Last updated: April 22, 2025
March in San Diego, Mexico offers a delightful blend of warm temperatures and mild weather, making it an ideal time to explore the region. With maximum temperatures reaching up to 36°C (96°F) and an average of 23°C (74°F), visitors can enjoy sunny days perfect for outdoor activities. The nights cool off with temperatures dropping to a comfortable 11°C (53°F). While the month sees only a slight precipitation amount of 5 mm (0.2 in) across just one day, the 59% humidity creates a pleasant atmosphere that enhances the overall experience. Whether you're soaking in the sun or exploring local attractions, March in San Diego promises enjoyable weather for all.
In March, San Diego, Mexico, begins to shake off the coolness of winter, with temperatures gently rising to greet the spring. The month typically sees a minimum temperature of 11°C (53°F), making it comfortable for those enjoying outdoor activities. On average, daytime temperatures hover around 23°C (74°F), providing lovely, mild conditions perfect for exploring the area's scenic beauty. As the days progress, highs can reach up to 36°C (96°F), signaling the approach of warmer weather and inviting visitors to soak in the sunshine. Overall, March is a delightful transition month, where the early warmth sets the stage for the vibrant summer that follows.
In March, San Diego, Mexico experiences a modest precipitation total of 5 mm (0.2 in), consistent with the preceding months of January and February, both of which recorded similar amounts. Rainfall is predominantly light, occurring over a single day, which reflects the region's gradual transition towards the wet season. As spring unfolds, precipitation starts to pick up, setting the stage for the more significant showers to come in April and May. The upward trend in rainfall witnessed in the following months, particularly in June when precipitation skyrockets to 183 mm (7.2 in), highlights the climatic shift that characterizes the area's weather patterns. This transition from minimal rainfall in the early months to a marked increase in subsequent months illustrates the seasonal variability that defines San Diego's climate.
In March, San Diego, Mexico experiences a noticeable decline in humidity, dropping to 59%—the lowest level since January. This reduction marks a significant shift from the high humidity of the earlier months, with January and February hovering at 76% and 68%, respectively. As spring approaches, the trend continues with April's humidity slightly decreasing further to 57%. This pattern creates a refreshing transition into the warmer months, leading to May's resurgence at 65%. Overall, March serves as a pivotal point, bridging the high humidity of winter with the more varied moisture levels of the spring and summer months ahead.
March in San Diego, Mexico, marks a notable shift in the sun's intensity, with the UV Index soaring to 14, classifying it as extreme, which is a significant increase from the previous months. Following the intense February, where the UV Index reached 13, March continues this trend, demanding heightened awareness for sun exposure and skin protection as the burn time remains a swift 10 minutes. The pattern reveals that as spring approaches, the risk for sunburn intensifies, so it's crucial to be vigilant when enjoying outdoor activities. With April set to peak at an even higher UV Index of 15, staying informed is essential for your safety. Embrace the sunshine in San Diego, but remember to protect your skin! For more details, check out the San Diego UV Index.
UV Risk Categories
March ushers in radiant sunshine in San Diego, Mexico, with an impressive 324 hours of sunlight — the highest of the year so far. This burst of warmth sets the stage as spring approaches, outshining January's 252 hours and February's 287 hours. Following March, the sunshine slightly tapers in April to 314 hours, but it marks the beginning of a season filled with ample daylight. As summer approaches, sunlight peaks again in July with 329 hours, showcasing San Diego's reputation for bountiful sunshine. Overall, this pattern reflects a trend of increasing daylight hours from winter to spring, culminating in a summer characterized by bright, sun-drenched days.
March in San Diego, Mexico, offers a delightful 77% chance of sunny weather, making it one of the sunniest months of the year. Following a robust 79% in February, the sunny days slightly taper off in April to 55%, indicating a charming transition into spring. This shine contrasts sharply with the overcast skies of the following months, where sunshine likelihood drops significantly—with May at 35% and June plummeting to just 18%. As a result, March stands out as a prime time to enjoy outdoor activities and bask in the warm, golden rays before the summer heat takes hold.
As March unfolds in San Diego, Mexico, residents and visitors alike bask in the delight of increased daylight, enjoying 12 hours of sunshine—a notable jump from the 11 hours experienced in January and February. This gradual transition heralds the arrival of spring, promising longer and brighter days ahead. Following March, daylight remains consistent at 12 hours in April and May before reaching its peak in June with 13 hours. This pattern not only enhances outdoor activities but also invites a vibrant energy into the community as nature begins to flourish. As summer approaches, it’s the perfect time to embrace the sun and all the opportunities these longer days bring.
As March arrives in San Diego, Mexico, residents and visitors can experience a gentle increase in the breeze, with average wind speeds reaching 2.6 m/s (6 mph)—a slight uptick from the steady 2.3 m/s (5 mph) of the preceding months. This seasonal shift marks a transition into spring, where the wind begins to dance more frequently, offering a refreshing feel as the weather warms. April then sees a minor dip back to 2.2 m/s (5 mph), suggesting a whimsical pattern where the winds vary yet remain mild. Notably, the spring months of March and April stand out, bridging the consistent calmer days of winter to the lighter breezes of summer. This creates an ideal setting for outdoor activities and captures the essence of San Diego's vibrant weather as it flourishes into the new season.
The weather in San Diego 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 San Diego and find detailed weather information for every month.
In March, the weather is generally warmer than in January, with average temperatures rising to 23°C (74°F) compared to January's 21°C (70°F). The maximum temperature reaches up to 36°C (96°F) in March, while January peaks at a cooler 33°C (93°F). Precipitation is slightly lower in March, with only 5 mm (0.2 in) of rain expected over just one day, whereas January sees 8 mm (0.3 in) of rain on the same number of days. Additionally, March has a lower humidity level at 59%, compared to January's higher humidity of 76%. For more detailed weather insights, check San Diego weather in January.
In March, the weather sees a slight increase in temperatures compared to February, with minimums of 11°C (53°F) and average highs reaching up to 36°C (96°F), while February's temperatures range from a minimum of 10°C (50°F) to a maximum of 35°C (96°F). Both months experience the same low level of precipitation at 5 mm (0.2 in) over just one day, but March has a lower humidity level at 59%, making it feel somewhat less sticky than February, which has a higher humidity of 68%. For more details about February conditions, visit San Diego weather in February.
March typically experiences a temperature range from a minimum of 11°C (53°F) to a maximum of 36°C (96°F), with an average of 23°C (74°F). It sees minimal precipitation, averaging only 5 mm (0.2 in) over just one day, and maintains a humidity level of 59%. In contrast, April brings slightly warmer temperatures, with a minimum of 14°C (57°F), an average of 25°C (78°F), and a maximum of 37°C (99°F). This month also experiences increased rainfall, totaling 11 mm (0.4 in) over two days, while humidity remains relatively stable at 57%. For more information on April's weather, check out San Diego weather in April.
March and May exhibit distinct weather patterns, with March experiencing milder temperatures and significantly lower precipitation compared to May. In March, temperatures range from a minimum of 11°C (53°F) to a maximum of 36°C (96°F), averaging around 23°C (74°F) and accompanied by only 5 mm (0.2 in) of rainfall over just one day. In contrast, May sees warmer temperatures, with a minimum of 17°C (62°F), an average of 26°C (79°F), and a peak of 37°C (99°F). However, May is much wetter, receiving 88 mm (3.5 in) of rain over 14 days, leading to a slightly higher humidity of 65%. For more insights on the weather during this month, check out San Diego weather in May.
In comparing the weather between March and June, notable differences emerge. March experiences a wide temperature range, with minimums around 11°C (53°F) and maximums hitting 36°C (96°F), averaging at 23°C (74°F). Precipitation is minimal, with only about 5 mm (0.2 in) falling over just one day, and humidity levels are moderate at 59%. In contrast, June presents milder temperatures, with a minimum of 17°C (63°F) and a maximum of 35°C (95°F), averaging 24°C (76°F). However, it is significantly wetter, receiving 183 mm (7.2 in) of rain spread over 20 days, and comes with slightly higher humidity at 66%. For more detailed information, you can check San Diego weather in June.
In March, the weather typically features a warmer range with daytime highs reaching up to 36°C (96°F) while maintaining an average of 23°C (74°F). The month sees relatively low precipitation, with only 5 mm (0.2 in) of rain occurring over just one day, and humidity levels at a comfortable 59%. In contrast, July experiences slightly cooler temperatures, with average highs around 35°C (95°F) and minimums of 16°C (61°F). However, it is a much wetter month, receiving 42 mm (1.6 in) of rainfall over six days, along with increased humidity levels at 75%. For more detailed insights into July weather, you can visit San Diego weather in July.
When comparing the weather in March and August, several key differences emerge. March typically experiences milder temperatures, with an average of 23°C (74°F), while August sees a slight increase in the average temperature to 25°C (76°F). However, both months can reach a maximum of 36°C (96°F) to 97°F). In terms of precipitation, March is notably drier, receiving only about 5 mm (0.2 in) of rain on just one day, whereas August is much wetter, with 91 mm (3.6 in) of rain spread over 14 days. Additionally, August is characterized by higher humidity levels at 82%, compared to March's 59%. For more detailed climate insights, check out San Diego weather in August.
In March, the weather is typically warm and dry, with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 36°C (96°F) and only 5 mm (0.2 in) of precipitation over just one day. The humidity is moderate at 59%, making for comfortable conditions. In contrast, September sees milder temperatures with a minimum of 16°C (61°F) and a maximum of 33°C (92°F), but it experiences significantly more rainfall, totaling 156 mm (6.2 in) over 19 days, and higher humidity at 82%. This shift makes September a much wetter month compared to the dry warmth of March. For more details, you can check San Diego weather in September.
March weather in San Diego features a range of temperatures from a minimum of 11°C (53°F) to a maximum of 36°C (96°F), with average temperatures around 23°C (74°F). The month is relatively dry, receiving only 5 mm (0.2 in) of precipitation over just 1 day and maintaining a humidity level of 59%. In contrast, October sees warmer nights, with minimum temperatures starting at 16°C (61°F) and a maximum of 34°C (93°F), while the average remains stable at 23°C (74°F). However, October is much wetter, experiencing 134 mm (5.3 in) of precipitation across 15 days, resulting in a higher humidity level of 83%. For more specific details on October weather, you can check San Diego weather in October.
In comparing the weather of March and November, March typically boasts warmer temperatures, ranging from a minimum of 11°C (53°F) to a maximum of 36°C (96°F), with an average of 23°C (74°F). This month generally experiences minimal rainfall, averaging just 5 mm (0.2 in) and only one day of precipitation, resulting in a humidity level of 59%. In contrast, November features slightly cooler temperatures, with a minimum of 13°C (55°F) and a maximum of 33°C (91°F), and an average of 22°C (72°F). November also brings more significant rainfall, averaging 31 mm (1.2 in) over five days, and higher humidity at 80%. For more details, visit San Diego weather in November.
In March, the weather tends to be warmer with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 36°C (96°F) and an average of 23°C (74°F). This month experiences minimal precipitation, averaging just 5 mm (0.2 in) over only 1 day and a humidity level of 59%. In contrast, December brings slightly cooler conditions, with temperatures ranging from a minimum of 10°C (51°F) to a maximum of 32°C (90°F), averaging 21°C (71°F). The precipitation in December is a bit higher, with around 8 mm (0.3 in) over 2 days, along with increased humidity at 76%. For more details on December weather, you can check San Diego weather in December.
In March, San Diego’s weather strikes a delightful balance, offering warm days and cool nights that set it apart from the extremes of other months. With an average temperature around 23°C (74°F), residents and visitors alike can enjoy pleasant outdoor activities, all while the rainfall remains minimal, usually confined to just a single day. Unlike the sultry summer months, March's humidity hovers around 59%, providing refreshing breezes that enhance the region's appeal. As the city blossoms into spring, it’s an ideal time to explore the vibrant surroundings. For a deeper understanding of what to expect throughout the year, check out San Diego Climate.