May Weather in Imperial Beach, United States

Last updated: February 24, 2025

May in Imperial Beach, United States, offers a delightful blend of mild temperatures and refreshing ocean breezes. With an average high of 24°C (76°F) and a comfortable low of 11°C (52°F), this coastal paradise is perfect for outdoor activities and beach outings. Visitors can expect about 26 mm (1.0 in) of precipitation over approximately 6 days, making it a month of budding greenery and vibrant coastal life. The humidity hovers around 46%, providing just the right amount of moisture to complement the sunny skies. Whether you're a local or a visitor, May in Imperial Beach is an inviting time to soak up the sun and enjoy the coastal charm.

May Temperature in Imperial Beach

In May, Imperial Beach begins to shed its cooler winter temperatures, welcoming a delightful warmth that hints at the summer to come. With a minimum of 11°C (52°F) and an average temperature of 16°C (61°F), days are pleasantly mild, making it an ideal time to explore the beach or enjoy outdoor activities. The maximum temperature reaches 24°C (76°F), striking a perfect balance for sun-seekers and nature enthusiasts alike. This transitional month reflects a gradual upward trend in temperatures from the earlier months, setting the stage for the heat of summer while still offering comfortable conditions for all who visit.

May Weather in Imperial Beach: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Imperial Beach, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec575657606164697169676257
Data source: Temperature data for Imperial Beach 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.

May Precipitation in Imperial Beach

In May, Imperial Beach experiences a gentle transition as the rainy season begins to taper off, with precipitation totaling 26 mm (1.0 in) over 6 days. This marks a slight decrease from April's rainfall, indicating a trend towards drier conditions as summer approaches. The month stands out with its relatively comfortable climate, which is complemented by lighter showers. Such weather patterns pave the way for the sun-soaked days of June, where the precipitation dramatically drops to just 7 mm (0.3 in), further solidifying the shift towards a warmer, drier season. This declining trend in May suggests a gradual move away from the wetter conditions experienced earlier in the year, as Imperial Beach gears up for a season marked by sunshine and minimal rainfall.

May Precipitation Trends in Imperial Beach

The chart displays monthly precipitation patterns in Imperial Beach, with values for each month alongside May's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec60755727267556143568
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Imperial Beach

As May arrives in Imperial Beach, the coastal charm is complemented by a refreshing dip in humidity, averaging 46% this month. This shift marks a significant decrease from the higher humidity levels earlier in the year, particularly 77% in February and 72% in January. The transition continues into the summer months, with June and July maintaining a similar 48% and 46% respectively. This gradual decline establishes a trend of increasing comfort as the region moves towards the drier summer season, making May an ideal time to enjoy the pleasant coastal weather before the more pronounced dry heat of late summer settles in.

May Average Humidity in Imperial Beach

This chart illustrates the average monthly humidity levels in Imperial Beach, with May's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how May's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec72%77%67%56%46%48%46%42%52%58%66%74%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Imperial Beach

As May unfolds in Imperial Beach, the UV Index reaches a peak of 11, categorizing the exposure as extreme. This marks a significant uptick from the previous months, with a dramatic shift from a moderate 4 in January to a staggering 11 by May. With a burn time of just 10 minutes, it's crucial for residents and visitors alike to take precautions to protect their skin during this high-risk period. Following May, the UV Index remains at this extreme level through June and July, indicating a consistent trend of intense sun exposure as summer arrives. For comprehensive guidance on UV levels throughout the year, be sure to check out Imperial Beach UV Index.

Maximum UV Index Levels in Imperial Beach for May

The chart shows the monthly maximum UV Index (UVI) for Imperial Beach in May, 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.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111110754
Data source: Imperial Beach May 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.

May Sunshine in Imperial Beach

In May, Imperial Beach shines brightly with an impressive 359 hours of sunshine, marking a delightful transition into the summer months. This springtime glow is a crucial part of the region's sunny disposition, as daylight steadily increases from January's modest 196 hours to an invigorating June, where sunshine peaks at 364 hours. The trend of rising sunlight hours from the beginning of the year signals the approach of warmer days, inviting residents and visitors alike to enjoy the stunning coastal vistas and active outdoor lifestyle. As July continues this trajectory with 375 hours of sunshine, it’s clear that May serves as a perfect prelude to the sun-soaked adventures that await in the heart of summer.

Monthly Sunshine Duration in Imperial Beach: May Highlighted

The May sunshine duration represents the total number of hours Imperial Beach experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec196h243h299h324h359h364h375h360h318h298h258h236h
Data source: Imperial Beach May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Imperial Beach During May

In May, the likelihood of sunny weather in Imperial Beach slightly dips to 49%, marking one of the lowest chances of the year, alongside June. This trend reflects a gradual decrease from the sunnier months of January through April, where sunlight was more reliably abundant. As spring gives way to summer, the chances of clear skies rebound in June and July; however, May’s weather can be a mixed bag, often dictated by marine layers and ocean currents. Looking ahead, residents and visitors alike can expect a noteworthy shift as the sun begins to shine more consistently in the heart of summer, making May a transitional month in this coastal haven.

Percentage of Sunny Days in May in Imperial Beach

The chart illustrates the percentage of sunny days in Imperial Beach throughout the year, with May 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 Imperial Beach experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec63%61%61%51%49%49%53%63%67%64%63%45%
Data source: Imperial Beach May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Imperial Beach in May

As spring transitions into summer, May in Imperial Beach enjoys a delightful 13 hours of daylight, mirroring the longer days of April. This consistent daylight duration sets the stage for outdoor activities and gatherings, as the sun shines brightly, inviting locals and visitors alike to bask in the warmth. Starting from January with just 10 hours, a steady increase unfolds until it peaks in June and July with 14 hours, before gradually tapering off into the shorter days of autumn. This gradual extension of daylight not only enhances the beauty of the coastal scenery but also enriches the community's vibrant atmosphere, making May a truly enchanting month by the beach.

Average Daylight Hours in Imperial Beach for May

The chart illustrates the variation in daylight duration in Imperial Beach throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 16m11h 1m12h13h13h 50m14h 14m14h 1m13h 16m12h 19m11h 19m10h 27m10h 2m
Data source: Imperial Beach daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Imperial Beach

In Imperial Beach, the month of May sees a gentle breeze with an average wind speed of 2.9 m/s (6 mph), slightly lighter than the 3.1 m/s (7 mph) experienced in the preceding months of April and June. As the spring transitions into summer, May maintains a similar wind pattern to earlier spring months, where wind speeds hover around 3.2 m/s in January and March. The consistent low to moderate wind speeds throughout the year, with a few dips in November and December, create an inviting atmosphere perfect for beachgoers. Overall, the conditions in May contribute to the relaxing coastal ambiance that makes Imperial Beach a beloved destination year-round.

Average May Wind Speed in Imperial Beach

The chart displays monthly wind speed patterns in Imperial Beach, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.22.73.33.12.9 m/s3.12.92.92.92.82.53.1
Data source: Imperial Beach May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Imperial Beach Compares to Other Months

The weather in Imperial Beach 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 Imperial Beach and find detailed weather information for every month.

In comparison, May generally boasts a warmer climate than January, with average temperatures ranging from 11°C (52°F) to 24°C (76°F) compared to January's cooler temperatures of 7°C (45°F) to 23°C (75°F). Additionally, May experiences significantly less precipitation, receiving only 26 mm (1.0 in) over 6 days, while January sees more rainfall at 60 mm (2.3 in) during the same number of days. Furthermore, the humidity levels in January are noticeably higher at 72%, compared to May's lighter 46%. For more detailed information about January weather, you can visit Imperial Beach weather in January.

The weather in May is generally milder and drier compared to February. In May, temperatures range from a minimum of 11°C (52°F) to a maximum of 24°C (76°F), with an average of 16°C (61°F) and only 26 mm (1.0 in) of precipitation over about 6 days. In contrast, February experiences cooler temperatures, with a minimum of 6°C (43°F) and an average of 13°C (56°F), peaking at 25°C (77°F). Additionally, February sees significantly more rainfall, totaling 75 mm (3.0 in) over 7 days, along with higher humidity levels at 77%. For more detailed information, check out Imperial Beach weather in February.

When comparing the weather in May and March, May generally presents more pleasant conditions with an average temperature of 16°C (61°F), warmer than March's average of 14°C (57°F). Both months can reach a maximum of 24°C (76°F), but March experiences cooler minimum temperatures, dropping to 7°C (45°F), compared to May’s 11°C (52°F). Additionally, March is significantly wetter, with 57 mm (2.2 in) of precipitation over 10 days, while May sees only 26 mm (1.0 in) over 6 days, resulting in lower humidity levels of 46% in May compared to 67% in March. For more insights on March weather, you can check Imperial Beach weather in March.

In comparing the weather between April and May, May experiences slightly higher minimum and average temperatures, with a minimum of 11°C (52°F) and an average of 16°C (61°F), while April records a minimum of 10°C (51°F) and an average of 15°C (60°F). However, April boasts a higher maximum temperature of 27°C (81°F) compared to May's maximum of 24°C (76°F). Both months have similar precipitation levels, with May receiving 26 mm (1.0 in) over 6 days and April receiving 27 mm (1.1 in) over 4 days. Additionally, April has higher humidity at 56%, compared to May's 46%. For more detailed information on April weather, you can check out Imperial Beach weather in April.

In comparing the weather between May and June, we can observe a noticeable rise in temperatures. May experiences minimum temperatures around 11°C (52°F) and averages of 16°C (61°F), peaking at 24°C (76°F). The month also sees approximately 26 mm (1.0 in) of precipitation over six days, contributing to a relatively lower humidity of 46%. In contrast, June offers a warmer climate, with minimum temperatures increasing to 14°C (57°F) and average temperatures reaching 18°C (65°F), with highs of 27°C (80°F). Additionally, June boasts significantly reduced rainfall, with only 7 mm (0.3 in) over no rainy days, alongside a slight rise in humidity to 48%. For more details on June's warm and dry conditions, you can visit Imperial Beach weather in June.

May and July present contrasting weather patterns. In May, temperatures range from a minimum of 11°C (52°F) to a maximum of 24°C (76°F), with an average of 16°C (61°F). The month also sees about 26 mm (1.0 in) of precipitation over 6 days, contributing to a relatively cooler and more variable climate. In contrast, July brings warmer temperatures, with a minimum of 16°C (60°F), an average of 21°C (69°F), and a peak of 28°C (83°F). Notably, July experiences significantly less precipitation, totaling only 5 mm (0.2 in) over the entire month and presenting 0 days of rain, while maintaining consistent humidity at 46%. For more detailed weather information, you can visit Imperial Beach weather in July.

May and August offer contrasting weather experiences. In May, temperatures fluctuate between a minimum of 11°C (52°F) and a maximum of 24°C (76°F), with an average of 16°C (61°F). This month also sees some precipitation, with about 26 mm (1.0 in) falling over 6 days, resulting in a humidity level of 46%. In stark contrast, August boasts warmer conditions, with minimum temperatures starting at 17°C (62°F) and peaking at 28°C (83°F), averaging at 21°C (71°F). Remarkably, August experiences minimal rainfall, with only 5 mm (0.2 in) and no rainy days, contributing to a slightly lower humidity of 42%. For more details about the weather in August, you can check out Imperial Beach weather in August.

May and September showcase distinct weather patterns, highlighting the transition between spring and fall. In May, temperatures range from a cool 11°C (52°F) to a comfortable 24°C (76°F), with an average of 16°C (61°F). This month experiences more precipitation, totaling 26 mm (1.0 in) over approximately six days, and maintains a lower humidity level of 46%. In contrast, September offers warmer conditions, with minimum temperatures at 16°C (61°F) and maximums reaching 30°C (86°F), leading to an average temperature of 21°C (70°F). Notably, precipitation is minimal in September, measuring just 6 mm (0.2 in) across zero rainy days, accompanied by slightly higher humidity at 52%. For more details on September weather, check out Imperial Beach weather in September.

In comparing the weather in May and October, we can observe distinct patterns. May typically features cooler temperatures, with averages around 16°C (61°F) and maximums reaching up to 24°C (76°F). It also experiences moderate precipitation, with about 26 mm (1.0 in) spread over 6 days, and a relatively low humidity level of 46%. In contrast, October tends to be warmer, averaging 19°C (67°F) and peaking at a maximum of 32°C (90°F). This month enjoys significantly less rainfall, only 14 mm (0.6 in) across 2 days, but the humidity rises to 58%. For more details, you can check Imperial Beach weather in October.

May and November present distinct weather patterns, characterized by different temperature ranges and humidity levels. In May, the temperatures typically range from a minimum of 11°C (52°F) to a maximum of 24°C (76°F), with an average of 16°C (61°F). This month sees approximately 26 mm (1.0 in) of precipitation spread over about 6 days, along with a lower humidity level of 46%. In contrast, November experiences slightly cooler minimum temperatures, with a low of 9°C (49°F) and a higher maximum of 27°C (80°F), leading to a comfortable average of 17°C (62°F). Rainfall increases to 35 mm (1.4 in) but occurs over just 2 days, and humidity rises significantly to 66%. For a closer look at the specifics of November weather, you can check Imperial Beach weather in November.

In May, the weather tends to be warmer, with average temperatures ranging from a minimum of 11°C (52°F) to a maximum of 24°C (76°F). This month sees relatively low precipitation, averaging only 26 mm (1.0 in) over 6 days, and a comfortable humidity level of 46%. In contrast, December is cooler, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 23°C (73°F). However, it experiences significantly higher precipitation of 68 mm (2.7 in) over the same number of days, contributing to a much more humid environment with humidity levels reaching 74%. For a more detailed view of December's weather, you can check out Imperial Beach weather in December.

Compare Imperial Beach's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Imperial Beach

As May unfolds in Imperial Beach, it brings a refreshing shift in weather, characterized by pleasantly mild temperatures and a welcome reduction in rainfall compared to the preceding months. With an average temperature around a comfortable 16°C (61°F) and only a few precipitation days, residents and visitors alike can enjoy more sunshine-filled days at the beach. This balance of moderate humidity and occasional light showers sets the perfect stage for outdoor activities, making May a delightful transition into the summer season. For a deeper dive into how May's weather compares to other months, check out the details on Imperial Beach Climate.