In Nagoya, a city of Japan, located in the central part of Honshu Island, in the Chubu region and in Aichi Prefecture, the climate is
, with quite cold winters and hot, humid and rainy summers. Like the rest of Japan, the city is affected by the
: in winter, the northwest cold currents will prevail, while in summer, they will be replaced by hot and humid currents of tropical origin.
Nagoya is located a short distance from the sea, north of Ise Bay, in the Nobi Plain, an area famous for being particularly hot in summer.
, there are mild periods, with highs around 12/15 °C (54/59 °F), but also cold and windy periods, with highs around 5/7 °C (41/45 °F) or less, and possible snowfalls (usually light). At night, there may be slight frosts.
, hot and muggy periods, with sunshine, highs around 35 °C (95 °F) and above, tropical nights and high humidity, alternate with periods of bad weather, with wind and rain, and sometimes (especially in June) a little cool at night. August is the hottest month, both because of the thermal inertia of the sea and because of the lower frequency of periods of bad weather.
is abundant, in fact, it amounts to 1,500 millimeters (60 inches) per year. Winter is the driest season; the rainiest months are June, July and September. In August, there is a certain decrease in the frequency of rains: on average, among the summer months, it is the driest and sunniest as well as the hottest.
in Nagoya is good in winter (from December to February, the sun shines more than half the time). In the other seasons, the sun does not shine very often because of both the disturbances that occur in spring and autumn and of the summer monsoon. In summer, August is sunnier than June and July.
is warm enough for swimming, with a temperature of 23 °C (73 °F) or more, from July to October.
From June to October (but especially from August to early October), Nagoya can be affected by
, the tropical cyclones of South-East Asia. On September 26, 1959, the city was hit hard by Typhoon Ise-wan (also called Vera).
As regards to the climate, the best times to visit Nagoya are spring and autumn, and in particular, from mid-April to mid-May and from late October to mid-November.
in Nagoya reaches its peak around April the 1st. About a week passes between the beginning and the peak of the flowering. The blooming date can vary by a few days, or even a week, earlier or later, depending on the year. Even though in some years it can get a little cold, with highs around 12 °C (54 °F), you can also take advantage of this period.
In summer, August is partly preferable to July, having more sunshine and less rainfall, but it is also true that it is hotter and there's a greater risk of typhoons.
. Here are the average temperatures.
January, the coldest month of the year, is generally a quite cold month. The average temperature is of
4.7 °C, with a minimum of
0.6 °C and a maximum of
8.8 °C.
On the coldest nights of the month, the temperature usually drops to around
-3.5 °C. However, it dropped to
-5 °C in January 1995.
On the warmest days of the month, the temperature usually reaches around
13.5 °C. However, it reached
17 °C in January 2020.
Precipitation amounts to
50 mm, distributed over 6 days.
The day lasts on average 10 hours and 5 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 56% of the time.
The average humidity is 63%.
The average wind speed is of
11.3 kph.
The average sea temperature is of
14.8 °C. Therefore, the sea is cold for swimming.
February is generally a quite cold month. The average temperature is of
5.6 °C, with a minimum of
1.3 °C and a maximum of
10 °C.
On the coldest nights of the month, the temperature usually drops to around
-3.5 °C. However, it dropped to
-7 °C in February 1999.
On the warmest days of the month, the temperature usually reaches around
17 °C. However, it reached
21 °C in February 2016.
Precipitation amounts to
65 mm, distributed over 7 days.
The day lasts on average 10 hours and 55 minutes.
There are on average 6.5 hours of sunshine per day. So, the sun shines 57% of the time.
The average humidity is 59%.
The average wind speed is of
12.5 kph.
The average sea temperature is of
13.7 °C. Therefore, the sea is very cold for swimming.
March is generally a mild month. The average temperature is of
9.3 °C, with a minimum of
4.8 °C and a maximum of
13.9 °C.
On the coldest nights of the month, the temperature usually drops to around
-1 °C. However, it dropped to
-2 °C in March 1991.
On the warmest days of the month, the temperature usually reaches around
20.5 °C. However, it reached
25 °C in March 2018.
Precipitation amounts to
115 mm, distributed over 10 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 6.5 hours of sunshine per day. So, the sun shines 54% of the time.
The average humidity is 56%.
The average wind speed is of
13.2 kph.
The average sea temperature is of
13.6 °C. Therefore, the sea is very cold for swimming.
April is generally a very mild month. The average temperature is of
14.9 °C, with a minimum of
10.2 °C and a maximum of
19.6 °C.
On the coldest nights of the month, the temperature usually drops to around
3 °C. However, it dropped to
0 °C in April 1993.
On the warmest days of the month, the temperature usually reaches around
26.5 °C. However, it reached
30 °C in April 1998.
Precipitation amounts to
130 mm, distributed over 10 days.
The day lasts on average 13 hours and 5 minutes.
There are on average 6.5 hours of sunshine per day. So, the sun shines 51% of the time.
The average humidity is 57%.
The average wind speed is of
12.5 kph.
The average sea temperature is of
14.8 °C. Therefore, the sea is cold for swimming.
May is generally a warm month. The average temperature is of
19.8 °C, with a minimum of
15.3 °C and a maximum of
24.4 °C.
On the coldest nights of the month, the temperature usually drops to around
9 °C. However, it dropped to
4 °C in May 1991.
On the warmest days of the month, the temperature usually reaches around
30.5 °C. However, it reached
34 °C in May 2019.
Precipitation amounts to
150 mm, distributed over 11 days.
The day lasts on average 14 hours and 0 minutes.
There are on average 6.5 hours of sunshine per day. So, the sun shines 47% of the time.
The average humidity is 61%.
The average wind speed is of
11.6 kph.
The average sea temperature is of
17.6 °C. Therefore, the sea is cold for swimming.
June is generally a warm to hot month. The average temperature is of
23.7 °C, with a minimum of
20 °C and a maximum of
27.4 °C.
On the coldest nights of the month, the temperature usually drops to around
15.5 °C. However, it dropped to
13 °C in June 1993.
On the warmest days of the month, the temperature usually reaches around
33 °C. However, it reached
36 °C in June 2011.
Precipitation amounts to
185 mm, distributed over 13 days.
The day lasts on average 14 hours and 30 minutes. So the days are long. June 21, the summer solstice, is the longest day of the year in the Northern Hemisphere.
There are on average 5 hours of sunshine per day. So, the sun shines 35% of the time.
The average humidity is 68%.
The average wind speed is of
10.2 kph.
The average sea temperature is of
21 °C. Therefore, the sea is cool for swimming.
July is generally a very hot, muggy month. The average temperature is of
27.7 °C, with a minimum of
24 °C and a maximum of
31.3 °C.
On the coldest nights of the month, the temperature usually drops to around
20.5 °C. However, it dropped to
17 °C in July 1996.
On the warmest days of the month, the temperature usually reaches around
36.5 °C. However, it reached
40 °C in July 2018.
Precipitation amounts to
210 mm, distributed over 13 days.
The day lasts on average 14 hours and 10 minutes. So the days are long.
There are on average 5.5 hours of sunshine per day. So, the sun shines 38% of the time.
The average humidity is 71%. Hence, the air is normally humid.
The average wind speed is of
10.5 kph.
The average sea temperature is of
24.4 °C. Therefore, the sea is warm enough for swimming.
August, the hottest month of the year, is generally a very hot month. The average temperature is of
28.9 °C, with a minimum of
25 °C and a maximum of
32.9 °C.
On the coldest nights of the month, the temperature usually drops to around
21 °C. However, it dropped to
18 °C in August 1993.
On the warmest days of the month, the temperature usually reaches around
37 °C. However, it reached
39 °C in August 1994.
Precipitation amounts to
140 mm, distributed over 9 days.
The day lasts on average 13 hours and 25 minutes.
There are on average 6.5 hours of sunshine per day. So, the sun shines 48% of the time.
The average humidity is 68%.
The average wind speed is of
10.9 kph.
The average sea temperature is of
27 °C. Therefore, the sea is pleasantly warm and allows long swims.
September is generally a warm to hot month. The average temperature is of
25 °C, with a minimum of
21.1 °C and a maximum of
28.8 °C.
On the coldest nights of the month, the temperature usually drops to around
15 °C. However, it dropped to
10 °C in September 1992.
On the warmest days of the month, the temperature usually reaches around
34 °C. However, it reached
38 °C in September 2010.
Precipitation amounts to
230 mm, distributed over 12 days.
The day lasts on average 12 hours and 25 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 43% of the time.
The average humidity is 69%.
The average wind speed is of
10.6 kph.
The average sea temperature is of
25.7 °C. Therefore, the sea is warm enough for swimming.
October is generally a warm month. The average temperature is of
18.9 °C, with a minimum of
14.7 °C and a maximum of
23.1 °C.
On the coldest nights of the month, the temperature usually drops to around
8 °C. However, it dropped to
4 °C in October 1997.
On the warmest days of the month, the temperature usually reaches around
29 °C. However, it reached
33 °C in October 2019.
Precipitation amounts to
165 mm, distributed over 10 days.
The day lasts on average 11 hours and 20 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 48% of the time.
The average humidity is 67%.
The average wind speed is of
10 kph.
The average sea temperature is of
22.8 °C. Therefore, the sea can be considered barely acceptable for swimming.
November is generally a mild month. The average temperature is of
12.7 °C, with a minimum of
8.4 °C and a maximum of
17.1 °C.
On the coldest nights of the month, the temperature usually drops to around
2.5 °C. However, it dropped to
0 °C in November 1997.
On the warmest days of the month, the temperature usually reaches around
22.5 °C. However, it reached
25 °C in November 2000.
Precipitation amounts to
80 mm, distributed over 7 days.
The day lasts on average 10 hours and 20 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 54% of the time.
The average humidity is 65%.
The average wind speed is of
9.7 kph.
The average sea temperature is of
20 °C. Therefore, the sea is very cool for swimming.
December is generally a quite mild month. The average temperature is of
7.2 °C, with a minimum of
3 °C and a maximum of
11.3 °C.
On the coldest nights of the month, the temperature usually drops to around
-2 °C. However, it dropped to
-4 °C in December 1995.
On the warmest days of the month, the temperature usually reaches around
17 °C. However, it reached
23 °C in December 2015.
Precipitation amounts to
55 mm, distributed over 8 days.
The day lasts on average 9 hours and 50 minutes. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.
There are on average 5.5 hours of sunshine per day. So, the sun shines 56% of the time.
The average humidity is 65%.
The average wind speed is of
10.4 kph.
The average sea temperature is of
17.2 °C. Therefore, the sea is cold for swimming.