Weather in May
Temperature
The start of May brings a shift in the average high-temperature, increasing from April's mild 13.2°C (55.8°F) to a comfortable 18.2°C (64.8°F). In the month of May, Karuizawa witnesses a marked temperature drop at night, averaging a low of 5°C (41°F).Humidity
In May, the average relative humidity in Karuizawa is 74%.Rainfall
Throughout May, 109mm (4.29") of precipitation is accumulated. Throughout the year, in Karuizawa, 1211mm (47.68") of rain is accumulated.Snowfall
May through September are months without snowfall in Karuizawa.Daylight
The average length of the day in May in Karuizawa is 14h and 6min.On the first day of the month, sunrise is at 04:52 and sunset at 18:33. On the last day of May, sunrise is at 04:29 and sunset at 18:57 JST.
Sunshine
With an average of 6.2h of sunshine, May has the most sunshine of the year.Frequently asked questions
What is the temperature in May in Karuizawa?
What is the average humidity in May in Karuizawa?
How much does it rain in Karuizawa in May?
When it does not snow in Karuizawa?
Does it snow in Karuizawa in May?
What is the average length of the day in May in Karuizawa?
When are sunrise and sunset in May in Karuizawa?
What month has the most sunshine in Karuizawa?
How many hours of sunshine does Karuizawa have in May?
Average temperature in May
Karuizawa, Japan
- Average high temperature in May: 18.2°C
The warmest month (with the highest average high temperature) is August (25.5°C).
The month with the lowest average high temperature is January (1.9°C).
- Average low temperature in May: 5°C
The month with the highest average low temperature is August (16.2°C).
The coldest month (with the lowest average low temperature) is January (-9.5°C).
Average humidity in May
Karuizawa, Japan
- Average humidity in May: 74%
The month with the highest relative humidity is September (88%).
The month with the lowest relative humidity is April (72%).
Average rainfall in May
Karuizawa, Japan
- Average rainfall in May: 108.8mm
The wettest month (with the highest rainfall) is June (187.4mm).
The driest month (with the least rainfall) is December (23.3mm).
Average snowfall in May
Karuizawa, Japan
- Average snowfall in May: 0mm
The month with the highest snowfall is February (430mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average daylight in May /
Average sunshine in May
Karuizawa, Japan
- Average daylight in May: 14h and 1min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in May: 6h and 1min
The month with the most sunshine is May (Average sunshine: 6h and 12min).
The month with the least sunshine is September (Average sunshine: 3h and 36min).
Karuizawa, Japan
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