Measurements:
°C
°F
Noboribetsu
62°F
E 8 mph
Feels like: 62°F
Precip: 5%
World Resorts Japan Noboribetsu Weather

Noboribetsu Sea Water Temperature

Current Sea Water Temperature:
+54.0°F
Maximum Sea Water Temperature in June: 68.0°F
Minimum Sea Water Temperature in June: 45.6°F
Average water temperature in June: 57.0°F

Sea Water Temperature for the Last 10 Days:

June 09 54.0°F June 04 53.8°F
June 08 53.6°F June 03 52.0°F
June 07 53.2°F June 01 45.6°F
June 06 53.0°F May 31 48.2°F
June 05 53.2°F May 30 50.2°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:
October 12 days
May 11 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 27.1 °F
December 30.1 °F
The most rainy months:
August 8 days
September 6 days
June 6 days
The most windy months:
December 12 mph
January 11 mph
November 11 mph

Noboribetsu on the Weather Map

Japan Resorts:
NAME
Atami +70
Fukuoka +80
Hakone +70
Hiroshima +80
Kamakura +68
Kobe +76
Kyoto +78
Nagasaki +80
Nagoya +82
Nara +80
Okinawa +76
Osaka +82
Sapporo +62
Tokyo +66
Yokohama +66
24 Hours Weather Forecast
Noboribetsu
Local time: 12:19
10 jun, wednesday
1500 62°F
E
6 mph
1800 58°F
E
2 mph
2100 50°F
SE
2 mph
11 jun, thursday
0000 48°F
SE
5 mph
0300 48°F
SE
4 mph
0600 54°F
SE
2 mph
0900 60°F
NE
2 mph
1200 64°F
N
7 mph