Joetsu Water Temperature
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Joetsu is a city close to Sea of Japan.
mild temperate climate with hot summer would be the climate here.
August is the month with the highest water temperature at 80.1°F / 26.7°C.
The month with the lowest is March with an average water temperature of 49.1°F / 9.5°C.
The avg. air temperature is around 76.8°F / 24.9°C, August is the month with the highest temperature. January is the coolest with 32.2°F / 0.1°C average air temperature.
May is the month with the min. precipitation of 1.2in / 31.5mm and January with the max. precipitation in a year with 11.1in / 282mm.
If you plan to visit this place, the month August, September, June, July would be the best time.
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 hottest water temperature typically reached 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% |
|
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% |
|
November |
62.6 | 48 | 37.4 | 5.2 | 17 | 82.7% |
|
December |
50.9 | 37.4 | 27.3 | 9.3 | 25 | 84.2% |
The hottest avg. temperature is around 76.8°F / 24.9°C, August is the month with the highest temperature. January is the coolest with 32.2°F / 0.1°C average temperature.
May is the month with the lowest precipitation of 1.2in / 31.5mm and January with the maximum precipitation in a year with 11.1in / 282mm.
Activities & POI in Joetsu
| Type of Activity | List |
|---|---|
| Attraction | 上越市立水族博物館 |
