May Weather in Florence, United States

Last updated: February 24, 2025

In May, the weather in Florence, United States showcases a delightful transition into warmer days, with maximum temperatures reaching up to 29°C (84°F) and a comfortable average of 13°C (55°F). However, early mornings can be brisk, dipping to a minimum of 4°C (39°F). This month sees 59 mm (2.3 in) of precipitation spread over 9 days, contributing to the region's lush landscape. With an average humidity of 83%, the air is pleasantly moist, creating an inviting atmosphere for both residents and visitors to enjoy the beauty of spring in Florence.

May Temperature in Florence

In May, Florence, United States, experiences a delightful transition into warmer weather, with temperatures registering a minimum of 4°C (39°F) and peaking at a comfortable 29°C (84°F). The average temperature rises to a pleasant 13°C (55°F), signaling the onset of springtime warmth and longer days. This month marks a significant increase from April, showcasing a steady upward trend as the region shakes off the chill of winter. As residents and visitors alike bask in the growing sunshine, outdoor activities flourish in this vibrant atmosphere, making May a cherished time to enjoy Florence's charming landscapes and lively culture.

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

The chart illustrates May temperature patterns in Florence, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec464447515559626361544945
Data source: Temperature data for Florence 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 Florence

In Florence, May marks a notable shift in precipitation patterns, as the region experiences a dramatic decrease in rainfall compared to earlier months. With only 59 mm (2.3 in) of rain recorded over 9 days, May stands out as one of the driest months in the year, following the wetter spells of April and preceding the dry heat of summer. This decline in precipitation sets the stage for a tranquil transition into June, where rainfall dwindles further to 51 mm (2.0 in) over just 7 days. The pattern of reduced rainfall in May, alongside fewer rainy days, reflects a clear trend towards drier conditions, typical for the onset of summer in the region.

May Precipitation Trends in Florence

The chart displays monthly precipitation patterns in Florence, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2012121511265951345997179225
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Florence

In Florence, United States, May marks a transition in humidity levels as the year progresses. With an average humidity of 83%, May retains a similar moisture level as the preceding months, hinting at a persistence of spring's dampness before the heat of summer sets in. As the year unfolds, a notable decline in humidity becomes evident, with July and August seeing a drop to 78% and 67%, respectively. This trend illustrates a shift towards a drier climate as the summer season approaches. Interestingly, the humidity begins to surge again in the fall and winter months, with November and December reaching a high of 87%, reinforcing Florence's characteristic dampness during cooler weather. Overall, May serves as a bridge between sustained spring humidity and the drier summer air, illustrating the dynamic climatic shifts in the region.

May Average Humidity in Florence

This chart illustrates the average monthly humidity levels in Florence, 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.
JanFebMarAprMayJunJulAugSepOctNovDec84%85%86%83%83%83%78%67%66%77%87%87%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Florence

As May rolls into Florence, the UV Index soars to 10, marking a shift into very high exposure levels and reducing burn time to a mere 15 minutes. This significant increase from April's 7 indicates that sun safety measures are more crucial than ever. Following the steady climb throughout the earlier months, May signals the peak of the sun's intensity, paralleling the trends seen in June and July. As the summer approaches, residents and visitors should stay vigilant, applying sunscreen and seeking shade to protect their skin from the powerful rays of the sun. For more insights on managing UV exposure, visit Florence UV Index.

Maximum UV Index Levels in Florence for May

The chart shows the monthly maximum UV Index (UVI) for Florence 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.
JanFebMarAprMayJunJulAugSepOctNovDec246710101098532
Data source: Florence 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 Florence

May brings a delightful surge in sunshine to Florence, United States, showcasing 298 hours of bright, sunny days. This marks a significant leap from the previous months, illustrating a clear trend of increasing daylight as spring transitions into summer. Following the gradual climb from 206 hours in March and 239 hours in April, May's sunny disposition is part of a persistent upward trajectory that continues into June, where residents can bask in 330 hours. This seasonal shift not only enhances outdoor activities but also sets the stage for the full splendor of summer, inviting locals and visitors alike to enjoy the beauty and warmth of Florence.

Monthly Sunshine Duration in Florence: May Highlighted

The May sunshine duration represents the total number of hours Florence 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.
JanFebMarAprMayJunJulAugSepOctNovDec93h130h206h239h298h330h369h339h274h221h149h119h
Data source: Florence May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Florence During May

In Florence, the odds of enjoying sunny weather in May are moderately promising, with a 35% chance of clear skies. While this figure marks a slight dip from April's 51%, it aligns with the overall trend of increasing sunshine as spring transitions into summer. May's likelihood of sun is contrasted by the more favorable percentages found in the height of summer, particularly in July and August, where sunny days flourish around 57% and 54%, respectively. As the seasons change, the comfort of more frequent sunshine beckons Florentines out into the vibrant outdoors, making May a delightful month despite the occasional cloud.

Percentage of Sunny Days in May in Florence

The chart illustrates the percentage of sunny days in Florence 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 Florence experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec18%17%38%51%35%46%57%54%54%29%18%14%
Data source: Florence May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Florence in May

As spring blossoms into summer in Florence, United States, the daylight duration experiences a notable increase, peaking in June with a luxurious 15 hours of sunshine. In May, the days stretch to 14 hours, a significant rise from the 13 hours seen in April. This trend showcases the gradual lengthening of daylight from January's modest 9 hours, building momentum through the months. July holds onto the summer sunshine with an equal duration, before gradually tapering off in August and descending to 10 hours by October. The rhythmic ebb and flow of daylight not only marks the transition of seasons but also invites Florentines to relish more time outdoors as warmer days approach.

Average Daylight Hours in Florence for May

The chart illustrates the variation in daylight duration in Florence throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 19m10h 29m11h 58m13h 28m14h 45m15h 23m15h 2m13h 53m12h 26m10h 56m9h 37m8h 56m
Data source: Florence daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Florence

In May, Florence enjoys a gentle breath of air as the average wind speed measures 3.6 m/s (8 mph), maintaining the steadiness seen in previous months. This slight uptick from April's calm 3.2 m/s (7 mph) heralds the arrival of warmer days, though it's still a far cry from the summer peak observed in July, which sees a notable increase to 4.1 m/s (9 mph). Overall, May's winds strike a harmonious balance, offering pleasant breezes that complement the blossoming landscapes, while the early transitions into hotter months remind us of nature's rhythmic patterns. As the year progresses, shifts in wind speed reflect both seasonal changes and the ebb and flow of Florentine life, creating an inviting atmosphere for outdoor pursuits.

Average May Wind Speed in Florence

The chart displays monthly wind speed patterns in Florence, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.13.73.63.23.6 m/s3.34.13.53.43.53.94.0
Data source: Florence May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Florence Compares to Other Months

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

May and January present stark contrasts in weather patterns. In May, temperatures range from a chilly 4°C (39°F) to a warm 29°C (84°F), with an average of 13°C (55°F). The month experiences moderate rainfall of 59 mm (2.3 in) over about 9 days, accompanied by a humidity level of 83%. In contrast, January is much colder, with temperatures ranging from a low of -5°C (23°F) to a high of 15°C (59°F) and an average of 8°C (46°F). This month sees significantly more precipitation, tallying 201 mm (7.9 in) spread across 16 days, with a humidity level very similar at 84%. For a deeper look into January weather specifics, you can check out Florence weather in January.

When comparing the weather in May and February, we see significant differences in both temperature and precipitation. May boasts milder temperatures, with a minimum of 4°C, an average of 13°C, and a maximum reaching 29°C, whereas February experiences colder conditions, with a minimum of -4°C and an average of only 7°C. Additionally, February is much wetter, receiving a total of 212 mm of precipitation over 17 days, compared to May's 59 mm over just 9 days. Despite the slightly higher humidity in February at 85% compared to May's 83%, the overall climate in May is warmer and generally drier. For more detailed information, you can check Florence weather in February.

In comparing the weather between March and May, it’s clear that May brings more moderate temperatures with a minimum of 4°C (39°F) and an average of 13°C (55°F), peaking at a comfortable 29°C (84°F). In contrast, March is cooler, experiencing temperatures that range from a minimum of -1°C (31°F) to an average of 8°C (47°F), with a maximum of 23°C (74°F). Moreover, March sees significantly higher precipitation, with 150 mm (5.9 in) over 16 days compared to May's 59 mm (2.3 in) over just 9 days. This makes March quite a wetter month, although humidity levels are fairly similar, with March at 86% and May at 83%. For more details, you can check Florence weather in March.

In comparing the weather of April and May, we see significant differences in temperature and precipitation patterns. May experiences warmer temperatures, with a minimum of 4°C (39°F) and an average of 13°C (55°F), while April's temperatures range from a minimum of 1°C (34°F) to an average of 10°C (51°F). Although both months have high humidity levels of 83%, April is notably wetter, receiving 126 mm (5.0 in) of rain over 13 days compared to May's 59 mm (2.3 in) over just 9 days. For more details on April weather specifics, you can visit Florence weather in April.

May and June weather exhibit some notable differences. In May, temperatures range from a minimum of 4°C (39°F) to a maximum of 29°C (84°F), with an average of 13°C (55°F). The month sees about 59 mm (2.3 in) of rainfall over 9 days, while humidity levels remain fairly high at 83%. In contrast, June offers slightly warmer conditions, with temperatures ranging from a minimum of 6°C (43°F) to a maximum of 34°C (93°F), averaging around 15°C (59°F). June experiences a decrease in precipitation, with only 51 mm (2.0 in) falling across 7 days, but maintains the same humidity level of 83%. For more specifics about June weather, check out Florence weather in June.

In May, the weather features a low of 4°C (39°F) and an average temperature of 13°C (55°F), with maximum temperatures peaking at 29°C (84°F). This month experiences significant precipitation, averaging 59 mm (2.3 in) over about 9 days, alongside a high humidity level of 83%. In comparison, July brings warmer conditions with a minimum temperature of 9°C (48°F) and an average of 17°C (62°F), while still reaching the same maximum of 29°C (84°F). Remarkably, July sees little to no precipitation, recording just 3 mm (0.1 in) across 0 days, and features slightly lower humidity at 78%. For more details on summer weather conditions, check out Florence weather in July.

The weather in May and August displays notable differences in temperature and precipitation patterns. In May, temperatures range from a cool 4°C (39°F) to a warm 29°C (84°F), with an average of 13°C (55°F). This month also sees significant rainfall, with 59 mm (2.3 in) of precipitation over 9 days and high humidity at 83%.

In contrast, August offers much warmer conditions, with minimum temperatures of 9°C (48°F) and maximums reaching up to 34°C (93°F). The average temperature in August is a pleasant 17°C (63°F), but the month boasts minimal precipitation, with only 4 mm (0.2 in) and no rainy days, leading to a lower humidity level of 67%. For more detailed insights, you can check Florence weather in August.

In May, the weather is characterized by a wider range of temperatures, with minimums dipping to 4°C (39°F) and daytime highs reaching up to 29°C (84°F). The average temperature stands at 13°C (55°F), and this month tends to be humid, with an average humidity of 83% and precipitation occurring on about 9 days. In contrast, September offers warmer conditions overall, with a minimum temperature of 6°C (43°F), an average of 16°C (61°F), and maximums soaring to 35°C (95°F). While the total precipitation is similar at 58 mm (2.3 in), it falls over fewer days, averaging around 6 days, resulting in a lower humidity of 66%. For those interested in more detailed weather patterns, you can check the link: Florence weather in September.

May and October exhibit distinct weather patterns, reflecting the transition into and out of warmer seasons. In May, temperatures range from a minimum of 4°C (39°F) to a maximum of 29°C (84°F), with an average temperature of 13°C (55°F). The month experiences about 59 mm (2.3 in) of precipitation over 9 days, coupled with relatively high humidity at 83%. In contrast, October sees slightly cooler temperatures, with a minimum of 2°C (36°F) and a maximum of 26°C (79°F), while maintaining an average of 12°C (55°F). Rainfall increases in this month, totaling 97 mm (3.8 in) over 10 days, although humidity decreases to 77%. For a deeper look at October weather, you can visit Florence weather in October.

May and November present quite contrasting weather patterns. In May, temperatures typically range from a cool 4°C (39°F) to a pleasant 29°C (84°F), with an average of 13°C (55°F) and relatively low precipitation of 59 mm (2.3 in) over about 9 days. The humidity is moderate at 83%. In contrast, November brings colder temperatures, with lows reaching -1°C (30°F) and a maximum of 19°C (66°F), averaging around 10°C (49°F). Precipitation increases significantly to 179 mm (7.0 in) across approximately 15 days, accompanied by slightly higher humidity at 87%. For more details, check out Florence weather in November.

In comparing the weather of May and December, notable differences emerge. May typically enjoys milder temperatures, ranging from a minimum of 4°C (39°F) to a maximum of 29°C (84°F), with an average of 13°C (55°F). In contrast, December experiences colder conditions, with temperatures dipping as low as -1°C (30°F) and averaging 7°C (45°F), peaking at 16°C (61°F). Additionally, precipitation varies significantly; May sees 59 mm (2.3 in) over 9 days, while December receives substantially more at 225 mm (8.9 in) spread across 19 days. Humidity levels remain relatively similar, hovering around 83% in May and slightly higher at 87% in December. For more specific insights into December's climate, you can check Florence weather in December.

Compare Florence's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Florence

As spring transitions into summer, May in Florence delivers a delightful contrast to the chill of earlier months. With milder temperatures and a notable increase in warmth, this month sees a leap towards more inviting weather, with warmth enveloping the region and enticing residents and visitors alike. However, the occasional rainfall keeps the landscape lush and vibrant, complementing the scenic beauty of Florence. The higher humidity levels add a touch of softness to the air, making outdoor activities all the more enjoyable. Embrace the enchantment of May as it warmly welcomes the joy of spring. For a deeper dive into the weather patterns throughout the year, check out the full details at Florence Climate.