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Contents
- The climate of Naples
- The best time to visit Naples
- The worst time to visit Naples
- Spring weather in Naples
- Summer weather in Naples
- Autumn weather in Naples
- Winter weather in Naples
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average sea temperature
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Magnificent white sandy shores of Naples in Florida, USA, complete with a view of the city structure and plantation
The climate of Naples
Naples, positioned on the southwestern fringes of Florida's coastline, falls under the Aw classification on the Köppen climate scale, indicative of a tropical wet and dry or savanna climate. A distinguishing characteristic of this environment encompasses distinctive wet and dry seasons peppered throughout the year.
A glance over annual weather parameters reveals a relatively constant humidity level hovering between a low of 72% in March and April to high of 76% in December. Relation between rainfall and humidity becomes clear, with the drier months of March and February correlating to the less humid phase of the year and the wettest month of August reflecting a high 74% humidity level.
With regards to temperature fluctuations, minimal variance exists between highest and lowest monthly averages. The cool phase spans from January to March, with the mercury hovering from 59.5°F (15.3°C) to 64°F (17.8°C) at the lower end and peaking at no more than 75.9°F (24.4°C). Thereafter a steady climb carries the temperature to the year's zenith at 88.3°F (31.3°C) in August and thereafter a gradual cool down transpires.
Sea temperature ranges from 66.6°F (19.2°C) in January, progressively increases to attain a pinnacle at 87.2°F (30.7°C) in August, before sliding down the scale to close the year at 71.2°F (21.8°C) in December. Coinciding with this, daylight hours undergo an increase from 10.7 hours in January, peaking at 13.8 hours in June and culminating in December with 10.5 hours. This trend is mirrored by the UV index which amplifies from 5 in February to touch a high of 7 from May through to September.
A glance over annual weather parameters reveals a relatively constant humidity level hovering between a low of 72% in March and April to high of 76% in December. Relation between rainfall and humidity becomes clear, with the drier months of March and February correlating to the less humid phase of the year and the wettest month of August reflecting a high 74% humidity level.
With regards to temperature fluctuations, minimal variance exists between highest and lowest monthly averages. The cool phase spans from January to March, with the mercury hovering from 59.5°F (15.3°C) to 64°F (17.8°C) at the lower end and peaking at no more than 75.9°F (24.4°C). Thereafter a steady climb carries the temperature to the year's zenith at 88.3°F (31.3°C) in August and thereafter a gradual cool down transpires.
Sea temperature ranges from 66.6°F (19.2°C) in January, progressively increases to attain a pinnacle at 87.2°F (30.7°C) in August, before sliding down the scale to close the year at 71.2°F (21.8°C) in December. Coinciding with this, daylight hours undergo an increase from 10.7 hours in January, peaking at 13.8 hours in June and culminating in December with 10.5 hours. This trend is mirrored by the UV index which amplifies from 5 in February to touch a high of 7 from May through to September.
The best time to visit Naples
The period between December and April emerges as the most amenable time frame to explore Naples. Ideal weather conditions pervade during these months with temperatures oscillating in the comfortable zone of 59.5°F (15.3°C) to 81°F (27.2°C), complemented by relatively low humidity (73% to 76 %). With sea temperature at a pleasant 66.6°F (19.2°C) to 75.4°F (24.1°C), beach side activities become an enjoyable pursuit. Adding to this favourable milieu is the low precipitation levels, with no more than 0.87" (22mm) registered in December.
The worst time to visit Naples
Spiraling temperatures along with high precipitation levels deter visitors from the months of June to September. With temperatures extending from 78.3°F (25.7°C) to 88.3°F (31.3°C), frequent and intense bouts of heat may prove unsuitable for sightseeing. Adding to this discomfort is the increased humidity level (75% to 74%) and considerably high rainfall amount, making this period the most unfavourable time to tour the city.
Spring weather in Naples
Spring months from March to May in Naples are marked by a surge in temperatures. Starting from relatively cooler averages of 64°F (17.8°C) to 75.9°F (24.4°C) in March, readings consistently rise reaching a high of 70.3°F (21.3°C) to 81°F (27.2°C) by May. Correspondingly, sea temperatures also rise, with readings moving from 69.1°F (20.6°C) to 79.9°F (26.6°C) during the same period. A gradual elevation in rainfall quantity takes place as well, starting at 0.63" (16mm) in March and reaching 2.09" (53mm) by May.
Summer weather in Naples
The summer season, encompassing the months of June to August, witnesses the most elevated temperature readings. A steady climb from 74.1°F (23.4°C) to 86.5°F (30.3°C) in June culminates in the highest recorded average of 79.7°F (26.5°C) to 88.3°F (31.3°C) in August. Simultaneously, sea temperatures continue to rise, registering a high of 87.2°F (30.7°C) in August. With escalating rainfall levels attaining a maximum of 4.29" (109mm) in the same month, summer months transform into the wettest period in Naples.
Autumn weather in Naples
Autumn in Naples, comprising the months from September to November, signifies a period of gradually decreasing temperature range. Starting from 78.4°F (25.8°C) to 87.1°F (30.6°C) in September, temperatures wane to 67.8°F (19.9°C) to 78.4°F (25.8°C) by November. Concurrently, sea temperatures also recede from 85.6°F (29.8°C) in September to 76.5°F (24.7°C) by November. As temperatures taper off, so does the rainfall count, dropping from 2.4" (61mm) in September to a minimum of 0.75" (19mm) by November.
Winter weather in Naples
Winter months in Naples reflect relative moderation in climatological conditions. Temperatures fall within a narrow bracket of 59.5°F (15.3°C) to 74.8°F (23.8°C) between December and February, with sea temperatures averaging between 66.6°F (19.2°C) and 69.1°F (20.6°C) during the same period. While rainfall levels are considerably lower, the humidity remains steady. The month of December records the highest humidity level at 76% while rainfall hovers around 0.83" (21mm), rising slightly to 0.87" (22mm) in February.
Weather in January
Naples, Florida sees a mild start to the year in January. The winter weather is marked by moderate temperatures with increasing daylight hours. However, cool winds dominate this month, reaching speeds of up to 13.9mph (22.4km/h) which is the highest in the year. Weather in January »
Weather in February
Moving into February, Naples' weather continues its gentle winter phase. There's a subtle rise in temperature and a distinct drop in wind speed when compared to January. The city experiences a noticeable decrease in rainfall to 0.71" (18mm), making February drier than its predecessor. Weather in February »
Weather in March
As spring approaches, March signals a transition in the weather of Naples, Florida. Temperatures rise further and support a slightly warmer climate than the previous month. In March, sea water temperatures escalate to a comfortable 69.1°F (20.6°C) indicating a prelude to Florida's famous beach weather. Weather in March »
Weather in April
April brings about a distinct shift towards warmer weather conditions in Naples. The city starts to experience an increase in daily high temperatures and sea water warmth, attracting beach enthusiasts. A point to note is the upturn in rainfall, reported at 0.71" (18mm), indicating commencement of the wet season. Weather in April »
Weather in May
The arrival of May in Naples marks the beginning of the pre-summer phase with hot and humid conditions. The days grow longer providing sizeable daylight hours for outdoor exploration. This month records the most drastic increase in rainfall, reaching a significant 2.09" (53mm). Weather in May »
Weather in June
June in Naples, Florida truly ushers in summer with high day temperatures and night temperatures soaring to 78.3°F (25.7°C). The increase in humidity is a direct effect of the high temperatures causing the air to be moisture-laden. Weather in June »
Weather in July
July is the peak of the summer season in Naples with temperatures climbing to their maximum averages. High relative humidity of 73% dominates the weather scene, coupled with the highest average sea temperature of 85.6°F (29.8°C). Weather in July »
Weather in August
August in Naples carries on the summer overhaul with similar weather characteristics as July. Naples sees its highest recorded rainfall during August, measuring to an astounding 4.29" (109mm). This implies frequent and sometimes heavy rain showers across the city. Weather in August »
Weather in September
September signifies a gradual decline in the intensity of summer in Naples. There's a slight fall in day temperatures and a lesser increase in rainfall from a high of 4.29" (109mm) in August to 2.4" (61mm). Nevertheless, The sea temperature remains high, allowing for swimming and other water-based activities. Weather in September »
Weather in October
October brings a noticeable change in Naples' weather conditions with the advent of autumn. The month sees a further reduction in daily temperatures and rainfall amounts, inviting drier days. A radical drop in rainfall from 2.4" (61mm) in September to 1.5" (38mm) in October stands testament to this change. Weather in October »
Weather in November
The brilliant autumn weather continues in November with further dips in temperature, rainfall, and relative humidity. The most notable feature of November's weather is the sharp fall in rainfall, with recorded rainfall dropping to just 0.75" (19mm). Weather in November »
Weather in December
Rounding off the year, December brings the coldest average temperatures to Naples, Florida. A further decline in rainfall and temperatures underlines the arrival of winter. A remarkable drop in sea temperature to 71.2°F (21.8°C) suggests a seasonal shift in climate. Weather in December »
Updated: Jun 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months?
January, with average temperatures reaching a high of 71.6°F (22°C) and a low of 59.5°F (15.3°C), is the coldest month.
How many days does it rain?
In Naples, during the entire year, the rain falls for 162.1 days and collects up to 21.69" (551mm) of precipitation.
When is the ocean coldest?
January and February, with an average ocean temperature of 66.7°F (19.3°C), are months with the coldest seawater.
What is the month with the lowest UV index?
January and February, with an average maximum UV index of 5, are months with the lowest UV index.
What is the least humid month?
With an average relative humidity of 72%, March is the least humid month.
What is the driest month?
The month with the least rainfall is March, when the rain falls for 9.5 days and typically collects 0.63" (16mm) of precipitation.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.
What are the months with the most sunshine in Naples?
May and July, with an average of 11.1h of sunshine, are months with the most sunshine in Naples, Florida.
What are the months with the highest UV index?
The months with the highest UV index are May through September, with an average maximum UV index of 7.
When are the longest days?
With an average of 13h and 48min of daylight, June has the longest days of the year.
What month is the hottest?
August, recognised by an average high temperature of 88.3°F (31.3°C) and a low of 80.2°F (26.8°C), is Naples's warmest month.
What is the wettest month?
The month with the most rainfall is August, when the rain falls for 22.4 days and typically aggregates up to 4.29" (109mm) of precipitation.
What month is the ocean warmest in Naples?
With an average ocean temperature of 87.3°F (30.7°C), August is the month with the warmest seawater.
What is the most humid month?
The most humid month is December, with an average relative humidity of 76%.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 10h and 30min of daylight.
What is the month with the least sunshine?
With an average of 6.7h of sunshine, December has the least sunshine of the year.
Average temperature
Naples, FL
The warmest month (with the highest average high temperature) is August (88.3°F).
The month with the lowest average high temperature is January (71.6°F).
The month with the highest average low temperature is August (80.2°F).
The coldest month (with the lowest average low temperature) is January (59.5°F).
Average pressure
Naples, FL
- Average pressure in January:
30.11"Hg - Average pressure in February:
30.09"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
30.01"Hg - Average pressure in May:
30"Hg - Average pressure in June:
29.99"Hg
- Average pressure in July:
30.02"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
29.94"Hg - Average pressure in October:
29.95"Hg - Average pressure in November:
30.04"Hg - Average pressure in December:
30.08"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is September (29.94"Hg).
Average wind speed
Naples, FL
- Average wind speed in January:
9mph - Average wind speed in February:
8.5mph - Average wind speed in March:
8.8mph - Average wind speed in April:
8.6mph - Average wind speed in May:
7.8mph - Average wind speed in June:
6.6mph
- Average wind speed in July:
6.2mph - Average wind speed in August:
6.5mph - Average wind speed in September:
7mph - Average wind speed in October:
9.1mph - Average wind speed in November:
9.2mph - Average wind speed in December:
8.6mph
The windiest month (with the highest average wind speed) is November (9.2mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).
Average humidity
Naples, FL
The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is March (72%).
Average rainfall
Naples, FL
- Average rainfall in January:
0.83" - Average rainfall in February:
0.71" - Average rainfall in March:
0.63" - Average rainfall in April:
0.71" - Average rainfall in May:
2.09" - Average rainfall in June:
3.31"
The wettest month (with the highest rainfall) is August (4.29").
The driest month (with the least rainfall) is March (0.63").
Average rainfall days
Naples, FL
- Average rainfall days in January:
7.7 days - Average rainfall days in February:
7 days - Average rainfall days in March:
9.5 days - Average rainfall days in April:
11.3 days - Average rainfall days in May:
15.3 days - Average rainfall days in June:
18.8 days
- Average rainfall days in July:
20 days - Average rainfall days in August:
22.4 days - Average rainfall days in September:
21.5 days - Average rainfall days in October:
13.1 days - Average rainfall days in November:
7.6 days - Average rainfall days in December:
7.9 days
The month with the highest number of rainy days is August (22.4 days).
The month with the least rainy days is February (7 days).
Average sea temperature
Naples, FL
The best month for swimming (with the highest average sea temperature) is August (87.2°F).
The coldest month (with the lowest average sea temperature) is January (66.6°F).
Average daylight / Average sunshine
Naples, FL
- Average daylight in January:
10h and 4min - Average daylight in February:
11h and 2min - Average daylight in March:
12h and 0min - Average daylight in April:
12h and 5min - Average daylight in May:
13h and 2min - Average daylight in June:
13h and 5min
- Average daylight in July:
13h and 4min - Average daylight in August:
13h and 0min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 3min - Average daylight in November:
10h and 5min - Average daylight in December:
10h and 3min
The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).
- Average sunshine in January:
7h and 2min - Average sunshine in February:
8h and 5min - Average sunshine in March:
9h and 0min - Average sunshine in April:
9h and 4min - Average sunshine in May:
11h and 1min - Average sunshine in June:
10h and 5min
- Average sunshine in July:
11h and 1min - Average sunshine in August:
9h and 5min - Average sunshine in September:
9h and 1min - Average sunshine in October:
7h and 4min - Average sunshine in November:
6h and 5min - Average sunshine in December:
6h and 4min
The months with the most sunshine are May and July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days
Naples, FL
- Average sunshine days in January:
21.8 days - Average sunshine days in February:
19.5 days - Average sunshine days in March:
20.3 days - Average sunshine days in April:
16.3 days - Average sunshine days in May:
12.9 days - Average sunshine days in June:
8.4 days
- Average sunshine days in July:
8.3 days - Average sunshine days in August:
6.8 days - Average sunshine days in September:
7.1 days - Average sunshine days in October:
15.5 days - Average sunshine days in November:
20.6 days - Average sunshine days in December:
20.2 days
The month with the most sunshine days is January (21.8 days).
The month with the least sunshine days is August (6.8 days).
Average UV index
Naples, FL
The months with the highest UV index are May, June, July, August and September (UV index 7).
The months with the lowest UV index are January and February (UV index 5).
Average cloud cover
Naples, FL
The month with the most cloud cover is January (Cloud cover 28).
The months with the least cloud cover are March and April (Cloud cover 22).
Average visibility
Naples, FL
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Naples, Florida, USA
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