What is the weather like in Ljubljana in May?

Expect temperatures between 9°C and 19°C with 33% average rain probability and about 8 hours of sunshine daily.

What is the weather like in Ljubljana in May?

Ljubljana in May scores 66/100 based on 30 years of climate data. Solid choice for most travelers.

Who should visit Ljubljana in May?

May in Ljubljana is ideal for: Cultural tourists, Business travelers.

Ljubljana Weather in May | 30-Year Forecast

Avg High

19°C

Hottest around day 27

Avg Low

9°C

Coolest around day 1

Rainy Days

29days

33% avg rain chance

Sunshine

8hrs/day

Spring season

Essential Travel Info for Ljubljana

🗓️ Best Time to Visit 📖 Travel Guide 🍴 Food Guide

Currency

EUR

€ Euro

Language

Slovene

Driving

Right side

Connect

As of 2025, Ljubljana has excellent 5G a...

Safety

Very High Safety

GPI: 1.316

Travel Intelligence

Exclusive flight analytics & health data for Ljubljana

Smart Flight Estimator

Airport-to-Airport Logistics

unlock smart flight estimates

Add your home location in settings to see airport details.

Flight Connectivity Analysis

Airport traffic data & seasonal patterns

Remote

13/ 100

Traffic Index

Off the beaten path

Peak Daily Arrivals

slots per day

Peak

Jul

Low

Jan

Monthly Traffic Distribution

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Traffic Level

Low Season

Key Connections

Belgrade Nikola Tesla (BEG)

Frankfurt-am-Main (FRA)

Munich (MUC)

Zurich Kloten (ZRH)

Amsterdam Schiphol (AMS)

Health & Safety Advisory

CDC travel health recommendations

7 Recommendations

COVID-19

All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.

Hepatitis A

Recommended for unvaccinated travelers one year old or older going to Slovenia.Infants 6 to 11 months old should also be vaccinated against Hepatitis A. The dose does not count toward the routine 2-dose series.Travelers allergic to a vaccine component should receive a single dose of immune globulin, which provides effective protection for up to 2 months depending on dosage given.Unvaccinated travelers who are over 40 years old, are immunocompromised, or have chronic medical conditions planning to depart to a risk area in less than 2 weeks should get the initial dose of vaccine and at the same appointment receive immune globulin.

Hepatitis B

Recommended for unvaccinated travelers younger than 60 years old traveling to Slovenia. Unvaccinated travelers 60 years and older may get vaccinated before traveling to Slovenia.

Measles

Cases of measles are on the rise worldwide. Travelers are at risk of measles if they have not been fully vaccinated at least two weeks prior to departure, or have not had measles in the past, and travel internationally to areas where measles is spreading.All international travelers should be fully vaccinated against measles with the measles-mumps-rubella (MMR) vaccine, including an early dose for infants 6–11 months, according toCDC’s measles vaccination recommendations for international travel.

Rabies

Dogs infected with rabies are not commonly found in Slovenia.If rabies exposures occur while in Slovenia, rabies vaccines may only be available in larger suburban/urban medical facilities.Rabies pre-exposure vaccination considerations include whether travelers 1) will be performing occupational or recreational activities that increase risk for exposure to potentially rabid animals and 2) might have difficulty getting prompt access to safe post-exposure prophylaxis.Please consult with a healthcare provider to determine whether you should receive pre-exposure vaccination before travel.For more information, seecountry rabies status assessments.

Tick-borne Encephalitis

For travelers moving or traveling toTBE-endemic areasTBE vaccineis recommended for persons who will haveextensiveexposure to ticks based on their planned outdoor activities and itinerary.TBE vaccine may be considered for persons who might engage in outdoor activities in areas ticks are likely to be found.

+1 more

Source: CDC Travelers' Health

View Complete Health Guide

Is May a Good Time to Visit Ljubljana?

👍Solid choice for most travelers(66/100)

Short Answer

Perfect travel weather awaits in Ljubljana during May - 20°C highs, 76% humidity, and 33% rain probability make this an optimal time for outdoor activities.

Decision Factors

Vaccinations required

Yellow Fever

Health precautions needed

Be aware of: Leptospirosis, Crimean-Congo Hemorrhagic fever, Leishmaniasis

Plenty of sunshine

10.4h of sunshine daily

Shoulder season - balanced conditions

84% of peak - good value with moderate crowds

Exceptional dining scene

21 Michelin-listed restaurants

Good For

🏛️
Cultural tourists
Comfortable conditions for exploring museums and sites
💼
Business travelers
Climate-controlled meetings unaffected by weather

Who Should Avoid

👴
Elderly travelers
76% humidity creates difficult conditions

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,Ljubljana in May averages 19°C with 33% precipitation probability."

📊 Source: 30YearWeather.com🛰️ Data: NASA POWER (1991-2021)View Methodology →

Frequently Asked Questions: Ljubljana in May

What are the temperatures in Ljubljana in May?

Daytime highs average 19°C, nights drop to 9°C. Temperatures remain fairly consistent.

How many rainy days in Ljubljana in May?

Expect around 29 days with measurable rainfall. An umbrella is advisable.

What to wear in Ljubljana in May?

Layers are key. A medium-weight jacket and closed-toe shoes.

Is May peak season in Ljubljana?

This is shoulder season—moderate prices and manageable crowds.

Ljubljana Weather in May

Ljubljana May Weather Calendar