Measurements:
°C
°F
Noboribetsu
30°F
E 25 mph
Feels like: 16°F
Precip: 61%
World Resorts Japan Noboribetsu Weather

Noboribetsu Sea Water Temperature

Current Sea Water Temperature:
+53.2°F
Maximum Sea Water Temperature in December: 56.0°F
Minimum Sea Water Temperature in December: 42.2°F
Average water temperature in December: 48.8°F

Sea Water Temperature for the Last 10 Days:

December 04 53.2°F November 29 54.0°F
December 03 52.6°F November 28 53.0°F
December 02 52.4°F November 27 53.0°F
December 01 52.8°F November 26 53.4°F
November 30 52.6°F November 25 53.6°F

When is the Warmest Sea for Noboribetsu?

According to our data for the last three years for Noboribetsu the highest average sea water temperature was in August, September and July.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Noboribetsu was 77.6°F. The maximum and minimum values were 75.2°F and 80.2°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Noboribetsu was 73.5°F. The maximum and minimum values were 68.2°F and 76.6°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Noboribetsu was 71.9°F. The maximum and minimum values were 68.2°F and 77.0°F respectively.

Best Time to Visit Noboribetsu
The most sunny months:
May 12 days
October 12 days
September 11 days
The most warm months:
August 77.6 °F
July 75.3 °F
September 71.9 °F
Warmest sea temperature:
August 73.5 °F
September 71.5 °F
July 67.3 °F
The most cold months:
January 25.5 °F
February 26.9 °F
December 29.9 °F
The most rainy months:
August 8 days
September 6 days
June 6 days
The most windy months:
December 12 mph
November 11 mph
January 11 mph

Noboribetsu on the Weather Map

Japan Resorts:
NAME
Atami +50
Fukuoka +46
Hakone +52
Hiroshima +46
Kamakura +54
Kobe +48
Kyoto +46
Nagasaki +50
Nagoya +48
Nara +48
Okinawa +70
Osaka +50
Sapporo +28
Tokyo +54
Yokohama +54
24 Hours Weather Forecast
Noboribetsu
Local time: 15:03
05 dec, friday
1800 32°F
E
25 mph
2100 34°F
E
27 mph
06 dec, saturday
0000 34°F
E
29 mph
0300 36°F
E
27 mph
0600 38°F
E
24 mph
0900 40°F
E
22 mph
1200 44°F
E
20 mph
1500 44°F
E
12 mph