Average daily temperature during the week of 13 October 2025 - 19 October 2025 was 21 °C (70 °F), average minimal (night) temperature was 17 °C (63 °F). Both the daily and night temperatures in Nafplio are roughly same as the long-term average, which is around 23 °C (73 °F) and 14 °C (57 °F) respectively. The hottest day of the week was Saturday in the end of the week. On average, the temperatures during various times of day (in local time) were recorded as: 7am 18 °C (64 °F), 10am 19 °C (66 °F), 1pm 21 °C (70 °F), 4pm 21 °C (70 °F), 7pm 20 °C (68 °F), 10pm 19 °C (66 °F).

During this week: 5 days without rain, 1 day with light rain and 1 day with moderate rain were observed. Nafplio received 17 mm (0.67 in) of precipitation throughout the week, which is slightly above its long-term average of 13 mm (0.51 in). The average cloud coverage during the daytime (from dawn to dusk) was 87 %.

The wind's speed averaged 1.6 m/s. The air pressure varied between 1017 hpa and 1022 hpa. The air in Nafplio had an average humidity of 68 %.

During the daytime (from dawn to dusk), there were in average: 2.5 hours partially overcast skies, 8 hours overcast skies and 2 hours rainy weather. The sunrise on average occurred at 07:37, and the sunset occurred at 18:50.

Weather overview

The historic town of Náfplio, situated in Greece, is renowned for its warm Mediterranean climate, featuring hot summers and mild winters. Daytime temperatures vary, starting from a cooler average of 13 °C (56 °F) in January and peaking at a scorching average of 33 °C (91 °F) in July. The weather pattern shows significant variations in precipitation throughout the year, with August usually being the driest month, averaging only 3 days of rainfall, while February stands out as the wettest, showcasing up to 10 days of rain. Maritime influences are evident from the sea temperatures, which range from a refreshing 15 °C (58 °F) in February to a warm 26 °C (78 °F) in August. Evening temperatures experience a drop, ranging from a chilly 5 °C (41 °F) in February to a comfortable 21 °C (69 °F) in July.

January weather

In Náfplio, one can witness a decline in sea temperature coinciding with the lowest daytime temperatures of the year, registering at 13 °C (56 °F). Moreover, there's a noticeable decrease in the number of rainy days to an average of 9 days, complemented by a reduction in rainfall amounts to 79 mm (3.10 in). Concurrently, the nighttime temperatures also experience a downward trend, settling at 5 °C (42 °F).

February weather

During this period in Náfplio, sea temperatures hit their yearly lows at an average of 15 °C (58 °F), while minimum night temperatures are also observed, averaging at 5 °C (41 °F). The peak count of rainy days is apparent with an average of 10 days. Concurrently, rainfall continues to decrease, now at 65 mm (2.58 in). Additionally, a noticeable increase in sunny hours begins, averaging at 5 hours. The apex of average wind speed is evident this month, at 4.

March weather

An increase in day temperatures to 16 °C (60 °F) signifies the onset of warmer days in Náfplio, with nocturnal temperatures also rising to 7 °C (44 °F). A decrease in rainy days is observed in March, and the sunnier hours continue their ascent, now averaging 6 hours.

April weather

As Náfplio embraces spring, a continued increase in daytime temperatures is discernible, while the sea temperature also begins to ascend. The trend of fewer rainy days prevails with an average of 7 days, and a reduction in rainfall amounts to 40 mm (1.58 in). A rise in the hours of sunshine is noted, tallying 8 hours. Meanwhile, the upward trajectory in night temperatures maintains with an average of 10 °C (50 °F).

May weather

The progression towards summer in Náfplio is marked by a continued rise in daytime temperatures reaching 24 °C (76 °F), in parallel with the ascending sea temperatures averaging 19 °C (65 °F). The downward trend in rainfall activities persists, with the average number of rainy days reducing to 5 days, while rainfall amounts similarly follow suit, standing at 24 mm (0.94 in). The nocturnal warmth progresses, registered at 14 °C (57 °F). The month observes the minimum average wind speed.

June weather

With the onset of the tourist season, Náfplio experiences an upsurge in day temperatures averaging 30 °C (86 °F), while sea temperatures continue their ascent, registering at 22 °C (72 °F). The favorable temperature sets an inviting stage for vacationers. The night temperatures also rise, averaging 18 °C (65 °F). The trajectory of increasing sunshine hours persists, matched with a decrease in the average number of rainy days at 4 days.

July weather

The peak tourist season in Náfplio is marked by the highest daytime temperatures of the year, averaging 33 °C (91 °F), while the sea temperatures also reach a high, averaging 25 °C (77 °F). The minimum rainfall amounts are noticed, standing at 11 mm (0.43 in). Nighttime temperatures also achieve their zenith. The maximum hours of sunlight are clearly observed, with an average of 12 hours.

August weather

Furthermore, the persistent tourist season in Náfplio is accompanied by an ongoing dry spell. The sea temperature reaches its pinnacle this month. The scantiest count of rainy days is noted with an average of 3 days. A slight decrease in the number of sunlit hours begins, marking out 11 hours.

September weather

As the tourist season remains in full swing, a commencement in the descent of day temperatures is perceived in Náfplio, marked at 29 °C (83 °F), with the sea temperatures beginning their downward transition as well. An initial uptick in rainfall is noticeable, with an average number of rainy days climbing to 4 days. A continued drop in the number of hours of direct sunlight is seen too, averaging 9 hours.

October weather

In October, the decline in sea temperatures remains evident in Náfplio, showing an average of 22 °C (72 °F), while the descent of daytime temperatures is also clear, averaging 23 °C (74 °F). An increase in rainfall activity is perceived, with an average of 56 mm (2.19 in), and the number of rainy days continues to climb, now at 6 days. The nocturnal temperatures also trend downward, settling at 14 °C (57 °F). The diminishing magnitude of sunny hours is notable, averaging 7 hours.

November weather

As the year progresses into its penultimate month, a further drop in the daytime temperatures to 18 °C (64 °F) is observed in Náfplio, coupled with the sea temperatures also experiencing a similar decline. The escalation in the number of rainy days is much marked, with the average at 8 days, while the borderline increase in rainfall is also noticeable, amounting to 95 mm (3.75 in). A continued reduction in hours of direct sunlight is evident, averaging 5 hours. The night temperatures also experience a contraction, pitching at 10 °C (50 °F).

December weather

In December, the trend of descending temperatures persists, with daytime averages reaching 14 °C (58 °F) in Náfplio and the sea temperatures continuing their downward trend at 17 °C (63 °F). The peak rainfall amount is observed with an average of 98 mm (3.84 in), while the number of rainy days experiences a similar rise, averaging 10 days. The least amount of sunshine is apparent with an average of 4 hours. Night temperatures continue their decline, averaging 7 °C (45 °F).

What is the average number of wet days in January?

You can expect an average of 9 days of precipitation in January.

How long are the days in February on average?

The day length in February extends to an average of 11 hours.

What is the progression of sea temperatures in March?

Sea temperatures exhibit a slight increment in March, averaging 15 °C (58 °F).

How does the average wind speed in April compare with other months?

In April, the average wind speed marginally decreases to 4 compared to the preceding months.

How many hours of sunlight are there per day in May?

The month of May offers an abundance of sun, averaging out to 9 hours of sunlight per day.

Is June a suitable time for swimming in the sea in Náfplio?

Absolutely, with the sea temperature averaging a delightful 22 °C (72 °F), June is perfect for a swim.

What is the prevalence of rain during July in Náfplio?

Rain is sparse in July, with typically only 3 days days exhibiting rainfall.

How does the relative humidity in August compare to other parts of the year?

Relative humidity in August is measured at an average of 51 %, contrasting with the higher humidity levels seen in winter.

With the tourist season still ongoing, how does September fare in terms of wind speed?

The wind speed in September tends to be moderate, averaging 3, complementing the pleasant temperatures.

Is the fall in Náfplio characterized by a significant amount of rainfall?

Indeed, October in Náfplio observes a noticeable rise in rainfall, with precipitation measures escalating to 56 mm (2.19 in).

What changes in weather conditions should one expect in November?

November brings cooler days with an average daytime temperature of 18 °C (64 °F) and increased precipitation amounting to 95 mm (3.75 in).

How does December rate in terms of day length in Náfplio?

December has the shortest day length, averaging around 9 hours per day.