May Weather in Oak Glen, United States

Last updated: February 24, 2025

May in Oak Glen, United States, showcases a vibrant climate characterized by a maximum temperature soaring to 33°C (92°F) and an average temperature hovering around a comfortable 17°C (62°F). The month enjoys a refreshing contrast, with temperatures dipping as low as 2°C (37°F). Despite experiencing 15 mm (0.6 in) of precipitation over 4 days, the overall conditions remain favorable, with humidity levels at a moderate 46%. This delightful blend of warmth and occasional rainfall makes May a perfect time to experience the natural beauty of Oak Glen.

May Temperature in Oak Glen

In May, Oak Glen starts to embrace the warmth of spring, with temperatures reflecting a gentle transition towards summer. The minimum temperature hovers at 2°C (37°F), while the average climbs to a comfortable 17°C (62°F), peaking at a sunny 33°C (92°F) during the day. This notable rise from April signifies a shift in the climate, as daylight becomes more abundant and outdoor activities flourish. May stands out as a time when the region basks in pleasant warmth, inviting both locals and visitors to revel in the blossoming nature and vibrant atmosphere, setting the stage for the impending summer heat.

May Weather in Oak Glen: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Oak Glen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec494951586272787873645749
Data source: Temperature data for Oak Glen 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 Oak Glen

In May, Oak Glen experiences a noticeable dip in precipitation, with only 15 mm (0.6 in) of rainfall over four days. This marks a significant decline from the more abundant showers of the preceding months, particularly April, which saw 26 mm (1.0 in) despite just two rainy days. The transition into summer brings a shift towards drier conditions, evident as June typically sees even less precipitation, dropping to a mere 3 mm (0.1 in). This trend of reduced rainfall not only highlights the seasonal changes in Oak Glen's climate but also sets the stage for summer's warmth, with residents often enjoying clear skies and lush greenery that thrives on the early spring rains.

May Precipitation Trends in Oak Glen

The chart displays monthly precipitation patterns in Oak Glen, 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.
JanFebMarAprMayJunJulAugSepOctNovDec62675726164141110112459
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Oak Glen

As spring transitions into summer, May in Oak Glen marks a notable shift in humidity levels. With an average humidity of 46%, it stands as one of the driest months of the year, dropping significantly from April's 56%. This decline reflects a general trend toward lower humidity that continues into the summer months, with June and July maintaining similar levels. Interestingly, August sees a slight dip to 42%, making it the driest month overall. This seasonal fluctuation highlights Oak Glen's transition from the dampness of winter and early spring to a more arid summer, offering a refreshing change for residents and visitors alike.

May Average Humidity in Oak Glen

This chart illustrates the average monthly humidity levels in Oak Glen, 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 Oak Glen

As spring transitions into summer, Oak Glen experiences a significant spike in UV radiation, particularly in May, when the UV Index reaches a striking 11, placing it in the extreme exposure category. This dramatic increase means residents and visitors should be vigilant, as the burn time is reduced to just 10 minutes—a stark contrast to earlier months when the risk was more moderate. The upward trend starts in March and April, where indices hover around 9 and 10, respectively, signaling the approach of harsher sun conditions. With June and July maintaining a UV Index of 12, May serves as a critical reminder to prepare for the intense sun exposure that lies ahead. For more information about the UV Index in this region, visit Oak Glen UV Index.

Maximum UV Index Levels in Oak Glen for May

The chart shows the monthly maximum UV Index (UVI) for Oak Glen 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.
JanFebMarAprMayJunJulAugSepOctNovDec469101112121110854
Data source: Oak Glen 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 Oak Glen

May bursts forth with an impressive 368 hours of sunshine in Oak Glen, marking it as a hallmark of vibrant spring. This uptick continues the upward trend initiated in January, with each month gradually accumulating more hours of sunlight. From a modest 190 hours in January to a flourishing 326 in April, May reflects the peak of this progression, leading seamlessly into the sun-drenched days of June and July. As summer approaches, Oak Glen basks in a sunny embrace, with consistently high sunshine hours illuminating outdoor activities, scenic landscapes, and community events, making it a prime time to soak in nature's beauty. Overall, May stands out not only for its generous sunshine but also as a harbinger of the warm months ahead.

Monthly Sunshine Duration in Oak Glen: May Highlighted

The May sunshine duration represents the total number of hours Oak Glen 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.
JanFebMarAprMayJunJulAugSepOctNovDec190h244h295h326h368h378h382h363h321h298h257h226h
Data source: Oak Glen May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Oak Glen During May

As we step into May, the likelihood of enjoying sunny weather in Oak Glen, United States, reaches an impressive 80%. This marks a noticeable increase from the 69% chance seen in April, signaling a vibrant transition into late spring. Following a trend of fluctuating sunshine throughout the earlier months, May stands out not just for its abundance of sun, but also as a precursor to the glorious summer days ahead. In fact, the chances continue to rise into the summer, peaking at 83% in August before tapering off again in the fall. With May's sun-drenched days, it's the perfect time to embrace outdoor activities amidst the blooming landscape.

Percentage of Sunny Days in May in Oak Glen

The chart illustrates the percentage of sunny days in Oak Glen 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 Oak Glen experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec61%69%64%69%80%72%61%83%87%72%77%50%
Data source: Oak Glen May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Oak Glen in May

As spring blossoms into summer, May in Oak Glen, United States enjoys an abundance of 13 hours of daylight, mirroring the brighter days of April. This month serves as a bridge, where daylight begins to intensify, leading into the sunlit June and July months that boast 14 hours of sunshine. Following the gradual transition from the crisp, shorter days of winter—starting with 10 hours in January and February—the trend is clear: daylight steadily increases from March, signaling the arrival of longer, warmer days that encourage outdoor activities and exploration. As daylight starts to wane in late summer, May stands out as a prime time to soak in the radiant sun before the slower descent into autumn.

Average Daylight Hours in Oak Glen for May

The chart illustrates the variation in daylight duration in Oak Glen 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 56m14h 21m14h 7m13h 20m12h 19m11h 17m10h 22m9h 55m
Data source: Oak Glen daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Oak Glen

In Oak Glen during May, the average wind speed remains steady at 2.2 m/s (5 mph), aligning with the gentle breezes characteristic of the spring season. This consistency reflects a broader trend observed in the months leading up to summer; both January and April also recorded similar wind speeds, showcasing a mild and calming atmosphere throughout these months. As the region transitions into the warmth of summer, however, there is a notable decline in wind speeds, particularly in July and September, which dip to 1.9 and 1.8 m/s respectively. The overall pattern indicates a softening breeze as the year progresses, inviting residents and visitors alike to relish the tranquil charm that Oak Glen has to offer.

Average May Wind Speed in Oak Glen

The chart displays monthly wind speed patterns in Oak Glen, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.22.02.12.22.2 m/s2.01.92.01.81.92.01.9
Data source: Oak Glen May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Oak Glen Compares to Other Months

The weather in Oak Glen 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 Oak Glen and find detailed weather information for every month.

May and January in Oak Glen present contrasting weather experiences. In May, temperatures range from a chilly 2°C (37°F) at night to a warm average of 17°C (62°F) during the day, peaking at a balmy 33°C (92°F). Precipitation is relatively low, with only 15 mm (0.6 in) expected over about four days, and humidity sits at a comfortable 46%. In stark contrast, January features much colder conditions with minimum temperatures dropping to -6°C (22°F) and an average of just 9°C (49°F), while highs reach a mild 26°C (79°F). Rainfall is considerably higher, averaging 62 mm (2.4 in) across six days, and humidity rises to 72%. For more detailed information, visit Oak Glen weather in January.

When comparing the weather in May and February, we see significant differences in temperature and humidity. In May, temperatures range from a chilly 2°C (37°F) at night to a warm 33°C (92°F) during the day, resulting in an average of 17°C (62°F). The month is relatively dry, with only 15 mm (0.6 in) of precipitation over four days and a humidity level of 46%. In contrast, February experiences much colder temperatures, with a minimum of -7°C (20°F) and a maximum of 25°C (78°F), leading to an average of 9°C (49°F). It is also wetter, with 66 mm (2.6 in) of rain over seven days and significantly higher humidity at 77%. For more details on February weather specifics, check Oak Glen weather in February.

May generally offers warmer temperatures compared to March, with average highs reaching up to 33°C (92°F) versus March's 28°C (83°F). While May experiences a relatively low precipitation level of 15 mm (0.6 in) over just 4 days, March sees significantly more rainfall at 57 mm (2.3 in) across 10 days. Additionally, humidity levels are lower in May at 46%, compared to March’s higher humidity at 67%. For more details on March weather specifically, check out Oak Glen weather in March.

In comparing the weather between April and May, it's clear that May generally brings warmer temperatures, with an average of 17°C (62°F) compared to April's 15°C (59°F). Both months experience similar minimum temperatures of 2°C (37°F) but May boasts a slightly higher maximum temperature of 33°C (92°F), just edging out April's 32°C (89°F). Precipitation in May is lower, totaling 15 mm (0.6 in) over 4 days, while April sees more rainfall at 26 mm (1.0 in) over just 2 days. Additionally, humidity levels are lower in May at 46%, compared to 56% in April, indicating a drier feel as summer approaches. For more detailed information on April's weather, check out Oak Glen weather in April.

In comparing the weather between May and June, June tends to be warmer overall, with an average temperature of 22°C (72°F) compared to May's 17°C (62°F). Additionally, June experiences a higher maximum temperature of 38°C (101°F), which is notably warmer than May's peak of 33°C (92°F). While May has a slightly cooler minimum temperature of 2°C (37°F), June also shows a more moderate minimum of 8°C (47°F). Precipitation levels drop significantly in June, with only 3 mm (0.1 in) falling over just 1 day, compared to May's 15 mm (0.6 in) over 4 days. Humidity remains relatively consistent, increasing slightly from 46% in May to 48% in June. For more specific details, you can check Oak Glen weather in June.

May and July exhibit distinct weather patterns, reflecting the transition from spring to summer. In May, temperatures range from a minimum of 2°C (37°F) to a maximum of 33°C (92°F), with an average of 17°C (62°F). This month sees a total precipitation of 15 mm (0.6 in) over about 4 days and maintains a humidity level of 46%. In contrast, July showcases warmer temperatures, with a minimum of 11°C (53°F), an average of 25°C (78°F), and a maximum reaching 40°C (105°F). Precipitation is slightly lower at 13 mm (0.5 in), occurring over just 2 days, while humidity remains constant at 46%. For a more detailed look at July conditions, you can check Oak Glen weather in July.

In May, temperatures range significantly from a chilly minimum of 2°C (37°F) to a warm maximum of 33°C (92°F), with an average of 17°C (62°F). The month experiences about 15 mm (0.6 in) of precipitation over four days, accompanied by a humidity level of 46%. In contrast, August offers a more consistently warm climate, with temperatures ranging from a minimum of 13°C (56°F) to a peak of 38°C (102°F), averaging at 25°C (78°F). This month sees slightly less precipitation at 10 mm (0.4 in) over just two days, along with a slightly lower humidity level of 42%. For a more detailed look at August weather conditions, you can check Oak Glen weather in August.

In May, the weather is characterized by a wide temperature range, with minimums dipping to 2°C (37°F) and maximums reaching up to 33°C (92°F). This month typically sees an average temperature of 17°C (62°F) and experiences light precipitation of about 15 mm (0.6 in) over four days, with humidity levels around 46%. In contrast, September brings warmer conditions with minimum temperatures of 8°C (46°F) and maximums soaring to 42°C (107°F), yielding a comfortable average of 23°C (73°F). Additionally, precipitation in September is less frequent, averaging just 10 mm (0.4 in) over a single day, with a slightly higher humidity of 52%. For more detailed insights, check out Oak Glen weather in September.

May tends to offer a warmer climate, with average temperatures around 17°C (62°F) and maximums reaching up to 33°C (92°F). In contrast, October features slightly higher average temperatures of 18°C (64°F) and can peak at 36°C (97°F). While May typically experiences 15 mm (0.6 in) of precipitation over about four days, October is drier, with only 11 mm (0.4 in) of rain falling on just one day. Humidity levels also differ, with May averaging 46%, while October sees a rise to 58%. For more details on October weather, you can check Oak Glen weather in October.

In May, temperatures range from a cool 2°C (37°F) to a warm 33°C (92°F), with an average of 17°C (62°F) and relatively low humidity at 46%. The month experiences a modest amount of rainfall, averaging just 15 mm (0.6 in) over about 4 days. In contrast, November brings cooler temperatures with a minimum of -1°C (31°F) and a maximum of 29°C (84°F), averaging 14°C (57°F). This month also sees increased humidity at 66% and slightly more precipitation, totaling 23 mm (0.9 in) but over only 2 days. For more detailed information, you can check out Oak Glen weather in November.

May and December present strikingly different weather conditions. In May, temperatures range from a mild 2°C (37°F) at night to a warm 33°C (92°F) during the day, with an average of 17°C (62°F). This month experiences relatively low precipitation of 15 mm (0.6 in) spread over approximately 4 days, accompanied by a lower humidity level of 46%, making it feel quite pleasant. In contrast, December exhibits a much cooler climate, with temperatures dipping as low as -5°C (24°F) and peaking at 25°C (77°F), averaging around 9°C (49°F). It also sees significantly more rainfall, totaling 59 mm (2.3 in) across about 5 days, and higher humidity at 74%, creating a much more damp and chilly atmosphere. For a more detailed view of December's conditions, check Oak Glen weather in December.

Compare Oak Glen's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Oak Glen

As May unfolds in Oak Glen, the weather transitions into a delightful spring ambiance, featuring warmer temperatures that gently rise compared to the cooler months preceding it. With an average temperature of 17°C (62°F), this month offers a refreshing blend of warmth, while still retaining a touch of the crispness from early spring. The occasional rain showers, totaling around 15 mm (0.6 in) over just a few days, provide much-needed moisture, nurturing the vibrant flora as the countryside awakens. Compared to the chill of earlier months, May's gentle embrace of warmth and moderate humidity creates a perfect environment for outdoor adventures. For a deeper understanding of the yearly weather patterns, visit Oak Glen Climate to explore how this charming month fits into the broader climatic tapestry of Oak Glen.