May Weather in Long Beach, United States

Last updated: February 24, 2025

In Long Beach, the weather in May presents a delightful spring experience, with maximum temperatures reaching 21°C (69°F) and an average of 12°C (54°F). While the days are generally mild, the minimum temperature dips to 7°C (45°F), reminding residents of the lingering coolness. Precipitation contributes to the vibrant landscape, totaling 66 mm (2.6 in) over 11 days, and the high humidity level of 84% ensures the air feels lush and refreshing. This month's climate beautifully balances warmth and freshness, making it an inviting time for both locals and visitors to explore the coastal charm of Long Beach.

May Temperature in Long Beach

In May, Long Beach begins to shed the chill of spring, welcoming warmer days with a noticeable shift in temperatures. The minimum temperature rises to a comfortable 7°C (45°F), while the average temp reaches 12°C (54°F), creating an inviting atmosphere for outdoor activities. As the month unfolds, residents and visitors enjoy a pleasant maximum temperature of 21°C (69°F), setting the stage for leisurely beach outings and vibrant community events. This month not only marks a clear upward trend in warmth but also serves as a delightful prelude to the even sunnier days of June, highlighting Long Beach’s charm as it transitions into the summer season.

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.
JanFebMarAprMayJunJulAugSepOctNovDec464446505457596160555046
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

As spring transitions into summer, May in Long Beach brings a noticeable decline in precipitation, with 66 mm (2.6 in) of rainfall measured over just 11 days. This shift is part of a broader trend, where May marks a significant drop from the heavier rainfall earlier in the year, such as 242 mm (9.5 in) in January. The decreasing precipitation is indicative of the region's shift towards drier months, paving the way for the warmer summer ahead. This reduction not only reflects the seasonal changes but also sets the stage for the sun-soaked days of June, which typically receive even less rain.

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.
JanFebMarAprMayJunJulAugSepOctNovDec2421931611326659192184156249248
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, as spring transitions into summer, May maintains a steady humidity level of 84%, consistent with the preceding months. Unlike the cooler winter months with humidity peaking at 86% in January and November, May's humidity drops slightly compared to earlier spring months, fostering a comfortable atmosphere. This trend sets the stage for the gradual decline in humidity over the summer, peaking in August at a more refreshing 73%. Overall, the humidity in Long Beach offers a blend of coastal comfort with just enough moisture to keep the air feeling crisp and invigorating as the warmer days of summer approach.

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.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%85%83%84%84%82%73%74%83%86%87%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Long Beach

In Long Beach, the UV Index shows a significant upward trend as spring transitions into summer. By May, the UV Index peaks at a striking 9, indicating a very high exposure category, which requires vigilance in sun protection, as the burn time drops to just 15 minutes. This is a sharp increase from the earlier months; for comparison, January's UV Index began at a low 2, allowing for an 45-minute burn time. As the days lengthen and temperatures rise, residents and visitors alike should prepare for more intense sun exposure, aligning their outdoor activities with appropriate sun safety measures. To stay informed and protect yourself from harmful UV rays, check out the detailed forecast at 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.
JanFebMarAprMayJunJulAugSepOctNovDec235699987532
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 gracefully transitions into summer, May shines brightly in Long Beach, showcasing 291 hours of glorious sunshine. This vibrant month represents the peak of blossoming warmth, following an encouraging climb from 232 hours in April. The warmth only intensifies as the city gears up for the summer months, with June basking in 327 hours, leading into July, which boasts an impressive 358 hours. The pattern clearly reveals an increasing trend from the softer light of winter, where January offered just 92 hours, to the sun-soaked days of July. As the year's clock ticks, the sunny momentum in Long Beach crescendos beautifully in May, inviting both locals and visitors to relish in the delightful embrace of long sunny days.

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.
JanFebMarAprMayJunJulAugSepOctNovDec92h133h210h232h291h327h358h329h262h205h135h107h
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 sees an interesting trend as the year progresses. After a sluggish start in January and February with just a 17% chance of sunshine, the probabilities gradually increase through the spring months. By April, the chance of clear skies rises to 42%, signaling the onset of warmer, more inviting weather. However, May presents a slight dip to 26%, indicating that while the sun still graces the city, it may not be as prominent as in the preceding month. This fluctuation underscores a dynamic climate as summer approaches, with sunniness rebounding to 38% in June. Overall, though May may not boast its sunniest days, it encapsulates the transition from spring into the vibrant sunshine of summer in Long Beach.

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.
JanFebMarAprMayJunJulAugSepOctNovDec18%17%32%42%26%38%26%30%37%29%15%17%
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

As May unfolds in Long Beach, the days grow delightfully longer, offering an inviting 14 hours of daylight—the perfect backdrop for outdoor activities and social gatherings. This gradual increase in daylight from just 9 hours in January to 14 hours in May showcases the transition into spring and early summer, encouraging residents to embrace sun-soaked adventures. Following May, the daylight peaks at 15 hours during June and July, creating a vibrant atmosphere for beachgoers and explorers alike. As summer wanes into autumn, daylight begins to recede, hitting 12 hours in September before tapering back to 10 hours in October and eventually falling to 8 hours in December. This rhythmic cycle not only highlights the beauty of the changing seasons but also tracks the journey from snug winter days to the warmth of long, sunlit evenings.

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.
JanFebMarAprMayJunJulAugSepOctNovDec9h 5m10h 21m11h 57m13h 35m14h 59m15h 41m15h 18m14h 3m12h 28m10h 50m9h 24m8h 40m
Data source: Long Beach daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Long Beach

In Long Beach, May marks a gentle shift in the breezy rhythm of the year, with an average wind speed of 5.0 m/s (11 mph). This month sees a slight increase compared to the calmer April, which recorded its lowest wind speed of 4.2 m/s (9 mph). As spring transitions into summer, the winds begin to gather strength, although they still remain milder than the gustier months that follow in late autumn. Interestingly, while May's winds are moderate, they foreshadow a gradual uptick in velocity as the year progresses, with both October and November showcasing significantly stronger winds, peaking at 6.5 m/s (15 mph). This trend illustrates the dynamic nature of Long Beach's maritime climate, where each month contributes uniquely to the coastal experience.

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.
JanFebMarAprMayJunJulAugSepOctNovDec5.76.25.64.25.0 m/s4.54.84.34.55.86.56.1
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 generally offers a milder and more pleasant climate compared to January. With temperatures ranging from a minimum of 7°C (45°F) to a maximum of 21°C (69°F), May provides a comfortable average of 12°C (54°F). In contrast, January experiences cooler temperatures, with lows dropping to 0°C (32°F) and highs reaching only 13°C (56°F), leading to an average of 8°C (47°F). Additionally, May sees significantly less precipitation, totaling 66 mm (2.6 in) over 11 days, whereas January is much wetter, with 242 mm (9.5 in) of rainfall across 18 days. The humidity levels are fairly similar, hovering at 84% in May and slightly higher at 86% in January. For a closer look at January weather specifics, check Long Beach weather in January.

May and February showcase significant differences in weather patterns. In May, temperatures typically range from a minimum of 7°C (45°F) to a maximum of 21°C (69°F), resulting in a pleasant average of 12°C (54°F). In contrast, February experiences cooler temperatures, with a minimum of 0°C (33°F) and a maximum of 13°C (55°F), averaging only 7°C (45°F). Additionally, February sees notably higher precipitation levels at 193 mm (7.6 in) over 19 days, compared to May’s 66 mm (2.6 in) over 11 days. Both months share the same humidity level of 84%, but the overall weather in May tends to be much drier and warmer. For further details on February weather, check out Long Beach weather in February.

When comparing the weather in May and March, it’s evident that May offers a milder climate with higher average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 21°C (69°F), in contrast to March’s cooler temperatures that span from 2°C (35°F) to a maximum of 17°C (64°F). Additionally, May experiences significantly less precipitation, with 66 mm (2.6 in) over 11 days, while March sees a more substantial 161 mm (6.3 in) of rain over 17 days. The humidity remains fairly similar in both months, with 84% in May and 85% in March. For a more detailed look at March weather, you can check this link: Long Beach weather in March.

In comparing the weather of April and May, we observe a noticeable increase in temperature as May averages around 12°C (54°F), while April sits at a cooler 10°C (50°F). The maximum temperature in May reaches 21°C (69°F), surpassing April's high of 19°C (67°F). Furthermore, May experiences less precipitation, totaling 66 mm (2.6 in) over 11 days, in contrast to April's 132 mm (5.2 in) spread across 16 days. Humidity levels remain quite similar, with May at 84% and April at 83%. For a more detailed look at April weather patterns, you can visit Long Beach weather in April.

May and June offer a noticeable shift in weather patterns. In May, temperatures range from a minimum of 7°C (45°F) to a maximum of 21°C (69°F), with an average temperature of 12°C (54°F). The month sees about 66 mm (2.6 in) of precipitation over 11 days, maintaining a high humidity level of 84%. In contrast, June experiences warmer conditions, with temperatures ranging from a minimum of 10°C (51°F) to a more pleasant maximum of 25°C (77°F), and an average of 14°C (58°F). Rainfall is slightly less, totaling 58 mm (2.3 in) over just 8 days, while humidity remains constant at 84%. Both months feature similar humidity levels, but June typically offers warmer temperatures and slightly less rain. For more detailed insights, check out Long Beach weather in June.

In comparing the weather of May and July, a few key differences stand out. May experiences a wider range of temperatures, with minimums dipping to 7°C (45°F) and daytime highs reaching 21°C (69°F). This month also sees higher precipitation, averaging 66 mm (2.6 in) over about 11 days, and humidity levels are relatively high at 84%. In contrast, July offers warmer conditions with minimum temperatures starting at 12°C (54°F) and maintaining an average of 15°C (60°F) while still peaking at 21°C (69°F). This summer month enjoys significantly less rainfall, averaging only 19 mm (0.8 in) over just 4 days, and slightly lower humidity at 82%. For those interested in more details, you can refer to Long Beach weather in July.

May and August present quite different weather experiences. In May, temperatures range from a chilly minimum of 7°C (45°F) to a comfortable maximum of 21°C (69°F), with an average of 12°C (54°F). The month is relatively wet, with 66 mm (2.6 in) of precipitation over 11 days and high humidity at 84%. In contrast, August warms up with minimum temperatures of 12°C (54°F) and a maximum reaching 24°C (75°F), averaging around 16°C (61°F). This month sees significantly less rainfall, with only 20 mm (0.8 in) over 5 days, and lower humidity at 73%. For more details on August weather specifically, you can visit Long Beach weather in August.

May and September exhibit notable differences in weather patterns. In May, temperatures range from a chilly 7°C (45°F) to a comfortable maximum of 21°C (69°F), with an average of 12°C (54°F). The month experiences substantial precipitation, totaling 66 mm (2.6 in) over 11 days, and high humidity at 84%. In contrast, September features milder temperatures, with a minimum of 10°C (51°F), an average of 15°C (60°F), and a maximum of 24°C (75°F). Although September is slightly wetter, with 84 mm (3.3 in) of rain over 10 days, the humidity is lower at 74%. For more details on September weather in Long Beach, check out Long Beach weather in September.

In May, the weather tends to be milder with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 21°C (69°F), accompanied by an average temperature of 12°C (54°F). The month sees approximately 66 mm (2.6 in) of precipitation over 11 days, with humidity levels at a relatively high 84%. In contrast, October experiences slightly cooler temperatures, with a minimum of 6°C (43°F) and a maximum of 19°C (66°F), yielding an average temperature of 13°C (55°F). However, October is wetter, receiving about 156 mm (6.1 in) of precipitation over 14 days, while the humidity remains fairly consistent at 83%. For more specific details on October weather, check out Long Beach weather in October.

May and November present distinct contrasts in weather patterns. In May, temperatures range from a minimum of 7°C (45°F) to a pleasant maximum of 21°C (69°F), with an average of 12°C (54°F). Precipitation is relatively moderate at 66 mm (2.6 in) over 11 days, coupled with a high humidity of 84%. In contrast, November experiences cooler temperatures, with a minimum of 4°C (39°F) and a maximum of only 15°C (59°F), averaging around 10°C (51°F). Additionally, this month sees significantly more rain, with precipitation reaching 249 mm (9.8 in) across 18 days, contributing to a slightly higher humidity level of 86%. For a more detailed look at November weather, visit Long Beach weather in November.

May and December exhibit notably different weather patterns. In May, temperatures range from a minimum of 7°C (45°F) to a comfortable maximum of 21°C (69°F), with an average of 12°C (54°F). Rainfall is moderate, with 66 mm (2.6 in) over about 11 days, and humidity hovers around 84%. Conversely, December experiences colder temperatures, with a minimum of -1°C (30°F) and a maximum of 13°C (56°F), averaging 8°C (47°F). This month sees significantly higher precipitation levels at 248 mm (9.8 in) spread over 21 days, coupled with a slight increase in humidity to 87%. For a detailed look at weather conditions, check out 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 unfolds in Long Beach, visitors can expect a refreshing shift in weather compared to the preceding months. The temperatures begin to rise, offering a pleasant contrast with maximums reaching 21°C (69°F), while the average cools to a comfortable 12°C (54°F). However, nature can be unpredictable, with about 11 days of rain and humidity levels peaking at 84%. This blend of mild temperatures and sporadic showers marks a transitional phase, making it an ideal time for outdoor activities—just be sure to pack an umbrella! For more insights on the overall climate of this coastal gem, check out Long Beach Climate.