Measurements:
°C
°F
Nafplio
56°F
SW 2 mph
Feels like: 56°F
Precip: 100%
World Resorts Greece Nafplio Weather

Nafplio Sea Water Temperature

Current Sea Water Temperature:
+69.0°F
Maximum Sea Water Temperature in December: 71.8°F
Minimum Sea Water Temperature in December: 62.0°F
Average water temperature in December: 66.7°F

Sea Water Temperature for the Last 10 Days:

December 04 69.0°F November 29 70.6°F
December 03 69.4°F November 28 70.6°F
December 02 69.6°F November 27 70.8°F
December 01 69.6°F November 26 71.0°F
November 30 70.4°F November 25 70.6°F

When is the Warmest Sea for Nafplio?

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

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 Nafplio was 83.9°F. The maximum and minimum values were 82.0°F and 86.4°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Nafplio was 84.6°F. The maximum and minimum values were 82.0°F and 88.0°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Nafplio was 82.1°F. The maximum and minimum values were 79.6°F and 83.4°F respectively.

Best Time to Visit Nafplio
The most sunny months:
July 29 days
August 29 days
June 25 days
The most warm months:
July 96.0 °F
August 94.7 °F
June 89.3 °F
Warmest sea temperature:
August 84.3 °F
July 83.4 °F
September 81.8 °F
The most cold months:
January 52.8 °F
December 56.1 °F
February 56.1 °F
The most rainy months:
February 3 days
January 3 days
December 3 days
The most windy months:
August 7 mph
July 6 mph
April 5 mph

Nafplio on the Weather Map

Greece Resorts:
NAME
Athenes +58
Athos +58
Bali Gr +60
Chalkidiki +58
Chania +52
Corfu +56
Crete +56
Hanioti +60
Heraklion +60
Hersonissos +56
Paralia Katerini +50
Rhodes +62
Santorini +66
Thasos +60
Thessaloniki +52
24 Hours Weather Forecast
Nafplio
Local time: 08:36
05 dec, friday
0900 56°F
SW
2 mph
1200 60°F
S
3 mph
1500 58°F
SE
3 mph
1800 50°F
S
2 mph
2100 52°F
E
2 mph
06 dec, saturday
0000 48°F
E
3 mph
0300 46°F
E
2 mph
0600 46°F
SE
2 mph