May Weather in Long Beach, United States

Last updated: February 24, 2025

May in Long Beach, United States ushers in pleasant spring weather, featuring a maximum temperature of 28°C (82°F) and an average of 17°C (63°F), creating an inviting atmosphere for outdoor activities. With a minimum temperature dropping to 11°C (53°F) during the cooler nights, residents and visitors enjoy a comfortable range. This month sees a modest precipitation amount of only 10 mm (0.4 in) over 2 days, ensuring that sunshine predominates. The humidity level hovers around 70%, adding a refreshing touch to the coastal air. Whether strolling along the beach or exploring local attractions, May’s weather in Long Beach strikes a delightful balance between warmth and comfort.

May Temperature in Long Beach

In May, Long Beach begins to showcase the warmth and vibrancy of early summer, with temperatures ranging from a mild minimum of 11°C (53°F) to a comfortable maximum of 28°C (82°F). The average temperature sits at a pleasant 17°C (63°F), making it an ideal time for outdoor activities. Compared to the cooler spring months, where temperatures gradually rose, May maintains a delightful stability, setting the stage for the hotter summer ahead. Notably, it marks a transition from the refreshing spring air of April, which saw peaks of 32°C (89°F), to the soon-to-arrive summer heat. As the month progresses, you can expect sunnier days that invite beachgoers and outdoor enthusiasts alike, all while the gentle ocean breeze keeps things comfortable.

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.
JanFebMarAprMayJunJulAugSepOctNovDec575759626366707271686358
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 May, Long Beach experiences a notable dip in precipitation, receiving just 10 mm (0.4 in) of rain over a mere 2 days. This trend marks a significant decrease compared to the preceding months, where rainfall totals had been more substantial. Following a wet start to the year, with 61 mm (2.4 in) in January and 52 mm (2.1 in) in March, May's dry conditions signal the onset of sunnier days ahead. As summer approaches, the rainfall continues to diminish, with just 3 mm expected in June, suggesting that residents can look forward to plenty of clear skies and warm weather in the months to come.

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.
JanFebMarAprMayJunJulAugSepOctNovDec6148521810331381770
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Long Beach

In Long Beach, the month of May experiences a humidity level of 70%, which aligns with the downward trend observed as spring transitions into summer. Following a slight peak of 79% in February, the humidity gradually decreases, reaching its lowest point this month along with April. As the summer approaches, June's humidity rises slightly to 72%, indicating a tendency for humidity to stabilize around the lower seventies during the warmer months. Overall, the data suggests a moderate humidity pattern in May, offering a comfortable atmosphere as residents enjoy the vibrant coastal scenery.

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.
JanFebMarAprMayJunJulAugSepOctNovDec74%79%75%71%70%72%73%69%68%67%68%71%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Long Beach

As spring transitions into summer, May in Long Beach reveals a notable spike in the UV Index, reaching a high level of 10. This categorization falls under the very high exposure category, indicating that sunburn can occur in as little as 15 minutes. Observing the data trend from earlier months, we see a progression from a moderate index of 4 in January to this peak in May, reflecting the increasing intensity of sunlight. This pattern not only signals warmer weather but also the necessity for protective measures against UV radiation. As we move into June, the UV Index escalates to 11, marking the onset of extreme conditions. For more detailed information on UV levels throughout the year, 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.
JanFebMarAprMayJunJulAugSepOctNovDec46891011111010754
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 gives way to summer in Long Beach, May shines brightly, offering 347 hours of sunshine. This month marks a significant increase from the previous months, reflecting a delightful trend of lengthening daylight. Following the gradual ascent from 191 hours in January to 318 hours in April, May continues this upward trajectory, paving the way into the sun-soaked days of June, which boasts the highest average at 362 hours. The consistent increase in sunshine hours not only enhances the beauty of the coastal city but also invites residents and visitors alike to embrace outdoor activities and the vibrant community spirit that flourishes under California's glowing sun.

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.
JanFebMarAprMayJunJulAugSepOctNovDec191h233h290h318h347h362h379h359h315h293h256h228h
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

As May blossoms in Long Beach, the probability of sunny weather takes a noticeable dip, falling to 48%, the lowest for the spring months. This trend contrasts sharply with the promising clearness observed earlier in the season, where March boasts a robust 70% chance of sunshine. Following a similarly subdued April at 54%, May seems to suggest a transitional phase, paving the way for brighter days ahead in June and July, which see increases to 57% and 61%, respectively. While May might not be the sunniest month, it serves as a reminder that sunshine is just around the corner as summer approaches.

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.
JanFebMarAprMayJunJulAugSepOctNovDec62%63%70%54%48%57%62%68%69%66%64%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 10m10h 58m11h 59m13h 2m13h 55m14h 21m14h 7m13h 20m12h 19m11h 17m10h 22m9h 55m
Data source: Long Beach daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Long Beach

As spring blossoms into summer, May in Long Beach presents a gentle but consistent breeze, with an average wind speed of 3.2 m/s (7 mph). This month maintains a stability that has characterized the previous months of the season, echoing the 3.3 m/s (7 mph) winds of April and June. Notably, May serves as a transition period, bridging the calmness of winter — where speeds dipped to 2.3 m/s (5 mph) in November and 2.8 m/s (6 mph) in January — to the steadier currents of the warmer months ahead. With only a slight fluctuation in wind speed throughout the year, May’s breezy embrace feels just right, offering a refreshing backdrop for outdoor activities while hinting at the summer breezes to come.

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.
JanFebMarAprMayJunJulAugSepOctNovDec2.82.93.33.33.2 m/s3.33.13.02.82.82.33.0
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.

May and January exhibit distinct weather patterns, with May generally being warmer and drier than January. In May, temperatures range from a minimum of 11°C (53°F) to a maximum of 28°C (82°F), with an average of 17°C (63°F) and only 10 mm of precipitation spread over 2 days. In contrast, January has a cooler temperature range, with a minimum of 6°C (43°F) and an average of 14°C (58°F), while still reaching a similar maximum of 27°C (82°F). January also experiences significantly more precipitation, totaling 61 mm (2.4 in) over 5 days, and a slightly higher humidity level of 74%. This makes January a wetter month compared to the mild and relatively dry May. For more detailed information, you can check Long Beach weather in January.

When comparing the weather in May and February, it's clear that May tends to be warmer and drier. In May, temperatures range from a minimum of 11°C (53°F) to a maximum of 28°C (82°F), with an average of 17°C (63°F), while February sees slightly cooler temperatures with a minimum of 6°C (43°F) and an average of 14°C (58°F). Additionally, May experiences only 10 mm (0.4 in) of precipitation over 2 days, compared to February's 48 mm (1.9 in) over 5 days. The humidity is also lower in May at 70%, whereas February has a higher humidity level of 79%. For more details, you can check out Long Beach weather in February.

When comparing the weather in March and May, it’s evident that May tends to be warmer and drier. In March, temperatures range from a minimum of 8°C (47°F) to a maximum of 25°C (77°F) with an average of 15°C (59°F), while May boasts a higher minimum of 11°C (53°F) and a maximum of 28°C (82°F), averaging at 17°C (63°F). Precipitation in March is significantly greater, with 52 mm (2.1 in) recorded over 8 days, compared to just 10 mm (0.4 in) over 2 days in May. Additionally, both months experience moderate humidity, with March slightly higher at 75% versus 70% in May. For more detailed insights, check out Long Beach weather in March.

When comparing the weather in April and May, both months showcase similar average temperatures, with minima around 11°C (52-53°F) and averages of 17°C (62-63°F). However, April tends to be warmer at its maximum, reaching up to 32°C (89°F) compared to May's peak of 28°C (82°F). Precipitation is slightly higher in April, totaling 18 mm (0.7 in) over two days, whereas May experiences just 10 mm (0.4 in) of rain on the same number of days. Humidity remains consistent at 70% for both months. For more details, check out Long Beach weather in April.

In May, temperatures range from a minimum of 11°C (53°F) to a maximum of 28°C (82°F), with an average temperature of 17°C (63°F). The month experiences a moderate level of precipitation, totaling 10 mm (0.4 in) over two rainy days, while humidity hovers around 70%. In contrast, June sees slightly warmer temperatures, with a minimum of 14°C (58°F) and a maximum of 30°C (87°F), leading to an average of 19°C (66°F). Notably, June is drier, with only 3 mm (0.1 in) of precipitation across zero rainy days, and humidity increases marginally to 72%. For more details on June weather, visit Long Beach weather in June.

May typically features milder temperatures, with a minimum of 11°C (53°F) and an average of 17°C (63°F), while July enjoys warmer conditions, boasting a minimum of 16°C (61°F) and an average of 21°C (71°F). The maximum temperature in July can reach as high as 36°C (97°F), considerably higher than May's maximum of 28°C (82°F). Additionally, May experiences slightly more precipitation, averaging 10 mm (0.4 in) over about 2 days, whereas July is notably drier with only 3 mm (0.1 in) of precipitation and no rainy days. Humidity levels remain relatively similar, with May at 70% and July at 73%, making July warmer but not substantially more humid. For more details on July weather, check out Long Beach weather in July.

May and August exhibit notable differences in weather patterns. In May, temperatures range from a minimum of 11°C (53°F) to a maximum of 28°C (82°F), with an average of 17°C (63°F). This month also sees a moderate level of precipitation, totaling 10 mm (0.4 in) over two days, contributing to a humidity level of 70%. In contrast, August experiences warmer conditions, with temperatures ranging from a low of 16°C (61°F) to a high of 31°C (89°F) and an average of 22°C (72°F). Notably, August boasts significantly less precipitation at just 1 mm (0.1 in) and no rainy days, accompanied by a slightly lower humidity level of 69%. For more detailed insights on summer weather, check out Long Beach weather in August.

May and September present distinct weather patterns. In May, temperatures range from a minimum of 11°C (53°F) to a maximum of 28°C (82°F), with an average of 17°C (63°F) and some light precipitation of 10 mm (0.4 in) over about 2 days. The humidity remains relatively high at 70%. In contrast, September enjoys warmer temperatures, with minimums at 15°C (60°F) and maximums reaching up to 36°C (97°F), averaging 22°C (71°F). This month is much drier, with only 3 mm (0.1 in) of precipitation and no rainy days, and a slightly lower humidity of 68%. For a closer look at the climate specifics, check out Long Beach weather in September.

May and October each present distinct weather patterns, reflecting the transition of seasons. In May, temperatures range from a mild 11°C (53°F) to a comfortable average of 17°C (63°F), peaking at 28°C (82°F). The month experiences a modest amount of rain, with only 10 mm (0.4 in) of precipitation over about two days, while humidity levels hover around 70%.

In contrast, October shows slightly warmer conditions, with temperatures beginning at a minimum of 12°C (54°F) and averaging 20°C (69°F), soaring to a maximum of 37°C (98°F). Precipitation is minimal at just 8 mm (0.3 in) over two days, and humidity is slightly lower at 67%. For more insights on the weather during this month, check out Long Beach weather in October.

In May, the weather is generally mild with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 28°C (82°F), and an average temperature of about 17°C (63°F). The humidity is relatively high at 70%, and there is minimal precipitation, typically only around 10 mm (0.4 in) over two days. In contrast, November features slightly cooler minimum temperatures at 9°C (48°F) and a higher maximum of 31°C (88°F), with the average still being 17°C (63°F). November also experiences more precipitation, with about 17 mm (0.7 in) over the same two days, but the humidity is slightly lower at 68%. For a more detailed look at the weather patterns, check out Long Beach weather in November.

May and December exhibit notable differences in weather patterns. In May, temperatures range from a minimum of 11°C (53°F) to a pleasant average of 17°C (63°F), peaking at a maximum of 28°C (82°F). This month boasts relatively low precipitation, with just 10 mm (0.4 in) over 2 days and a humidity level of 70%. In contrast, December features cooler temperatures, starting at a minimum of 7°C (44°F) and averaging 14°C (58°F), with a maximum of 26°C (79°F). However, it experiences significantly more rainfall, totaling 70 mm (2.8 in) across 4 days, alongside a similar humidity level of 71%. For more detailed information, you can check 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 transitions into a delightful spring warmth that stands out from the cooler months that precede it. With average temperatures hovering around a pleasant 17°C (63°F), the days grow increasingly inviting, allowing for more outdoor activities. The maximum average of 28°C (82°F) offers plenty of sunshine, while the humidity at about 70% adds a touch of warmth to the coastal air. Although May experiences only 10 mm (0.4 in) of rainfall over just two days, the light showers refresh the landscape, hinting at the vibrant summer ahead. This balanced climate is perfect for enjoying Long Beach's beautiful beaches and attractions. For more detailed insights on what to expect throughout the year, be sure to check out Long Beach Climate.