Climate Insights for Forio

Napoli, Campania, Italy

Hottest
August
27°C peak
Coldest
January
11°C low
Wettest
November
210mm rain
Best to Visit
April, May, June
Mild temps & low rain

Climate Overview

The climate in Forio is warm and mild. The average annual temperature is 19°C and approximately 906mm of precipitation falls per year. November is the wettest month, receiving around 210mm of rainfall. Forio is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are January, February, March, when temperatures can drop to 11°C.

Temperature

10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 13° Average: 12° Min: 11° Feb Max: 14° Average: 13° Min: 12° Mar Max: 14° Average: 13° Min: 12° Apr Max: 16° Average: 15° Min: 14° May Max: 19° Average: 18° Min: 18° Jun Max: 24° Average: 23° Min: 22° Jul Max: 26° Average: 26° Min: 25° Aug Max: 27° Average: 26° Min: 25° Sep Max: 24° Average: 24° Min: 23° Oct Max: 21° Average: 20° Min: 20° Nov Max: 18° Average: 17° Min: 16° Dec Max: 15° Average: 14° Min: 13°
Max
Average
Min

Forio sees moderate temperature variation throughout the year, ranging from 11°C to 27°C. The warmest month is August, when average highs reach 27°C and the mean temperature sits around 26°C. January is the coolest month, with minimum temperatures around 11°C and an average of 12°C. Daily temperature variation is modest, with an average difference of 2°C between highs and lows. The sharpest temperature change occurs between May and June, with a 5°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 109mm Feb Precipitation: 78mm Mar Precipitation: 68mm Apr Precipitation: 40mm May Precipitation: 50mm Jun Precipitation: 16mm Jul Precipitation: 6mm Aug Precipitation: 12mm Sep Precipitation: 99mm Oct Precipitation: 84mm Nov Precipitation: 210mm Dec Precipitation: 134mm
Precipitation

Forio is a moderately rainy area, receiving approximately 906mm of precipitation annually, which averages out to around 75mm per month. The wettest month is November, averaging 210mm of rainfall. December and January also tend to see above-average precipitation. The driest month is July, with just 6mm. That's 204mm less than November, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 20km/h Feb Wind Speed: 18km/h Mar Wind Speed: 18km/h Apr Wind Speed: 15km/h May Wind Speed: 14km/h Jun Wind Speed: 12km/h Jul Wind Speed: 13km/h Aug Wind Speed: 12km/h Sep Wind Speed: 14km/h Oct Wind Speed: 15km/h Nov Wind Speed: 19km/h Dec Wind Speed: 18km/h
Wind Speed

Forio is mildly breezy, with an average annual wind speed of 16km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is January, averaging 20km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in June, with average winds dropping to 12km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 8km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 19km/h in winter, 15km/h in spring, 12km/h in summer, 16km/h in autumn.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

7 days until Autumn

It is currently summer in Forio, which began on June 21, 2026. Forio is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 27°C, while the coldest stretch bottoms out in January near 11°C. Autumn is next, beginning on September 23, 2026 (7 days from now).

Spring

Temperatures range from 12 to 19°C. Precipitation is moderate at around 157mm for the season, averaging 52mm per month. Winds are moderate at around 15km/h. Light layers work well as temperatures warm through the season. It is a great time to be outdoors.

Summer

Temperatures range from 22 to 27°C. Precipitation is minimal, with only around 34mm for the entire season. Winds are generally light, averaging 12km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

Autumn

Temperatures range from 16 to 24°C. Rainfall is heavy, totalling around 393mm across the season with a monthly average of 131mm. Winds are moderate at around 16km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 11 to 15°C. Rainfall is heavy, totalling around 322mm across the season with a monthly average of 107mm. Winds are moderate at around 19km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 12°
Feb 13°
Mar 13°
Apr 15°
May 18°
Jun 23°
Jul 26°
Aug 26°
Sep 24°
Oct 20°
Nov 17°
Dec 14°

The best time to visit Forio is during April, May, June, September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 58mm per month. By contrast, August can be uncomfortably hot with highs reaching 27°C, while January is the coldest period with lows dropping to 11°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

Monthly Climate Data

The table below shows monthly climate averages for Forio based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
11 °C
13 °C
20 km/h
109 mm
0 cm
Feb
12 °C
14 °C
18 km/h
78 mm
0 cm
Mar
12 °C
14 °C
18 km/h
68 mm
0 cm
Apr
14 °C
16 °C
15 km/h
40 mm
0 cm
May
18 °C
19 °C
14 km/h
50 mm
0 cm
Jun
22 °C
24 °C
12 km/h
16 mm
0 cm
Jul
25 °C
26 °C
13 km/h
6 mm
0 cm
Aug
25 °C
27 °C
12 km/h
12 mm
0 cm
Sep Current
23 °C
24 °C
14 km/h
99 mm
0 cm
Oct
20 °C
21 °C
15 km/h
84 mm
0 cm
Nov
16 °C
18 °C
19 km/h
210 mm
0 cm
Dec
13 °C
15 °C
18 km/h
134 mm
0 cm
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Metric (°C, km/h)