May Weather in Hershey, United States

Last updated: February 24, 2025

May in Hershey, United States, showcases a dynamic weather profile characterized by a maximum temperature of 33°C (92°F) and an average of 17°C (64°F), providing a taste of summer warmth. With a minimum temperature dipping to 0°C (33°F), the month offers a broad temperature range suited for various outdoor activities. However, residents can expect moderate rainfall, totaling 125 mm (4.9 in) over approximately 14 days, contributing to a humid atmosphere with an average humidity level of 75%. This blend of warmth and moisture crafts a unique backdrop for early summer in Hershey, making it essential for locals and visitors alike to stay prepared for both sunny and rainy days.

May Temperature in Hershey

In Hershey, United States, May ushers in a delightful transition to warmer days, with temperatures ranging from a minimum of 0°C (33°F) to a comfortable maximum of 33°C (92°F). The average temperature rises to a pleasant 17°C (64°F), marking a notable increase from the cooler spring months. As residents shake off the cold grip of winter and embrace the budding summer, the month showcases a remarkable shift from January's bone-chilling -16°C (4°F) to the welcoming warmth of May. This gradual warming trend not only brings blooming flowers but also encourages outdoor activities, making it a vibrant time for the community. With clear skies often accompanying the rising temperatures, May stands out as a cheerful prelude to the hotter summer months ahead.

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

The chart illustrates May temperature patterns in Hershey, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec343743536372787569594437
Data source: Temperature data for Hershey 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 Hershey

May brings a notable increase in precipitation to Hershey, with 125 mm (4.9 in) of rainfall distributed over 14 days. This trend marks May as the wettest month of the spring season, following closely behind April's 106 mm (4.2 in). The uptick in rainfall not only enhances the lush greenery that characterizes the area but also contributes to the vibrant atmosphere of the month. As the region transitions toward summer, precipitation levels become somewhat unpredictable, with June seeing a drop to 95 mm (3.7 in). Overall, May serves as a vital transition point, where the abundance of rain plays a crucial role in nourishing the local ecosystem before the heat of summer sets in.

May Precipitation Trends in Hershey

The chart displays monthly precipitation patterns in Hershey, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6810497106125951361221131069092
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Hershey

As spring transitions into summer, May in Hershey, United States, sees a noticeable dip in humidity, dropping to 75% from the higher levels of the months prior. This marks a significant shift, as the humidity peaks at 87% in January and February, remaining relatively high until April. The decline continues into June, where the humidity sinks further to 73%, setting the stage for the drier summer months ahead. Overall, while May retains a moderate level of humidity compared to the bracing winter months, it heralds the approach of a more comfortable season, paving the way for outdoor activities amidst the lush, vibrant landscapes that Hershey is known for.

May Average Humidity in Hershey

This chart illustrates the average monthly humidity levels in Hershey, 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.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%85%83%75%74%65%62%66%79%87%85%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Hershey

As the spring sun transitions into summer, May in Hershey, United States, sees a notable surge in the UV Index, peaking at 10—a marked increase from the previous months. With an exposure category classified as very high, residents and visitors alike should be especially vigilant, as the burn time reduces to a swift 15 minutes. This trend continues into June and July, maintaining a UV Index of 10. Comparatively, the earlier months notably show a gradual increase, beginning with a moderate UV Index of 3 in January and escalating sharply to 9 in April. To safely enjoy the outdoors during May's intense sunlight, applying sunscreen and wearing protective clothing is essential. For more detailed information, visit Hershey UV Index.

Maximum UV Index Levels in Hershey for May

The chart shows the monthly maximum UV Index (UVI) for Hershey 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.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Hershey 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 Hershey

As spring blooms into summer, Hershey, Pennsylvania experiences a delightful surge in sunshine hours, culminating in an impressive 261 hours of sun in May. This month marks a significant increase from the previous months, particularly compared to the 243 hours recorded in April. This upward trend continues into June, where the sun generously graces the city for 313 hours, heralding the arrival of the warmest months. May not only invites residents to bask in the longer days but also sets the stage for vibrant outdoor activities, making it a cherished time of year in this sweet town.

Monthly Sunshine Duration in Hershey: May Highlighted

The May sunshine duration represents the total number of hours Hershey 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.
JanFebMarAprMayJunJulAugSepOctNovDec132h167h237h243h261h313h344h310h270h223h210h173h
Data source: Hershey May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Hershey During May

In Hershey, United States, the likelihood of sunny weather in May stands at 37%. This figure marks a slight increase compared to the winter months of January and February, where sunny chances drop to 34% and 26% respectively. As spring unfolds, March sees a notable rise to 52%, hinting at the potential for sunnier days ahead. However, the trend remains mixed, with April dropping to 42% before stabilizing in May. Looking ahead, the sunshine likelihood holds steady in June at 37%, suggesting that May stands right in the middle of a transition towards the sunnier summer months. While May may not be the sunniest, it certainly offers a promising mix of spring warmth and emerging sunshine.

Percentage of Sunny Days in May in Hershey

The chart illustrates the percentage of sunny days in Hershey 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 Hershey experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec34%27%52%42%37%37%48%36%49%35%53%31%
Data source: Hershey May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Hershey in May

As spring unfolds, Hershey, United States, witnesses a gradual increase in daylight that culminates in the vibrant month of May, where residents enjoy an impressive 14 hours of sunlight. This upward trend begins in January with just 9 hours and steadily climbs each month, reaching a delightful 11 hours by March and blossoming into 13 hours in April. This seasonal shift not only brightens the days but also invigorates the community, setting the stage for the long summer nights ahead. June, July, and August maintain this generous 14-hour daylight, before a gentle decline returns as autumn approaches, reminding us of nature's cyclical rhythm.

Average Daylight Hours in Hershey for May

The chart illustrates the variation in daylight duration in Hershey throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 39m10h 40m11h 58m13h 18m14h 25m14h 58m14h 40m13h 40m12h 24m11h 4m9h 55m9h 20m
Data source: Hershey daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Hershey

In Hershey, United States, the wind patterns take a noticeable dip come May. With an average speed of just 2.8 m/s (6 mph), May reveals a gentle breeze that contrasts with the slightly higher winds of earlier months like March and April. This decline marks the beginning of a gradual wind reduction that continues throughout the summer, peaking in July at only 2.1 m/s (5 mph). While springtime might have brought more invigorating gusts, May sets the stage for a calmer season ahead—inviting residents and visitors alike to enjoy the warmer days with less blustery interruption.

Average May Wind Speed in Hershey

The chart displays monthly wind speed patterns in Hershey, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.13.03.53.32.8 m/s2.42.12.02.72.62.92.9
Data source: Hershey May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Hershey Compares to Other Months

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

May and January present contrasting weather conditions, highlighting the transition from winter to late spring. In May, temperatures range from a minimum of 0°C (33°F) to a warm average of 17°C (64°F), with highs reaching up to 33°C (92°F). This month experiences considerable rainfall, averaging 125 mm (4.9 in) over about 14 days, resulting in 75% humidity. In stark contrast, January is markedly colder, with temperatures dipping to a minimum of -16°C (4°F) and an average of just 1°C (34°F), peaking at 20°C (68°F). The month sees less rainfall, with 68 mm (2.7 in) over 8 days, and a higher humidity level of 87%. For more detailed insights, check out Hershey weather in January.

When comparing the weather in May and February, it's clear that May offers a much warmer climate. While February's temperatures can dip as low as -17°C (2°F), May enjoys a comfortable average of 17°C (64°F) with a maximum reaching 33°C (92°F). February has a lower precipitation amount of 104 mm (4.1 in) over 12 days, compared to May's 125 mm (4.9 in) over 14 days, indicating a wetter but warmer springtime. Additionally, humidity levels are slightly higher in February at 85%, while May's humidity averages around 75%. For a deeper look at February's specific weather patterns, visit Hershey weather in February.

The weather in May is significantly warmer than in March, with temperatures averaging around 17°C (64°F) compared to March's cooler average of just 6°C (43°F). May can experience a wide range of temperatures, reaching a maximum of 33°C (92°F), while March's temperatures peak at 25°C (78°F). Precipitation is more frequent in May, with about 14 days of measurable rain totaling 125 mm (4.9 in), compared to March, which sees around 11 days of rain and 97 mm (3.8 in) of precipitation. Additionally, the humidity is slightly lower in May at 75%, versus 85% in March, making the early spring month feel a bit more damp and chilly. For more details, check out Hershey weather in March.

In comparing the weather of May and April, we see a noticeable shift towards warmer temperatures. May boasts an average temperature of 17°C (64°F), with highs reaching up to 33°C (92°F), whereas April has a lower average of 12°C (53°F) and max temperatures around 30°C (87°F). Precipitation levels in May are slightly higher at 125 mm (4.9 in) over 14 days, compared to April's 106 mm (4.2 in) over 12 days. Additionally, humidity is a bit lower in May at 75%, compared to April's 83%. For more details on temperature and precipitation patterns, you can check Hershey weather in April.

In May, temperatures range from a chilly 0°C (33°F) at night to a warm 33°C (92°F) during the day, with an average temperature of 17°C (64°F). The month sees significant precipitation, totaling 125 mm (4.9 in) over 14 days, contributing to a relatively high humidity level of 75%. In contrast, June brings milder temperatures with a minimum of 9°C (48°F), an average of 22°C (73°F), and a maximum of 35°C (95°F). Precipitation decreases to 95 mm (3.7 in) over 12 days, while humidity slightly lowers to 73%. For more details on June weather, consider visiting Hershey weather in June.

In comparing the weather between May and July, a distinct shift in temperature and humidity can be observed. May experiences a wider temperature range, with minimums dropping to 0°C (33°F) and maximums peaking at 33°C (92°F), accompanied by higher humidity at 75%. In contrast, July sees milder minimum temperatures of 14°C (58°F) and warmer average temperatures of 25°C (78°F), with maximums reaching 37°C (99°F). While precipitation levels remain relatively similar with May recording 125 mm (4.9 in) over 14 days and July slightly higher at 136 mm (5.4 in) over 12 days, July benefits from lower humidity at 65%, making it feel drier than May. For more detailed information on July weather, you can check Hershey weather in July.

May and August exhibit notable differences in weather patterns. While May starts with cooler temperatures ranging from a minimum of 0°C (33°F) to a maximum of 33°C (92°F), August typically feels warmer, with temperatures ranging from a minimum of 13°C (56°F) to a peak of 35°C (95°F). Precipitation levels are similar in both months, with May experiencing slightly more at 125 mm (4.9 in) compared to August's 122 mm (4.8 in), but both months have about 14 days of rainfall. Humidity is higher in May at 75%, whereas August sees a drop to 62%, making it feel less muggy. For more detailed information, check out Hershey weather in August.

In May, temperatures can vary significantly, with a minimum of 0°C (33°F) and a maximum of 33°C (92°F), leading to an average of around 17°C (64°F). This month also sees considerable precipitation, totaling 125 mm (4.9 in) over approximately 14 days, accompanied by a relatively high humidity of 75%. In contrast, September experiences milder temperatures, starting at a minimum of 5°C (41°F) and peaking at 34°C (94°F), which results in a warmer average of 21°C (69°F). Precipitation in September is slightly less at 113 mm (4.5 in) over about 10 days and features lower humidity levels at 66%. For more detailed information, check out the Hershey weather in September.

May and October present a contrasting yet mild climate, characterized by their temperature ranges and precipitation patterns. In May, temperatures start at a minimum of 0°C (33°F) and can peak at 33°C (92°F), with an average of 17°C (64°F). The month experiences about 125 mm (4.9 in) of rainfall over 14 days, alongside a humidity level of 75%. Conversely, October boasts slightly warmer minimum temperatures at 2°C (35°F) and an average of 15°C (59°F), with a maximum reaching 34°C (93°F). It receives a bit less rainfall at 106 mm (4.2 in) over approximately 10 days, and the humidity increases slightly to 79%. For a deeper dive into the weather specifics of October, you can check Hershey weather in October.

May and November present significantly different weather patterns. In May, temperatures range from a chilly 0°C (33°F) at night to a warm 33°C (92°F) during the day, with an average of 17°C (64°F). The month sees about 125 mm (4.9 in) of precipitation over 14 days, contributing to a relatively high humidity of 75%. In contrast, November is much cooler, with temperatures dipping as low as -7°C (20°F) at night and reaching a maximum of 24°C (76°F), averaging around 7°C (45°F). The month experiences less rainfall at 90 mm (3.5 in) across 8 days, accompanied by a higher humidity level of 87%. To explore more about the weather conditions in November, visit Hershey weather in November.

May and December present starkly contrasting weather patterns. In May, temperatures range from a minimum of 0°C (33°F) to a maximum of 33°C (92°F), with an average of 17°C (64°F) and a considerable amount of precipitation totaling 125 mm (4.9 in) over 14 days. The humidity sits at a moderate 75%. In contrast, December sees much colder temperatures, with a minimum of -12°C (11°F), an average of just 3°C (38°F), and a maximum of 18°C (64°F). Precipitation decreases to 92 mm (3.6 in) across 10 days, and humidity rises slightly to 85%. For more details about December weather in Hershey, you can visit Hershey weather in December.

Compare Hershey's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Hershey

As May unfolds in Hershey, it brings a refreshing change to the weather, transitioning from the cooler months to a pleasantly warm climate. With temperatures peaking at around 33°C (92°F), this month stands out for its high daytime warmth and relatively moderate average of 17°C (64°F), offering an inviting atmosphere for outdoor activities. However, May is also characterized by its increased precipitation, with rain gracing roughly half of the month, adding to the lush greenery in the area. The elevated humidity levels of 75% can make the warmth feel more pronounced, creating a unique blend of comfort and moisture. This contrast sets May apart from the more stable temperatures of summer and the chill of early spring. For a more detailed exploration of what to expect in Hershey, check out Hershey Climate.