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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
Weather in January
January, like December, in Imamachi, Japan, is a wintry winter month, with an average temperature fluctuating between 2.8°C (37°F) and -1.1°C (30°F). The month of January, characterized by an average high of 2.8°C (37°F) and a low of -1.1°C (30°F), is recognized as the coldest. Weather in January »
Weather in February
February, the last month of the winter in Imamachi, is also a wintry month, with temperature in the range of an average high of 3.7°C (38.7°F) and an average low of -1.3°C (29.7°F). Imamachi's February reports an average high-temperature of a still wintry 3.7°C (38.7°F), exhibiting a minor difference from January. Weather in February »
Weather in March
The first month of the spring, March, is a chilly month in Imamachi, Japan, with an average temperature ranging between min 1.6°C (34.9°F) and max 8.1°C (46.6°F). In Imamachi, stepping into March brings a gentle temperature nudge, moving slightly up from February's wintry 3.7°C (38.7°F) to a chilly 8.1°C (46.6°F). Weather in March »
Weather in April
April is a refreshing spring month in Imamachi, Japan, with an average temperature varying between 5.8°C (42.4°F) and 13.7°C (56.7°F). Imamachi's weather in April shows a rise in the average high-temperature, moving up from March's chilly 8.1°C (46.6°F) to a moderate 13.7°C (56.7°F). Weather in April »
Weather in May
The last month of the spring, May, is an agreeable month in Imamachi, Japan, with an average temperature ranging between min 10.9°C (51.6°F) and max 20.7°C (69.3°F). An increase in the average high-temperature marks May, moving from April's refreshing 13.7°C (56.7°F) to a pleasant 20.7°C (69.3°F). Weather in May »
Weather in June
June, the first month of the summer in Imamachi, is a warm month, with temperature in the range of an average low of 14.8°C (58.6°F) and an average high of 24.5°C (76.1°F). As Imamachi, Japan, welcomes June, the average high-temperature sees a modest rise, transitioning from an agreeable 20.7°C (69.3°F) in May to a warm 24.5°C (76.1°F). Weather in June »
Weather in July
July, like June, in Imamachi, Japan, is a moderately hot summer month, with an average temperature fluctuating between 28.3°C (82.9°F) and 19.8°C (67.6°F). The arrival of July brings a soft temperature shift, with the average high-temperature nudging from a warm 24.5°C (76.1°F) in June to a still moderately hot 28.3°C (82.9°F). Weather in July »
Weather in August
August, the last month of the summer in Imamachi, is another warm month, with an average temperature varying between 21.1°C (70°F) and 29.9°C (85.8°F). With an average high-temperature of 29.9°C (85.8°F) and an average low-temperature of 21.1°C (70°F), August is the warmest month. In August, the average heat index is appraised at a fiery hot 37°C (98.6°F). Weather in August »
Weather in September
September, the first month of the autumn in Imamachi, is still a warm month, with an average temperature ranging between min 16.6°C (61.9°F) and max 25.1°C (77.2°F). The transition into September subtly indicates a reduction in the average high-temperature, down to a still warm 25.1°C (77.2°F) from August's 29.9°C (85.8°F). Weather in September »
Weather in October
October, like September, in Imamachi, Japan, is another refreshing autumn month, with an average temperature varying between 11.5°C (52.7°F) and 19°C (66.2°F). With the onset of October, Imamachi's average high-temperature adjusts, receding from September's moderately hot 25.1°C (77.2°F) to a comfortable 19°C (66.2°F). Weather in October »
Weather in November
November, the last month of the autumn in Imamachi, is another cool month, with an average temperature fluctuating between 12.5°C (54.5°F) and 6.6°C (43.9°F). Imamachi's November weather comes with a decrease in average high-temperatures, moving from a comfortable 19°C (66.2°F) in October to a fresh 12.5°C (54.5°F). Weather in November »
Weather in December
December, the first month of the winter in Imamachi, is also a frosty month, with an average temperature fluctuating between 2°C (35.6°F) and 6.5°C (43.7°F). Imamachi in December undergoes a mild reduction in the average high-temperature, shifting from November's fresh 12.5°C (54.5°F) to a frosty 6.5°C (43.7°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
What part of the year is the coldest in Imamachi?
In Imamachi, January records the average lowest temperatures, peaking at 2.8°C (37°F) and reaching a low of -1.1°C (30°F).
What is the most humid month in Imamachi?
The most humid month in Imamachi, Japan, is January, with an average relative humidity of 86%.
How many days does it rain in Imamachi?
In Imamachi, during the entire year, the rain falls for 200.2 days and collects up to 1278mm (50.31") of precipitation.
When does it snow in Imamachi?
Months with snowfall are January through April, November and December.
When does it snow the most in Imamachi?
January is the month with the most snowfall. Snow falls for 21.7 days and accumulates 787mm (30.98") of snow.
How many days does it snow in Imamachi?
Throughout the year, there are 63.7 snowfall days, and 2013mm (79.25") of snow is accumulated.
What is the month with the least sunshine in Imamachi?
January has the least sunshine of the year, with an average of 1.8h of sunshine.
What is the month with the lowest UV index in Imamachi?
The months with the lowest UV index in Imamachi, Japan, are January and December, with an average maximum UV index of 1.
What is the least humid month in Imamachi?
May is the least humid month, with an average relative humidity of 71%.
What is the driest month in Imamachi?
The month with the least rainfall is May, when the rain falls for 14.2 days and typically collects 60mm (2.36") of precipitation.
When it does not snow in Imamachi?
May through October are months without snowfall.
When are the longest days in Imamachi?
June has the longest days of the year in Imamachi, with an average of 14h and 42min of daylight.
What is the month with the highest UV index in Imamachi?
The month with the highest UV index in Imamachi is July, with an average maximum UV index of 7.
What time of the year is the hottest in Imamachi?
August is the month when Imamachi, Japan, experiences its warmest temperatures, averaging a high of 29.9°C (85.8°F) and a low of 21.1°C (70°F).
What month has the most sunshine in Imamachi?
With an average of 10.1h of sunshine, August has the most sunshine of the year.
What is the rainiest month in Imamachi?
The month with the most rainfall in Imamachi, Japan, is December, when the rain falls for 18.9 days and typically aggregates up to 175mm (6.89") of precipitation.
What is the month with the shortest days in Imamachi?
December has the shortest days of the year in Imamachi, Japan, with an average of 9h and 36min of daylight.
Is there Daylight Saving Time (DST) in Imamachi?
Imamachi, Japan, does not utilize Daylight Saving Time (DST). JST timezone is used throughout the entire year.
Average temperature
Imamachi, Japan
The warmest month (with the highest average high temperature) is August (29.9°C).
The month with the lowest average high temperature is January (2.8°C).
The month with the highest average low temperature is August (21.1°C).
The coldest month (with the lowest average low temperature) is February (-1.3°C).
Average pressure
Imamachi, Japan
- Average pressure in January:
1017.5mbar - Average pressure in February:
1018.8mbar - Average pressure in March:
1016.8mbar - Average pressure in April:
1014.9mbar - Average pressure in May:
1012.1mbar - Average pressure in June:
1009.2mbar
- Average pressure in July:
1009.5mbar - Average pressure in August:
1010.2mbar - Average pressure in September:
1014mbar - Average pressure in October:
1017.7mbar - Average pressure in November:
1019.2mbar - Average pressure in December:
1017.2mbar
The month with the highest atmospheric pressure is November (1019.2mbar).
The month with the lowest atmospheric pressure is June (1009.2mbar).
Average wind speed
Imamachi, Japan
- Average wind speed in January:
13.7km/h - Average wind speed in February:
12.6km/h - Average wind speed in March:
11.7km/h - Average wind speed in April:
10.4km/h - Average wind speed in May:
8.8km/h - Average wind speed in June:
8km/h
- Average wind speed in July:
7.2km/h - Average wind speed in August:
7.3km/h - Average wind speed in September:
8.1km/h - Average wind speed in October:
9km/h - Average wind speed in November:
10.6km/h - Average wind speed in December:
13.6km/h
The windiest month (with the highest average wind speed) is January (13.7km/h).
The calmest month (with the lowest average wind speed) is July (7.2km/h).
Average humidity
Imamachi, Japan
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is May (71%).
Average rainfall
Imamachi, Japan
- Average rainfall in January:
161mm - Average rainfall in February:
99mm - Average rainfall in March:
103mm - Average rainfall in April:
86mm - Average rainfall in May:
60mm - Average rainfall in June:
75mm
The wettest month (with the highest rainfall) is December (175mm).
The driest month (with the least rainfall) is May (60mm).
Average rainfall days
Imamachi, Japan
- Average rainfall days in January:
13.3 days - Average rainfall days in February:
10.7 days - Average rainfall days in March:
17.2 days - Average rainfall days in April:
15.7 days - Average rainfall days in May:
14.2 days - Average rainfall days in June:
15.7 days
- Average rainfall days in July:
20.9 days - Average rainfall days in August:
18.6 days - Average rainfall days in September:
16.7 days - Average rainfall days in October:
17.8 days - Average rainfall days in November:
20.5 days - Average rainfall days in December:
18.9 days
The month with the highest number of rainy days is July (20.9 days).
The month with the least rainy days is February (10.7 days).
Average snowfall
Imamachi, Japan
The month with the highest snowfall is January (787mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days
Imamachi, Japan
- Average snowfall days in January:
21.7 days - Average snowfall days in February:
16.3 days - Average snowfall days in March:
10.3 days - Average snowfall days in April:
1.7 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0.5 days - Average snowfall days in December:
13.2 days
The month with the highest number of snowfall days is January (21.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Imamachi, Japan
- Average daylight in January:
9h and 5min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
14h and 1min - Average daylight in June:
14h and 4min
- Average daylight in July:
14h and 3min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 1min - Average daylight in December:
9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January:
1h and 5min - Average sunshine in February:
2h and 3min - Average sunshine in March:
4h and 5min - Average sunshine in April:
8h and 2min - Average sunshine in May:
9h and 2min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
9h and 1min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 1min - Average sunshine in October:
6h and 3min - Average sunshine in November:
4h and 0min - Average sunshine in December:
2h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 1h and 48min).
Average sunshine days
Imamachi, Japan
- Average sunshine days in January:
2.6 days - Average sunshine days in February:
5.3 days - Average sunshine days in March:
7.3 days - Average sunshine days in April:
11.8 days - Average sunshine days in May:
14.5 days - Average sunshine days in June:
12.2 days
- Average sunshine days in July:
7.4 days - Average sunshine days in August:
9.8 days - Average sunshine days in September:
11.4 days - Average sunshine days in October:
11 days - Average sunshine days in November:
8.2 days - Average sunshine days in December:
4.8 days
The month with the most sunshine days is May (14.5 days).
The month with the least sunshine days is January (2.6 days).
Average UV index
Imamachi, Japan
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
Imamachi, Japan
The month with the most cloud cover is January (Cloud cover 82).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility
Imamachi, Japan
The months with the highest visibility are March, April, May, June, July, August, September, October and November (9km).
The month with the lowest visibility is January (7km).
