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September Weather in Kitaibaraki, Japan

Last updated: August 23, 2025

In Kitaibaraki, Japan, the average temperature in September hovers around 22°C (73°F). Expect a minimum of 15°C (60°F) and a maximum of 30°C (87°F). During this month, 186 mm (7.3 in) of precipitation falls over 18 days, contributing to an average humidity of 84%. Be prepared for a mix of warmth and moisture!

September Temperature in Kitaibaraki

In September in Kitaibaraki, the average temperature is 22°C (73°F). Maximum temperatures can reach 30°C (87°F), while the minimum can be as low as 15°C (60°F). This pleasant climate makes it an ideal time for traveling, offering comfortable conditions for outdoor activities and exploration.

September Weather in Kitaibaraki: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Kitaibaraki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kitaibaraki, September typically has an average temperature of 22°C (73°F), with highs reaching up to 30°C (87°F) and lows dropping to around 15°C (60°F).
JanFebMarAprMayJunJulAugSepOctNovDec414146536268757972645545
Data source: Temperature data for Kitaibaraki 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.

September Precipitation in Kitaibaraki

In Kitaibaraki in September, the total precipitation amount is 186 mm (7.3 in) spread over 18 days.

September Precipitation Trends in Kitaibaraki

The chart displays monthly precipitation patterns in Kitaibaraki, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Kitaibaraki, September typically receives around 186 mm (7.3 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec53411591291411372041641862477866
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Kitaibaraki

In Kitaibaraki in September, humidity is 84%. With an average temperature of 22°C (73°F), this humidity feels like a warm, enveloping blanket, making outdoor activities quite uncomfortable and necessitating frequent breaks to stay hydrated while exploring.

September Average Humidity in Kitaibaraki

This chart illustrates the average monthly humidity levels in Kitaibaraki, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Kitaibaraki is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%75%72%73%80%87%93%90%84%80%77%77%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Kitaibaraki

In Kitaibaraki in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Kitaibaraki.

Maximum UV Index Levels in Kitaibaraki for September

The chart shows the monthly maximum UV Index (UVI) for Kitaibaraki in September, 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 September, the maximum UV index in Kitaibaraki typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101011119653
Data source: Kitaibaraki September 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.

How September Weather in Kitaibaraki Compares to Other Months

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

This table compares monthly weather conditions in Kitaibaraki, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)53 mm (2.1 inches)76%moderate
February Weather5°C (41°F)41 mm (1.6 inches)75%moderate
March Weather8°C (47°F)159 mm (6.3 inches)72%high
April Weather11°C (53°F)129 mm (5.1 inches)73%very high
May Weather17°C (62°F)141 mm (5.5 inches)80%very high
June Weather20°C (68°F)137 mm (5.4 inches)87%very high
July Weather24°C (75°F)203 mm (8.0 inches)92%extreme
August Weather26°C (79°F)164 mm (6.5 inches)90%extreme
September Weather22°C (73°F)186 mm (7.3 inches)84%very high
October Weather18°C (64°F)247 mm (9.7 inches)80%high
November Weather13°C (55°F)78 mm (3.1 inches)77%moderate
December Weather7°C (46°F)66 mm (2.6 inches)77%moderate

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