Day
31 °C
Night
21 °C
Sea
27 °C
Precipitation
83 mm
in month
Rainy days
9 days
in month
Daylight
11 hours
average
Sunshine
8 hours
average
Humidity
75 %
We make the most from 40 years of historical weather data to predict the best weather conditions.
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We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.
In Naples situated in the United States of America, one can experience a climate that is predominantly tropical in nature. During the months of January and August, one can observe daytime temperatures fluctuating between 25 °C (76 °F) and 34 °C (92 °F) respectively. The highest recorded seawater temperatures occur in August, registering at 30 °C (86 °F), while February boasts the lowest seawater temperatures at 20 °C (69 °F). In April, Naples typically has the least amount of rainfall, with an average of 5 characterized by precipitation. Conversely, August is the wettest month, with an average of 16 experiencing rainfall. The warmest nighttime temperatures usually occur in August, reaching around 24 °C (74 °F), with the coldest nights in January, dipping to approximately 12 °C (54 °F).
January in Naples greets you with the minimum daytime temperatures averaging 25 °C (76 °F), along with a sea temperature that dips slightly from the previous month to 20 °C (69 °F). Observers can note the outset of increased rainfall. Nighttime temperatures drop to their lowest point, registering an average of 12 °C (54 °F).
February sees a subtle uptrend in both sea and day temperatures in Naples, at 20 °C (69 °F) and 25 °C (78 °F) respectively. The increment in night temperatures also commences this month with an average of 13 °C (55 °F). Enthusiasts will notice a surge in the number of clear, sunny hours as well.
With the arrival of March, Naples observes a steady climb in daytime temperatures, averaging 27 °C (81 °F), while the sea begins to warm up, reaching 21 °C (71 °F). One can sense the onset of the tourist season. The frequency of rainy days declines to 6, yet, paradoxically, the volume of precipitation is on the rise, at about 68 mm (2.68 in). The nocturnal temperatures continue their ascent, maintaining an average of 15 °C (58 °F).
As Naples transitions into April, day temperatures warm up to an average of 29 °C (84 °F), and the sea temperature also experiences a rise, averaging 24 °C (75 °F). The peak of the tourist season is nearing. The count of rainy days touches its minimum at 5, while the precipitation volume begins to decline, coming in at 51 mm (2.02 in). Nighttime temperatures rise further, averaging 17 °C (62 °F).
The ascent of daytime temperatures in Naples becomes more evident, averaging 31 °C (88 °F), while the sea temperature also elevates, reaching 26 °C (79 °F). The zenith of the tourist season is almost upon us. Moreover, a noticeable increase in rainfall volume occurs, indicated by 79 mm (3.10 in). The apogee of sunny hours is attained at 10 hours. Nighttime temperatures maintain their upward trajectory, registering 20 °C (67 °F).
June's embrace in Naples comes with a continued rise in sea temperature, now finding itself at 28 °C (83 °F), and day temperatures further extend their reach, averaging 33 °C (91 °F). The tourist season remains at its near peak. Rainfall days increase slightly from the previous month, totaling 13, while the volume of rain hits its peak. Nighttime temperatures also climb, averaging 22 °C (72 °F).
July sees a marginal hike in Naples' daytime temperature, averaging 33 °C (92 °F), and the sea temperature peaks as well, registering a warm 30 °C (85 °F). The onset of the wet season is imminent. While the number of rainy days slightly goes up from the previous month, at 14, the amount of rainfall begins to decrease. Night temperatures also edge up, settling at 23 °C (74 °F).
The very zenith of daytime temperatures is reached in Naples during August, with an average of 34 °C (92 °F), concurrently with sea temperatures peaking at 30 °C (86 °F). Amid the wet season, the highest number of rainy days is recorded, averaging 16. The wet season truly asserts itself. The pinnacle of nighttime temperatures is similarly notable, registering 24 °C (74 °F).
September in Naples signals a gradual decline in day temperatures to an average of 33 °C (91 °F), alongside the commencement of a decrease in sea temperature, now at 29 °C (85 °F). A gentle reminder that the tourist season is winding down. The wet season remains in full swing, and the volume of rain slowly tails off.
October's aura in Naples sees the continuation of day temperature decline, now averaging 31 °C (88 °F), while the sea temperature also displays a downtrend, at 27 °C (81 °F). The number of rainfall days also descends, paralleling the prior month, with an average of 9. The initial drop in nighttime temperatures begins, calculated at 21 °C (69 °F).
As Naples inches towards November, the day temperature continues its downward motion, while the sea temperature dips as well, now reaching 24 °C (76 °F). The decline in nighttime temperatures persists, now marking an average of 17 °C (63 °F). Precipitation quantity continues its downward course, and the number of sunny hours wanes somewhat.
December in Naples sees a continuance of the decline in day temperatures experienced in prior months; they're now averaging 26 °C (78 °F). Correspondingly, sea temperatures also descend, now standing at 22 °C (72 °F). The decrease in nighttime temperatures is ongoing, now averaging 14 °C (57 °F). The volume of rainfall reaches its lowest ebb, and the least amount of sunshine hours is observed alongside the shortest day length.
Contrary to a common misconception, January in Naples is not part of the dry season; expect rain on roughly 6 days throughout the month.
In February, the sea temperature in Naples hovers around a brisk 20 °C (69 °F), which might be too cool for comfortable swimming for most people.
Indeed, March in Naples is characterized by a gradual improvement in weather conditions, making it a prologue to the tourist season, with enjoyable day temperatures and decreasing rainfall days.
April in Naples presents a delightful climate with agreeable temperatures that generally will not induce excessive heat, making it ideal for tourism and outdoor activities.
Yes, May in Naples boasts a generous average of 10 hours of sunshine per day, enhancing the appeal of this period for visitors and locals alike.
Travelers can anticipate pleasant and balmy conditions in Naples in June with daytime temperatures reaching up to 33 °C (91 °F), perfect sea temperatures around 28 °C (83 °F), and agreeably warm nights averaging 22 °C (72 °F)
July in Naples features sweltering heat with average day temperatures around 33 °C (92 °F) and consistent wet conditions, marking the early part of the wet season.
As Naples endures August's torrid peak, one should expect the highest day temperatures averaging 34 °C (92 °F) and sea temperatures soaring to 30 °C (86 °F).
In the twilight of summer, September in Naples witnesses a subtle reduction in day temperatures, still averaging a warm 33 °C (91 °F).
October's sea temperatures in Naples remain very inviting, registering at 27 °C (81 °F), offering a delightful experience for extended swimming sessions.
November ushers in a perceptible cooling trend in Naples, with average day temperatures settling around 28 °C (83 °F), perfect for various outdoor pursuits.
Indeed, December brings the year's shortest day lengths and a minimal average of sunny hours, amounting to 7 hours per day, in Naples.