Last updated: August 21, 2025
In Narita, Japan, May ushers in a burst of warmth, with temperatures peaking at a maximum of 32°C (90°F) and averaging around 19°C (67°F), offering a delightful reprieve from cooler months. However, temperatures can dip to a minimum of 8°C (47°F), highlighting the month’s variability. While the beauty of blooming cherry blossoms and lush greenery is captivating, May also brings some rain, with an average precipitation of 128 mm (5.0 in) over 12 days, contributing to a humid atmosphere with levels reaching 81%. Visitors and residents alike should be prepared for both sun and showers as they enjoy this vibrant spring month in Narita.
In May, Narita, Japan, experiences a delightful shift in temperatures as spring transitions into early summer. The average temperature rises to a comfortable 19°C (67°F), with daytime highs peaking at a warm 32°C (90°F). This month stands out with its minimum temperature of 8°C (47°F), marking a significant increase compared to the cooler months of January through April. As flowers bloom and outdoor activities abound, residents and visitors alike can enjoy the pleasant weather, making May an ideal time for exploring the vibrant surroundings. With a palpable warmth in the air, Narita's charm truly blossoms during this enchanting month.
In May, Narita, Japan experiences a notable uptick in precipitation, with 128 mm (5.0 in) recorded over 12 days. This increase follows the rainier months of March and April, where precipitation amounts were 136 mm and 116 mm, respectively. As spring transitions into the early summer, May serves as a bridge, maintaining a steady level of rainfall that hints at the upcoming wet season. The pattern of rainfall indicates that May is consistently wet, yet not as severe as the downpours expected in June and July, which see substantial increases in both precipitation amounts and rainy days. This trend showcases Narita's shift into a lush, verdant environment, with May's rainfall playing a crucial role in nurturing the landscape before the peak of the rainy season unfolds.
As May arrives in Narita, Japan, residents and visitors experience a notable surge in humidity, reaching 81%—the highest level thus far this year. This increase marks a transition into the warmer months, contrasting with the cooler, drier conditions of winter and early spring. Following April's relatively moderate humidity of 73%, May's increase signals the onset of a more humid climate, paving the way for the summer months ahead. As the season progresses, humidity peaks in July at a staggering 94%, highlighting a distinct upward trend as the year warms. Planning ahead, one can anticipate a shift from the refreshingly mild conditions of spring to the tepid embrace of a humid Japanese summer.
As May rolls into Narita, Japan, residents and visitors should be prepared for a significant spike in sun intensity, with a UV Index reaching an extreme 11. This is a noticeable increase from the already very high levels seen in April (UV Index 9) and signals that sun protection is essential, as the burn time shortens to just 10 minutes. The trend of escalating UV exposure continues into June, reinforcing the need for caution during these peak months. With previous months ranging from moderate to very high, May stands out as a critical time to take proactive measures against sun damage. For more detailed information on UV levels and safety tips, check out Narita UV Index.
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As May dawns in Narita, Japan, it brings a delightful surge of sunshine, with 288 hours of radiant daylight to bask in. This trend of increasing light continues from the previous month, April, which enjoyed 276 hours. May represents a peak in brightness before the summer months, showcasing the beauty of the region in full bloom. Following May, June dips slightly to 268 hours, yet the overall trajectory of longer, sunlit days is evident from the beginning of the year, starting with a modest 187 hours in January. Nature's vibrant colors come alive under the growing daylight, making May a splendid time to experience the charm of Narita's landscapes.
In Narita, Japan, the likelihood of sunny weather takes a notable dip in May, with only a 22% chance of sunshine. This stands in stark contrast to the preceding months, where spring shows a mix of sun and clouds—January and February boast higher percentages of 53% and 65% respectively. Following the bright bursts of early spring, April offers a moderate 48%, but as May rolls in, the sunny probabilities sharply decline. This trend continues into June and July, indicating that the transition to summer brings less sunny days as the region moves into a wetter season. Therefore, while May may be a beautiful time to experience the blooming flowers in Narita, it’s advisable to keep an eye on those clouds!
In Narita, Japan, May heralds a delightful transition in daylight duration, boasting 14 hours of sunlight that brightens the days and invigorates the spirit. This increase is part of an upward trend that begins in March, when days start lengthening from 11 hours, peaking in May and continuing through June and July, which also enjoy 14 hours each. As spring blossoms into summer, Narita experiences longer, sun-kissed days that invite outdoor exploration and festivities, before the gradual decline in daylight resumes in August. The pattern reflects a natural rhythm, where brighter days during the warmer months foster both energy and a sense of vitality.
As May unfolds in Narita, Japan, the gentle embrace of spring is complemented by a noticeable increase in wind speed, reaching an average of 4.0 m/s (9 mph). This mild breeze, slightly stronger than the preceding months, hints at the shifting seasons, with April's winds measuring 3.8 m/s (9 mph). As the days grow warmer and outdoor activities beckon, May stands out as a transition point where the winds are not only refreshing but also carry the promise of summer. Following May, June will bring a dip to 2.9 m/s (6 mph), illustrating the cyclical nature of Narita’s winds as they reflect the nuances of each season, providing a dynamic backdrop to the region's springtime charm.
Weather in Narita varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Narita, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in May and January, it's clear that May brings much warmer temperatures and higher humidity. In May, temperatures range from a minimum of 8°C (47°F) to a maximum of 32°C (90°F), with an average of 19°C (67°F) and significant humidity at 81%. This month also sees around 128 mm (5.0 in) of rainfall spread over 12 days. In stark contrast, January is chillier, with temperatures ranging from a low of -6°C (21°F) to a high of 17°C (64°F) and an average of only 5°C (42°F). Additionally, January experiences less precipitation, totaling 52 mm (2.1 in) over just 6 days, accompanied by a lower humidity level of 70%. For more details on January weather, you can check Narita weather in January.
May and February present distinctly different weather patterns. In May, temperatures range from a minimum of 8°C (47°F) to a comfortable average of 19°C (67°F), with highs reaching up to 32°C (90°F). In contrast, February experiences a much cooler climate, with temperatures dipping as low as -3°C (28°F) and averaging only 6°C (44°F). Additionally, May tends to be wetter, with 128 mm (5.0 in) of precipitation over 12 days, compared to February's 46 mm (1.8 in) across 8 days. Humidity is also higher in May at 81%, versus 69% in February. For more details, you can check Narita weather in February.
In comparing the weather between March and May, it's evident that May is significantly warmer, with average temperatures reaching 19°C (67°F) compared to March's cooler average of 10°C (51°F). While March still experiences chilly nights with a minimum temperature of -1°C (31°F), May boasts milder nights, with a minimum of 8°C (47°F). Precipitation levels are quite similar, with March having 136 mm (5.4 in) over 13 days and May slightly less at 128 mm (5.0 in) across 12 days. Humidity levels also differ, with May being more humid at 81% compared to 68% in March. For a closer look at March conditions, you can refer to Narita weather in March.
In comparing the weather between April and May, it’s clear that May experiences warmer temperatures and slightly higher humidity. The average temperature in May is 19°C (67°F), with a maximum reaching up to 32°C (90°F), while April has a cooler average of 14°C (58°F) and a maximum of 27°C (81°F). Precipitation is comparable, with May receiving 128 mm over 12 days and April slightly less at 116 mm across 11 days. Additionally, May's humidity is higher at 81%, compared to April's 73%. For a detailed look at April's weather, you can visit Narita weather in April.
In May, temperatures range from a minimum of 8°C (47°F) to a maximum of 32°C (90°F), with an average temperature of 19°C (67°F). The month sees a moderate amount of precipitation, totaling 128 mm (5.0 in) over 12 days, and humidity levels hover around 81%. In contrast, June experiences warmer temperatures, with a minimum of 15°C (60°F) and a maximum of 33°C (91°F), and an average of 22°C (72°F). This month also witnesses increased rainfall, measuring 161 mm (6.3 in) across 13 days, and higher humidity at 88%. For more details on June weather, check out Narita weather in June.
May and July showcase significant differences in weather patterns. In May, temperatures range from a cooler minimum of 8°C (47°F) to a comfortable average of 19°C (67°F), peaking at 32°C (90°F). The month sees a total precipitation of 128 mm (5.0 in) over about 12 days, with humidity levels averaging 81%. In contrast, July presents much warmer conditions, with a minimum temperature of 18°C (65°F), an average of 26°C (79°F), and a maximum reaching 36°C (98°F). This month also experiences higher rainfall, accumulating 223 mm (8.8 in) across 17 days, and a notable increase in humidity, averaging 94%. For more details, check out Narita weather in July.
When comparing the weather in May and August, it's clear that August is significantly warmer. In May, temperatures range from a minimum of 8°C (47°F) to a maximum of 32°C (90°F), with an average of 19°C (67°F). Conversely, August sees a more consistent warmth, with minimum temperatures of 18°C (64°F) and maximums soaring to 36°C (97°F), resulting in an average temperature of 28°C (82°F). Precipitation levels also differ slightly; May experiences 128 mm (5.0 in) of rain over 12 days, while August has a lower total of 102 mm (4.0 in) spread over 14 days. However, the humidity in August is higher at 87%, compared to May's 81%. For detailed weather conditions, you can check Narita weather in August.
May and September present distinct weather patterns. In May, temperatures range from a minimum of 8°C (47°F) to a maximum of 32°C (90°F), with an average of 19°C (67°F). The month sees about 128 mm (5.0 in) of precipitation over 12 days, contributing to a humidity level of 81%. In contrast, September tends to be warmer, with a minimum temperature of 14°C (58°F) and a maximum of 35°C (94°F), averaging 24°C (75°F). However, it also experiences higher rainfall, totaling 186 mm (7.3 in) over 17 days, and a slightly increased humidity of 83%. For more details, check out Narita weather in September.
May and October offer a relatively similar average temperature, hovering around 19°C (66°F), but their weather patterns exhibit notable differences. May typically features warmer maximum temperatures, reaching up to 32°C (90°F), while October's highs are slightly cooler at 31°C (88°F). In terms of precipitation, October experiences significantly more rainfall, with 254 mm (10.0 in) compared to May's 128 mm (5.0 in), and October also has two additional days of precipitation. Humidity levels are comparable, with May at 81% and October slightly lower at 78%. For more detailed weather trends, check out Narita weather in October.
May and November present contrasting weather patterns, reflecting the transition from spring to autumn. In May, temperatures range from a minimum of 8°C (47°F) to a maximum of 32°C (90°F), with an average of 19°C (67°F) and relatively high humidity at 81%. This month also sees considerable rainfall, averaging 128 mm (5.0 in) over 12 days. In stark contrast, November features cooler temperatures, with a minimum of 3°C (37°F) and a maximum of 23°C (75°F), averaging around 14°C (57°F). Rainfall decreases to 101 mm (4.0 in) over just 10 days, accompanied by lower humidity at 74%. For more specific details on conditions in November, you can explore Narita weather in November.
May and December present distinctly different weather experiences. In May, temperatures range from a pleasant 8°C (47°F) at night to a warm 32°C (90°F) during the day, averaging around 19°C (67°F). The month is characterized by high humidity levels at 81% and significant rainfall of 128 mm (5.0 in) over 12 days. In contrast, December features much cooler conditions with temperatures dipping as low as -3°C (27°F) and peaking at 21°C (71°F), leading to an average of only 8°C (46°F). Precipitation is less frequent in December, totaling 71 mm (2.8 in) across 8 days, and humidity drops to 72%. For more details on December weather specifics, you can check Narita weather in December.
As May unfolds in Narita, the weather showcases a delightful transition from the cooler embrace of spring to the warmth of early summer. With temperatures climbing to a comfortable average of 19°C (67°F), residents and visitors alike enjoy the blooming scenery under sunnier skies. However, it’s worth noting that May does bring its share of showers, with approximately 12 days experiencing rainfall, contributing to a total precipitation of 128 mm (5.0 in). The humidity also rises to about 81%, creating a lush, vibrant environment. This blend of warmth and moisture sets the stage for vibrant landscapes that distinctly mark May as a standout month in Narita's annual climate. For more detailed insights, check out Narita Climate.