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Weather in Cagliari for January 2026

Your guide to Cagliari weather in January - trends and predictions

    Official Weather Alert ⚠️

  • Yellow Rain Warning - See hour by hour.

    • Temperatures

  • Until now, January 2026 in Cagliari is slightly cooler than the historical average by -1.2 °C.

  • The forecast for the next days in Cagliari predicts temperatures to be around 15 °C, close to the historical average.

  • In general, the average temperature in Cagliari at the beginning of January is 15.7 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 14.4 °C by the end of January.

    • Rain 🌧️

  • Cagliari experiences moderate rainfall in January, with an average of 9 rainy days and a total precipitation of 201.5 mm.

    • More

  • Is January a good time to visit Cagliari? check out the best time to travel to Cagliari page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
22
Dry days
Average rainy days
9
Rainy days
Average snowy days
0
Snow days
Average temperatures
17°/6°
Temperatures
Average wind speed
20 km/h
Avg max wind
Average humidity
77 %
Avg humidity

Cagliari Weather January

Move between months or click on a day
December
February
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Patchy rain possible
16°
2
Sunny
16°
3
Partly cloudy
17°
4
Patchy rain possible
17°
5
Patchy rain possible
16°
6
Patchy rain possible
15°
7
Patchy rain possible
13°
8
Patchy rain possible
14°
9
Moderate or heavy rain shower
15°
10
Overcast
14°
11
Patchy rain possible
14°
12
Partly cloudy
14°
13
Patchy rain possible
14°
14
Sunny
15°
15
Patchy rain possible
15°
16
Patchy rain possible
15°
17
Light rain shower
16°
18
Moderate or heavy rain shower
15°
19
Moderate rain at times
13°
20
Moderate or heavy rain shower
12°
21
Patchy rain possible
12°
22
Patchy rain possible
13°
23
Patchy rain possible
15°
24
Sunny
15°
25
Patchy rain possible
14°
26
Overcast
15°
27
Moderate or heavy rain shower
15°
28
Moderate or heavy rain shower
15°
29
Weather Alert Partly cloudy
14°
30
Partly cloudy
15°
31
Moderate rain
13°

Temperatures trend during January in Cagliari

See the weather trend as well as the moving average line

January weather in Cagliari day by day

Click on a date for more information
December February
Date Weather Temperatures Rain UV More
1 Jan. Patchy rain possible
Patchy rain possible
 16° /9° 0.1 mm 3
2 Jan. Sunny
Sunny
 16° /8° 0 mm 4
3 Jan. Partly cloudy
Partly cloudy
 17° /9° 0 mm 4
4 Jan. Patchy rain possible
Patchy rain possible
 17° /9° 0 mm 3
5 Jan. Patchy rain possible
Patchy rain possible
 16° /9° 1.1 mm 4
6 Jan. Patchy rain possible
Patchy rain possible
 15° /9° 4.8 mm 3
7 Jan. Patchy rain possible
Patchy rain possible
 13° /7° 1.1 mm 3
8 Jan. Patchy rain possible
Patchy rain possible
 14° /8° 2.2 mm 3
9 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
 15° /8° 2.4 mm 3
10 Jan. Overcast
Overcast
 14° /9° 0.9 mm 3
11 Jan. Patchy rain possible
Patchy rain possible
 14° /7° 0 mm 3
12 Jan. Partly cloudy
Partly cloudy
 14° /7° 0.9 mm 3
13 Jan. Patchy rain possible
Patchy rain possible
 14° /6° 0 mm 3
14 Jan. Sunny
Sunny
 15° /6° 0.9 mm 3
15 Jan. Patchy rain possible
Patchy rain possible
 15° /7° 0.2 mm 3
16 Jan. Patchy rain possible
Patchy rain possible
 15° /8° 1 mm 3
17 Jan. Light rain shower
Light rain shower
 16° /10° 13.7 mm 3
18 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
 15° /9° 10.1 mm 3
19 Jan. Moderate rain at times
Moderate rain at times
 13° /8° 9.8 mm 2
20 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
 12° /7° 19.5 mm 2
21 Jan. Patchy rain possible
Patchy rain possible
 12° /4° 2.3 mm 2
22 Jan. Patchy rain possible
Patchy rain possible
 13° /5° 1.8 mm 3
23 Jan. Patchy rain possible
Patchy rain possible
 15° /6° 0.3 mm 3
24 Jan. Sunny
Sunny
 15° /7° 3.9 mm 3
25 Jan. Patchy rain possible
Patchy rain possible
 14° /7° 1.8 mm 3
26 Jan. Overcast
Overcast
 15° /7° 1.5 mm 3
27 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
 15° /6° 1.7 mm 3
28 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
 15° /7° 2.4 mm 4
29 Jan. Partly cloudy
Partly cloudy
 14° /9° 0.1 mm 0.4
30 Jan. Partly cloudy
Partly cloudy
 15° /8° 0.1 mm 0.5
31 Jan. Moderate rain
Moderate rain
 13° /8° 8.1 mm 0.3
Next
Important Notice
Our weather forecast for Cagliari in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Cagliari forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Cagliari weather in January vs December vs February

Compare January weather in Cagliari with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
DecemberJanuaryFebruary
WeatherPatchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Temperatures18°/7°17°/6°17°/6°
Rainfall50 mm202 mm96 mm
Wind21.8 km/h20.2 km/h17.9 km/h
Humidity73%77%77%
Rainy days3 days9 days9 days
Dry days28 days22 days20 days

Planning a trip to Cagliari? Discover the best time to visit

Cagliari in January - FAQ

What are the expected maximum and minimum temperatures in Cagliari during January?

Enjoy moderate daytime temperatures of up to 17° and cooler nights around 6°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Cagliari during January?

Significant rainfall exceeding 201.5 mm is expected in Cagliari during January, occurring over more than 9 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Cagliari during January?

The average wind speed in Cagliari during January is 20 km/h, suggesting breezy to windy conditions, depending on your activities.

Cagliari water temperatures in January

The average water temperature of the Mediterranean Sea near Cagliari in January is 14.9 °C. At the beginning of January temperatures are around 15.3 °C; by the end of the month they get a bit cooler and reach 14.4 °C.

What is the water temperature in Cagliari in January?
The average water temperature in Cagliari in January is 14.9 °C.
Can you swim in Cagliari in January?
Cold enough that you lose heat fast. A full 4–5 mm wetsuit (plus hood/gloves for comfort) is advisable for anything beyond a brief plunge.

What to pack to Cagliari in January?

As you prepare for your trip to Cagliari in January, 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 January, 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
    • 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

January rainfall patterns in Cagliari

Explore the daily rainfall trends and prepare for Cagliaris January weather 💧
Typically, Cagliari has 9 rainy days in January with a total of 201.5 mm of rainfall.

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Get accurate weather forecasts for Cagliari, located at latitude 39.231 and longitude 9.119. Stay updated with localized weather information tailored for Cagliari.

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