Climate and monthly weather forecastKowan, Japan
Climate and monthly weather forecast
Weather in January
January, the same as December, is another comfortable winter month in Kowan, Japan, with an average temperature fluctuating between 19°C (66.2°F) and 16.8°C (62.2°F). The coldest period tends to be January, when average temperatures fluctuate between a high of 19°C (66.2°F) and a low of 16.8°C (62.2°F). Weather in January »Weather in February
The last month of the winter, February, is another comfortable month in Kowan, Japan, with an average temperature ranging between max 19.6°C (67.3°F) and min 17.7°C (63.9°F). February ushers in an average high-temperature of a still enjoyable 19.6°C (67.3°F), aligning closely with the preceding month. Weather in February »Weather in March
The first month of the spring, March, is an agreeable month in Kowan, Japan, with an average temperature ranging between max 20.7°C (69.3°F) and min 18.3°C (64.9°F). March's weather displays an average high-temperature of an agreeable 20.7°C (69.3°F), slightly varied from February's 19.6°C (67.3°F). Weather in March »Weather in April
April, the same as March, in Kowan, Japan, is another pleasant spring month, with an average temperature fluctuating between 22.3°C (72.1°F) and 20.4°C (68.7°F). Shifting into April, Kowan records an average high-temperature of a still pleasant 22.3°C (72.1°F), presenting minor fluctuations compared to the previous month. Weather in April »Weather in May
May, the last month of the spring in Kowan, is a moderately hot month, with temperature in the range of an average low of 23.2°C (73.8°F) and an average high of 24.8°C (76.6°F). May's commencement is accompanied by an average high-temperature of a warm 24.8°C (76.6°F), diverging marginally from April's 22.3°C (72.1°F). Weather in May »Weather in June
June, the first month of the summer in Kowan, is still a warm month, with an average temperature ranging between max 27.3°C (81.1°F) and min 26°C (78.8°F). June's climate shows a minor adjustment in average high-temperatures to a still warm 27.3°C (81.1°F) from May's 24.8°C (76.6°F). Weather in June »Weather in July
July, like June, in Kowan, Japan, is another warm summer month, with an average temperature varying between 29.1°C (84.4°F) and 27.9°C (82.2°F). July's onset sees an average high-temperature of a still warm 29.1°C (84.4°F), exhibiting a slight fluctuation from the previous month. Weather in July »Weather in August
The last month of the summer, August, is another warm month in Kowan, Japan, with an average temperature varying between 29.4°C (84.9°F) and 28.3°C (82.9°F). Kowan's August weather, with an average high temperature of 29.4°C (84.9°F) and an average low temperature of 28.3°C (82.9°F), tends to be the warmest of the year. For August, the heat index is appraised at a fiery hot 36°C (96.8°F). Weather in August »Weather in September
The first month of the autumn, September, is still a warm month in Kowan, Japan, with temperature in the range of an average high of 28.7°C (83.7°F) and an average low of 27.3°C (81.1°F). Kowan's weather in September, with an average high-temperature of a still moderately hot 28.7°C (83.7°F), subtly shifts from August's 29.4°C (84.9°F). Weather in September »Weather in October
October, like September, in Kowan, Japan, is a moderately hot autumn month, with an average temperature varying between 25.1°C (77.2°F) and 26.5°C (79.7°F). September's transformation into October witnesses an average high-temperature of a still warm 26.5°C (79.7°F), noting a minor change from the preceding month. Weather in October »Weather in November
The last month of the autumn, November, is also a moderately hot month in Kowan, Japan, with an average temperature varying between 22.2°C (72°F) and 24°C (75.2°F). Kowan marks the onset of November with an average high-temperature of a still warm 24°C (75.2°F), a subtle shift from October's 26.5°C (79.7°F). Weather in November »Weather in December
The first month of the winter, December, is still a pleasant month in Kowan, Japan, with an average temperature fluctuating between 18.7°C (65.7°F) and 20.6°C (69.1°F). December is characterized by a mild reduction in the average high-temperature, from a warm 24°C (75.2°F) in November to a pleasant 20.6°C (69.1°F). Weather in December »Updated: Jan 31, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Kowan, Japan, records the coldest temperatures in January, averaging a high of 19°C (66.2°F) and a low of 16.8°C (62.2°F).
January is the least humid month in Kowan, Japan, with an average relative humidity of 72%.
In Kowan, Japan, during the entire year, the rain falls for 228 days and collects up to 1405mm (55.31") of precipitation.
With an average of 4.3h of sunshine, January has the least sunshine of the year in Kowan.
February is the month with the least rainfall in Kowan, Japan. Rain falls for 18.1 days and accumulates 58mm (2.28") of precipitation.
With an average relative humidity of 87%, June is the most humid month.
The month with the most rainfall is June, when the rain falls for 21.5 days and typically aggregates up to 207mm (8.15") of precipitation.
With an average of 13h and 48min of daylight, June has the longest days of the year in Kowan, Japan.
June through September, with an average maximum UV index of 7, are months with the highest UV index in Kowan.
The month with the most sunshine in Kowan, Japan, is July, with an average of 10.5h of sunshine.
August is the warmest month, with an average high-temperature of 29.4°C (84.9°F) and an average low-temperature of 28.3°C (82.9°F).
The month with the shortest days in Kowan, Japan, is December, with an average of 10h and 30min of daylight.
Kowan, Japan, does not utilize Daylight Saving Time (DST). JST timezone is used over the entire year.
The month with the lowest UV index in Kowan, Japan, is December, with an average maximum UV index of 4.
Average temperature
Kowan, Japan
The warmest month (with the highest average high temperature) is August (29.4°C).
The month with the lowest average high temperature is January (19°C).
The month with the highest average low temperature is August (28.3°C).
The coldest month (with the lowest average low temperature) is January (16.8°C).
Average pressure
Kowan, Japan
- Average pressure in January:
1020.8mbar - Average pressure in February:
1019.6mbar - Average pressure in March:
1018mbar - Average pressure in April:
1015.1mbar - Average pressure in May:
1011.1mbar - Average pressure in June:
1008.2mbar
- Average pressure in July:
1008.3mbar - Average pressure in August:
1006.6mbar - Average pressure in September:
1009mbar - Average pressure in October:
1012.8mbar - Average pressure in November:
1017.8mbar - Average pressure in December:
1019.8mbar
The month with the highest atmospheric pressure is January (1020.8mbar).
The month with the lowest atmospheric pressure is August (1006.6mbar).
Average wind speed
Kowan, Japan
- Average wind speed in January:
26.8km/h - Average wind speed in February:
25.4km/h - Average wind speed in March:
24.8km/h - Average wind speed in April:
22.8km/h - Average wind speed in May:
19.8km/h - Average wind speed in June:
21.3km/h
- Average wind speed in July:
21.6km/h - Average wind speed in August:
21.8km/h - Average wind speed in September:
22.3km/h - Average wind speed in October:
27.6km/h - Average wind speed in November:
25.8km/h - Average wind speed in December:
27.9km/h
The windiest month (with the highest average wind speed) is December (27.9km/h).
The calmest month (with the lowest average wind speed) is May (19.8km/h).
Average humidity
Kowan, Japan
The month with the highest relative humidity is June (87%).
The month with the lowest relative humidity is January (72%).
Average rainfall
Kowan, Japan
- Average rainfall in January:
60mm - Average rainfall in February:
58mm - Average rainfall in March:
76mm - Average rainfall in April:
91mm - Average rainfall in May:
177mm - Average rainfall in June:
207mm
The wettest month (with the highest rainfall) is June (207mm).
The driest month (with the least rainfall) is February (58mm).
Average rainfall days
Kowan, Japan
- Average rainfall days in January:
21.5 days - Average rainfall days in February:
18.1 days - Average rainfall days in March:
17.6 days - Average rainfall days in April:
16.4 days - Average rainfall days in May:
17.8 days - Average rainfall days in June:
21.5 days
- Average rainfall days in July:
16.9 days - Average rainfall days in August:
20.8 days - Average rainfall days in September:
20 days - Average rainfall days in October:
19.5 days - Average rainfall days in November:
17.2 days - Average rainfall days in December:
20.7 days
The months with the highest number of rainy days are January and June (21.5 days).
The month with the least rainy days is April (16.4 days).
Average daylight / Average sunshine
Kowan, Japan
- Average daylight in January:
10h and 42min - Average daylight in February:
11h and 18min - Average daylight in March:
12h and 0min - Average daylight in April:
12h and 48min - Average daylight in May:
13h and 24min - Average daylight in June:
13h and 48min
- Average daylight in July:
13h and 36min - Average daylight in August:
13h and 0min - Average daylight in September:
12h and 18min - Average daylight in October:
11h and 30min - Average daylight in November:
10h and 54min - Average daylight in December:
10h and 30min
The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).
- Average sunshine in January:
4h and 18min - Average sunshine in February:
5h and 24min - Average sunshine in March:
5h and 54min - Average sunshine in April:
6h and 48min - Average sunshine in May:
8h and 12min - Average sunshine in June:
8h and 54min
- Average sunshine in July:
10h and 30min - Average sunshine in August:
9h and 0min - Average sunshine in September:
8h and 18min - Average sunshine in October:
6h and 18min - Average sunshine in November:
5h and 12min - Average sunshine in December:
4h and 24min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days
Kowan, Japan
- Average sunshine days in January:
6 days - Average sunshine days in February:
6.9 days - Average sunshine days in March:
9.5 days - Average sunshine days in April:
11.3 days - Average sunshine days in May:
10.7 days - Average sunshine days in June:
7 days
- Average sunshine days in July:
11.2 days - Average sunshine days in August:
7.3 days - Average sunshine days in September:
6.9 days - Average sunshine days in October:
7 days - Average sunshine days in November:
8.4 days - Average sunshine days in December:
6.4 days
The month with the most sunshine days is April (11.3 days).
The month with the least sunshine days is January (6 days).
Average UV index
Kowan, Japan
The months with the highest UV index are June, July, August and September (UV index 7).
The month with the lowest UV index is December (UV index 4).
Average cloud cover
Kowan, Japan
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility
Kowan, Japan
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
