May Weather in Toba, Japan

Last updated: August 21, 2025

In May, Toba, Japan, awakens with a vibrant climate characterized by warm temperatures and moderate humidity. Daily highs can reach up to 29°C (84°F), while the average temperature settles comfortably at 20°C (68°F). Nights are mild, with lows dipping to 10°C (51°F). However, expect a fair amount of rain, totaling 169 mm (6.6 in) over approximately 12 days, contributing to the region's lush landscapes. With humidity levels hovering around 83%, May in Toba offers a refreshing yet somewhat sticky ambiance, an invitation for visitors to embrace the natural beauty and cultural experiences this coastal gem has to offer.

May Temperature in Toba

In May, Toba, Japan, ushers in a stunning transition to warmer weather, characterized by mild temperatures that set the stage for the coming summer. With a minimum of 10°C (51°F) and a delightful average of 20°C (68°F), the city experiences a refreshing rise compared to earlier months. The maximum temperature reaches a pleasant 29°C (84°F), providing an inviting atmosphere for outdoor activities and exploration. This month marks a significant increase in warmth, showcasing a steady trend from the cooler spring months and heralding the sultry summer just around the corner. Visitors can look forward to vibrant hues of nature awakening, making it an ideal time to enjoy Toba's scenic beauty.

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

The chart illustrates May temperature patterns in Toba, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Toba, 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).
JanFebMarAprMayJunJulAugSepOctNovDec454653606873818478695950
Data source: Temperature data for Toba 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 Toba

In May, Toba, Japan, experiences a notable uptick in precipitation, with an impressive 169 mm (6.6 in) of rain spread over 12 days. This increase marks a significant leap from the preceding months, as both March and April recorded lower totals of 150 mm (5.9 in) and 138 mm (5.4 in), respectively. The onset of May signals a transition into a wetter season, paving the way for June's even heavier rainfall of 239 mm (9.4 in). The overall trend reflects Toba's shift towards more consistent downpours in late spring, creating lush landscapes and vibrant greenery. As the days grow longer, the increased precipitation not only enhances the region’s natural beauty but also sets the stage for the approaching summer rains.

May Precipitation Trends in Toba

The chart displays monthly precipitation patterns in Toba, 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 Toba, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec54591501381692392781712383897175
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Toba

In Toba, Japan, May marks a significant transition in humidity, as levels rise to 83%. This increase follows a slight dip in April, emphasizing a return to the more humid conditions characteristic of the approaching summer months. While January's humidity starts high at 82%, it gradually declines until March, only to surge back again in May, setting the stage for the summer's peak humidity in June, which reaches 87%. This upward trend reflects Toba's climate characteristics, where humidity remains relatively stable through spring and into the hotter months, creating a rich, lush environment that the region is known for.

May Average Humidity in Toba

This chart illustrates the average monthly humidity levels in Toba, 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 Toba is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%79%74%76%83%87%93%91%87%85%83%83%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Toba

As May approaches in Toba, Japan, the UV Index reaches an extreme 11, signaling a significant uptick in sun intensity. This marks a stark contrast to the conditions seen in earlier months, where the UV Index hovered around moderate to very high levels. The transition from April's UV Index of 10 to May's extreme rating illustrates the growing need for sun safety, as the burn time shrinks to just 10 minutes. Residents and visitors alike should take extra precautions during this month, using protective clothing and sunscreen to safeguard against harmful UV rays. It's essential to stay informed and vigilant as the summer months approach. For more detailed information on UV levels, visit Toba UV Index.

Maximum UV Index Levels in Toba for May

The chart shows the monthly maximum UV Index (UVI) for Toba 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 Toba typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec458101111121110754
Data source: Toba 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 Toba

In Toba, Japan, the month of May shines brightly with an impressive 290 hours of sunshine, marking it as one of the sunniest times of the year. This increase in daylight follows a steady climb from January's 189 hours, highlighting the gradual warming and lengthening of days as spring unfolds. The trend continues into April with 281 hours, paving the way for the full bloom of summer in the following months. Interestingly, August peaks with 314 hours, showcasing Toba's vibrant summer atmosphere. Overall, the data reveals a fascinating pattern where sunshine hours steadily rise from winter into late spring, providing a delightful backdrop for outdoor adventures and serene moments by the sea.

Monthly Sunshine Duration in Toba: May Highlighted

The May sunshine duration represents the total number of hours Toba 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.
JanFebMarAprMayJunJulAugSepOctNovDec189h236h267h281h290h267h265h314h250h224h239h230h
Data source: Toba May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Toba During May

In Toba, Japan, May marks a notable dip in sunny weather probability, with only a 29% chance of experiencing clear skies. This is a significant decline from the earlier months, where sunny days were more promising, peaking at 59% in January. As spring transitions into summer, the chance of sunshine continues to fluctuate, with June falling to 24%. This trend suggests that while early spring enjoys relatively bright conditions, May tends to welcome more variable weather before the summer season truly sets in. Thus, those planning visits in May should prepare for a mix of sun and clouds, embracing the beauty of Toba's scenery regardless of the forecast.

Percentage of Sunny Days in May in Toba

The chart illustrates the percentage of sunny days in Toba 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 Toba experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec59%58%47%48%29%24%33%29%27%53%61%71%
Data source: Toba May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Toba in May

In Toba, Japan, the daylight duration begins to increase noticeably in March, blossoming into the vibrant months of April and May where it reaches a consistent 13 hours. This period marks a delightful transition into the longer daylight of June and July, which enjoy 14 hours of sunlight, perfect for outdoor activities and appreciating the beautiful coastal scenery. As summer wanes, the daylight gradually recedes, slipping down to 12 hours in September and further tapering off to 10 hours by November. This rhythm of changing daylight reveals the cyclical nature of Toba's seasons, offering both residents and visitors a rhythmic dance of light throughout the year.

Average Daylight Hours in Toba for May

The chart illustrates the variation in daylight duration in Toba throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 7m10h 55m11h 58m13h 2m13h 57m14h 24m14h 10m13h 23m12h 21m11h 17m10h 21m9h 52m
Data source: Toba daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Toba

As spring transitions into summer, Toba, Japan, experiences a noticeable decline in wind speed during May, averaging just 3.8 m/s (8 mph). This marks a continuation of the gentle breeze trend that began in April, when winds were slightly stronger at 4.7 m/s (11 mph). Following the consistent breezy conditions of winter, where speeds hovered around 4.8 m/s (11 mph), May signals a shift towards calmer days that precede the warmer months. The gradual decrease in wind speed into June, dipping further to 3.1 m/s (7 mph), suggests that Toba's weather is softening, making it an inviting destination for those looking to enjoy serene outdoor activities amidst the picturesque coastal scenery.

Average May Wind Speed in Toba

The chart displays monthly wind speed patterns in Toba, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.94.84.84.73.8 m/s3.12.63.93.54.24.34.9
Data source: Toba May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Toba Compares to Other Months

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

May and January present stark contrasts in weather, with May showcasing warmer temperatures and higher humidity. In May, temperatures range from a minimum of 10°C (51°F) to a maximum of 29°C (84°F), averaging around 20°C (68°F). In contrast, January's chilly climate sees temperatures dipping as low as 0°C (32°F) and only reaching a maximum of 17°C (64°F), with an average of just 7°C (46°F). While May is marked by significant precipitation of 169 mm (6.6 in) across 12 days, January is relatively dry, accumulating only 54 mm (2.1 in) over 5 days. The humidity remains fairly consistent between the two months, with May at 83% and January at 82%. For more detailed insights into January weather, you can check Toba weather in January.

May and February present stark contrasts in weather conditions. In May, temperatures range from a mild 10°C (51°F) at night to a warm 29°C (84°F) during the day, with an average temperature of 20°C (68°F). This month experiences significant rainfall, with 169 mm (6.6 in) over 12 days, contributing to a high humidity level of 83%. In contrast, February offers cooler temperatures, with a minimum of 0°C (32°F) and a maximum of 21°C (69°F), resulting in an average of just 8°C (47°F). It is also drier, with only 59 mm (2.3 in) of precipitation spread over 5 days and a slightly lower humidity of 79%. For more details, you can check the Toba weather in February.

When comparing the weather in May and March, it’s clear that May tends to be warmer and more humid. In March, temperatures range from a low of 3°C (38°F) to a high of 23°C (74°F), with an average of 12°C (53°F). In contrast, May boasts a minimum temperature of 10°C (51°F) and can reach up to 29°C (84°F) on warmer days, giving it an average temperature of 20°C (68°F). Additionally, while both months experience considerable rainfall, May has slightly higher precipitation levels at 169 mm (6.6 in) over 12 days compared to March's 150 mm (5.9 in) across 10 days. The humidity also increases in May, averaging 83% compared to 74% in March. For more specific details about March weather, you can check the link: Toba weather in March.

In comparison to April, May exhibits a notable increase in temperature, with average highs reaching 29°C (84°F) compared to April’s maximum of 25°C (77°F). The minimum temperatures also rise, from 5°C (41°F) in April to 10°C (51°F) in May. Additionally, May experiences higher humidity levels at 83%, compared to April's 76%. Precipitation is slightly more frequent in May with 169 mm (6.6 in) over 12 days, whereas April sees 138 mm (5.4 in) across 10 days. For more detailed information, visit Toba weather in April.

In comparing the weather between May and June, we see a notable increase in temperature and humidity. May experiences an average temperature ranging from a cool 10°C (51°F) at night to a warm 29°C (84°F) during the day, while June warms up with minimum temperatures at 16°C (60°F) and maximums reaching 32°C (90°F). Additionally, June brings more precipitation, totaling 239 mm (9.4 inches) over 15 days compared to May's 169 mm (6.6 inches) across 12 days. Humidity levels also rise slightly from 83% in May to 87% in June, making the latter month feel more tropical. For more detailed information on June weather, check out Toba weather in June.

May and July exhibit distinctly different weather patterns, reflecting a transition from spring to summer. In May, temperatures range from a pleasant minimum of 10°C (51°F) to a maximum of 29°C (84°F), with an average of 20°C (68°F). Rain is frequent, with 169 mm (6.6 in) of precipitation over 12 days and a humidity level of 83%. In contrast, July experiences much warmer temperatures, with a minimum of 21°C (70°F) and a maximum soaring to 37°C (99°F), averaging 27°C (81°F). The month also sees increased rainfall, totaling 278 mm (10.9 in) over 20 days, contributing to a higher humidity of 93%. For more details on July weather, you can check Toba weather in July.

May and August present contrasting weather patterns. In May, temperatures range from a cool 10°C (51°F) at night to a pleasant 29°C (84°F) during the day, with an average of 20°C (68°F). However, it experiences notable precipitation, with 169 mm (6.6 inches) spread across 12 days and high humidity at 83%. In contrast, August brings much warmer conditions, with minimum temperatures starting at 23°C (74°F) and peaking at a scorching 38°C (100°F), averaging 29°C (84°F). Despite slightly higher precipitation at 171 mm (6.7 inches) over 15 days, the humidity climbs to 91%, making the air feel even more oppressive. For more details on August weather, visit Toba weather in August.

May and September present distinct weather patterns, with May offering milder temperatures ranging from a minimum of 10°C (51°F) to a maximum of 29°C (84°F), along with an average temperature of 20°C (68°F). However, it also experiences significant rainfall, totaling 169 mm (6.6 in) over about 12 days, accompanied by a humidity level of 83%. In contrast, September sees warmer temperatures with a minimum of 18°C (65°F) and a maximum of 34°C (93°F), averaging at 25°C (78°F). This month experiences even higher precipitation at 238 mm (9.4 in) across 19 days, paired with a slightly higher humidity of 87%. For more detailed insights, check out Toba weather in September.

May and October share similar average temperatures, both hovering around 20°C (68°F). However, May features slightly warmer days, with maximum temperatures reaching up to 29°C (84°F), while October often sees a peak of 30°C (85°F). Precipitation is notable in both months, but October receives significantly more rainfall, totaling 389 mm (15.3 in) over 15 days compared to May's 169 mm (6.6 in) across 12 days. Additionally, humidity levels are slightly higher in October at 85%, compared to May's 83%. For more detailed insights on October weather, you can check Toba weather in October.

May and November present distinctly different weather profiles. In May, temperatures range from a mild 10°C (51°F) to a warm 29°C (84°F), with an average of 20°C (68°F). This month experiences significant precipitation, accumulating 169 mm (6.6 in) over approximately 12 days, resulting in a humid atmosphere with 83% humidity. In contrast, November sees cooler temperatures, with a minimum of 6°C (43°F) and a maximum of 23°C (74°F), averaging 15°C (59°F). Precipitation in November is much lighter, totaling 71 mm (2.8 in) spread across about 7 days, while humidity remains steady at 83%. For more detailed information about Toba's November weather, you can visit Toba weather in November.

May and December present contrasting weather patterns ideal for different activities. In May, the temperatures range from a minimum of 10°C (51°F) to a maximum of 29°C (84°F), with an average of 20°C (68°F), creating a warm and pleasant atmosphere. However, it also brings significant rainfall, totaling 169 mm (6.6 in) over 12 days, while maintaining a high humidity level of 83%. In contrast, December features colder temperatures, with a minimum of 2°C (36°F) and a maximum of 22°C (71°F), averaging at 10°C (50°F), and significantly less precipitation at 75 mm (2.9 in) over 8 days. This cooler month retains the same humidity level of 83%, but the overall climate is much drier than in May. For more detailed insights, visit Toba weather in December.

Compare Toba's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Toba

As May unfolds in Toba, the weather signals a delightful transition from the cooler months to the warmth of early summer. Temperatures rise, offering a pleasant average of 20°C, with maximums reaching up to 29°C, creating an inviting atmosphere for outdoor activities. While rain is still a frequent guest, with about 12 days of precipitation accounting for 169 mm, the humidity remains high at 83%, nurturing the lush greenery of the region. This unique blend of warmth and moisture sets May apart from the curiously cooler and drier months before it, making it an ideal time to explore Toba's natural beauty. For a more detailed insight into Toba's weather patterns, visit Toba Climate.