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Ōita, Oita Weather by Month and Climate Averages
Monthly normals · Rain · Snow
Sunshine · Freeze dates · Records · Best time to visit
What is the weather like in Ōita, Oita?
Ōita, Oita gets 1606 mm of precipitation a year over about 103 rainy days. August is the warmest month (average high 32°C) and January the coldest (average low 2°C).
Humid subtropical climate
Ōita, Oita has hot summers and chilly winters. Daytime highs range from about 11°C in January to 32°C in August. June is usually the wettest month. The most comfortable time to visit is typically April to May and October to November, when daytime highs sit near 21°C.
| Season | Months | Avg low | Avg high |
|---|---|---|---|
| Winter | Dec–Feb | 3° | 12° |
| Spring | Mar–May | 9° | 19° |
| Summer | Jun–Aug | 22° | 30° |
| Autumn | Sep–Nov | 14° | 23° |
How much rain does Ōita get?
Ōita gets 1606 mm of precipitation in an average year, spread over about 103 days with measurable rain. That is fewer rainy days than 68% of Japan.
June is the wettest month, with 295 mm. January is the driest, with 46 mm. June has the most rainy days, about 13.
The longest dry spell in the last five years lasted 41 days, to February 5, 2026.
From October 2025 to September 2026 Ōita got 1741 mm of rain, against a normal of 1606 mm for those months. September 2026 had the most, with 853 mm.
Ōita weather by month
Ōita weather in January
In January, Ōita averages a high of 11°C and a low of 2°C. It gets 46 mm of precipitation over about 6 rainy days. Estimated sunshine is 48% of daylight hours, derived from ERA5 cloud cover. The January record high is 21°C (2018) and the record low is -5°C (1970).
Ōita weather in February
In February, Ōita averages a high of 12°C and a low of 2°C. It gets 62 mm of precipitation over about 7 rainy days. Estimated sunshine is 42% of daylight hours, derived from ERA5 cloud cover. The February record high is 26°C (2004) and the record low is -7°C (1977).
Ōita weather in March
In March, Ōita averages a high of 14°C and a low of 5°C. It gets 92 mm of precipitation over about 9 rainy days. Estimated sunshine is 40% of daylight hours, derived from ERA5 cloud cover. The March record high is 29°C (2010) and the record low is -4°C (1978).
Ōita weather in April
In April, Ōita averages a high of 20°C and a low of 9°C. It gets 110 mm of precipitation over about 9 rainy days. Estimated sunshine is 39% of daylight hours, derived from ERA5 cloud cover. The April record high is 31°C (1983) and the record low is -2°C (1972). April is one of the most comfortable months to visit.
Ōita weather in May
In May, Ōita averages a high of 24°C and a low of 14°C. It gets 126 mm of precipitation over about 9 rainy days. Estimated sunshine is 32% of daylight hours, derived from ERA5 cloud cover. The May record high is 33°C (2007) and the record low is 4°C (1980). May is one of the most comfortable months to visit.
Ōita weather in June
In June, Ōita averages a high of 27°C and a low of 19°C. It gets 295 mm of precipitation over about 13 rainy days. Estimated sunshine is 20% of daylight hours, derived from ERA5 cloud cover. The June record high is 36°C (2022) and the record low is 10°C (1972).
Ōita weather in July
In July, Ōita averages a high of 31°C and a low of 23°C. It gets 243 mm of precipitation over about 12 rainy days. Estimated sunshine is 25% of daylight hours, derived from ERA5 cloud cover. The July record high is 37°C (2000) and the record low is 16°C (1982).
Ōita weather in August
In August, Ōita averages a high of 32°C and a low of 24°C. It gets 153 mm of precipitation over about 10 rainy days. Estimated sunshine is 38% of daylight hours, derived from ERA5 cloud cover. The August record high is 38°C (2008) and the record low is 16°C (1972).
Ōita weather in September
In September, Ōita averages a high of 28°C and a low of 21°C. It gets 211 mm of precipitation over about 10 rainy days. Estimated sunshine is 35% of daylight hours, derived from ERA5 cloud cover. The September record high is 37°C (2010) and the record low is 9°C (1987).
Ōita weather in October
In October, Ōita averages a high of 23°C and a low of 14°C. It gets 146 mm of precipitation over about 7 rainy days. Estimated sunshine is 47% of daylight hours, derived from ERA5 cloud cover. The October record high is 33°C (1999) and the record low is 4°C (1986). October is one of the most comfortable months to visit.
Ōita weather in November
In November, Ōita averages a high of 18°C and a low of 9°C. It gets 73 mm of precipitation over about 7 rainy days. Estimated sunshine is 51% of daylight hours, derived from ERA5 cloud cover. The November record high is 28°C (2015) and the record low is 0°C (1973). November is one of the most comfortable months to visit.
Ōita weather in December
In December, Ōita averages a high of 13°C and a low of 4°C. It gets 48 mm of precipitation over about 5 rainy days. Estimated sunshine is 54% of daylight hours, derived from ERA5 cloud cover. The December record high is 25°C (2018) and the record low is -4°C (1995).
Sunshine, humidity and wind in Ōita
December is the sunniest month in Ōita, with estimated sunshine of 54% of daylight hours from ERA5 cloud cover. June is the cloudiest, at 20%. The annual cloud-cover estimate is 39% of daylight hours; it is not a measurement of sunshine duration. Ōita is sunnier than 60% of Japan.
Humidity peaks in June at 79% and is lowest in April at 68%.
Ōita has about 31 days a year above 32°C. Ōita is hotter than 79% of Japan.
First and last freeze in Ōita
The first fall freeze in Ōita typically comes around December 17, and the last spring freeze around March 7. That leaves a frost-free growing season of about 285 days.
Ōita weather records
These records cover OITA during 1970–2026. Earlier records or other stations in the city may differ.
The hottest temperature on record at the Ōita station is 38°C, on August 3, 2008. The coldest is -7°C, on February 19, 1977.
The wettest day in the available station history brought 284 mm of precipitation, on October 17, 1998.
35 all-time records have been set at the station since 1970.
The best time to visit Ōita
The most comfortable time to visit is typically April to May and October to November, when daytime highs sit near 21°C.
Winter (December–February) is chilly, with average highs around 12°C and lows near 3°C.
Spring (March–May) is mild, with average highs around 20°C and lows near 9°C.
Summer (June–August) is hot, with average highs around 30°C and lows near 22°C. It can feel humid.
Autumn (September–November) is warm, with average highs around 23°C and lows near 15°C.
Monthly climate
| Month | Average low | Average high | Precip | Rain days | Humidity | Estimated sunshine | Record high | Record low |
|---|---|---|---|---|---|---|---|---|
| January | 2° | 11° | 46 mm | 6 | 72% | 48% | 21° | -5° |
| February | 2° | 12° | 62 mm | 7 | 70% | 42% | 26° | -7° |
| March | 5° | 14° | 92 mm | 9 | 70% | 40% | 29° | -4° |
| April | 9° | 20° | 110 mm | 9 | 68% | 39% | 31° | -2° |
| May | 14° | 24° | 126 mm | 9 | 72% | 32% | 33° | 4° |
| June | 19° | 27° | 295 mm | 13 | 79% | 20% | 36° | 10° |
| July | 23° | 31° | 243 mm | 12 | 79% | 25% | 37° | 16° |
| August | 24° | 32° | 153 mm | 10 | 78% | 38% | 38° | 16° |
| September | 21° | 28° | 211 mm | 10 | 79% | 35% | 37° | 9° |
| October | 14° | 23° | 146 mm | 7 | 76% | 47% | 33° | 4° |
| November | 9° | 18° | 73 mm | 7 | 75% | 51% | 28° | 0° |
| December | 4° | 13° | 48 mm | 5 | 71% | 54% | 25° | -4° |
Station: OITA, 2 km from the city. Temperature normal baseline: 1991–2020, calculated from available NOAA GHCN-Daily observations. Available station history: 1970–2026; record values refer to this station and period, not the entire city’s history. Precipitation includes rain and the water equivalent of frozen precipitation; snowfall depth is shown separately when available. Sources and methods
From ERA5 reanalysis. Sunshine is estimated from cloud cover.
Ōita climate questions
How much rain does Ōita get?
Ōita gets 1606 mm of precipitation in an average year, over about 103 rainy days.
What is the wettest month in Ōita?
June is the wettest month in Ōita, with 295 mm. January is the driest, with 46 mm.
How many rainy days does Ōita have a year?
Ōita has about 103 days with measurable rain in an average year. June has the most, about 13.
What is the hottest month in Ōita?
August is the warmest month in Ōita, with an average high of 32°C.
What is the coldest month in Ōita?
January is the coldest month in Ōita, with an average low of 2°C.
What is the record high temperature in Ōita?
Within the available 1970–2026 station history, the record high at the Ōita station is 38°C, set on August 3, 2008. The record low is -7°C, on February 19, 1977.
What is the sunniest month in Ōita?
December is the sunniest month in Ōita, with estimated sunshine of 54% of daylight hours from ERA5 cloud cover. June is the cloudiest.
When is the first frost in Ōita?
The first fall freeze in Ōita typically comes around December 17. The last spring freeze is around March 7.
What is the best time to visit Ōita?
The most comfortable time to visit is typically April to May and October to November, when daytime highs sit near 21°C.