When is the best time to go to Iwase
The chart above shows the best time of year to visit Iwase, Japan. These are based on an analysis of weather averages such as temperature, rainfall and number of hours of sunshine. These ratings are based solely on the climate and do not take into account other factors such as accommodation prices and how busy it is likely to be.
Average temperatures in Iwase
Iwase weather by month
Please note our recommendations for when to visit Iwase are based solely on the weather and do not take into accounts accommodation prices, how busy it will be and what events are on.
January
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 7°C | 29mm | 6.6hrs | 10.9hrs |
The weather in January in Iwase is characteristically cool and dry.
It is perhaps the perfect month to visit Iwase, with some surprisingly good weather at this time of year.
January is in the winter in Iwase and is typically the coldest month of the year. Daytime maximum temperatures average around a cold 8°C (46°F), whilst at night -4°C (25°F) is normal.
On average January is the driest month of the year in Iwase with around 29mm 1.1 inches of rain making it a dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.6 hours of sunshine per day.
February
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 7°C | 50mm | 6.2hrs | 11.7hrs |
February in Iwase is generally reasonably dry with the temperature being cool.
Although outside the main holiday season, there is still plenty of reasonably acceptable weather around this time of year. This makes it an okay time to visit Iwase.
February is in the winter in Iwase and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cold 8°C (47°F), whilst at night -3°C (26°F) is normal.
On average February is the 2nd driest month of the year in Iwase with around 50mm 1.9 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.2 hours of sunshine per day.
March
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 10°C | 79mm | 6.2hrs | 12.8hrs |
The weather in March in Iwase is characteristically cool and reasonably dry.
Based on weather alone, this is probably a time of year to avoid going to Iwase for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
March is in the spring in Iwase and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cool 12°C (53°F), whilst at night 0°C (32°F) is normal.
On average March is the 3rd driest month of the year in Iwase with around 79mm 3.1 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.2 hours of sunshine per day.
April
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 16°C | 109mm | 6hrs | 14hrs |
Iwase's weather in April is typically mild and damp in nature.
Based on weather alone, this is probably a time of year to avoid going to Iwase for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
April is in the spring in Iwase and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cool 17°C (63°F), whilst at night 6°C (43°F) is normal.
On average April is the 4th driest month of the year in Iwase with around 109mm 4.3 inches of rain making it a damp time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 6 hours of sunshine per day.
May
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 20°C | 133mm | 6.4hrs | 15hrs |
May is a wet month in Iwase and the temperature is generally mild.
Although outside the main holiday season, there is still plenty of relatively acceptable weather around this time of year. This makes it an okay time to visit Iwase.
May is in the spring in Iwase and is typically the 5th coldest month of the year. Daytime maximum temperatures average around 22°C (71°F), whilst at night 11°C (53°F) is normal.
On average May is the 5th driest month of the year in Iwase with around 133mm 5.2 inches of rain making it a wet time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.4 hours of sunshine per day.
June
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 22°C | 185mm | 4.5hrs | 10.9hrs |
June is a wet, humid month in Iwase and the temperature is generally warm.
Based on weather alone, this is probably a time of year to avoid going to Iwase for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
June is in the summer in Iwase and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a muggy 24°C (76°F), whilst at night 16°C (61°F) is normal.
On average June is the 6th driest month of the year in Iwase with around 185mm 7.3 inches of rain making it a wet time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.5 hours of sunshine per day.
July
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 25°C | 146mm | 4.6hrs | 11.7hrs |
July in Iwase is generally wet with the temperature being hot.
Although outside the main holiday season, there is still plenty of quite acceptable weather around this time of year. This makes it an okay time to visit Iwase.
July is in the summer in Iwase and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a muggy 28°C (82°F), whilst at night 20°C (68°F) is normal.
On average July is the 6th wettest month of the year in Iwase with around 146mm 5.8 inches of rain making it a wet time to visit. This rainfall is typically spread over 21 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.6 hours of sunshine per day.
August
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 27°C | 166mm | 5.9hrs | 12.8hrs |
The weather in August in Iwase is characteristically hot, humid and wet.
Although outside the main holiday season, there is still plenty of fairly acceptable weather around this time of year. This makes it an okay time to visit Iwase.
August is in the summer in Iwase and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a steamy 30°C (86°F), whilst at night 22°C (71°F) is normal.
On average August is the 5th wettest month of the year in Iwase with around 166mm 6.5 inches of rain making it a wet time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.9 hours of sunshine per day.
September
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 23°C | 183mm | 4.1hrs | 14hrs |
Iwase's weather in September is typically warm, humid and wet in nature.
Although outside the main holiday season, there is still plenty of relatively acceptable weather around this time of year. This makes it an okay time to visit Iwase.
September is in the fall / autumn in Iwase and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 25°C (78°F), whilst at night 18°C (64°F) is normal.
On average September is the 4th wettest month of the year in Iwase with around 183mm 7.2 inches of rain making it a wet time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.1 hours of sunshine per day.
October
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 18°C | 129mm | 4.8hrs | 15hrs |
October is a wet month in Iwase and the temperature is generally mild.
Based on weather alone, this is probably a time of year to avoid going to Iwase for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
October is in the fall / autumn in Iwase and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around 20°C (68°F), whilst at night 11°C (51°F) is normal.
On average October is the 3rd wettest month of the year in Iwase with around 129mm 5.1 inches of rain making it a wet time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.8 hours of sunshine per day.
November
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 14°C | 68mm | 5.4hrs | 10.9hrs |
November in Iwase is generally reasonably dry with the temperature being cool.
Although outside the main holiday season, there is still plenty of quite acceptable weather around this time of year. This makes it an okay time to visit Iwase.
November is in the fall / autumn in Iwase and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a cool 15°C (60°F), whilst at night 4°C (40°F) is normal.
On average November is the 2nd wettest month of the year in Iwase with around 68mm 2.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.4 hours of sunshine per day.
December
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 9°C | 32mm | 6.3hrs | 11.7hrs |
December in Iwase is generally reasonably dry with the temperature being cool.
It is perhaps the perfect month to visit Iwase, with some surprisingly good weather at this time of year.
December is in the winter in Iwase and is typically the warmest month of the year. Daytime maximum temperatures average around a cold 11°C (51°F), whilst at night -2°C (29°F) is normal.
On average December is the wettest month of the year in Iwase with around 32mm 1.3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.3 hours of sunshine per day.
Other monthly averages
Iwase weather stats
| Hottest month: | August | 29.6°C 85.3°F |
|---|---|---|
| Driest month: | January | 29mm 1.1ins |
| Sunniest month: | January | 6.6hrs |
| Coldest month: | January | 7.6°C 45.7°F |
| Wettest month: | June | 185mm 7.3ins |
| Warmest sea: | August | 25.9°C 78.6°F |
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