March Weather in Santa Barbara, Mexico

Last updated: April 22, 2025

March in Santa Barbara, Mexico, presents a delightful weather profile that blends warmth with a hint of coolness. With maximum temperatures reaching 35°C (95°F) and an average temperature of 20°C (67°F), the month promises plenty of sunshine perfect for outdoor activities. However, nights can be a bit cool, dipping to a minimum of 4°C (39°F). The region experiences minimal rainfall, with just 13 mm (0.5 in) over one day, ensuring mostly dry conditions. With humidity levels at 83%, visitors can expect a pleasantly warm ambiance, ideal for enjoying the beauty of Santa Barbara’s natural surroundings.

March Temperature in Santa Barbara

In March, Santa Barbara, Mexico, begins to shake off the cool grip of winter, presenting a delightful blend of warmth and mildness. With nightly lows around 4°C (39°F) and daytime temperatures averaging 20°C (67°F), the climate is gradually warming, making it an inviting time for outdoor activities. The peak temperatures can reach up to 35°C (95°F), signaling the approach of summer. As the month unfolds, visitors can enjoy the transition, marked by increasing daylight and brighter days, while still experiencing the refreshing coolness of spring evenings. This harmonious blend makes March a charming month for relief from the winter chill.

March Weather in Santa Barbara: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Santa Barbara, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec596367727471707068666259
Data source: Temperature data for Santa Barbara generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

March Precipitation in Santa Barbara

In March, Santa Barbara experiences a noticeable uptick in precipitation, with 13 mm (0.5 in) of rainfall accumulating over just one day. This marks an increase from the drier months of January and February, which each saw only 6 mm and 5 mm, respectively. As spring approaches, the weather begins to shift, paving the way for the wetter months ahead. April anticipates even more rain, with 17 mm expected, suggesting a trend toward increasingly variable precipitation as the seasons change. The month of March serves as a pivotal transition point, hinting at the lush, green landscapes to come as rainfall continues to rise sharply in the following months.

March Precipitation Trends in Santa Barbara

The chart displays monthly precipitation patterns in Santa Barbara, with values for each month alongside March's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec65131734102757610962205
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Santa Barbara

March in Santa Barbara, Mexico, sees a notable decline in humidity, with levels dropping to 83% from a high of 86% in February. This gradual decrease is part of a broader trend, where humidity levels continue to lessen as the months progress into spring, ultimately reaching their lowest point at 72% in July. However, as the year continues into the fall, the region experiences a resurgence in moisture, peaking again in October with 92% humidity. This seasonal rhythm highlights the dynamic climate of Santa Barbara, offering visitors a taste of refreshing warmth amid fluctuating humidity levels.

March Average Humidity in Santa Barbara

This chart illustrates the average monthly humidity levels in Santa Barbara, with March's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how March's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec89%86%83%80%82%79%72%74%84%92%91%91%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Santa Barbara

March in Santa Barbara, Mexico, brings intensely high UV levels, with the UV Index soaring to 14, categorized as extreme. This represents a significant increase from the previous months, highlighting the need for cautious sun exposure. With a burn time of just 10 minutes, visitors and residents alike should take proactive measures to protect their skin. As the sun grows stronger, it's clear that early spring sets the stage for the consistent high UV readings that will continue into the following months, maintaining an extreme exposure category until at least October. For more detailed information, check out the full UV index data for the area Santa Barbara UV Index.

Maximum UV Index Levels in Santa Barbara for March

The chart shows the monthly maximum UV Index (UVI) for Santa Barbara in March, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec911141415141414141298
Data source: Santa Barbara March UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

March Sunshine in Santa Barbara

March brings a remarkable burst of sunshine to Santa Barbara, Mexico, with an impressive 306 hours of daylight. This rise from 261 hours in February signals the arrival of spring, as the city awakens to longer days and warmer weather. Following a steady climb through the winter months, March sets the stage for even more sunshine in April and May, where daylight peaks at 313 and 330 hours, respectively. The clear trend of increasing sunlight not only brightens the landscape but also enhances the inviting atmosphere, making it a perfect time for outdoor activities and exploring the natural beauty of this coastal gem. As the months advance towards summer, residents and visitors alike can bask in the delightful rays that characterize this enchanting region.

Monthly Sunshine Duration in Santa Barbara: March Highlighted

The March sunshine duration represents the total number of hours Santa Barbara experiences direct sunlight during the month of March, excluding cloudy or obstructed periods. This chart compares the sunshine duration of March with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec219h261h306h313h330h298h312h305h270h267h258h275h
Data source: Santa Barbara March Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Santa Barbara During March

March in Santa Barbara, Mexico, marks a transition into sunnier days, boasting a 69% chance of sunshine. Although it dips from February's impressive 78%, it remains relatively high compared to the following months, such as April at 59%, and May at 48%. This pattern indicates a lingering promise of warmth as winter gives way to spring, making March a delightful time for outdoors enthusiasts. However, a noteworthy decline in sunny days begins in the summer months, particularly June, where the likelihood falls to a mere 14%. Thus, March is an optimal time to bask in the seasonal sun before the clouds take over later in the year.

Percentage of Sunny Days in March in Santa Barbara

The chart illustrates the percentage of sunny days in Santa Barbara throughout the year, with March highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Santa Barbara experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec50%78%69%59%48%14%21%29%14%31%43%63%
Data source: Santa Barbara March chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Santa Barbara in March

March marks a delightful turning point in Santa Barbara, Mexico, as daylight extends to 12 hours, a full hour more than the previous months of January and February. This increase heralds the arrival of spring, with longer days inviting residents and visitors alike to embrace outdoor activities and explore the region’s natural beauty. As the month progresses, daylight continues to shine brightly, laying the groundwork for even more extended hours in the following months of April and May, which feature 13 hours of sunshine. This gradual lengthening not only enhances the vibrant atmosphere of Santa Barbara but also signifies the transition into a season of warmth and vitality, where days are filled with light and life.

Average Daylight Hours in Santa Barbara for March

The chart illustrates the variation in daylight duration in Santa Barbara throughout the year, with March highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 1m11h 27m12h 2m12h 37m13h 6m13h 21m13h 13m12h 47m12h 13m11h 38m11h 8m10h 53m
Data source: Santa Barbara daylight hours, calculated by summing the hours between sunrise and sunset for each day.

March Winds in Santa Barbara

As March unfolds in Santa Barbara, Mexico, the gentle breezes pick up slightly, with average wind speeds reaching 2.6 m/s (6 mph), a subtle increase from February's 2.5 m/s (6 mph). This month marks the start of a transitional period, where the winds remain steady before tapering off into April and May. Overall, the pattern reflects a mild climatic rhythm, with the wind speed peaking in March before gradually decreasing as summer approaches. It’s a lovely time to enjoy the outdoors, with just enough wind to create a refreshing atmosphere, making it ideal for coastal strolls and outdoor activities.

Average March Wind Speed in Santa Barbara

The chart displays monthly wind speed patterns in Santa Barbara, with values for each month shown alongside March's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how March's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.12.52.6 m/s2.52.52.02.02.41.82.02.11.8
Data source: Santa Barbara March wind data, generated using information from the Copernicus Climate Change Service.

How March Weather in Santa Barbara Compares to Other Months

The weather in Santa Barbara changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of March's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Santa Barbara and find detailed weather information for every month.

In March, the weather is generally warmer, with average temperatures ranging from a minimum of 4°C (39°F) to a maximum of 35°C (95°F), while January features lower temperatures, with a minimum of 1°C (34°F) and a maximum of 30°C (87°F). Despite experiencing a slightly higher average temperature in March, both months see minimal precipitation, with March receiving 13 mm (0.5 in) and January only 6 mm (0.2 in), each having just one day of rain. Humidity levels are comparable, with March at 83% and January a bit higher at 88%, indicating a slightly more humid feel in the early part of the year. For a more detailed look at the weather in January, you can visit Santa Barbara weather in January.

In comparing the weather of March to February, March experiences slightly warmer temperatures with an average of 20°C (67°F), as opposed to February’s average of 17°C (64°F). The minimum temperature in March is a mild 4°C (39°F), just above February's 2°C (37°F), while both months have similar maximums, with March reaching up to 35°C (95°F) and February peaking at 34°C (93°F). March also sees increased precipitation, measuring 13 mm (0.5 in) over just one day, compared to February's lighter 5 mm (0.2 in), still with only one day of rain. Humidity is slightly lower in March at 83%, compared to February’s 86%. For more detailed information, you can check out Santa Barbara weather in February.

In comparing the weather between March and April, we see noticeable differences in temperature and precipitation patterns. March experiences a broader temperature range, with minimums reaching 4°C (39°F) and maximums peaking at 35°C (95°F), while April's temperatures are slightly milder, with minimums of 8°C (46°F) and average highs around 35°C (95°F). Additionally, April sees an increase in precipitation to 17 mm (0.7 in) over four days, compared to March's lighter rain of only 13 mm (0.5 in) over just one day. Humidity levels remain relatively high in both months, with April slightly lower at 80% compared to March's 83%. For more details on April weather in Santa Barbara, check out Santa Barbara weather in April.

In March, the weather is generally mild with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 35°C (95°F), averaging around 20°C (67°F). The month sees only about 13 mm (0.5 in) of precipitation over just one day, creating a relatively dry atmosphere with a humidity level of 83%. In contrast, May offers warmer temperatures, starting with a minimum of 11°C (52°F) and reaching up to 36°C (96°F), averaging 23°C (74°F). However, May experiences more rainfall, with a total of 34 mm (1.3 in) spread over eight days, resulting in slightly lower humidity at 82%. For a detailed look at the weather in May, visit Santa Barbara weather in May.

March and June in Santa Barbara present distinct weather patterns. In March, temperatures range from a cool minimum of 4°C (39°F) to a warm maximum of 35°C (95°F), with an average temperature of 20°C (67°F). Humidity is high at 83%, but there is minimal precipitation, with only about 13 mm (0.5 in) falling over just one day. In contrast, June experiences milder temperatures, with a minimum of 11°C (53°F), an average of 21°C (71°F), and a maximum of 34°C (94°F). However, it sees a significant increase in precipitation, totaling 102 mm (4.0 in) over 16 days, while maintaining slightly lower humidity at 79%. For more detailed information, you can refer to Santa Barbara weather in June.

March and July exhibit notable differences in weather patterns. In March, temperatures are quite variable, ranging from a minimum of 4°C (39°F) to a maximum of 35°C (95°F), with an average temperature of 20°C (67°F). Despite this variability, March sees relatively low precipitation at just 13 mm (0.5 in) over only 1 day, although humidity remains high at 83%.

In contrast, July offers more stable temperatures, with a minimum of 14°C (57°F) and a maximum of 32°C (90°F), leading to an average of 21°C (70°F). However, July is significantly wetter, experiencing 75 mm (3.0 in) of rainfall spread across about 15 days, and it features a lower humidity level of 72%. For more details on the weather during this month, you can check Santa Barbara weather in July.

In March, the weather presents a wide range of temperatures, with a minimum of 4°C (39°F) and a maximum of 35°C (95°F), and an average temperature of 20°C (67°F). The month experiences relatively low precipitation, only about 13 mm (0.5 in) over just one day, although the humidity is notably high at 83%. In contrast, August features milder temperatures with a minimum of 13°C (56°F) and a maximum of 32°C (90°F), averaging around 21°C (70°F). Precipitation increases considerably to 76 mm (3.0 in) spread over 14 days, and humidity levels decrease to 74%. For more specifics about August weather, you can visit Santa Barbara weather in August.

In March, the weather displays a wide range of temperatures, with a minimum of 4°C (39°F) and a maximum that can reach 35°C (95°F), averaging around 20°C (67°F). Precipitation is minimal, with only 13 mm (0.5 in) over just 1 day, and humidity hovers at 83%. In contrast, September presents milder minimum temperatures starting at 9°C (49°F), while the maximum temperatures are typically lower at 32°C (89°F) for an average of 20°C (68°F). However, September is significantly wetter, with precipitation totaling 109 mm (4.3 in) across about 18 days, and humidity remains slightly elevated at 84%. For a more detailed look at weather trends, check out Santa Barbara weather in September.

In March, the weather typically features a range of temperatures from a chilly 4°C (39°F) at night to a warm 35°C (95°F) during the day, with an average of 20°C (67°F). This month experiences minimal rainfall, with only 13 mm (0.5 in) over just one day, while humidity levels hover around 83%. In contrast, October brings cooler nighttime temperatures, starting at 6°C (44°F) and reaching an average high of 30°C (87°F), with a daily average of 19°C (66°F). However, October is considerably wetter, receiving about 62 mm (2.4 in) of precipitation spread across 12 days and higher humidity at 92%. For more details on the weather during this month, you can visit Santa Barbara weather in October.

March and November present contrasting weather patterns, with March showcasing a wider temperature range from a minimum of 4°C (39°F) to a maximum of 35°C (95°F) and an average of 20°C (67°F). It tends to be relatively dry with only 13 mm (0.5 in) of precipitation spread over just one day, and a humidity level of 83%. In contrast, November exhibits cooler temperatures, with a minimum of 0°C (33°F) and a maximum of 30°C (87°F), averaging at 17°C (62°F). It experiences slightly more precipitation at 19 mm (0.8 in) over three days, alongside a higher humidity of 91%. For more details on November weather, visit Santa Barbara weather in November.

March and December exhibit notable differences in temperature and precipitation. March tends to be warmer, with an average temperature of 20°C (67°F) and highs reaching up to 35°C (95°F), compared to December's cooler average of 15°C (60°F) and maximums of 29°C (85°F). While March experiences minimal precipitation with only 13 mm (0.5 in) over a single day, December is even drier, recording just 5 mm (0.2 in) with no rainy days at all. Additionally, December has a higher humidity level at 91% compared to March's 83%. For more details on the December weather, you can check out Santa Barbara weather in December.

Compare Santa Barbara's Climate with Cities Worldwide

Conclusion: What to Expect From March Weather in Santa Barbara

As March arrives in Santa Barbara, the weather begins to transition, showcasing a delightful mix of warmth and mildness that sets it apart from the cooler winter months. With maximum temperatures reflecting a taste of early spring, residents experience more sunny days, but just a touch of rain—with only a single day of precipitation helping to rejuvenate the landscape. Moreover, the humidity remains notably high, adding to the springtime feel while still ensuring comfort in the air. This unique blend makes March an ideal time to enjoy the outdoors and witness nature's awakening in Santa Barbara. For a deeper dive into the climate patterns throughout the year, check out Santa Barbara Climate.