Climate and monthly weather forecastIbaruma, Japan
Climate and monthly weather forecast
Weather in January
January, like December, is an agreeable winter month in Ibaruma, Japan, with an average temperature fluctuating between 18.7°C (65.7°F) and 20.6°C (69.1°F). The coldest period tends to be January, when average temperatures fluctuate between a high of 20.6°C (69.1°F) and a low of 18.7°C (65.7°F). Weather in January »Weather in February
The last month of the winter, February, is another pleasant month in Ibaruma, Japan, with an average temperature varying between 21.3°C (70.3°F) and 19.5°C (67.1°F). February welcomes an average high-temperature of a still agreeable 21.3°C (70.3°F), not much different from the preceding month. Weather in February »Weather in March
The first month of the spring, March, is still a pleasant month in Ibaruma, Japan, with temperature in the range of an average low of 20.2°C (68.4°F) and an average high of 21.9°C (71.4°F). Ibaruma's shift into March sets the average high-temperature at a still pleasant 21.9°C (71.4°F), a figure that deviates only slightly from February's 21.3°C (70.3°F). Weather in March »Weather in April
April in Ibaruma, Japan, is a warm spring month, with an average temperature varying between 22°C (71.6°F) and 23.7°C (74.7°F). The shift to April signals an average high-temperature of a moderately hot 23.7°C (74.7°F), subtly varied from March's 21.9°C (71.4°F). Weather in April »Weather in May
May, the last month of the spring in Ibaruma, is also a moderately hot month, with an average temperature fluctuating between 26.1°C (79°F) and 24.9°C (76.8°F). May's commencement is accompanied by an average high-temperature of a still warm 26.1°C (79°F), diverging marginally from April's 23.7°C (74.7°F). Weather in May »Weather in June
The first month of the summer, June, is also a moderately hot month in Ibaruma, Japan, with temperature in the range of an average high of 28.3°C (82.9°F) and an average low of 27.4°C (81.3°F). The introduction of June sees an average high-temperature of a still moderately hot 28.3°C (82.9°F), hardly deviating from May. Weather in June »Weather in July
July, like June, in Ibaruma, Japan, is a moderately hot summer month, with temperature in the range of an average low of 28.4°C (83.1°F) and an average high of 29.3°C (84.7°F). The yearly peak temperatures occur in July and August, averaging a high-temperature of 29.3°C (84.7°F). During July, the heat index is evaluated at a fiery hot 36°C (96.8°F). Weather in July »Weather in August
The last month of the summer, August, is also a moderately hot month in Ibaruma, Japan, with an average temperature ranging between max 29.3°C (84.7°F) and min 28.3°C (82.9°F). During July and August, Ibaruma registers its highest temperatures, averaging a high of 29.3°C (84.7°F). In August, the average heat index is evaluated at a fiery hot 36°C (96.8°F). Weather in August »Weather in September
The first month of the autumn, September, is also a moderately hot month in Ibaruma, Japan, with temperature in the range of an average high of 28.5°C (83.3°F) and an average low of 27.3°C (81.1°F). Ibaruma's average high-temperature in September is a still warm 28.5°C (83.3°F), indicating a subtle variation from August. Weather in September »Weather in October
October, the same as September, is a moderately hot autumn month in Ibaruma, Japan, with temperature in the range of an average low of 25.5°C (77.9°F) and an average high of 26.7°C (80.1°F). The introduction of October notes a subtle temperature variation to a still moderately hot 26.7°C (80.1°F) from September's 28.5°C (83.3°F). Weather in October »Weather in November
The last month of the autumn, November, is another warm month in Ibaruma, Japan, with temperature in the range of an average low of 23.5°C (74.3°F) and an average high of 24.9°C (76.8°F). The introduction of November sees an average high-temperature of a still moderately hot 24.9°C (76.8°F), hardly deviating from October. Weather in November »Weather in December
The first month of the winter, December, is also an agreeable month in Ibaruma, Japan, with temperature in the range of an average low of 20.1°C (68.2°F) and an average high of 21.9°C (71.4°F). With the onset of December, the average high-temperature subtly recedes from November's warm 24.9°C (76.8°F) to a pleasant 21.9°C (71.4°F). Weather in December »Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Ibaruma, Japan
The warmest months (with the highest average high temperature) are July and August (29.3°C).
The month with the lowest average high temperature is January (20.6°C).
The month with the highest average low temperature is July (28.4°C).
The coldest month (with the lowest average low temperature) is January (18.7°C).
Average pressure
Ibaruma, Japan
- Average pressure in January:
1020.3mbar - Average pressure in February:
1018.9mbar - Average pressure in March:
1017.5mbar - Average pressure in April:
1014.4mbar - Average pressure in May:
1010.4mbar - Average pressure in June:
1007.3mbar
- Average pressure in July:
1007.2mbar - Average pressure in August:
1005.6mbar - Average pressure in September:
1008.7mbar - Average pressure in October:
1013mbar - Average pressure in November:
1017mbar - Average pressure in December:
1019.3mbar
The month with the highest atmospheric pressure is January (1020.3mbar).
The month with the lowest atmospheric pressure is August (1005.6mbar).
Average wind speed
Ibaruma, Japan
- Average wind speed in January:
30.8km/h - Average wind speed in February:
28.7km/h - Average wind speed in March:
27km/h - Average wind speed in April:
23.7km/h - Average wind speed in May:
20.4km/h - Average wind speed in June:
22.9km/h
- Average wind speed in July:
24.1km/h - Average wind speed in August:
23.3km/h - Average wind speed in September:
24.9km/h - Average wind speed in October:
30.1km/h - Average wind speed in November:
29.1km/h - Average wind speed in December:
32.9km/h
The windiest month (with the highest average wind speed) is December (32.9km/h).
The calmest month (with the lowest average wind speed) is May (20.4km/h).
Average humidity
Ibaruma, Japan
The month with the highest relative humidity is June (85%).
The months with the lowest relative humidity are January and December (76%).
Average rainfall
Ibaruma, Japan
The wettest month (with the highest rainfall) is August (217mm).
The driest month (with the least rainfall) is March (50mm).
Average rainfall days
Ibaruma, Japan
- Average rainfall days in January:
20.8 days - Average rainfall days in February:
17 days - Average rainfall days in March:
16.8 days - Average rainfall days in April:
16.7 days - Average rainfall days in May:
18 days - Average rainfall days in June:
16.8 days
- Average rainfall days in July:
17.9 days - Average rainfall days in August:
22.1 days - Average rainfall days in September:
20 days - Average rainfall days in October:
20 days - Average rainfall days in November:
21.4 days - Average rainfall days in December:
21.2 days
The month with the highest number of rainy days is August (22.1 days).
The month with the least rainy days is April (16.7 days).
Average daylight / Average sunshine
Ibaruma, Japan
- Average daylight in January:
10h and 48min - Average daylight in February:
11h and 18min - Average daylight in March:
12h and 0min - Average daylight in April:
12h and 42min - Average daylight in May:
13h and 18min - Average daylight in June:
13h and 36min
- Average daylight in July:
13h and 30min - Average daylight in August:
13h and 0min - Average daylight in September:
12h and 18min - Average daylight in October:
11h and 36min - Average daylight in November:
11h and 0min - Average daylight in December:
10h and 42min
The month with the longest days is June (Average daylight: 13h and 36min).
The month with the shortest days is December (Average daylight: 10h and 42min).
- Average sunshine in January:
4h and 48min - Average sunshine in February:
5h and 12min - Average sunshine in March:
5h and 42min - Average sunshine in April:
6h and 12min - Average sunshine in May:
7h and 48min - Average sunshine in June:
9h and 48min
- Average sunshine in July:
8h and 42min - Average sunshine in August:
8h and 18min - Average sunshine in September:
8h and 6min - Average sunshine in October:
6h and 54min - Average sunshine in November:
4h and 48min - Average sunshine in December:
4h and 6min
The month with the most sunshine is June (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 4h and 6min).
Average sunshine days
Ibaruma, Japan
- Average sunshine days in January:
6.7 days - Average sunshine days in February:
8 days - Average sunshine days in March:
10.2 days - Average sunshine days in April:
10.1 days - Average sunshine days in May:
10.3 days - Average sunshine days in June:
11.8 days
- Average sunshine days in July:
10.6 days - Average sunshine days in August:
7.3 days - Average sunshine days in September:
7.7 days - Average sunshine days in October:
7.6 days - Average sunshine days in November:
6.2 days - Average sunshine days in December:
6.3 days
The month with the most sunshine days is June (11.8 days).
The month with the least sunshine days is November (6.2 days).
Average UV index
Ibaruma, Japan
The months with the highest UV index are May, June, July, August and September (UV index 7).
The months with the lowest UV index are January, February, March and December (UV index 5).
Average cloud cover
Ibaruma, Japan
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is July (Cloud cover 36).
Average visibility
Ibaruma, Japan
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).





