Current sea water temperature:
+66.6°F
| Minimum sea water temperature in June: | 71.1°F |
| Maximum sea water temperature in June: | 56.3°F |
| Average sea water temperature in June: | 64.1°F |
| more information | |
14 days
forecast
forecast
| Jamestown |
monthly
weather
weather
| Jamestown |
Sea water temperature for the last 10 days:
| June 25 | 66.6°F | June 20 | 65.1°F |
| June 24 | 64.9°F | June 19 | 63.3°F |
| June 23 | 64.9°F | June 18 | 63.7°F |
| June 22 | 64.4°F | June 17 | 63.7°F |
| June 21 | 63.9°F | June 16 | 60.6°F |
Monthly sea water temperature, °F
When is the warmest sea in Jamestown?
Based on the data about daily sea water temperature for the last three years the warmest sea in Jamestown was noticed in August, July and September.
Monthly Sea Temperatures in Jamestown, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 70.7°F. The highest and lowest sea temperatures during the month were 74.1°F and 67.1°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 71.0°F. The highest and lowest sea temperatures during the month were 73.9°F and 67.3°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 68.7°F. The highest and lowest sea temperatures during the month were 70.0°F and 67.6°F.
current
weather
weather
| Jamestown |
weather in
June
June
| Jamestown |
Best time for vacation in Jamestown
Jamestown on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Jamestown
Local time: 08:19
June 25, thursday
0900
73°F
NE
3 mph
3 mph
1200
82°F
NE
9 mph
9 mph
1500
82°F
NE
12 mph
12 mph
1800
73°F
N
9 mph
9 mph
2100
66°F
N
7 mph
7 mph
June 26, friday
0000
66°F
NE
5 mph
5 mph
0300
63°F
E
4 mph
4 mph
0600
63°F
N
8 mph
8 mph
