May Weather in Chitose, Japan

Last updated: August 21, 2025

In May, Chitose, Japan, experiences a delightful transition into warmer weather, with maximum temperatures reaching up to 22°C (73°F) and an average of 11°C (52°F). The month is marked by frequent precipitation, accumulating to 83 mm (3.3 in) over approximately 10 days, creating a lush environment. Despite the rain, humidity remains high at 86%, contributing to a vibrant and refreshing atmosphere. This blend of temperate warmth and occasional showers makes May an enchanting time to explore the natural beauty of Chitose.

May Temperature in Chitose

In May, Chitose, Japan, witnesses a delightful transformation as winter's chill gives way to spring's warmth. With minimum temperatures rising to a mild 3°C (38°F) and average highs reaching a pleasant 22°C (73°F), this month marks a significant shift from the frosty depths of winter, where January and February hovered around -15°C (6°F). The gradual warming trend is evident; as temperatures rise, flowers bloom, and the region starts to bask in the gentle glow of longer daylight hours. By the end of May, average temperatures have notably climbed from April's 6°C (44°F) to 11°C (52°F), signaling the approach of summer. This period offers a perfect opportunity to enjoy Chitose's natural beauty, with inviting days and cool, refreshing evenings enhancing the overall experience of this scenic locale.

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

The chart illustrates May temperature patterns in Chitose, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chitose, May typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec262736435259677065554432
Data source: Temperature data for Chitose generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Chitose

In May, Chitose, Japan experiences a notable uptick in precipitation, accumulating 83 mm (3.3 in) over approximately 10 days of rain. This marks a gradual increase from the preceding months, where rainfall was 80 mm in April and 76 mm in March. As spring transitions into early summer, May's rainfall contributes to the region's lush greenery, setting the scene for the vibrant growth that follows in June, which sees a significant leap to 106 mm (4.2 in). Interestingly, the number of rainy days remains stable at 10, suggesting that while the total precipitation increases, it is likely spread over a consistent number of days, allowing for a balanced distribution of moisture essential for agriculture and the local ecosystem. As the month unfolds, this trend of increasing precipitation foreshadows the wetter summer months ahead, highlighting Chitose's climatic rhythm.

May Precipitation Trends in Chitose

The chart displays monthly precipitation patterns in Chitose, 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. In Chitose, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec3947768083106951681031248860
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Chitose

In Chitose, Japan, May marks a notable rise in humidity, reaching 86%, a slight increase from the 81% observed in the preceding months of March and April. This uptick signals the onset of a more humid season as the region transitions toward summer. As temperatures begin to climb, May's humidity sets the stage for the even wetter months ahead, with June and July peaking at 87% and 93%, respectively. Interestingly, while the humidity levels fluctuate throughout the year, a pattern emerges—post-spring months tend to witness a steady increase, culminating in the peak summer months of August, which experiences the highest humidity at 95%. The cyclical trend showcases how Chitose evolves through the seasons, with May serving as a clear harbinger of the hotter, more humid days to come.

May Average Humidity in Chitose

This chart illustrates the average monthly humidity levels in Chitose, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Chitose is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%83%81%81%86%87%93%95%88%83%79%80%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Chitose

As spring transitions into summer, Chitose, Japan, experiences a significant rise in the UV Index during May, peaking at 8, which falls into the very high exposure category. This is a notable increase from the previous months, where the UV Index ranged from a mild 2 in January to a more intense 7 in April. With a burn time of just 15 minutes, May serves as a reminder for residents and visitors alike to take sun safety seriously. This trend of increasing UV exposure continues into June and July, where the Index reaches its maximum, reinforcing the importance of sun protection strategies as the days grow warmer. For more detailed information about UV levels throughout the year, check out the Chitose UV Index.

Maximum UV Index Levels in Chitose for May

The chart shows the monthly maximum UV Index (UVI) for Chitose 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. In May, the maximum UV index in Chitose typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec23578109108532
Data source: Chitose 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 Chitose

As spring blossoms into summer, May shines brilliantly in Chitose, Japan, boasting an impressive 305 hours of sunshine. This month marks a noticeable peak following a steady increase since January, which began with a modest 146 hours. The trajectory is clear: from a gentle rise in March to a vibrant April, May encapsulates the essence of sunny days, fostering an inviting atmosphere. Following its radiant peak, the sunlight begins to gradually wane into June, yet with 302 hours still illuminating the paths. This trend not only highlights May's status as a seasonal pinnacle for sunshine but also beckons visitors to embrace the warmth and beauty of Chitose in full bloom.

Monthly Sunshine Duration in Chitose: May Highlighted

The May sunshine duration represents the total number of hours Chitose 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.
JanFebMarAprMayJunJulAugSepOctNovDec146h197h251h286h305h302h311h287h266h232h182h171h
Data source: Chitose May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Chitose During May

In Chitose, Japan, May marks a noticeable dip in the likelihood of sunny weather, with only a 26% chance of clear skies. This contrasts sharply with the preceding months, where the chances typically hover between 40% and 41%. Interestingly, June sees a return to more promising conditions, jumping to a 44% chance of sunshine. This trend suggests that while May may be less favorable for outdoor activities, the arrival of summer soon after brings renewed opportunities to bask in the sun. As such, those planning visits or outdoor adventures during this transitional month may want to keep a close eye on the weather forecasts.

Percentage of Sunny Days in May in Chitose

The chart illustrates the percentage of sunny days in Chitose 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 Chitose experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec40%36%40%41%26%44%34%28%40%38%45%46%
Data source: Chitose May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Chitose in May

In Chitose, Japan, the journey through the year reveals a captivating trend in daylight duration. Starting from a modest 9 hours in January, the days gradually lengthen, reaching 14 hours by May, as spring blossoms into full swing. This increase is particularly noticeable in April and May, where the daylight gains momentum, peaking in June at a dazzling 15 hours. As summer fades into fall, the daylight begins a gentle descent, decreasing to 12 hours in September and returning to 9 hours by November and December. This cyclical dance of light not only marks the change of seasons but also enriches the experiences of those who live in this beautiful region.

Average Daylight Hours in Chitose for May

The chart illustrates the variation in daylight duration in Chitose throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 24m10h 31m11h 56m13h 23m14h 38m15h 15m14h 56m13h 51m12h 27m11h 1m9h 44m9h 4m
Data source: Chitose daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Chitose

In Chitose, Japan, May brings a noticeable shift in the winds as the average speed drops to 3.8 m/s (8 mph), marking a transition from the slightly brisker conditions of early spring. Following a consistent wind pattern in March and April, where speeds hovered around 4.4 m/s (10 mph), May suggests a gentle easing as warmer temperatures set in. This softer breeze continues into the summer months, with June recording a further decline to 3.1 m/s (7 mph). Despite this lull, November sees a resurgence, returning to 4.4 m/s (10 mph), highlighting a seasonal rhythm that balances gentle spring air against the crispness of late autumn. Overall, May stands out as a month of tranquil winds, inviting a serene shift towards the vibrant summer ahead.

Average May Wind Speed in Chitose

The chart displays monthly wind speed patterns in Chitose, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.24.34.44.43.8 m/s3.13.23.43.93.74.44.2
Data source: Chitose May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Chitose Compares to Other Months

Weather in Chitose varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Chitose, focusing on differences in temperature, rainfall, humidity, and UV levels.

In May, the weather begins to warm up significantly, with temperatures ranging from a chilly 3°C (38°F) at night to a pleasant 22°C (73°F) during the day, averaging around 11°C (52°F). This month experiences about 83 mm (3.3 in) of precipitation over approximately 10 days, coupled with a high humidity level of 86%. In contrast, January is characterized by much colder conditions, with temperatures dipping as low as -15°C (6°F), averaging -3°C (26°F), and peaking at just 8°C (47°F). With only 39 mm (1.5 in) of precipitation across 8 days, January maintains a slightly lower humidity of 84%. For more specific details on January weather, you can check out Chitose weather in January.

In comparing the weather between May and February, it is evident that May experiences a significant warming trend. With temperatures ranging from a minimum of 3°C (38°F) to a maximum of 22°C (73°F), the average temperature of 11°C (52°F) provides a much more pleasant climate compared to February's chilly conditions, which see temperatures plummet to a minimum of -15°C (6°F) and an average of -3°C (27°F). Additionally, May is wetter, with 83 mm (3.3 in) of precipitation over 10 days, while February only receives 47 mm (1.8 in) across 8 days. Humidity levels are fairly comparable, with May at 86% and February at 83%. For a more detailed look at February conditions, you can refer to Chitose weather in February.

In comparing the weather of May and March, May presents a significantly milder climate, with average temperatures ranging from a minimum of 3°C (38°F) to a maximum of 22°C (73°F). In contrast, March is still quite chilly, featuring temperatures that can drop to -11°C (13°F) and an average of just 2°C (36°F). Although both months experience precipitation, March sees slightly less, with 76 mm (3.0 in) over 9 days compared to May’s 83 mm (3.3 in) over 10 days. Humidity is also higher in May at 86%, compared to 81% in March, adding to the overall comfort of late spring compared to the lingering chill of early spring. For more detailed information about March weather, you can visit Chitose weather in March.

In comparing the weather between April and May, it is evident that May brings warmer temperatures, with a minimum of 3°C (38°F) and an average of 11°C (52°F), compared to April's chilling minimum of -2°C (29°F) and average of 6°C (44°F). Additionally, May's maximum temperature reaches up to 22°C (73°F), significantly higher than April's peak of 17°C (62°F). Precipitation is quite similar, with May experiencing 83 mm (3.3 in) over 10 days, slightly more than April's 80 mm (3.1 in) over 11 days. Humidity also increases in May to 86%, compared to April's 81%. For a more detailed view, you can check Chitose weather in April.

In May, temperatures range from a chilly minimum of 3°C (38°F) to a pleasant maximum of 22°C (73°F), with an average of 11°C (52°F). The month sees around 83 mm (3.3 in) of precipitation over approximately 10 days, and humidity is fairly high at 86%. In contrast, June experiences slightly warmer temperatures, with a minimum of 7°C (45°F) and a maximum of 24°C (75°F), averaging 15°C (59°F). Precipitation increases to 106 mm (4.2 in) over the same number of rainy days, while humidity remains similar at 87%. For more detailed information about June weather, check Chitose weather in June.

In May, the weather is generally cooler and more moderate, with temperatures ranging from a chilly minimum of 3°C (38°F) to a pleasant maximum of 22°C (73°F). The month experiences an average temperature of 11°C (52°F), with 83 mm (3.3 in) of precipitation spread over 10 days and a humidity level of 86%. In contrast, July brings a significant rise in temperatures, featuring a minimum of 11°C (52°F) and reaching as high as 30°C (86°F), with an average temperature of 19°C (67°F). This month also sees increased precipitation, totaling 95 mm (3.7 in) over 13 days, accompanied by higher humidity at 93%. For more detailed information, visit Chitose weather in July.

In May, temperatures in Chitose range from a cool minimum of 3°C (38°F) to a pleasant maximum of 22°C (73°F), with an average of 11°C (52°F). The month sees around 83 mm (3.3 in) of precipitation spread over approximately 10 days, along with a relative humidity of 86%. In contrast, August brings significantly warmer temperatures, with minimums of 13°C (55°F) and maximums reaching up to 29°C (84°F), averaging 21°C (70°F). However, this month also experiences increased precipitation at 168 mm (6.6 in) over 13 days and higher humidity levels at 95%. For more detailed information, you can check Chitose weather in August.

May and September present distinct weather patterns, highlighting the transition from spring to autumn. In May, temperatures range from a cool minimum of 3°C (38°F) to a pleasant maximum of 22°C (73°F), with an average around 11°C (52°F). The month sees about 83 mm (3.3 in) of precipitation over 10 days, accompanied by high humidity at 86%. In contrast, September experiences warmer conditions, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 27°C (80°F) and an average of 18°C (65°F). However, it also features slightly higher rainfall, totaling 103 mm (4.0 in) over 13 days, alongside a marginally increased humidity level of 88%. For a deeper dive into September’s weather specifics, visit Chitose weather in September.

When comparing the weather in May and October, both months exhibit similar minimum temperatures, starting at around 3°C (38°F). However,October sees a slightly higher average temperature of 13°C (56°F) compared to May’s 11°C (52°F), and can reach maximums of 24°C (75°F) versus May's 22°C (73°F). Additionally, October experiences increased precipitation, totaling 124 mm (4.9 in) over 11 days, while May has 83 mm (3.3 in) over 10 days. Despite these differences, both months maintain relatively high humidity levels, with May at 86% and October slightly lower at 83%. For more details on October's weather, you can check Chitose weather in October.

May and November present contrasting weather patterns, each reflecting the transition between seasons. In May, temperatures range from a minimum of 3°C (38°F) to a pleasant maximum of 22°C (73°F), with an average of 11°C (52°F). The month experiences about 83 mm (3.3 in) of precipitation over approximately 10 days, accompanied by high humidity levels at 86%. In contrast, November brings cooler temperatures, with a minimum of -5°C (23°F) and a maximum of 17°C (63°F), averaging 7°C (44°F). The precipitation in November is slightly higher at 88 mm (3.5 in) over the same number of rainy days, but humidity drops to 79%. For a more detailed view of November’s weather, you can check Chitose weather in November.

In May, the weather is notably milder, with temperatures ranging from a minimum of 3°C (38°F) to a maximum of 22°C (73°F), giving an average of 11°C (52°F). The month also experiences a higher level of precipitation, averaging 83 mm (3.3 in) over about 10 rainy days, combined with a high humidity level of 86%.

In contrast, December brings significantly colder temperatures, with lows dropping to -12°C (11°F) and highs reaching only up to 14°C (57°F), averaging around 0°C (32°F). The total precipitation in December is lower at 60 mm (2.4 in), spread across approximately 13 days, with a slightly lower humidity of 80%. For more detailed information on December weather, visit Chitose weather in December.

Compare Chitose's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Chitose

As May graces Chitose, the weather begins to transition from the crisp chill of winter to the milder embrace of spring. Average temperatures rise, offering balmy days and cooler nights, making it a vibrant time to explore the budding landscapes. While precipitation is somewhat frequent, with about 10 rainy days, the overall wetness is less intense than the summer months that follow. The high humidity, coupled with the gentle warmth, creates a refreshing atmosphere, significantly distinguishing May's climate from both the chilly depths of winter and the warmer, drier summer. For further details on the weather patterns throughout the year, visit Chitose Climate.