May Weather in Big Bear City, United States

Last updated: February 24, 2025

In May, Big Bear City, United States, experiences a delightful transition into warmer weather, with maximum temperatures reaching 34°C (93°F) and an average of 16°C (61°F). The evenings can be cool, dipping down to a brisk 0°C (32°F), providing a refreshing contrast to the daytime warmth. Although the area sees 20 mm (0.8 in) of precipitation over 3 days, the overall humidity remains at a comfortable 45%, making May an ideal time for outdoor adventures in this stunning mountain locale.

May Temperature in Big Bear City

In May, Big Bear City experiences a delightful transition into warmer weather, with temperatures showing a significant uptick from the preceding months. The minimum temperature hovers around 0°C (32°F), signaling a mild start to the month, while the average reaches a pleasant 16°C (61°F), perfect for outdoor activities. As the days progress, the maximum temperature peaks at a balmy 34°C (93°F), inviting residents and visitors alike to relish the sunshine. This month marks a striking turn from the chilly winter temperatures of earlier months, offering a refreshing atmosphere ideal for hikes and adventures in the surrounding natural beauty. The gradual climb in temperatures from January through April highlights a promising and inviting spring to summer transition that captures the essence of this vibrant mountain locale.

May Weather in Big Bear City: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Big Bear City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434347566172777670605243
Data source: Temperature data for Big Bear City 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 Big Bear City

In May, Big Bear City experiences a shift in its precipitation patterns as the spring season begins to wane. With an average of 20 mm (0.8 in) of rainfall over three days, May marks a noticeable decline compared to the wetter months earlier in the year, such as January and February, which see upwards of 44 mm (1.7 in) each. This trend suggests a transition towards drier conditions, setting the stage for the hot summer months ahead. The decrease in precipitation not only reflects a broader seasonal trend but also highlights the area's characteristic variability in weather, as the mountain climate can pivot unexpectedly from snow to sun, much to the delight of outdoor enthusiasts.

May Precipitation Trends in Big Bear City

The chart displays monthly precipitation patterns in Big Bear City, 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.
JanFebMarAprMayJunJulAugSepOctNovDec44484423207472814101644
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Big Bear City

In Big Bear City, May ushers in a noticeable shift in humidity levels, dropping to a brisk 45% compared to the wetter months of winter and spring. This decline follows a trend of decreasing humidity as the seasons transition from the cold grips of winter, which saw numbers as high as 80% in February, to the much drier summer months. With June bringing even lower humidity at 34%, May serves as a pivotal point where residents and visitors alike can enjoy comfortable, moderate conditions that set the stage for outdoor activities, making it an ideal time to embrace the beauty of this mountain community before the summer heat settles in.

May Average Humidity in Big Bear City

This chart illustrates the average monthly humidity levels in Big Bear City, 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.
JanFebMarAprMayJunJulAugSepOctNovDec76%80%69%57%45%34%29%28%42%54%68%75%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Big Bear City

In May, Big Bear City experiences an extreme UV Index of 12, signaling that sun protection is not just recommended but essential, with burn time reduced to just 10 minutes. This trend of rising UV levels is evident as the index ascends from a moderate level of 4 in January, escalating through to the heights of 11 in April. May marks a peak that continues into June and July, where the UV exposure remains dangerously high, emphasizing the need for caution in outdoor activities. With the summer months approaching, residents and visitors should be vigilant about sun safety. For more detailed insights, check the full report at Big Bear City UV Index.

Maximum UV Index Levels in Big Bear City for May

The chart shows the monthly maximum UV Index (UVI) for Big Bear City 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.
JanFebMarAprMayJunJulAugSepOctNovDec479111212131111864
Data source: Big Bear City 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 Big Bear City

As spring gives way to summer, Big Bear City basks in an impressive increase in sunshine hours, with May leading the charge at 373 hours of radiant sunlight. This surge marks a significant leap from earlier months, where January only saw 194 hours, and continues a steady upward trajectory that began in March with 301 hours. Following May, June and July bask in even brighter skies, peaking at 381 and 383 hours, respectively. However, as summer wanes into fall, the daylight hours gradually decrease, reminding residents and visitors alike of the seasonal rhythms. The warmth and brightness of May not only enhance the natural beauty of Big Bear City but also beckon outdoor enthusiasts to indulge in the stunning landscapes, making it a perfect month for adventure and relaxation under the sun.

Monthly Sunshine Duration in Big Bear City: May Highlighted

The May sunshine duration represents the total number of hours Big Bear City 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.
JanFebMarAprMayJunJulAugSepOctNovDec194h249h301h330h373h381h383h363h324h301h261h233h
Data source: Big Bear City May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Big Bear City During May

In Big Bear City, May marks a delightful transition to sunnier days, boasting an impressive 86% chance of sunshine. This trend of increasing sunny weather starts as early as January and steadily rises through the spring months, with April already promising a solid 73%. As residents and visitors alike anticipate May's clear skies, it's interesting to note that the likelihood of sunny weather peaks again in September, highlighting seasonal consistency in this picturesque locale. With such a favorable forecast, May is undoubtedly a prime time to enjoy the abundant outdoor activities and stunning natural beauty that Big Bear has to offer.

Percentage of Sunny Days in May in Big Bear City

The chart illustrates the percentage of sunny days in Big Bear City 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 Big Bear City experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec59%72%70%73%86%66%50%79%86%73%76%51%
Data source: Big Bear City May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Big Bear City in May

In Big Bear City, May ushers in a delightful balance of daylight with 13 hours of sun, mirroring the longer days of April. This steady daylight duration marks a transition as the community moves towards the sunniest months of the year, with June and July offering even more light at 14 hours each. The gradual increase from the earlier months emphasizes a warming trend, showcasing spring's burgeoning vitality that invites residents and visitors alike to embrace outdoor activities. As summer approaches, the consistency in daylight during May sets a perfect stage for exploration and enjoyment in the stunning natural landscape.

Average Daylight Hours in Big Bear City for May

The chart illustrates the variation in daylight duration in Big Bear City throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 8m10h 57m11h 59m13h 3m13h 57m14h 23m14h 9m13h 21m12h 20m11h 16m10h 21m9h 53m
Data source: Big Bear City daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Big Bear City

In Big Bear City, May experiences a gentle breeze with an average wind speed of 2.7 m/s (6 mph), slightly lower than the preceding April's 2.9 m/s (7 mph). This modest decline in wind speed is part of a broader trend observed as spring transitions into summer; the wind typically eases in June, dropping to 2.4 m/s (5 mph). Throughout the year, the wind speeds exhibit a gradual cycle, starting at their lowest in July at 2.0 m/s (4 mph), while the late spring months tend to be the most breezy, indicating that May offers a refreshing respite before the warmer months settle in. This pattern not only enhances the region's charming mountain atmosphere but also contributes to comfortable outdoor activities for residents and visitors alike.

Average May Wind Speed in Big Bear City

The chart displays monthly wind speed patterns in Big Bear City, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.32.62.82.92.7 m/s2.42.02.12.22.22.02.2
Data source: Big Bear City May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Big Bear City Compares to Other Months

The weather in Big Bear City 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 Big Bear City and find detailed weather information for every month.

In comparing the weather of May and January, there is a noticeable contrast. May experiences milder temperatures with a minimum of 0°C (32°F), an average of 16°C (61°F), and a maximum of 34°C (93°F). The month sees limited rainfall, accumulating just 20 mm (0.8 in) over approximately 3 days, accompanied by a relatively low humidity level of 45%. On the other hand, January is much chillier, with temperatures ranging from a minimum of -9°C (15°F) to a maximum of 21°C (69°F), average around a cool 6°C (43°F). It is also wetter, receiving 44 mm (1.7 in) of precipitation over about 5 days, and has higher humidity at 76%. For more detailed insights about January weather, check out Big Bear City weather in January.

Comparing the weather in May and February reveals significant differences in temperature and humidity. In May, temperatures range from a minimum of 0°C (32°F) to a maximum of 34°C (93°F), with an average of 16°C (61°F). The month sees relatively low precipitation at 20 mm (0.8 in) occurring over just 3 days, along with a moderate humidity level of 45%. In contrast, February experiences much colder conditions, with temperatures fluctuating from a minimum of -10°C (15°F) to a maximum of 21°C (70°F), averaging only 6°C (43°F). This month also features higher precipitation at 48 mm (1.9 in) over 6 days and significantly increased humidity at 80%. For more detailed information, check out Big Bear City weather in February.

In comparing the weather between May and March, May generally presents a much warmer and drier climate. With temperatures ranging from a minimum of 0°C to a maximum of 34°C, the average temperature reaches 16°C, accompanied by only 20 mm of precipitation over 3 days. In contrast, March experiences cooler temperatures, with a minimum of -7°C and a maximum of 26°C, averaging just 8°C. Additionally, March tends to be wetter, receiving 44 mm of precipitation over 7 days and showcasing higher humidity levels at 69%. For a more detailed look at March conditions, you can check out Big Bear City weather in March.

In comparing the weather of April and May, we observe a notable warming trend. April's temperatures range from a minimum of -1°C (30°F) to a maximum of 29°C (84°F), with an average of 13°C (56°F). In contrast, May sees temperatures ranging from 0°C (32°F) to a maximum of 34°C (93°F), with a higher average of 16°C (61°F). Precipitation in April is slightly higher at 23 mm (0.9 in) over 2 days, while May experiences less rain, totaling 20 mm (0.8 in) over 3 days. Additionally, humidity decreases from 57% in April to 45% in May, indicating a drier atmosphere as spring progresses. For more details, you can check out Big Bear City weather in April.

May and June present contrasting weather patterns, offering a glimpse of the transition into summer. In May, temperatures can dip as low as 0°C (32°F) and peak at 34°C (93°F), with an average of 16°C (61°F) and a moderate level of humidity at 45%. Precipitation occurs on roughly 3 days, accumulating to 20 mm (0.8 in). In contrast, June warms up significantly, featuring minimum temperatures of 6°C (43°F) and highs reaching 37°C (98°F), with an average temperature of 22°C (72°F). The month is much drier, experiencing only 7 mm (0.3 in) of precipitation over just 1 day and exhibiting lower humidity at 34%. For more insights on June's weather, check out Big Bear City weather in June.

In comparing the weather of May and July, we see notable differences in temperature and precipitation. May starts off with temperatures ranging from a cool 0°C (32°F) at night to an average of 16°C (61°F), peaking at 34°C (93°F) during the day. It also experiences minimal rainfall, with only 20 mm (0.8 in) over three days. In contrast, July boasts warmer temperatures, with nighttime lows at 11°C (51°F), average daytime highs around 25°C (77°F), and maximum temperatures soaring to 38°C (101°F). However, July is wetter, receiving 47 mm (1.9 in) of rain over eight days, alongside lower humidity levels at 29%. Overall, while May offers milder and drier conditions, July presents a hotter and more humid experience. For more details, check out Big Bear City weather in July.

May and August present distinct weather patterns in Big Bear City. May experiences a wider temperature range, with a minimum of 0°C (32°F) and a maximum of 34°C (93°F), averaging around 16°C (61°F). The month sees relatively low precipitation, totaling 20 mm (0.8 in) over 3 days, accompanied by a humidity level of 45%. In contrast, August is characterized by milder evenings with a minimum temperature of 12°C (54°F), while daytime highs can reach up to 36°C (98°F) and an average of 25°C (77°F). Although August receives slightly more rainfall at 28 mm (1.1 in) over 6 days, it boasts a lower humidity level of 28%. For more details on Big Bear City's weather during August, you can check Big Bear City weather in August.

May and September offer distinct weather experiences. In May, temperatures range from a chilly 0°C (32°F) to a warm 34°C (93°F), with an average of 16°C (61°F) and total precipitation of 20 mm (0.8 in) over about three days, accompanied by humidity at 45%. Conversely, September sees slightly milder conditions, with temperatures starting from a minimum of 6°C (43°F) to a peak of 37°C (99°F), averaging around 21°C (71°F). Precipitation drops to 13 mm (0.5 in) over two days, with lower humidity at 41%. For more in-depth details on September weather specifics, you can explore Big Bear City weather in September.

When comparing the weather in May and October, we see notable differences in temperature and humidity. In May, temperatures range from a minimum of 0°C (32°F) to a maximum of 34°C (93°F), with an average of 16°C (61°F) and relatively low humidity at 45%. Precipitation is moderate, with 20 mm (0.8 in) spread over about three days. In contrast, October features slightly cooler temperatures, with a minimum of 0°C (32°F), an average of 15°C (60°F), and a maximum of 31°C (88°F). This month experiences lower precipitation at 10 mm (0.4 in) over just two days, but humidity rises to 54%. For more detailed information, you can visit Big Bear City weather in October.

In May, temperatures can range from a chilly 0°C (32°F) at night to a warm 34°C (93°F) during the day, with an average temperature of 16°C (61°F). The month sees limited precipitation, with only about 20 mm (0.8 in) falling over approximately 3 days, and humidity levels around 45%. In contrast, November brings cooler weather, with temperatures dipping to a minimum of -6°C (22°F) and reaching a maximum of 25°C (77°F), averaging 11°C (52°F). Precipitation is slightly lower at 16 mm (0.6 in) over about 2 days, but humidity rises significantly to 68%. For more detailed information, you can check out Big Bear City weather in November.

May and December present stark contrasts in weather conditions. In May, temperatures range from a chilly 0°C (32°F) at night to a warm 34°C (93°F) during the day, with an average of 16°C (61°F). This month sees relatively low precipitation, averaging just 20 mm (0.8 in) over three days and a comfortable humidity level of 45%. In contrast, December experiences much colder temperatures, with lows dropping to -9°C (15°F) and highs reaching only 20°C (69°F), averaging around 6°C (44°F). Additionally, December is wetter, receiving 44 mm (1.7 in) of rainfall over five days, accompanied by higher humidity at 75%. For more insights on December weather specifics, visit Big Bear City weather in December.

Compare Big Bear City's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Big Bear City

May in Big Bear City offers a delightful contrast to the chillier months, with temperatures warming up significantly, promoting outdoor activities and scenic adventures. The average temperature creeps up, making it a comfortable time to explore the beautiful surroundings. Precipitation is light and infrequent, allowing for plenty of sunny days where the humidity remains manageable. This pleasant shift in weather sets the stage for the vibrant summer months ahead, making May a perfect blend of spring and early summer. For more insights into the climate throughout the year, visit Big Bear City Climate.