Croatia Split Weather in October — Climate Guide
October in Split is high
October is high for Split.
October in Split is a mild, good-value autumn month — warm enough for early-month swims, with the crowds and prices well down from summer. It averages 21°C/14°C with more rain than the dry summer.
Early October still feels like late summer: the sea holds around 22°C for a swim, café terraces are pleasant, and day trips to Hvar, Brač, Krka, and Trogir all work, though ferry schedules begin tapering toward winter. By late October the weather turns cooler and wetter, and the season visibly winds down.
Travel score
Split October Weather Stats
Avg High
21°C
Avg Low
14°C
Rainy Days
9
95mm total
Sunshine
6h
Daily avg
Humidity
67%
comfortable
UV Index
4
Moderate
Wind
12 km/h
Gusts 26
Sea Temp
22°C
Avg water temp
Crowds
Moderate
At attractions
October Sunrise & Sunset
Air Quality
PM2.5
16 μg/m³
PM10
27 μg/m³
Status
good
Feels-Like Temperature & Wind
Feels like
Daytime
21°C
Nighttime
14°C
Humidity and wind affect how the actual temperature feels.
Wind
12 km/h
Max gust 26 km/h
Activities Recommended for October
October Travel Pros & Cons
Pros
- Mild, good-value shoulder season
- Early-month swims (sea ~22°C)
- Fewer crowds, easy konoba tables
- Pleasant sightseeing weather
Cons
- Wetter than summer
- Ferry schedules reducing
- Cooler, shorter days late in the month
- Season winding down
October Events & Festivals
- Shoulder season — mild, good value, fewer crowds
- Sea swimmable early October (~22°C)
- Island ferries reducing toward winter schedules
- Autumn colours on Marjan and the islands
Split in October — Full Picture
October in Split is a mild, good-value autumn month — warm enough for early-month swims, with the crowds and prices well down from summer. It averages 21°C/14°C with more rain than the dry summer.
Early October still feels like late summer: the sea holds around 22°C for a swim, café terraces are pleasant, and day trips to Hvar, Brač, Krka, and Trogir all work, though ferry schedules begin tapering toward winter. By late October the weather turns cooler and wetter, and the season visibly winds down.
This is a relaxed month — fewer cruise crowds, easy konoba tables, and softer prices. It suits travelers who want pleasant sightseeing, the occasional swim, and a calmer city, rather than guaranteed beach weather.
Pack light layers, a sweater or light jacket for the evenings, and an umbrella for autumn showers. For a quieter, cheaper trip with a chance of swimming, early-to-mid October is the sweet spot.
What to Wear & What to Pack
Mild autumn — around 21°C/14°C, wetter than summer. Light layers, a sweater or light jacket for evenings, and an umbrella. The sea is cooling but swimmable early in the month (~22°C).
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
18.3°C
10.3°C
9.7/mo
Summer (Jun·Jul·Aug)
29.7°C
20°C
5.7/mo
Autumn (Sep·Oct·Nov)
Current21°C
13.7°C
9.3/mo
Winter (Dec·Jan·Feb)
11.7°C
5.3°C
11/mo
Split Monthly Weather Comparison
| Month | High | Low | Rain | Sun | Humid | UV | Crowd | Price |
|---|---|---|---|---|---|---|---|---|
| 11° | 5° | 11d·80mm | 4.5h | 70% | 2 | Quiet | Low season | |
| 12° | 5° | 10d·65mm | 5h | 68% | 2 | Quiet | Low season | |
| 14° | 7° | 10d·65mm | 6h | 65% | 3 | Quiet | Low season | |
| 18° | 10° | 10d·65mm | 7h | 64% | 5 | Moderate | Shoulder | |
| May (Best) | 23° | 14° | 9d·55mm | 9h | 62% | 7 | Busy | Shoulder |
| June (Best) | 27° | 18° | 8d·50mm | 10h | 60% | 9 | Busy | Peak |
| 31° | 21° | 4d·25mm | 12h | 56% | 10 | Very busy | Peak | |
| 31° | 21° | 5d·45mm | 11h | 58% | 10 | Very busy | Peak | |
| September (Best) | 26° | 18° | 7d·75mm | 8h | 63% | 7 | Busy | Shoulder |
| 21° | 14° | 9d·95mm | 6h | 67% | 4 | Moderate | Shoulder | |
| 16° | 9° | 12d·110mm | 4h | 70% | 2 | Quiet | Low season | |
| 12° | 6° | 12d·95mm | 4h | 71% | 1 | Quiet | Shoulder |
View Other Months
Split October Hotel Picks
Frequently Asked Questions
Is October a good time to visit Split?
Split in October is high. Tourist crowds are moderate and flight/hotel prices are shoulder.
What's the average temperature in Split in October?
Split October averages a high of 21°C and a low of 14°C.
Does it rain much in Split in October?
Split October averages 95mm of rainfall over about 9 rainy days.
What should I wear in Split in October?
Mild autumn — around 21°C/14°C, wetter than summer. Light layers, a sweater or light jacket for evenings, and an umbrella. The sea is cooling but swimmable early in the month (~22°C).
What time are sunrise and sunset in Split in October?
Split October sunrise is 06:55 and sunset is 18:10, with 11h 15min of daylight.
What's the air quality like in Split in October?
Split October air quality (AQI) averages 40, rated Good. PM2.5 averages 16μg/m³.
What activities are recommended in Split in October?
In October, Split is great for Early-October swims, Diocletian's Palace & Marjan walk, Hvar or Brač day trip (check ferries).
Is October peak season in Split?
Split October crowds are moderate and prices are shoulder. You can travel relatively comfortably without long queues.
Best Months to Visit Split
View Other Months
Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.