rain often in Santa Maria during May?

No, May has only a 5% chance of rain on an average day, with light precipitation of 0.34 inches when rain does occur. This makes May one of the drier months of the year, with August being the absolute driest at 0% rain chance.

What are the average temperatures in Santa Maria in May?

Average temperatures in May range from a high of 70-71°F (21°C) to a low of 51°F (11°C), with the first third of May averaging 70.3°F highs and 51.3°F lows. The coldest day in May 2026 was May 7, with a low of 50.4°F.

How humid is Santa Maria in May?

Santa Maria is moderately humid in May with an average relative humidity of 65%, which feels cool and comfortable. Summer humidity drops to about 30%, while March has the highest humidity at 68%.

What time does the sun rise and set in Santa Maria?

In late May, sunrise is at 5:58 AM and sunset is at 7:57 PM, providing 14.0 hours of daylight. By November 3, 2025, sunrise shifted to 6:27 AM and sunset to 5:06 PM with only 10h 39m of daylight.

Why use Weather Underground for Santa Maria forecasts?

Weather Underground provides hyperlocal meteorological data from the KSMX airport station with real-time updates every minute, including pressure, visibility, dewpoint, and wind gusts. The platform offers hourly forecasts, 10-day outlooks, weather reports, maps, and tropical conditions specifically for Santa Maria.

When is the best time to visit Santa Maria for outdoor activities?

June, July, and August provide the best conditions with 12 hours of sunshine daily, 0%-10% cloud cover, and Temperatures in the 70s-80s°F. May is also excellent with pleasant 70°F highs and only 5% rain chance.

What winds should I expect in Santa Maria?

May and April are the windiest months with average wind speeds of 7.6 mph, while July is the calmest at 6.1 mph. Afternoon winds typically blow northwest at 15-25 mph during spring and summer.

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Curriculum Designer

Ana Luiza Ribeiro Costa

Ana Luiza Ribeiro Costa is a curriculum designer and consultant with 14 years specializing in Marist pedagogy integration. She holds a Master of Education in Curriculum and Assessment from Fundação Getulio Vargas and a graduate certificate in Catholic Education Leadership.

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