Planning a visit to Mount Vesuvius? Brace yourself for an exciting weather rollercoaster! This region offers a dynamic climate that can swing from calm to windy in moments. During winter, reaching the summit can be tricky due to weather that drops down to -2°C with chances of snowfall. Meanwhile, summer promises abundant sunshine, but temperatures can soar uncomfortably high (up to 35°C), especially during midday.

So before heading out, check the weather forecast. If rain is expected, keep in mind that access to the crater may be restricted for safety reasons. Whether you're facing scorching heat or unexpected chill, come prepared with this handy guide for a memorable adventure at this historic and unpredictable volcano.

Vesuvius weather at a glance

Average temperature: 16°C (61°F)
Warmest month: August
Coldest month: January
Longest days: June to August
Shortest days: November
Wettest month: November
Windiest month: March
Altitude: 1,281 m

Mount Vesuvius seasons

Season	Months	Temperature	Popular activities	Pro tip
Spring	March, April, May	15°C to 25°C (59°F to 77°F)	Hiking, sightseeing in the Bay of Naples and surrounding areas from the crater rim	Look out for rare flowers like Italian maples and alder as well as wildflowers like anemone, poppy and wild orchid
Summer	June, July, August	25°C to 30°C (77°F to 86°F)	Hiking, picnicking	Beat the heat by starting your day early and keep an eye out for yellow flowers, which are known as broom bush by the locals.
Autumn	September, November	15°C to 25°C (59°F to 77°F)	3-hour Mount Vesuvius hiking, wine tasting during harvest season	Try the chestnuts, mushrooms, and seasonal fruits during this season in any of the nearby towns.
Winter	December, January, February	10°C to 15°C (50°F to 59°F)	Explore the nearby Christmas markets, attend local festivals like Naples winter wine festival	Try the local Lacryma Christi (Tears of Christ) wines if you attend any of the wine festivals.

Vesuvius weather by month

January

5-10°C

The volcano experiences cold temperatures and occasional snowfall, creating a serene and quieter atmosphere.

February

5-12°C

February arrives with chilly temperatures and has occasional rain showers. It's a quieter time for visiting, with opportunities to see early signs of spring emerging from the rugged terrain.

March

8-15°C

As spring begins, temperatures gradually warm up. The landscape starts to bloom with wildflowers, making it an ideal time for hiking and enjoying clearer views of the crater. March is special for the awakening of nature after the winter months.

April

10-18°C

The month sees mild temperatures at the volcano, with spring in full swing. The volcano's surroundings are lush with greenery and colorful blossoms, offering a picturesque setting for hiking and exploring the crater rim.

May

15-23°C

It is warmer now, perfect for longer hikes and enjoying panoramic views of the Bay of Naples from the crater rim. The weather is ideal for outdoor adventures, with longer daylight hours and pleasant conditions for exploring the volcanic landscape.

June

20-28°C

Mount Vesuvius experiences the onset of summer with warm and sunny days. It's a great time for sunrise or sunset visits to capture great views over the Bay of Naples. The volcano is bustling with tourists exploring its trails and enjoying the clear skies.

July

22-30°C

It is the peak of summer, characterized by hot and dry weather. It's ideal for experiencing the vibrant atmosphere of the volcano, though precautions are necessary for sun exposure.

August

22-30°C

Hot temperatures continue, making early morning or late afternoon visits preferable to avoid the midday heat. It's a popular time for sightseeing and enjoying outdoor activities amidst the volcanic scenery and clear summer skies.

September

18-26°C

The month arrives with pleasant temperatures as summer transitions into autumn. It's a beautiful time to visit, with moderate weather ideal for hiking and exploring the crater rim.

October

15-23°C

In October, the autumn colors shine at the volcano. It's a serene time for hiking and enjoying the changing landscape, with occasional rainfall enhancing the volcanic scenery. The month offers a quieter and cooler visit.

November

10-18°C

November sees cooler temperatures, signaling late autumn. It's a tranquil period for exploring the volcano's trails amidst the crisp air and occasional showers.

December

5-12°C

December brings winter to Mount Vesuvius, characterized by cold temperatures and occasional snowfall. Paths may be icy, limiting hiking opportunities, but the quieter ambiance adds to the unique experience of exploring Vesuvius in winter.

Best season to visit Mount Vesuvius

To fully appreciate Mount Vesuvius while avoiding the extremes of weather, the best times to visit are from March until early June and from September until early November. During these periods, the weather is generally mild and pleasant, making it ideal for hiking and exploring the volcano without the intense heat of summer or the potential for snow and cold in winter. Spring brings blooming wildflowers and clearer views, while autumn offers beautiful foliage and a quieter atmosphere.

Is Mount Vesuvius accessible in winter?

The volcano remains open year-round, but visiting during winter can be challenging due to weather conditions. The accessibility to the summit may be limited by fog, poor visibility, or snow covering the paths and parking areas. Climbing to the top and seeing the crater can be particularly difficult in these conditions, and the site may close temporarily for safety reasons. Despite the weather’s uncertainty, winter offers a quieter atmosphere and stunning views after rainfall or snowfall. Keeping your schedule flexible is key to making the most of your visit to this iconic site.

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Mount Vesuvius Entry Tickets

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From Naples: Mount Vesuvius Entry Tickets with Round-Trip Transfers

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From Pompeii: Mount Vesuvius Entry Tickets with Round-Trip Transfers

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From Naples: Mount Vesuvius & Herculaneum or Pompeii Day Trip

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Your guide to Mount Vesuvius weather

Vesuvius weather at a glance

Mount Vesuvius seasons