May Weather in Long Beach, United States

Last updated: February 24, 2025

In May, Long Beach, United States, experiences a delightful mix of warm temperatures and pleasant coastal breezes. The maximum temperature often reaches a balmy 32°C (89°F), while the average temperature hovers around a comfortable 22°C (72°F). With a minimum temperature of 11°C (52°F), evenings are refreshingly cool. However, residents and visitors should be prepared for 107 mm (4.2 in) of precipitation spread over 8 rainy days, contributing to an overall humidity level of 78%. Whether you’re enjoying sun-soaked beach days or exploring the vibrant local scene, May is a month filled with dynamic weather and opportunities for adventure in Long Beach.

May Temperature in Long Beach

In Long Beach, May brings a delightful transition into warmer weather, marking the onset of summer bliss. With minimum temperatures averaging at 11°C (52°F), the days gradually warm up, peaking with a soaring maximum of 32°C (89°F). The overall average rises to a comfortable 22°C (72°F), providing the perfect backdrop for outdoor activities and beach outings. As the city shakes off the cooler months of January through April, May’s temperatures indicate a consistent upward trend, setting the stage for the hotter months of June and July. The mild evenings and sunny days make this month particularly appealing for both locals and visitors eager to soak up the sun.

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

The chart illustrates May temperature patterns in Long Beach, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec505457647277818077715954
Data source: Temperature data for Long 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 Long Beach

In Long Beach, May typically brings a notable precipitation total of 107 mm (4.2 in), positioning it as one of the wetter months of spring. With an average of 8 rainfall days, May's showers contribute to a lush environment as the region transitions into the warmer summer months. This rainfall volume is consistent with the trend of increasing precipitation leading into June, where totals peak at 138 mm (5.4 in). While May's rainfall is significant, it can be seen as a precursor to the heavier downpours that characterize the next few months, with rainfall steadily climbing until August, when it reaches 204 mm (8.0 in). Thus, May plays an essential role in setting the stage for the wetter summer that follows.

May Precipitation Trends in Long Beach

The chart displays monthly precipitation patterns in Long 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.
JanFebMarAprMayJunJulAugSepOctNovDec70108759510713816420421267104132
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Long Beach

As May rolls into Long Beach, the humidity levels settle comfortably at 78%, mirroring the trends of the preceding month and hinting at the inviting coastal climate. Following a slight gradual decline from the post-winter highs in January (83%) and February (79%), the consistent humidity from April through June suggests a stable atmosphere that is neither too oppressive nor overly dry. This stability paves the way for Long Beach's signature pleasant weather, allowing residents and visitors alike to enjoy the outdoors without the discomfort of more extreme humidity. As summer approaches, the humidity will begin to rise again, peaking in July and August, but for now, May's moderate levels strike a perfect balance for all to appreciate.

May Average Humidity in Long Beach

This chart illustrates the average monthly humidity levels in Long 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.
JanFebMarAprMayJunJulAugSepOctNovDec84%80%79%78%78%78%82%81%81%78%82%84%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Long Beach

As we transition into May in Long Beach, the sun’s intensity reaches its peak, marked by an extreme UV Index of 11. This significant shift from the moderate levels seen in January (UV Index 4) illustrates the increasing need for sun safety precautions. With a drastically reduced burn time of only 10 minutes, it’s essential to take protective measures seriously, especially as we move into the summer months. Following May, the UV Index remains at an extreme level through June, July, and August, indicating a sustained period of high sun exposure. Being mindful of these trends can help residents and visitors enjoy the beautiful weather while staying safe under the sun. For more details on UV exposure in the area, visit Long Beach UV Index.

Maximum UV Index Levels in Long Beach for May

The chart shows the monthly maximum UV Index (UVI) for Long 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.
JanFebMarAprMayJunJulAugSepOctNovDec47810111111119864
Data source: Long 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 Long Beach

As spring blossoms into summer, May in Long Beach emerges as a sun-soaked delight, boasting 342 hours of glorious sunshine. This vibrant month not only continues the upward trend of increasing daylight hours since January but also marks a significant leap from the 311 hours recorded in April. The ascent in sunshine is part of a charming seasonal pattern, where each month from January to May witnesses a steady climb, peaking right before the summer rush. Following May, sunshine hours remain plentiful through June and July, maintaining a delightful atmosphere that invites outdoor adventures and beach outings. It's a perfect time to soak up the sun, as daylight begins to wane slightly in the latter part of the year, reminding us to savor every radiant moment.

Monthly Sunshine Duration in Long Beach: May Highlighted

The May sunshine duration represents the total number of hours Long 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.
JanFebMarAprMayJunJulAugSepOctNovDec183h210h279h311h342h321h339h320h299h296h240h212h
Data source: Long Beach May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Long Beach During May

In Long Beach, the likelihood of sunny weather in May stands at a refreshing 50%, signaling a delightful balance between bright skies and occasional clouds. As spring unfolds, there's a noticeable shift from the more overcast months of January through March, which saw chances dip below 50%. The improved 60% likelihood in April sets an optimistic tone, reflecting the region's transition into sunnier days. Although the sun's presence diminishes slightly in June to 30%, May offers a promising taste of the warmth and light that summer brings, making it an ideal time to enjoy the outdoors before the peak of the season. As the year progresses, May serves as a pivotal moment in Long Beach's weather pattern, hinting at the vibrant sunny days to come.

Percentage of Sunny Days in May in Long Beach

The chart illustrates the percentage of sunny days in Long 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 Long Beach experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec50%36%35%60%50%30%43%37%55%49%59%48%
Data source: Long Beach May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Long Beach in May

In Long Beach, United States, the month of May marks a delightful transition in daylight duration. With 13 hours of daylight, it mirrors the brilliant stretch seen in April, signaling the onset of summer's embrace. As the region moves from the shorter winter days, averaging 10 hours in January and February, the gradual increase throughout March brings a welcome sense of awakening. By the time May arrives, the days are robustly brightening, leading into June when daylight peaks at an invigorating 14 hours. This slight dip back to 13 hours in August serves as a gentle reminder that summer is beginning to wane, but the steady lengthening through the spring months showcases the warmth and vitality of this coastal paradise.

Average Daylight Hours in Long Beach for May

The chart illustrates the variation in daylight duration in Long 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 9m10h 57m11h 59m13h 3m13h 56m14h 22m14h 8m13h 20m12h 20m11h 17m10h 22m9h 54m
Data source: Long Beach daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Long Beach

In May, residents of Long Beach can expect pleasant breezes, with an average wind speed of 5.1 m/s (11 mph). This month continues the trend of relatively consistent wind patterns established earlier in the year, following similar averages in January through April. As spring transitions towards summer, the wind speed remains stable, a slight dip from the higher figures seen in February and March. Interestingly, the winds begin to soften as summer approaches, with a noticeable decrease in speed in July and August, highlighting Long Beach's characteristic coastal calm. Overall, May serves as a gentle reminder of the invigorating winds that dance along the beach, making it an ideal time for outdoor activities.

Average May Wind Speed in Long Beach

The chart displays monthly wind speed patterns in Long 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.05.45.45.05.1 m/s4.94.63.74.14.75.24.9
Data source: Long Beach May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Long Beach Compares to Other Months

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

In comparing the weather of May and January, it’s clear that May brings significantly warmer temperatures, with an average of 22°C (72°F) and maxima reaching up to 32°C (89°F). In contrast, January experiences much cooler conditions, with average temperatures around 10°C (50°F) and minimums dipping to -6°C (21°F). Precipitation levels in May are higher, totaling 107 mm (4.2 in) over roughly 8 days, compared to January’s 70 mm (2.8 in) across 9 days. Additionally, while both months have high humidity, January's 83% surpasses May's 78%, giving January a chillier, more damp feel. For more details on January's weather specifics, check out Long Beach weather in January.

When comparing the weather in May and February, it's clear that May offers significantly warmer temperatures, with a minimum of 11°C (52°F) and an average of 22°C (72°F), while February experiences cooler conditions with a minimum of -1°C (30°F) and an average of 12°C (54°F). Despite February's slightly higher precipitation of 108 mm (4.3 in) over 10 days compared to May's 107 mm (4.2 in) over 8 days, the humidity levels remain quite similar, with May at 78% and February at 79%. For more detailed weather information specific to February, you can check out Long Beach weather in February.

In comparing the weather of May and March, it's evident that May brings significantly warmer temperatures, with averages reaching 22°C (72°F) and maximums peaking at 32°C (89°F), while March is cooler, averaging 14°C (57°F) with a maximum of 23°C (74°F). March experiences lower overall warmth, including a minimum temperature that can drop to -1°C (31°F). Additionally, while both months see a decent amount of precipitation, March has less at 75 mm (2.9 in) compared to May's 107 mm (4.2 in), although both months have similar precipitation days—March at 9 days and May at 8 days. Humidity levels are relatively high in both months, with May slightly lower at 78% compared to March’s 79%. For a closer look at March weather, you can visit Long Beach weather in March.

In comparing the weather between April and May, we can see a noticeable shift in temperatures and precipitation. May boasts a minimum temperature of 11°C (52°F) and an average of 22°C (72°F), rising to a maximum of 32°C (89°F), making it significantly warmer than April, which has a minimum temperature of 4°C (40°F) and an average of 18°C (64°F), reaching up to 26°C (79°F). Additionally, while April has slightly lower precipitation at 95 mm (3.7 in) over the same number of rainy days (8), May sees an increase in rainfall to 107 mm (4.2 in). Both months share a consistent humidity level of 78%, contributing to the warm and damp conditions typical for this time of year. For more details on April weather, check out Long Beach weather in April.

In comparing the weather of May and June, we see a notable increase in temperatures and precipitation. May experiences a minimum temperature of 11°C (52°F), an average of 22°C (72°F), and a maximum of 32°C (89°F). In contrast, June offers warmer conditions with a minimum of 15°C (59°F), an average of 25°C (78°F), and a maximum of 31°C (88°F). While May has 107 mm (4.2 in) of rainfall over 8 days, June sees higher precipitation levels at 138 mm (5.4 in) spread across 16 days. Both months maintain a consistent humidity level of 78%. For more details about June weather, you can visit Long Beach weather in June.

May and July exhibit noticeable differences in weather patterns. In May, temperatures range from a chilly 11°C (52°F) at night to a warm average of 22°C (72°F), peaking at 32°C (89°F). This month sees around 107 mm (4.2 in) of precipitation over approximately 8 days, with humidity levels averaging 78%. In contrast, July experiences a significantly warmer climate, with minimum temperatures starting at 20°C (69°F) and an average of 27°C (81°F), only slightly cooler at a maximum of 31°C (88°F). However, July also brings increased rainfall, totaling 163 mm (6.4 in) across 16 days, accompanied by a slight uptick in humidity at 82%. For more details on July's conditions, check out Long Beach weather in July.

In comparing the weather between May and August, May features a pleasant range of temperatures, with a minimum of 11°C (52°F), an average of 22°C (72°F), and a maximum of 32°C (89°F). While it experiences around 107 mm (4.2 in) of precipitation over 8 days, the humidity is relatively moderate at 78%. In contrast, August sees warmer temperatures overall, with a minimum of 20°C (69°F), an average of 27°C (80°F), and the same maximum of 32°C (89°F). However, it is significantly wetter, as the month records 204 mm (8.0 in) of rain over 21 days, coupled with slightly higher humidity at 81%. For more details, you can check Long Beach weather in August.

In comparing the weather conditions between May and September, we see a notable increase in average temperatures and humidity levels. May features a minimum temperature of 11°C (52°F) and an average of 22°C (72°F), whereas September starts warmer at a minimum of 14°C (58°F) and averages 25°C (78°F). Both months reach the same maximum temperature of 32°C (89°F), but September experiences significantly more rainfall, totaling 212 mm (8.4 in) over 12 days compared to May's 107 mm (4.2 in) over just 8 days. Additionally, humidity is slightly higher in September at 81%, compared to May's 78%. For those looking to understand more about the weather trends in September, you can explore Long Beach weather in September.

In comparing May and October weather, both months experience moderate average temperatures, with May ranging from a minimum of 11°C (52°F) to a maximum of 32°C (89°F), while October sees slightly cooler temperatures with a minimum of 7°C (45°F) and a maximum of 30°C (86°F). Interestingly, despite October's lower temperatures, the average temperature remains similar at around 22°C (71°F). Precipitation levels also differ, with May receiving more rain at 107 mm (4.2 in), compared to October's 67 mm (2.6 in), though both months have approximately 8 rainy days. Notably, humidity levels remain consistent at 78% in both months, contributing to a similar feel in the air. For those interested in more specific details, you can check Long Beach weather in October.

May and November present contrasting weather experiences. In May, temperatures range from a mild 11°C (52°F) to a warm 32°C (89°F), with an average of 22°C (72°F). This month also sees a fair amount of rainfall, totaling 107 mm (4.2 in) over approximately 8 days, accompanied by relative humidity at 78%. In stark contrast, November features cooler temperatures with a minimum of 2°C (36°F) and a maximum of 26°C (79°F), averaging 15°C (59°F). Rainfall is similar, at 104 mm (4.1 in) over 9 days, while humidity slightly increases to 82%. This shift in weather highlights the transition from spring warmth to the chill of late autumn. For more on this seasonal change, check out Long Beach weather in November.

May weather presents a warm and inviting atmosphere, with temperatures ranging from a pleasant 11°C (52°F) at night to a maximum of 32°C (89°F) during the day. However, it also brings a fair amount of rainfall, with 107 mm (4.2 in) over approximately 8 days, and humidity levels reaching 78%. In contrast, December experiences much cooler conditions, with temperatures starting from a chilly -1°C (30°F) at night and peaking at 23°C (73°F) in the daytime. December's precipitation is slightly higher at 132 mm (5.2 in), occurring over about 10 days, alongside increased humidity at 84%. For a detailed look at what to expect from December weather, you can find more information here: Long Beach weather in December.

Compare Long Beach's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Long Beach

As May rolls into Long Beach, the weather begins to showcase a delightful transition toward warmer days. With average temperatures hovering around 22°C (72°F), residents and visitors enjoy a more temperate climate compared to the chillier months prior. However, it's the notable warmth peaking at 32°C (89°F) that beckons outdoor enthusiasts, making it an ideal time for beach outings and activities. While May sees an increase in humidity at 78%, the occasional 8 days of rainfall totaling 107 mm (4.2 in) serves as a reminder of the shifting seasons. This blend of warmth and moisture distinguishes May from the cooler, drier months, setting the stage for the vibrant summer ahead. For more details on what to expect throughout the year, check out Long Beach Climate.