Marugame, Kagawa Weather by Month and Climate Averages

Marugame, Kagawa gets 983 mm of precipitation a year over about 82 rainy days. August is the warmest month (average high 33°C) and January the coldest (average low 2°C).

Marugame climate at a glance

Humid subtropical climate

Marugame, Kagawa 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.

How much rain does Marugame get?

Marugame gets 983 mm of precipitation in an average year, spread over about 82 days with measurable rain. That is fewer rainy days than 98% of Japan.

June is the wettest month, with 145 mm. January is the driest, with 33 mm. June has the most rainy days, about 9.

The longest dry spell in the last five years lasted 17 days, to August 16, 2022.

Marugame weather by month

Marugame weather in January

In January, Marugame averages a high of 9°C and a low of 2°C. It gets 33 mm of precipitation over about 5 rainy days. The sun is out about 50% of daylight hours. The January record high is 19°C (1997) and the record low is -4°C (1981).

Marugame weather in February

In February, Marugame averages a high of 11°C and a low of 2°C. It gets 42 mm of precipitation over about 6 rainy days. The sun is out about 48% of daylight hours. The February record high is 24°C (2004) and the record low is -5°C (1977).

Marugame weather in March

In March, Marugame averages a high of 14°C and a low of 4°C. It gets 68 mm of precipitation over about 7 rainy days. The sun is out about 44% of daylight hours. The March record high is 25°C (2010) and the record low is -3°C (1977).

Marugame weather in April

In April, Marugame averages a high of 19°C and a low of 9°C. It gets 68 mm of precipitation over about 8 rainy days. The sun is out about 42% of daylight hours. The April record high is 30°C (1983) and the record low is -1°C (1987). April is one of the most comfortable months to visit.

Marugame weather in May

In May, Marugame averages a high of 24°C and a low of 14°C. It gets 86 mm of precipitation over about 7 rainy days. The sun is out about 37% of daylight hours. The May record high is 31°C (2019) and the record low is 5°C (1980). May is one of the most comfortable months to visit.

Marugame weather in June

In June, Marugame averages a high of 27°C and a low of 19°C. It gets 145 mm of precipitation over about 9 rainy days. The sun is out about 26% of daylight hours. The June record high is 36°C (2022) and the record low is 12°C (1970).

Marugame weather in July

In July, Marugame averages a high of 31°C and a low of 24°C. It gets 144 mm of precipitation over about 9 rainy days. The sun is out about 29% of daylight hours. The July record high is 38°C (1994) and the record low is 17°C (1982).

Marugame weather in August

In August, Marugame averages a high of 33°C and a low of 25°C. It gets 70 mm of precipitation over about 5 rainy days. The sun is out about 43% of daylight hours. The August record high is 38°C (2017) and the record low is 17°C (1981).

Marugame weather in September

In September, Marugame averages a high of 29°C and a low of 21°C. It gets 139 mm of precipitation over about 8 rainy days. The sun is out about 38% of daylight hours. The September record high is 37°C (2020) and the record low is 10°C (1987).

Marugame weather in October

In October, Marugame averages a high of 23°C and a low of 14°C. It gets 98 mm of precipitation over about 7 rainy days. The sun is out about 50% of daylight hours. The October record high is 32°C (2019) and the record low is 4°C (1986). October is one of the most comfortable months to visit.

Marugame weather in November

In November, Marugame averages a high of 17°C and a low of 9°C. It gets 47 mm of precipitation over about 5 rainy days. The sun is out about 56% of daylight hours. The November record high is 26°C (2023) and the record low is 1°C (1973). November is one of the most comfortable months to visit.

Marugame weather in December

In December, Marugame averages a high of 12°C and a low of 4°C. It gets 44 mm of precipitation over about 6 rainy days. The sun is out about 56% of daylight hours. The December record high is 22°C (2016) and the record low is -2°C (1985).

Sunshine, humidity and wind in Marugame

November is the sunniest month in Marugame, with sunshine about 56% of daylight hours. June is the cloudiest, at 26%. Over the year the sun shines about 43% of daylight hours. Marugame is sunnier than 94% of Japan.

Humidity peaks in July at 81% and is lowest in December at 64%.

Marugame has about 32 days a year above 32°C. Marugame is hotter than 86% of Japan.

First and last freeze in Marugame

The first fall freeze in Marugame typically comes around December 18, and the last spring freeze around March 7. That leaves a frost-free growing season of about 286 days.

Marugame weather records

The hottest temperature on record at the Marugame station is 38°C, on July 16, 1994. The coldest is -5°C, on February 26, 1981.

The wettest day on record brought 198 mm of rain, on September 28, 1983.

38 all-time records have been set at the station since 1970.

The best time to visit Marugame

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 9°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

MonthPrecipRain daysHumiditySunshineSea tempRecord highRecord low
January33 mm566%50%-12°19°-4°
February42 mm666%48%-12°24°-5°
March68 mm768%44%-12°25°-3°
April68 mm868%42%-10°30°-1°
May86 mm772%37%-8°31°
June145 mm980%26%-6°36°12°
July144 mm981%29%-4°38°17°
August70 mm577%43%-2°38°17°
September139 mm876%38%-2°37°10°
October98 mm769%50%-4°32°
November47 mm569%56%-7°26°
December44 mm664%56%-10°22°-2°

From ERA5 reanalysis. Sunshine is estimated from cloud cover.

Marugame climate questions

How much rain does Marugame get?

Marugame gets 983 mm of precipitation in an average year, over about 82 rainy days.

What is the wettest month in Marugame?

June is the wettest month in Marugame, with 145 mm. January is the driest, with 33 mm.

How many rainy days does Marugame have a year?

Marugame has about 82 days with measurable rain in an average year. June has the most, about 9.

What is the hottest month in Marugame?

August is the warmest month in Marugame, with an average high of 33°C.

What is the coldest month in Marugame?

January is the coldest month in Marugame, with an average low of 2°C.

What is the record high temperature in Marugame?

The record high at the Marugame station is 38°C, set on July 16, 1994. The record low is -5°C, on February 26, 1981.

What is the sunniest month in Marugame?

November is the sunniest month in Marugame, with sunshine about 56% of daylight hours. June is the cloudiest.

When is the first frost in Marugame?

The first fall freeze in Marugame typically comes around December 18. The last spring freeze is around March 7.

What is the best time to visit Marugame?

The most comfortable time to visit is typically April to May and October to November, when daytime highs sit near 21°C.

Source: NOAA GHCN-Daily station TADOTSU (3 km away).

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Normals from NOAA GHCN-Daily station TADOTSU.