Joetsu Water Temperature
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Joetsu is a city close to Sea of Japan.
August is the month with the highest water temperature at 80.1°F / 26.7°C.
The coldest month is March with an average water temperature of 49.1°F / 9.5°C.
May is the driest at 1.2in / 31.5mm and January the wettest month with 11.1in / 282mm.
With an average air temperature of 76.8°F / 24.9°C, August is the warmest month in a year. January is the coldest with 32.2°F / 0.1°C average air temperature.
The Climate is described as mild temperate climate with hot summer. Best time to Visit would be in August, September, June, July.
The coldest month is March with an average water temperature of 49.1°F / 9.5°C.
May is the driest at 1.2in / 31.5mm and January the wettest month with 11.1in / 282mm.
With an average air temperature of 76.8°F / 24.9°C, August is the warmest month in a year. January is the coldest with 32.2°F / 0.1°C average air temperature.
The Climate is described as mild temperate climate with hot summer. Best time to Visit would be in August, September, June, July.
Joetsu Summary
| Description | Value |
|---|---|
| Current water temperature | / |
| Warmest Month Water Temperature: | August with 26.7°C / 80.1°F |
| Coldest Month Water Temperature: | March with 9.5°C / 49.1°F |
| Warmest Month Air Temperature: | August with 24.9°C / 76.8°F |
| Coldest Month Air Temperature: | January with 0.1°C / 32.2°F |
| Wettest Month: | January with 282mm / 11.1in |
| Driest Month: | May with 31.5mm / 1.2in |
| Highest Humidity | July with 85.2% |
| Lowest Humidity | May with 74.8% |
| Best Time to Visit: | August, September, June, July |
| Climate Classification | mild temperate climate with hot summer |
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Joetsu water temperature by month
Sea of Japan water temperature by month
| Max. Water
Temperature (°C) |
ø. Water
Temperature (°C) |
Min. Water
Temperature (°C) |
|
|---|---|---|---|
|
January |
13.3 | 12.1 | 11 |
|
February |
11 | 10.2 | 9.7 |
|
March |
9.9 | 9.5 | 9.3 |
|
April |
12.2 | 10.6 | 9.5 |
|
May |
17.1 | 14.4 | 12.4 |
|
June |
21.3 | 19.4 | 17 |
|
July |
25.7 | 23.4 | 21.4 |
|
August |
26.9 | 26.5 | 25.8 |
|
September |
26.2 | 24.9 | 23.3 |
|
October |
23.2 | 21.5 | 19.9 |
|
November |
19.8 | 18.2 | 16.6 |
|
December |
16.5 | 14.9 | 13.4 |
Sea of Japan water temperature by month
| Max. Water
Temperature (°F) |
ø. Water
Temperature (°F) |
Min. Water
Temperature (°F) |
|
|---|---|---|---|
|
January |
55.9 | 53.8 | 51.8 |
|
February |
51.8 | 50.4 | 49.5 |
|
March |
49.8 | 49.1 | 48.7 |
|
April |
54 | 51.1 | 49.1 |
|
May |
62.8 | 57.9 | 54.3 |
|
June |
70.3 | 66.9 | 62.6 |
|
July |
78.3 | 74.1 | 70.5 |
|
August |
80.4 | 79.7 | 78.4 |
|
September |
79.2 | 76.8 | 73.9 |
|
October |
73.8 | 70.7 | 67.8 |
|
November |
67.6 | 64.8 | 61.9 |
|
December |
61.7 | 58.8 | 56.1 |
The warmest water temperature are in August with around 80.1°F / 26.7°C.
The coldest in March with an average water temperature of 49.1°F / 9.5°C.
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Joetsu weather today & 14-day weather forecast
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Joetsu weather by month / climate table
Max. Temperature °C | ø. Temperature °C | Min. Temperature (°C) |
Precip. (mm) |
Rainy Days (d) |
Rel. Humidity (%) |
|
|---|---|---|---|---|---|---|
|
January |
4.1 | 0.1 | -3.8 | 282 | 27 | 83.1% |
|
February |
6.5 | 0.4 | -4.2 | 159.4 | 22 | 81.5% |
|
March |
10.5 | 3.3 | -2.7 | 95.9 | 21 | 78.2% |
|
April |
18.2 | 9.4 | 1.5 | 50.5 | 7 | 75.1% |
|
May |
23 | 15.6 | 8.2 | 31.5 | 3 | 74.8% |
|
June |
26.1 | 19.9 | 12.1 | 100.8 | 13 | 79.2% |
|
July |
29 | 23.6 | 18.2 | 258.9 | 23 | 85.2% |
|
August |
30.6 | 24.9 | 19.8 | 147 | 19 | 81.9% |
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September |
28.3 | 21 | 14.3 | 156.6 | 14 | 83.1% |
|
October |
22.4 | 14.9 | 7.8 | 105.7 | 0 | 81.6% |
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November |
17 | 8.9 | 3 | 131.9 | 17 | 82.7% |
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December |
10.5 | 3 | -2.6 | 235 | 25 | 84.2% |
Max. Temperature °F | ø. Temperature °F | Min. Temperature (°F) |
Precip. (in) |
Rainy Days (d) |
Rel. Humidity (%) |
|
|---|---|---|---|---|---|---|
|
January |
39.4 | 32.2 | 25.2 | 11.1 | 27 | 83.1% |
|
February |
43.7 | 32.7 | 24.4 | 6.3 | 22 | 81.5% |
|
March |
50.9 | 37.9 | 27.1 | 3.8 | 21 | 78.2% |
|
April |
64.8 | 48.9 | 34.7 | 2 | 7 | 75.1% |
|
May |
73.4 | 60.1 | 46.8 | 1.2 | 3 | 74.8% |
|
June |
79 | 67.8 | 53.8 | 4 | 13 | 79.2% |
|
July |
84.2 | 74.5 | 64.8 | 10.2 | 23 | 85.2% |
|
August |
87.1 | 76.8 | 67.6 | 5.8 | 19 | 81.9% |
|
September |
82.9 | 69.8 | 57.7 | 6.2 | 14 | 83.1% |
|
October |
72.3 | 58.8 | 46 | 4.2 | 0 | 81.6% |
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November |
62.6 | 48 | 37.4 | 5.2 | 17 | 82.7% |
|
December |
50.9 | 37.4 | 27.3 | 9.3 | 25 | 84.2% |
May is the driest at 1.2in / 31.5mm and January the wettest month with 11.1in / 282mm.
With an average temperature of 76.8°F / 24.9°C, August is the warmest month in a year. January is the coldest with 32.2°F / 0.1°C average temperature.
Activities & POI in Joetsu
| Type of Activity | List |
|---|---|
| Attraction | 上越市立水族博物館 |
