July Weather in Numazu, Japan

Last updated: August 21, 2025

In Numazu, Japan, July is characterized by warm temperatures and notably high humidity levels. With maximum temperatures reaching 31°C (87°F) and an average of 24°C (76°F), residents and visitors can expect a lush and vibrant atmosphere. However, this month also brings significant rainfall, with a total precipitation amount of 437 mm (17.2 in) spread over approximately 21 days, contributing to lush greenery. With humidity often soaring to 93%, July in Numazu offers a tropical feel, making it a month of both warmth and moisture that shapes the region's rich natural beauty.

July Temperature in Numazu

In July, Numazu, Japan, experiences a delightful warmth that marks the height of summer. With minimum temperatures resting at a comfortable 19°C (67°F), residents enjoy an average of 24°C (76°F) and can bask in maxima peaking at 31°C (87°F). This trend showcases a significant rise from the cooler months, with temperatures steadily climbing from early spring through to summer. The transition is palpable as July reflects a transition from the mild and pleasant June, making it ideal for outdoor activities and cultural festivities. With humid yet pleasant days, this month invites everyone to indulge in the vibrant atmosphere that Numazu has to offer.

July Weather in Numazu: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Numazu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Numazu, July 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).
JanFebMarAprMayJunJulAugSepOctNovDec464651576470767975675950
Data source: Temperature data for Numazu 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.

July Precipitation in Numazu

In July, Numazu experiences a significant surge in precipitation, receiving an impressive 437 mm (17.2 in) of rain over 21 days, marking it as the wettest month of the year. This sharp increase follows June's already substantial rainfall of 286 mm and highlights a trend toward heavier summer rains in this region. The frequency of rainy days in July also peaks, emphasizing the shift from the milder spring and early summer months to the more tumultuous weather patterns typical of late summer. As humidity rises, the lush environment flourishes, showcasing the dynamic interplay between rainfall and seasonal changes in Numazu's landscape.

July Precipitation Trends in Numazu

The chart displays monthly precipitation patterns in Numazu, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Numazu, July typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec719921922723628643722324229610284
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Numazu

In July, Numazu, Japan, experiences its peak humidity, soaring to an impressive 93%. This significant rise is reflective of the summer months, where moisture levels climb steadily from 76% in January to the humid 88% of June. Following July, humidity slightly decreases to 90% in August but remains high, illustrating a consistent trend of elevated moisture during the summer season. The transition from the drier months of winter and early spring underscores the region's tropical climate, making July a quintessential representation of the warm, humid weather that characterizes this beautiful part of Japan.

July Average Humidity in Numazu

This chart illustrates the average monthly humidity levels in Numazu, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Numazu is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%74%70%74%82%88%93%90%86%83%80%78%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Numazu

As summer reaches its peak in July, Numazu, Japan, experiences an intense UV Index of 12, signaling extreme exposure levels. This marks a notable rise from the preceding months, where UV levels gradually climbed from moderate in January to very high in spring, culminating in extreme conditions by mid-year. With a dangerously short burn time of just 10 minutes, it's essential for residents and visitors alike to take precautions against sun damage during this period. As the UV Index trends downward in August, it’s a reminder of the importance of vigilance when enjoying outdoor activities. For more information on UV conditions throughout the year, check out Numazu UV Index.

Maximum UV Index Levels in Numazu for July

The chart shows the monthly maximum UV Index (UVI) for Numazu in July, 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 July, the maximum UV index in Numazu typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111121110754
Data source: Numazu July 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.

July Sunshine in Numazu

As summer unfolds in Numazu, Japan, July basks in a delightful glow with 229 hours of sunshine, offering a warm embrace that's perfect for outdoor adventures. Although this figure shows a dip from June’s 253 hours, it maintains a vibrant atmosphere as the sun shines brightly throughout the month. Interestingly, July's sunlight lays the groundwork for an impressive ascent in August, which boasts 285 hours, making it the sunniest month of the year. This summer rhythm highlights a trend where the longer days of late spring merge into the peak of summer, ensuring that Numazu remains a sun-washed destination, captivating residents and visitors alike.

Monthly Sunshine Duration in Numazu: July Highlighted

The July sunshine duration represents the total number of hours Numazu experiences direct sunlight during the month of July, excluding cloudy or obstructed periods. This chart compares the sunshine duration of July with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec189h225h249h260h282h253h229h285h236h201h223h227h
Data source: Numazu July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Numazu During July

In July, Numazu experiences a notable decline in sunny weather, with only a 31% chance of clear skies. This is a stark contrast to the brighter months preceding it, as January and February boast probabilities of 58% and 65% respectively. The trend continues through the spring, where the chances of sun fluctuate but remain relatively moderate. However, by June, the likelihood drops significantly to 24%, setting the stage for a summer characterized by increased cloud cover. While August offers a slight uptick to 35%, it’s clear that July stands out for its notably lower sunlight prospects, suggesting that visitors should prepare for potentially overcast days.

Percentage of Sunny Days in July in Numazu

The chart illustrates the percentage of sunny days in Numazu throughout the year, with July 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 Numazu experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec58%65%41%49%26%24%31%35%33%47%64%73%
Data source: Numazu July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Numazu in July

In Numazu, Japan, the daylight duration experiences a gradual transition throughout the year. Starting from 10 hours in January and February, the days begin to lengthen noticeably in March as they reach 11 hours. The transition continues into spring, peaking at 14 hours in both May and June, where longer, sunlit days invite outdoor activities. In July, this trend holds steady with 14 hours of daylight, providing a perfect backdrop for summer adventures. As summer wanes, August begins the gentle decline to 13 hours, followed by a further reduction to 12 hours in September. The fall months bring shorter days, tumbling down to 11 hours in October and down to 9 hours by December. This rhythm of light serves as a reminder of the changing seasons, anchoring life in Numazu with a captivating blend of brightness and seasonal charm.

Average Daylight Hours in Numazu for July

The chart illustrates the variation in daylight duration in Numazu throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 4m10h 53m11h 58m13h 4m14h14h 27m14h 13m13h 25m12h 22m11h 16m10h 19m9h 49m
Data source: Numazu daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Numazu

In Numazu, Japan, the wind in July typically blows at a gentle average speed of 2.4 m/s (5 mph), marking a slight increase from the calmness felt in June. This pattern reflects a broader trend of decreasing wind speeds from late spring into the summer months, with July being among the quieter periods of the year. As temperatures rise and the humidity climbs, the light breeze offers a refreshing respite—but not enough to disrupt the warmth of this coastal city. Interestingly, the wind speeds begin to pick up again in August, hinting at the seasonal shifts approaching as late summer unfolds. Overall, July's mild winds create a serene backdrop, perfect for leisurely outdoor activities amidst the picturesque scenery of Numazu.

Average July Wind Speed in Numazu

The chart displays monthly wind speed patterns in Numazu, with values for each month shown alongside July's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how July's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.24.52.93.23.42.22.4 m/s3.23.23.03.64.0
Data source: Numazu July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Numazu Compares to Other Months

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

In July, the weather is characterized by high temperatures, with minimums around 19°C (67°F) and average highs reaching up to 31°C (87°F). This month is also marked by heavy precipitation, totaling 437 mm (17.2 in) over 21 days, and a humidity level of 93%, creating a warm and often muggy atmosphere. In contrast, January sees much cooler temperatures, with lows dropping to 0°C (32°F) and average highs only reaching 17°C (62°F). Precipitation in January is significantly lower, at 71 mm (2.8 in) over just 6 days, and humidity at 76% contributes to a more comfortable winter feel. For a detailed overview, you can find more information here: Numazu weather in January.

When comparing the weather in July and February, the differences are stark. July boasts a warm climate with minimum temperatures around 19°C (67°F) and averages reaching up to 24°C (76°F), while the maximum can soar to 31°C (87°F). It also experiences considerable rainfall, averaging 437 mm (17.2 in) over 21 days, accompanied by high humidity at 93%. In contrast, February offers a much cooler experience, with minimum temperatures dropping to 1°C (33°F) and averages around 8°C (46°F). The maximum temperature reaches only 17°C (63°F), and precipitation is significantly lower at 99 mm (3.9 in) over just 8 days, along with a humidity level of 74%. For more detailed insights, you can check Numazu weather in February.

In comparing the weather between July and March, a stark contrast emerges. July boasts warm temperatures, with a minimum of 19°C (67°F) and highs reaching up to 31°C (87°F), making it a hot and humid month with an average humidity of 93%. However, it also brings significant rainfall, totaling 437 mm (17.2 in) over 21 days. In contrast, March experiences much cooler temperatures, ranging from a minimum of 3°C (38°F) to a maximum of 19°C (67°F), with an average temperature of 11°C (52°F). Precipitation is also lower in March, with 219 mm (8.6 in) spread over 13 days and humidity at a more moderate 70%. For more detailed information, you can check out Numazu weather in March.

In comparing the weather between April and July, it's clear that July is significantly warmer and more humid. While April experiences cooler temperatures, with a minimum of 5°C (42°F) and an average of 14°C (57°F), July boasts a minimum temperature of 19°C (67°F) and an average of 24°C (76°F). Additionally, July sees a substantial increase in precipitation, with 437 mm (17.2 in) falling over 21 days compared to April's 226 mm (8.9 in) over just 11 days. The humidity also rises from 74% in April to a high of 93% in July, making the summer month feel much more oppressive. For more details on April weather conditions, you can refer to Numazu weather in April.

In comparison to May, July experiences significantly warmer temperatures, with minimums of 19°C (67°F) compared to May's 12°C (53°F), and an average of 24°C (76°F), which aligns with May's maximum temperature. However, July's maximum can soar to 31°C (87°F), making it the hottest month of the year. Additionally, July is characterized by much higher precipitation, totaling 437 mm (17.2 in) over 21 days, while May sees just 236 mm (9.3 in) across 12 days, making it considerably drier. The humidity also climbs in July to an average of 93%, surpassing May’s 81%, creating a distinctly more humid atmosphere. For a closer look at May’s weather, check out Numazu weather in May.

In comparing the weather between June and July, July experiences warmer temperatures with a minimum of 19°C (67°F) and an average of 24°C (76°F), compared to June's minimum of 16°C (62°F) and average of 21°C (70°F). The maximum temperature also rises significantly in July, reaching up to 31°C (87°F), whereas June peaks at 26°C (80°F). However, July sees a notable increase in precipitation, with 437 mm (17.2 in) over 21 days, compared to June's 286 mm (11.3 in) across 16 days, resulting in a higher humidity level of 93% in July versus June's 88%. For a closer look at June's weather specifics, you can visit Numazu weather in June.

The weather in July tends to be quite humid and wet, with temperatures ranging from a minimum of 19°C (67°F) to a maximum of 31°C (87°F). July experiences significant rainfall, accumulating 437 mm (17.2 in) over 21 days, resulting in a high humidity level of 93%. In contrast, August offers slightly warmer temperatures, with a minimum of 21°C (70°F) and an average of 26°C (80°F), while the maximum remains the same at 31°C (89°F). Precipitation in August decreases to 223 mm (8.8 in) over 16 days, leading to a slightly lower humidity of 90%. For more details on August weather, visit Numazu weather in August.

In comparing the weather between July and September, July tends to be warmer and more humid. With minimum temperatures around 19°C (67°F) and maximums reaching 31°C (87°F), July averages 24°C (76°F) and experiences significant rainfall, totaling 437 mm (17.2 in) across 21 days. In contrast, September features slightly cooler temperatures, with minimums around 17°C (63°F) and maximums of 30°C (85°F), while still averaging 24°C (75°F). Additionally, September sees less precipitation at 242 mm (9.5 in) over 17 days and slightly lower humidity levels at 86%. For more detailed information about September weather, you can visit Numazu weather in September.

In July, the weather is typically warm and humid, with temperatures ranging from a minimum of 19°C (67°F) to a maximum of 31°C (87°F) and an average of 24°C (76°F). The month sees significant rainfall, averaging 437 mm (17.2 in) across 21 days, contributing to a high humidity level of 93%. In contrast, October brings cooler temperatures, with a minimum of 13°C (55°F), an average of 19°C (67°F), and a maximum of 27°C (81°F). While it remains moderately wet, precipitation decreases to 296 mm (11.6 in) over 16 days, and humidity levels also drop to 83%. For more detailed information, you can visit Numazu weather in October.

July and November present contrasting weather conditions. July typically features warmer temperatures, with averages around 24°C (76°F) and max temperatures reaching up to 31°C (87°F). This month usually experiences significant rainfall, totaling 437 mm (17.2 in) over 21 days, accompanied by high humidity levels at 93%. In stark contrast, November sees much cooler temperatures, ranging from a minimum of 6°C (43°F) to a maximum of 22°C (71°F), with an average of 15°C (59°F). Precipitation decreases significantly to 102 mm (4.0 in) and occurs over just 10 days, resulting in lower humidity at 80%. For a closer look at November weather specifics, visit Numazu weather in November.

In comparison to the warm and humid July, which features average temperatures around 24°C (76°F) and high humidity at 93%, December experiences much cooler weather with average temperatures of just 10°C (51°F). While July brings significant rainfall with 437 mm (17.2 in) spread over 21 rainy days, December sees a considerable reduction in precipitation, totaling only 84 mm (3.3 in) over 8 days. This stark contrast highlights how December's climate is not only cooler but also drier, making it a more comfortable month for outdoor activities. For more detailed information, you can check Numazu weather in December.

Compare Numazu's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Numazu

July in Numazu is characterized by warm temperatures and high humidity, creating a tropical feel that sets it apart from other months. As the peak of summer, residents and visitors experience average highs around 31°C, accompanied by frequent rainfall, with over half the month seeing precipitation. This lush, wet environment contrasts sharply with the drier winter months, highlighting the vibrant, green landscapes typical of the region during this time. The heat and humidity can be challenging but also invigorating, drawing locals to the beaches and outdoor activities. For a deeper understanding of the nuances in weather throughout the year, visit Numazu Climate.