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Minato, Wakayama Weather by Month and Climate Averages
Monthly normals · Rain · Snow
Sunshine · Freeze dates · Records · Best time to visit
What is the weather like in Minato, Wakayama?
Minato, Wakayama gets 1288 mm of precipitation a year over about 97 rainy days. August is the warmest month (average high 33°C) and January the coldest (average low 2°C).
Humid subtropical climate
Minato, Wakayama has hot summers and chilly winters. Daytime highs range from about 10°C in January to 33°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° | 11° |
| Spring | Mar–May | 10° | 19° |
| Summer | Jun–Aug | 23° | 31° |
| Autumn | Sep–Nov | 15° | 23° |
How much rain does Minato get?
Minato gets 1288 mm of precipitation in an average year, spread over about 97 days with measurable rain. That is fewer rainy days than 83% of Japan.
June is the wettest month, with 171 mm. January is the driest, with 44 mm. June has the most rainy days, about 11.
The longest dry spell in the last five years lasted 20 days, to January 12, 2023.
From October 2025 to September 2026 Minato got 4815 mm of rain, against a normal of 1288 mm for those months. September 2026 had the most, with 1990 mm.
Minato weather by month
Minato weather in January
In January, Minato averages a high of 10°C and a low of 2°C. It gets 44 mm of precipitation over about 7 rainy days. Estimated sunshine is 50% of daylight hours, derived from ERA5 cloud cover. The January record high is 21°C (1989) and the record low is -3°C (1984).
Minato weather in February
In February, Minato averages a high of 11°C and a low of 2°C. It gets 57 mm of precipitation over about 7 rainy days. Estimated sunshine is 48% of daylight hours, derived from ERA5 cloud cover. The February record high is 22°C (1996) and the record low is -4°C (1981).
Minato weather in March
In March, Minato averages a high of 14°C and a low of 5°C. It gets 95 mm of precipitation over about 9 rainy days. Estimated sunshine is 45% of daylight hours, derived from ERA5 cloud cover. The March record high is 24°C (1999) and the record low is -2°C (1977).
Minato weather in April
In April, Minato averages a high of 19°C and a low of 10°C. It gets 88 mm of precipitation over about 8 rainy days. Estimated sunshine is 40% of daylight hours, derived from ERA5 cloud cover. The April record high is 29°C (1973) and the record low is 2°C (2001). April is one of the most comfortable months to visit.
Minato weather in May
In May, Minato averages a high of 24°C and a low of 15°C. It gets 133 mm of precipitation over about 8 rainy days. Estimated sunshine is 34% of daylight hours, derived from ERA5 cloud cover. The May record high is 32°C (2015) and the record low is 6°C (1980). May is one of the most comfortable months to visit.
Minato weather in June
In June, Minato averages a high of 27°C and a low of 19°C. It gets 171 mm of precipitation over about 11 rainy days. Estimated sunshine is 25% of daylight hours, derived from ERA5 cloud cover. The June record high is 36°C (2013) and the record low is 12°C (1981).
Minato weather in July
In July, Minato averages a high of 31°C and a low of 24°C. It gets 164 mm of precipitation over about 10 rainy days. Estimated sunshine is 29% of daylight hours, derived from ERA5 cloud cover. The July record high is 38°C (1994) and the record low is 17°C (1976).
Minato weather in August
In August, Minato averages a high of 33°C and a low of 25°C. It gets 95 mm of precipitation over about 6 rainy days. Estimated sunshine is 41% of daylight hours, derived from ERA5 cloud cover. The August record high is 38°C (1994) and the record low is 18°C (1981).
Minato weather in September
In September, Minato averages a high of 29°C and a low of 21°C. It gets 153 mm of precipitation over about 9 rainy days. Estimated sunshine is 36% of daylight hours, derived from ERA5 cloud cover. The September record high is 36°C (2023) and the record low is 11°C (1976).
Minato weather in October
In October, Minato averages a high of 23°C and a low of 15°C. It gets 142 mm of precipitation over about 8 rainy days. Estimated sunshine is 52% of daylight hours, derived from ERA5 cloud cover. The October record high is 32°C (1999) and the record low is 5°C (1983). October is one of the most comfortable months to visit.
Minato weather in November
In November, Minato averages a high of 18°C and a low of 9°C. It gets 89 mm of precipitation over about 7 rainy days. Estimated sunshine is 55% of daylight hours, derived from ERA5 cloud cover. The November record high is 28°C (2000) and the record low is 1°C (1973). November is one of the most comfortable months to visit.
Minato weather in December
In December, Minato averages a high of 12°C and a low of 4°C. It gets 57 mm of precipitation over about 7 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 -2°C (1976).
Sunshine, humidity and wind in Minato
November is the sunniest month in Minato, with estimated sunshine of 55% of daylight hours from ERA5 cloud cover. June is the cloudiest, at 25%. The annual cloud-cover estimate is 42% of daylight hours; it is not a measurement of sunshine duration. Minato is sunnier than 87% of Japan.
Humidity peaks in July at 81% and is lowest in December at 66%.
Minato has about 32 days a year above 32°C. Minato is hotter than 82% of Japan.
Minato weather records
These records cover WAKAYAMA during 1970–2026. Earlier records or other stations in the city may differ.
The hottest temperature on record at the Minato station is 38°C, on August 11, 2013. The coldest is -4°C, on February 26, 1981.
The wettest day in the available station history brought 436 mm of precipitation, on August 28, 2026.
44 all-time records have been set at the station since 1970.
The best time to visit Minato
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 11°C and lows near 3°C.
Spring (March–May) is mild, with average highs around 19°C and lows near 10°C.
Summer (June–August) is hot, with average highs around 30°C and lows near 23°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° | 10° | 44 mm | 7 | 67% | 50% | 21° | -3° |
| February | 2° | 11° | 57 mm | 7 | 67% | 48% | 22° | -4° |
| March | 5° | 14° | 95 mm | 9 | 68% | 45% | 24° | -2° |
| April | 10° | 19° | 88 mm | 8 | 67% | 40% | 29° | 2° |
| May | 15° | 24° | 133 mm | 8 | 72% | 34% | 32° | 6° |
| June | 19° | 27° | 171 mm | 11 | 78% | 25% | 36° | 12° |
| July | 24° | 31° | 164 mm | 10 | 81% | 29% | 38° | 17° |
| August | 25° | 33° | 95 mm | 6 | 76% | 41% | 38° | 18° |
| September | 21° | 29° | 153 mm | 9 | 77% | 36% | 36° | 11° |
| October | 15° | 23° | 142 mm | 8 | 70% | 52% | 32° | 5° |
| November | 9° | 18° | 89 mm | 7 | 69% | 55% | 28° | 1° |
| December | 4° | 12° | 57 mm | 7 | 66% | 54% | 25° | -2° |
Station: WAKAYAMA, 3 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.
Minato climate questions
How much rain does Minato get?
Minato gets 1288 mm of precipitation in an average year, over about 97 rainy days.
What is the wettest month in Minato?
June is the wettest month in Minato, with 171 mm. January is the driest, with 44 mm.
How many rainy days does Minato have a year?
Minato has about 97 days with measurable rain in an average year. June has the most, about 11.
What is the hottest month in Minato?
August is the warmest month in Minato, with an average high of 33°C.
What is the coldest month in Minato?
January is the coldest month in Minato, with an average low of 2°C.
What is the record high temperature in Minato?
Within the available 1970–2026 station history, the record high at the Minato station is 38°C, set on August 11, 2013. The record low is -4°C, on February 26, 1981.
What is the sunniest month in Minato?
November is the sunniest month in Minato, with estimated sunshine of 55% of daylight hours from ERA5 cloud cover. June is the cloudiest.
What is the best time to visit Minato?
The most comfortable time to visit is typically April to May and October to November, when daytime highs sit near 21°C.