Weather in Grad Split for December 2026
In general, the average temperature in Grad Split at the beginning of December is 12.3 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 12.3 °C by the end of December.
The climate of Grad Split in December is notably wet, with an average of 14 rainy days, and a total of 153.9 mm of precipitation.
Is December a good time to visit Grad Split? check out the best time to travel to Grad Split page.
✨ Is December a good time to visit Grad Split? – Ask the AI Weatherman
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Grad Split Weather December
Temperatures trend during December in Grad Split
December weather in Grad Split day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Overcast | 13° /9° | 0.5 mm | 1.5 | |
| 2 Dec. |  Moderate rain | 14° /10° | 11.6 mm | 1.5 | |
| 3 Dec. | Moderate rain | 12° /8° | 10.7 mm | 1.4 | |
| 4 Dec. |  Light rain | 12° /8° | 9.1 mm | 1.4 | |
| 5 Dec. | Light rain | 12° /9° | 8.8 mm | 1.4 | |
| 6 Dec. | Light rain | 11° /7° | 6.4 mm | 1.4 | |
| 7 Dec. |  Patchy rain possible | 11° /7° | 1.2 mm | 1.4 | |
| 8 Dec. | Light rain | 12° /7° | 7.2 mm | 1.4 | |
| 9 Dec. | Moderate rain | 13° /9° | 16.4 mm | 1.4 | |
| 10 Dec. | Moderate rain | 12° /9° | 16 mm | 1.3 | |
| 11 Dec. |  Moderate rain at times | 11° /8° | 5.4 mm | 1.3 | |
| 12 Dec. | Overcast | 11° /7° | 0.8 mm | 1.3 | |
| 13 Dec. | Patchy rain possible | 12° /7° | 1.7 mm | 1.3 | |
| 14 Dec. | Light rain | 12° /8° | 6.6 mm | 1.3 | |
| 15 Dec. |  Sunny | 13° /7° | 0.9 mm | 1.3 | |
| 16 Dec. | Light rain | 12° /8° | 4.2 mm | 1.3 | |
| 17 Dec. | Patchy rain possible | 13° /8° | 2.3 mm | 1.3 | |
| 18 Dec. | Sunny | 13° /8° | 0 mm | 1.3 | |
| 19 Dec. | Patchy rain possible | 13° /8° | 0 mm | 1.3 | |
| 20 Dec. | Light rain | 12° /8° | 3.7 mm | 1.3 | |
| 21 Dec. | Sunny | 11° /7° | 0.4 mm | 1.3 | |
| 22 Dec. | Patchy rain possible | 11° /7° | 0.7 mm | 1.3 | |
| 23 Dec. | Light rain | 11° /8° | 5.4 mm | 1.3 | |
| 24 Dec. | Light rain | 12° /9° | 4.1 mm | 1.3 | |
| 25 Dec. | Moderate or heavy rain shower | 13° /10° | 5.5 mm | 1.3 | |
| 26 Dec. | Light rain | 12° /9° | 5.2 mm | 1.3 | |
| 27 Dec. | Light rain | 12° /8° | 4.8 mm | 1.3 | |
| 28 Dec. | Light rain | 13° /8° | 2.6 mm | 1.3 | |
| 29 Dec. | Light rain | 12° /9° | 4 mm | 1.3 | |
| 30 Dec. | Light rain | 12° /9° | 6 mm | 1.3 | |
| 31 Dec. | Patchy rain possible | 12° /8° | 1.5 mm | 1.3 | |
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Grad Split weather in December vs November vs January
| November | December | January | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 15°/11° | 12°/8° | 11°/6° |
| Rainfall | 200 mm | 154 mm | 135 mm |
| Snowfall | 0 cm | 0 cm | 0 cm |
| Wind | 22.4 km/h | 20.5 km/h | 22.6 km/h |
| Humidity | 69% | 70% | 68% |
| Rainy days | 14 days | 14 days | 12 days |
| Snow days | 0 days | 0 days | 0 days |
| Dry days | 16 days | 17 days | 19 days |
Planning a trip to Grad Split? Discover the best time to visit
Grad Split in December - FAQ
What are the expected maximum and minimum temperatures in Grad Split during December?
How much rainfall should be expected in Grad Split during December?
What are the typical wind conditions in Grad Split during December?
Grad Split water temperatures in December
The average water temperature of the Adriatic Sea near Grad Split in December is 16.8 °C. At the beginning of December temperatures are around 17.2 °C; by the end of the month they get a bit cooler and reach 16.4 °C.
- What is the water temperature in Grad Split in December?
- The average water temperature in Grad Split in December is 16.8 °C.
- Can you swim in Grad Split in December?
- 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.
December rainfall patterns in Grad Split
What to pack to Grad Split in December?
Mild · highs around 12 °C, frequent showers
As you prepare for your trip to Grad Split in December, 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 Grad Split, during December, is comfortable and enjoyable, regardless of the weather conditions.