Weather in Cagliari for May 2026
In general, the average temperature in Cagliari at the beginning of May is 22 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 25.3 °C by the end of May.
The climate of Cagliari in May is notably wet, with an average of 11 rainy days, and a total of 55.4 mm of precipitation.
Is May a good time to visit Cagliari? check out the best time to travel to Cagliari page.
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Cagliari Weather May
Temperatures trend during May in Cagliari
May weather in Cagliari day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May |  Partly cloudy | 22° /12° | 0.3 mm | 6 | |
| 2 May |  Moderate or heavy rain shower | 20° /11° | 3 mm | 5 | |
| 3 May |  Patchy rain possible | 21° /11° | 0 mm | 6 | |
| 4 May | Partly cloudy | 23° /12° | 0.7 mm | 6 | |
| 5 May |  Overcast | 23° /12° | 0 mm | 6 | |
| 6 May | Overcast | 22° /13° | 0.1 mm | 5 | |
| 7 May |  Sunny | 23° /12° | 0.1 mm | 5 | |
| 8 May | Moderate rain at times | 21° /11° | 1.9 mm | 5 | |
| 9 May | Patchy rain possible | 21° /13° | 1.3 mm | 5 | |
| 10 May | Partly cloudy | 22° /12° | 0.1 mm | 6 | |
| 11 May | Sunny | 23° /13° | 2.6 mm | 6 | |
| 12 May | Sunny | 23° /12° | 0.8 mm | 5 | |
| 13 May |  Heavy rain at times | 22° /13° | 4.3 mm | 5 | |
| 14 May | Patchy rain possible | 22° /14° | 0.1 mm | 5 | |
| 15 May | Moderate or heavy rain shower | 20° /13° | 4.9 mm | 5 | |
| 16 May | Partly cloudy | 25° /13° | 0.1 mm | 6 | |
| 17 May | Sunny | 23° /12° | 0 mm | 6 | |
| 18 May |  Cloudy | 23° /13° | 0.1 mm | 5 | |
| 19 May | Heavy rain at times | 23° /14° | 2.4 mm | 5 | |
| 20 May | Moderate or heavy rain shower | 23° /15° | 11.7 mm | 5 | |
| 21 May | Moderate rain at times | 24° /14° | 2.6 mm | 6 | |
| 22 May | Patchy rain possible | 25° /13° | 0 mm | 6 | |
| 23 May | Sunny | 23° /13° | 0 mm | 6 | |
| 24 May | Cloudy | 23° /14° | 1.4 mm | 5 | |
| 25 May | Patchy rain possible | 24° /14° | 2.6 mm | 6 | |
| 26 May | Sunny | 25° /14° | 0.2 mm | 6 | |
| 27 May | Sunny | 26° /15° | 0 mm | 7 | |
| 28 May | Sunny | 27° /15° | 0.1 mm | 7 | |
| 29 May | Patchy rain possible | 26° /15° | 0 mm | 6 | |
| 30 May | Moderate or heavy rain shower | 25° /15° | 2.2 mm | 6 | |
| 31 May | Moderate or heavy rain shower | 24° /16° | 3.1 mm | 6 | |
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Cagliari in May - FAQ
Cagliari water temperatures in May
The average water temperature of the Mediterranean Sea near Cagliari in May is 17.5 °C. Temperatures remain fairly consistent throughout the month.
- What is the water temperature in Cagliari in May?
- The average water temperature in Cagliari in May is 17.5 °C.
- Can you swim in Cagliari in May?
- Brisk: quick dips and active swimming are fine, but pack a 2–3 mm spring suit if you plan longer sessions or early-morning outings.
What to pack to Cagliari in May?
As you prepare for your trip to Cagliari in May, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Cagliari, during May, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
May rainfall patterns in Cagliari
UV exposure in Cagliari during May
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Where is Cagliari?Get accurate weather forecasts for Cagliari, located at latitude 39.231 and longitude 9.119. Stay updated with localized weather information tailored for Cagliari.