Last updated: April 22, 2025
May in San Diego, Mexico, offers a delightful escape with maximum temperatures soaring up to 37°C (98°F), inviting sun-seekers to bask in the warmth. The average temperature sits comfortably at 26°C (80°F), ensuring pleasant days and balmy evenings. With minimum temperatures dipping to 15°C (60°F), a light jacket may be handy for cooler nights. Notably, the month boasts zero precipitation, with no rainy days, allowing for uninterrupted outdoor adventures. Coupled with a humidity level of 49%, May presents ideal conditions for beach outings and exploration. Enjoy the sun-drenched days and refreshing nights that San Diego has to offer!
In May, San Diego, Mexico, basks in a delightful transition towards summer, with temperatures ranging from a minimum of 15°C (60°F) to a maximum of 37°C (98°F). This month showcases an average temperature of 26°C (80°F), providing a warm and inviting atmosphere for outdoor activities. As the days grow longer and hotter, there's a noticeable climb in temperatures from the cooler months preceding it, hinting at the vibrant summer to come. Nature lovers and beachgoers alike can appreciate this sweet spot of warmth, making May a perfect time to explore the natural beauty and cultural attractions of this stunning coastal paradise.
In May, San Diego, Mexico, experiences a notable dry spell, as it records no precipitation for the month. This is consistent with the trend observed in April, where similarly, rainless days characterized the weather. The preceding months of January and February saw minimal rainfall, but the lack of moisture in May sets the stage for the impending rainy season that starts in June. As temperatures rise, locals brace for the shift to a wetter climate; June typically brings a jump in precipitation to about 26 mm, indicating a transition that will escalate into the more torrential rains of July and August. Thus, May stands as a pivotal month, marking the end of an arid stretch before the onset of the summer rains that reshape the landscape.
May in San Diego, Mexico, experiences a consistent humidity level of 49%, which mirrors the dry conditions of April and sets the stage for a gradual increase as summer approaches. This trend of lower humidity in the spring months is followed by a sharp rise in the summer, peaking in August at a humid 87%. The transition from the dry easterly winds of spring into the more muggy, moisture-laden air of summer is characteristic of this coastal region, illustrating how seasons shift from pleasant spring breezes to the heavier, more humid summer months. As such, while May enjoys a comfortable humidity, it ultimately hints at the sultry conditions that await in the coming months.
As May rolls into San Diego, Mexico, the UV Index maintains a striking 13, marking it as part of the extreme exposure category. This means that sun-seekers should prepare for a quick burn time of just 10 minutes, emphasizing the need for sunscreen and protective clothing. Following the trend from previous months, May’s UV levels mirror those of April, suggesting that conditions remain starkly intense as the region transitions into summer. Interestingly, the UV Index only slightly drops after May, with June maintaining 12, but still firmly in the extreme bracket. For those planning their outdoor activities, understanding the UV trends is essential. Stay informed with the local UV Index forecast here: San Diego UV Index.
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May in San Diego, Mexico, shines brightly with an impressive 360 hours of sunshine, marking the peak of spring and a prelude to summer bliss. This month witnesses a significant increase in solar hours compared to earlier months, with April trailing closely at 325 hours. As winter fades into memory, the gradual ascent in sunshine from January's modest 222 hours through to March's 308 hours showcases a clear trend toward warmer, sun-soaked days. Following May, June retains a generous 334 hours, ensuring that sun lovers can bask in the delightful glow of San Diego as the summer season unfolds, even as the sunshine begins to taper off slightly in July. Overall, the pattern highlights a vibrant transition into the sun-kissed delights of late spring and early summer, making May a standout gem in the year’s calendar.
As May approaches in San Diego, Mexico, the likelihood of enjoying sunny weather significantly increases, boasting an impressive 80% chance of sun. This marks a notable rise compared to the preceding months, where sunshine probabilities hover around 57% to 65%. Following the mild April, which shares the same sun chance, May elegantly transitions into a bright and cheerful month, offering ideal conditions for outdoor activities and exploration. Interestingly, this peak in sunny days contrasts sharply with the summer months of July and August, where forecasts dip to just 40% and 21% respectively. Overall, May stands out as a beacon of sunshine in the early part of the year, inviting both locals and visitors to bask in the warm rays and vibrant atmosphere.
In San Diego, Mexico, the transition of daylight duration throughout the year paints a vivid picture of the region's climate. Starting in January with a modest 10 hours of daylight, the days gradually lengthen, reaching a peak of 13 hours by May and persisting through June and July. This delightful increase signals the arrival of summer, offering residents and visitors ample time to enjoy outdoor activities. As the seasons shift, daylight begins to taper off slightly, with August marking a return to 12 hours, before gradually descending to 10 hours again by November and December. Overall, May stands out as a vibrant month, welcoming longer days that enhance the beauty and warmth of San Diego's springtime.
In San Diego, Mexico, the average wind speeds throughout the year offer a gentle breeze that enhances the region's pleasant coastal charm. As spring transitions into summer, May experiences a slight uptick with winds reaching 2.0 m/s (4 mph), maintaining the consistent and breezy atmosphere that has been evident from January's 1.9 m/s to April’s 1.9 m/s. This month serves as a bridge before the wind speeds peak in June at 2.1 m/s (5 mph). Notably, the winds gradually soften as summer progresses, with July and August recording the lowest averages of 1.6 m/s (4 mph) and 1.5 m/s (3 mph), signaling a subtle shift to warmer, calmer days. Overall, May stands out as a refreshing interlude in San Diego's wind patterns, offering a light breeze that complements its enchanting coastal scenery.
The weather in San Diego changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of May'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 comparison to January, May presents a notably warmer and drier climate. January experiences a minimum temperature of 8°C (47°F) and an average of 20°C (68°F), while May's temperatures range from a minimum of 15°C (60°F) to an average of 26°C (80°F), peaking at 37°C (98°F). January also sees some moisture, with 6 mm (0.3 in) of precipitation over one day, contrasting sharply with May’s completely dry conditions of 0 mm and 0 days of rain. Additionally, humidity levels are significantly higher in January at 76%, compared to May's more comfortable 49%. For a more detailed look at weather patterns, you can refer to San Diego weather in January.
In comparing the weather between May and February, May boasts significantly warmer temperatures, with a minimum of 15°C (60°F) and an average of 26°C (80°F), peaking at a scorching 37°C (98°F). In contrast, February presents milder conditions, featuring a minimum of 8°C (47°F) and an average of 20°C (69°F), with a maximum of 33°C (92°F). Additionally, February experiences some precipitation, receiving 24 mm (0.9 in) over two days, whereas May is dry with no recorded precipitation. The humidity also differs, with February at 69% and May at a more comfortable 49%. For more details, check out San Diego weather in February.
In comparing the weather between May and March, May typically offers much warmer temperatures, with averages reaching up to 26°C (80°F) and maximums hitting 37°C (98°F), while March has a milder average of 22°C (72°F) and max temperatures of 34°C (94°F). Additionally, May boasts nearly perfect conditions with no recorded precipitation and lower humidity at 49%. In contrast, March experiences slightly more humidity at 57% and a small amount of precipitation at 2 mm (0.1 in). For more detailed insights on March weather, visit San Diego weather in March.
In May, temperatures in San Diego tend to be warmer compared to April, with minimums of 15°C (60°F) and averages reaching 26°C (80°F), while April sees lower temperatures with minimums of 12°C (53°F) and an average of 24°C (75°F). The maximum temperature in May can peak at 37°C (98°F), slightly higher than April's maximum of 36°C (97°F). Both months experience dry conditions with no recorded precipitation or rainy days, and humidity levels remain consistent at 49%. For more details on the weather during April, visit San Diego weather in April.
May and June display notable differences in weather patterns. May generally enjoys warmer temperatures, with a minimum of 15°C (60°F) and an average high of 37°C (98°F), while June starts off warmer at a minimum of 20°C (68°F) and peaks at 38°C (100°F). However, June has a higher average temperature of 29°C (84°F) compared to May's 26°C (80°F). Additionally, May boasts completely dry weather with 0 mm of precipitation across the month, while June experiences some rainfall, totaling 26 mm over three days, along with increased humidity levels rising from 49% in May to 64% in June. For further details on the weather conditions, you can check San Diego weather in June.
In comparison to May, July experiences noticeably warmer and more humid conditions. While May boasts an average temperature of 26°C (80°F) with a minimum of 15°C (60°F) and a maximum of 37°C (98°F), July’s average rises to 29°C (85°F) with a higher minimum of 23°C (74°F), while still reaching the same maximum of 37°C (100°F). Additionally, July is characterized by significantly increased rainfall, receiving 86 mm (3.4 in) of precipitation over 14 days, contrasting sharply with May's dry spell that records 0 mm (0.0 in) over the entire month. The humidity also spikes in July, averaging 82% compared to May's 49%. For more detailed insights, check San Diego weather in July.
In comparing the weather of May and August, it's clear that August tends to be hotter and significantly wetter. May enjoys a comfortable average temperature of 26°C (80°F), with maximum highs reaching 37°C (98°F) and low humidity at 49%. In contrast, August has a higher average temperature of 29°C (85°F) and also hits the same maximum of 37°C (98°F), but with notably higher humidity levels at 87%. Additionally, August experiences substantial rainfall, with 152 mm (6.0 in) over 19 days, while May stays completely dry. For more details, check out San Diego weather in August.
May and September showcase distinct weather patterns. In May, temperatures range from a pleasant 15°C (60°F) at night to a scorching 37°C (98°F) during the day, with an average of 26°C (80°F). This month boasts a dry climate with no recorded precipitation and a moderate humidity level of 49%. In contrast, September experiences warmer overnight lows of 23°C (74°F) and an average maximum temperature of 36°C (97°F), with slightly lower daytime highs. However, it also brings significant rainfall, recording 143 mm (5.6 in) over about 20 rainy days, leading to much higher humidity at 88%. For more detailed insights into September weather, visit San Diego weather in September.
In May, the weather is characterized by warm temperatures, with a minimum of 15°C (60°F) and an average of 26°C (80°F), reaching a maximum of 37°C (98°F). Notably, there is no recorded precipitation, and humidity levels sit at a comfortable 49%. In contrast, October brings slightly warmer temperatures, with a minimum of 18°C (64°F) and an average high of 28°C (83°F), while still peaking at 37°C (98°F). However, this month sees an increase in precipitation, totaling 43 mm (1.7 in) over about five rainy days, accompanied by higher humidity at 83%. For more detailed weather information, you can check San Diego weather in October.
In comparison to May, November experiences slightly cooler temperatures, with an average of 25°C (77°F) compared to May's warmer average of 26°C (80°F). The maximum temperatures in both months are quite similar, with November peaking at 36°C (98°F) and May reaching up to 37°C (98°F). However, November is markedly wetter, receiving an average of 46 mm (1.8 in) of precipitation over just 2 days, while May typically sees no rainfall at all. The humidity also increases significantly in November, rising to 84% compared to May's 49%. For a detailed look at November weather, you can visit San Diego weather in November.
May presents warmer weather compared to December, with temperatures ranging from a mild 15°C (60°F) at night to a scorching high of 37°C (98°F). This month is characterized by dry conditions, with no recorded precipitation and a moderate humidity level of 49%. In contrast, December sees cooler temperatures, where the minimum dips to 10°C (51°F), and the average fluctuates around 21°C (70°F), peaking at 34°C (93°F). Furthermore, December experiences a slight increase in humidity at 86% and receives about 17 mm (0.7 in) of precipitation over two days. For more details, check out San Diego weather in December.
As May arrives in San Diego, the weather transforms into a delightful blend of warmth and sunshine, setting it apart from the cooler, rainier months preceding it. With an average temperature of 26°C (80°F) and zero precipitation, May offers a perfect opportunity for outdoor activities and beach outings. The pleasant 49% humidity ensures a comfortable atmosphere, making it an ideal time to explore the city's natural beauty. Unlike the chill of winter and early spring, May embraces a more vibrant and inviting climate that beckons locals and visitors alike to enjoy all that San Diego has to offer. For more insights on the city's climate through the seasons, check out San Diego Climate.