May Weather in Seaside, United States

Last updated: February 24, 2025

May in Seaside, United States, welcomes a mild climate that sets the perfect stage for coastal adventures. With maximum temperatures reaching around 25°C (78°F) and an average of 13°C (55°F), the days are pleasantly warm, while cooler nights drop to a minimum of 5°C (40°F). Expect some light drizzle, as the area experiences about 23 mm (0.9 in) of precipitation over just three days, contributing to a 71% humidity that enhances the refreshing ocean breeze. Whether you're exploring the beach or enjoying local attractions, May's weather provides an ideal environment for outdoor activities.

May Temperature in Seaside

In May, Seaside, United States, begins to warmly embrace spring, showcasing a delightful range of temperatures. The minimum temperature rises to 5°C (40°F), while the average nudges up to 13°C (55°F), embracing the promise of longer, sunnier days. With a maximum of 25°C (78°F), outdoor activities flourish as the weather becomes increasingly inviting for beachgoers and nature lovers alike. This month marks a shift from the cooler temperatures of earlier months like January and February, where lows hovered around freezing. As the coastline comes alive with mild weather, Seaside prepares for the vibrant summer ahead, making May an ideal time for both relaxation and adventure.

May Weather in Seaside: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Seaside, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec505051535559616362595450
Data source: Temperature data for Seaside 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 Seaside

In May, Seaside experiences a noticeable dip in precipitation, with only 23 mm (0.9 in) of rain falling across just 3 days. This marks a stark contrast to the wetter months earlier in the year, particularly January and February, which each recorded over 90 mm of rainfall. Following April's brief respite at 33 mm, May's light showers signal the transition into a dryer summer period, where June sees a dramatic drop to merely 3 mm. With precipitation decreasing significantly, it's clear that the spring-to-summer shift in Seaside brings more sunshine and fewer rainy days, inviting residents and visitors to embrace outdoor activities in the pleasant coastal climate.

May Precipitation Trends in Seaside

The chart displays monthly precipitation patterns in Seaside, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1139499332332261941100
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Seaside

As spring transitions into summer in Seaside, United States, May brings a noticeable shift in humidity levels, dropping to 71%. This decline marks a departure from the consistently high humidity experienced in the early months of the year, where January and February recorded peaks of 82% and 84%. The trend continues as the summer months approach, with June further decreasing to 64% and July reaching its lowest point at 58%. This gradual reduction not only enhances comfort for outdoor activities but also sets the stage for the drier summer ahead, creating a delightful balance between warmth and humidity. Overall, May serves as a pivotal month of transition, heralding sunnier days with a refreshing drop in moisture in the air.

May Average Humidity in Seaside

This chart illustrates the average monthly humidity levels in Seaside, 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.
JanFebMarAprMayJunJulAugSepOctNovDec82%84%82%78%71%64%59%54%55%62%78%80%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Seaside

As May unfolds in Seaside, United States, residents and visitors alike should be prepared for the sun's intensifying embrace, marked by a striking UV Index of 11—indicating an extreme exposure level. This significant rise from the previous months highlights a clear trend: as spring transitions into summer, the potential for harmful sunburn decreases to just 10 minutes of unprotected exposure. The month of May stands out not only for its heightened UV levels but also as a precursor to a summer characterized by consistently high UV Index values. It's essential to stay vigilant during outdoor activities by applying sunscreen and seeking shade when necessary. For more detailed information, consult the Seaside UV Index to ensure you're sun-safe this season.

Maximum UV Index Levels in Seaside for May

The chart shows the monthly maximum UV Index (UVI) for Seaside 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.
JanFebMarAprMayJunJulAugSepOctNovDec4589111211119753
Data source: Seaside 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 Seaside

May in Seaside, United States, heralds the arrival of sunshine in abundance, with a remarkable 359 hours of bright, cheerful light filling the days. This upbeat month showcases a clear upward trend in sunshine hours, continuing the momentum established from January's 163 hours through to April's 302 hours. As the spring transitions into summer, visitors are rewarded with increasingly longer days, culminating in June's peak of 376 hours, making May a perfect time to bask in the sun's warm embrace. With its vibrant atmosphere, May invites both locals and tourists to revel in outdoor activities, setting the stage for a delightful summer ahead.

Monthly Sunshine Duration in Seaside: May Highlighted

The May sunshine duration represents the total number of hours Seaside 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.
JanFebMarAprMayJunJulAugSepOctNovDec163h220h264h302h359h376h388h357h314h289h235h209h
Data source: Seaside May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Seaside During May

In Seaside, the month of May marks a noticeable shift towards sunnier days, boasting a 67% chance of sunshine—a significant increase from the cooler months preceding it. As spring transitions to summer, the likelihood of sunny weather becomes even more pronounced, with June and July climbing to 69% and 62% respectively. This trend showcases a gradual rise in sunshine frequency from April’s 53%, making May an inviting time for outdoor activities. With the summer months ahead, May sets the stage for delightfully bright days, encouraging locals and visitors alike to bask in the improving weather.

Percentage of Sunny Days in May in Seaside

The chart illustrates the percentage of sunny days in Seaside 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 Seaside experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec45%55%49%53%67%69%62%75%75%61%58%44%
Data source: Seaside May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Seaside in May

In Seaside, United States, May heralds a delightful transition as daylight peaks at 14 hours, following a steady increase from the 9 hours in January. As spring unfolds, daylight grows, hitting 13 hours in April, before reaching its maximum in May. This extended daylight invites residents and visitors alike to embrace outdoor activities, basking in the longer evenings. After May, daylight begins to gradually wane again, with summer months maintaining the 14-hour mark but shifting towards 13 hours in August, clearly illustrating the natural rhythm of the seasons. As the year progresses, Seaside experiences a gentle ebb and flow of sunlight, creating a captivating interplay between the vivid brightness of spring and the softer hues of fall.

Average Daylight Hours in Seaside for May

The chart illustrates the variation in daylight duration in Seaside throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 58m10h 51m11h 59m13h 9m14h 7m14h 36m14h 20m13h 28m12h 21m11h 11m10h 11m9h 41m
Data source: Seaside daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Seaside

In Seaside, United States, the month of May ushers in a slight increase in wind speed, averaging 3.0 m/s (7 mph), which is the highest for the year so far. This gentle rise from the steadier 2.8 m/s (6 mph) experienced in the preceding months of January through April hints at the awakening of spring's breezy charm. Following May, the wind speed dips slightly to 2.7 m/s (6 mph) in June and continues to decline through the summer months, reaching a low of 2.1 m/s (5 mph) in August. This trend indicates that while May brings a refreshing breeze, the later summer months are characterized by calmer, more tranquil winds. Overall, May serves as a delightful transition point before the coastal breezes mellow into the summer lull.

Average May Wind Speed in Seaside

The chart displays monthly wind speed patterns in Seaside, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.62.82.82.83.0 m/s2.72.22.12.02.62.22.9
Data source: Seaside May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Seaside Compares to Other Months

The weather in Seaside 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 Seaside and find detailed weather information for every month.

May and January present quite different weather experiences. In May, temperatures range from a pleasant minimum of 5°C (40°F) to a comfortable maximum of 25°C (78°F), with an average around 13°C (55°F). The month sees only about 23 mm (0.9 in) of precipitation over 3 days, accompanied by a moderate humidity of 71%. In contrast, January is cooler, with temperatures reaching a low of 1°C (34°F) and a high of 21°C (70°F), averaging at 10°C (51°F). It is also significantly wetter, receiving 113 mm (4.5 in) of rain across 8 days, and the humidity is higher at 82%. For a more detailed look at January weather, check out Seaside weather in January.

May generally offers more pleasant weather compared to February, with average temperatures ranging from a minimum of 5°C (40°F) to a maximum of 25°C (78°F). In contrast, February has lower averages, with temperatures fluctuating between 0°C (32°F) and 23°C (73°F). Precipitation in February is significantly higher, totaling 94 mm (3.7 in) over 9 days, while May sees only 23 mm (0.9 in) across just 3 days. Additionally, February has a higher humidity level at 84%, compared to May's 71%. For more details, you can check out this link: Seaside weather in February.

May generally offers warmer weather compared to March, with average temperatures rising from 10°C (51°F) in March to 13°C (55°F) in May. While March can experience chilly nights with minimum temperatures around 2°C (35°F), May's minimums are slightly more comfortable at 5°C (40°F). Additionally, May sees significantly less precipitation—only 23 mm (0.9 in) over 3 days, compared to March's wetter conditions with 99 mm (3.9 in) over 13 days. The humidity also decreases from March's 82% to a more moderate 71% in May, making it feel more pleasant overall. For a detailed look at weather trends, you can check Seaside weather in March.

In comparing the weather of May and April, we can observe some notable differences. May tends to be slightly warmer, with average temperatures reaching 13°C (55°F) compared to April's 12°C (53°F). The maximum temperature in May is 25°C (78°F), only marginally lower than April's peak of 26°C (79°F). However, April experiences more precipitation, with 33 mm (1.3 in) over 5 days, while May has only 23 mm (0.9 in) across 3 days, indicating a drier month overall. Humidity levels are also somewhat lower in May at 71% compared to April's 78%. For further insights into April's climate, you can explore Seaside weather in April.

May and June exhibit a distinct transition in weather patterns. In May, temperatures range from a minimum of 5°C (40°F) to a maximum of 25°C (78°F), with an average of 13°C (55°F). The month sees about 23 mm (0.9 in) of precipitation over three days and a humidity level of 71%. In contrast, June experiences slightly warmer temperatures, with a minimum of 6°C (43°F) and a peak of 29°C (84°F), averaging 15°C (59°F). Additionally, June is much drier, receiving only 3 mm (0.1 in) of precipitation across the month, and boasts a lower humidity of 64%. This shift marks a more stable and pleasant climate as summer approaches, making it a great time to explore outdoor activities. For those looking for specific seaside conditions, you can check out the detailed forecast here: Seaside weather in June.

May and July showcase distinct differences in weather patterns. In May, temperatures range from a cool 5°C (40°F) to a comfortable high of 25°C (78°F), with an average of 13°C (55°F). This month also sees a bit of precipitation, with around 23 mm (0.9 in) falling over three days, contributing to a higher humidity level of 71%. In contrast, July tends to be warmer and drier, with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 26°C (79°F) and an average of 16°C (61°F). Precipitation is minimal at just 2 mm (0.1 in) and occurs over zero days, resulting in lower humidity levels at 58%. For more insights into July weather, check out Seaside weather in July.

In May, the weather is characterized by cooler temperatures, with a minimum of 5°C (40°F) and an average of 13°C (55°F), peaking at a maximum of 25°C (78°F). There is a moderate amount of precipitation at 23 mm (0.9 in) over three days, accompanied by relatively high humidity levels at 71%. In contrast, August sees warmer conditions, with temperatures ranging from a minimum of 10°C (51°F) to an average of 17°C (63°F) and a maximum of 30°C (87°F). Notably, August experiences significantly less rainfall, with only 2 mm (0.1 in) and no rainy days, along with lower humidity at 54%. For more details on August weather, you can visit Seaside weather in August.

May and September present distinct weather patterns, reflecting the transition between spring and early autumn. In May, temperatures range from a cool 5°C (40°F) to a warmer 25°C (78°F), with an average of 13°C (55°F). The month sees moderate precipitation at 23 mm (0.9 in) over about three days, coupled with a relatively high humidity of 71%. In contrast, September boasts milder mornings with minimum temperatures around 8°C (47°F) and can reach a maximum of 34°C (93°F), averaging 17°C (62°F). Notably, it experiences minimal precipitation of just 6 mm (0.3 in) and has no rainy days, along with lower humidity at 55%. For more details, check out Seaside weather in September.

May and October present distinct weather patterns, each with its own charm. In May, temperatures typically range from a cool minimum of 5°C (40°F) to a pleasant maximum of 25°C (78°F), with an average of 13°C (55°F). The month experiences about 23 mm (0.9 in) of precipitation over approximately three days, accompanied by higher humidity at 71%.

In contrast, October boasts milder conditions, with temperatures starting slightly higher, ranging from a minimum of 6°C (42°F) to a maximum of 31°C (88°F), averaging around 15°C (59°F). Precipitation is lower at 19 mm (0.7 in) across just one day, while humidity decreases to 62%. This makes October a drier month with more comfortable conditions compared to May. For a more detailed look at October weather, check out Seaside weather in October.

May and November exhibit notable differences in weather patterns, despite having similar average temperatures. In May, temperatures range from a minimum of 5°C (40°F) to a maximum of 25°C (78°F), with an average of 13°C (55°F) and relatively low precipitation of 23 mm (0.9 in) over about 3 days. The humidity level is a comfortable 71%. In contrast, November brings slightly cooler temperatures, with a minimum of 2°C (36°F) and a maximum of 24°C (76°F), while maintaining a similar average of 12°C (55°F). However, November has higher precipitation at 40 mm (1.6 in) over approximately 4 days and increased humidity at 78%, making it feel a bit more damp. For more insights into November weather, you can check Seaside weather in November.

May often brings a pleasant warmth, with temperatures ranging from a minimum of 5°C (40°F) to a maximum of 25°C (78°F) and an average of 13°C (55°F). During this month, the weather is relatively dry, with only 23 mm (0.9 in) of precipitation over just 3 days and a humidity level of 71%. In contrast, December is characterized by cooler temperatures, with a minimum of 1°C (34°F), an average of 10°C (51°F), and a maximum of 24°C (75°F). This month is much wetter, receiving 100 mm (3.9 in) of rain over 8 days, accompanied by a higher humidity of 80%. For more insights on December weather in a coastal location, visit Seaside weather in December.

Compare Seaside's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Seaside

As May rolls into Seaside, the weather begins to embrace the warmth of spring, bringing with it mild temperatures that stand in contrast to the chillier months prior. With an average temperature that nudges towards the pleasant, visitors can expect more opportunities to enjoy the outdoors compared to the cooler early months of the year. The low humidity levels provide a refreshing break, while limited precipitation ensures that the sunshine plays a more prominent role. Overall, May offers a delightful shift in the climate, making it an ideal time for exploration and adventure. For a deeper dive into Seaside's year-round weather patterns, visit Seaside Climate.