Naples weather by month & the best time to visit
Italy · major coastal city · Mediterranean climate
The best time to visit Naples is July — its sunniest month (Sunshine Score 91/100), with August and June close behind. Naples averages about 2,808 hours of sunshine a year. Daytime highs around 32°C / 90°F and roughly 25 mm of rain in July.
When is the best time to visit Naples?
For sunshine, the best time to visit Naples is July, then August and June. The dullest month is January (26/100, 88 mm of rain). The full month-by-month picture is in the table below.
How sunny is Naples?
Naples gets a lot of sun: around 2,808 hours a year. 65 Sunshine Score points separate July (91) from January (26), so the month you pick matters. It ranks #10 of 38 destinations in Italy for annual sunshine, above the national median of 2,538 hours. The year's 755 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 26 | 12° / 54°F | 5° / 41°F | 88 mm | 1 | 16° / 61°F |
| February | 28 | 12° / 54°F | 5° / 41°F | 68 mm | 2 | 15° / 59°F |
| March | 48 | 15° / 59°F | 7° / 45°F | 70 mm | 4 | 15° / 59°F |
| April | 78 | 19° / 66°F | 10° / 50°F | 56 mm | 5 | 17° / 63°F |
| May | 87 | 23° / 73°F | 14° / 57°F | 47 mm | 7 | 20° / 68°F |
| June | 90 | 29° / 84°F | 18° / 64°F | 33 mm | 8 | 24° / 75°F |
| July | 91 | 32° / 90°F | 21° / 70°F | 25 mm | 9 | 28° / 82°F |
| August | 91 | 32° / 90°F | 21° / 70°F | 24 mm | 8 | 29° / 84°F |
| September | 83 | 27° / 81°F | 18° / 64°F | 68 mm | 6 | 26° / 79°F |
| October | 82 | 23° / 73°F | 14° / 57°F | 76 mm | 4 | 23° / 73°F |
| November | 56 | 17° / 63°F | 10° / 50°F | 116 mm | 2 | 21° / 70°F |
| December | 33 | 13° / 55°F | 6° / 43°F | 84 mm | 1 | 18° / 64°F |
Sea temperature in Naples by month
The sea off Naples is warmest in August at around 29°C / 84°F, and coolest in February at 15°C / 59°F. The water sits at a comfortable 21°C or warmer roughly 6 months a year. Month-by-month sea-surface temperatures are in the Sea column of the table above.
Nearest destinations
Head-to-head
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Naples: questions and answers
What kind of destination is Naples?
Naples is a major coastal city in Italy with a Mediterranean climate — the sea reaches 29°C at its warmest and is swimmable (21°C+) about 6 months a year.
How many hours of sunshine does Naples get a year?
Naples gets about 2,808 hours of sunshine a year, at its best around July.
When is the best time to visit Naples?
The sunniest time to visit Naples is July, when the Sunshine Score peaks at 91/100 (with August and June close behind). Expect daytime highs around 32°C / 90°F.
What is the least sunny month in Naples?
January is the least sunny month in Naples, scoring 26/100 with about 88 mm of rain.
What is the sea temperature in Naples?
The sea in Naples ranges from about 15°C (February) to 29°C (August). Month-by-month sea temperatures are on this page.
How strong is the sun in Naples?
The typical midday UV index in Naples peaks around 9 (very high) in July, easing to about 1 (low) in January. Month-by-month midday UV values are in the UV column of the table on this page.
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