☀️ SunnyWhen

Best Time to Visit Ljubljana

Slovenia · 30-year monthly climate averages

☀️ When to go

Based on 30 years of climate data, the most comfortable months to visit Ljubljana are May, June and September, when daytime temperatures are agreeable and rainfall is relatively low.

Climate profile

Ljubljana sees its warmest weather in July, when daytime highs average around 28°C, and its coolest in January (around 4°C).

Annual precipitation totals roughly 1368mm — September is typically the wettest month (~160mm) and January the driest (~67mm).

A distinctly wetter period runs from May to November — worth planning around if you prefer dry days.

July is the sunniest month, with about 285 hours of sunshine.

Year at a glance

JanFebMarAprMayJunJulAugSepOctNovDec-2°13°28°

🟧 avg daytime high · 🟦 dashed: avg nighttime low · bars: monthly rainfall

🔥 Recent heat vs normal

Daily forecast highs vs the 30-year normal — last 37 days

26/ 37
days ≥2°C above normal
37°C
highest recorded · August 4
+3.3°C
avg anomaly · vs 30-year normal
2026-07-12: +1.2°C2026-07-13: +3.6°C2026-07-14: +2.1°C2026-07-15: +4.3°C2026-07-16: +2.7°C2026-07-17: +6.6°C2026-07-18: -0.7°C2026-07-19: -1.8°C2026-07-20: -1.7°C2026-07-21: -4.3°C2026-07-22: -2.4°C2026-07-23: -2.5°C2026-07-24: -3.0°C2026-07-25: +0.3°C2026-07-26: -1.3°C2026-07-27: +2.4°C2026-07-28: +3.3°C2026-07-29: +6.2°C2026-07-30: +7.6°C2026-07-31: +8.3°C2026-08-01: +7.3°C2026-08-02: +6.6°C2026-08-03: +8.8°C2026-08-04: +9.1°C2026-08-05: +9.0°C2026-08-06: +8.9°C2026-08-07: +3.3°C2026-08-08: +2.9°C2026-08-09: +4.4°C2026-08-10: +6.2°C2026-08-11: +5.6°C2026-08-12: +2.4°C2026-08-13: +2.9°C2026-08-14: +3.4°C2026-08-15: +4.6°C2026-08-16: +6.8°C2026-08-17: +0.3°C

Each bar is one day: orange above normal, blue below.

Month by month

MonthHigh / LowRainfallTravel rating
January4° / -2°C67mm🤔 Fair
February7° / -1°C84mm🤔 Fair
March12° / 2°C83mm🤔 Fair
April17° / 6°C97mm👍 Good
May22° / 11°C114mm🌟 Great
June26° / 14°C125mm👍 Good
July28° / 16°C122mm👍 Good
August28° / 16°C124mm👍 Good
September22° / 12°C160mm👍 Good
October16° / 8°C150mm🤔 Fair
November10° / 4°C138mm⚠️ Challenging
December4° / -1°C104mm⚠️ Challenging

FAQ

What is the best time to visit Ljubljana?
Based on 30 years of climate data, the most comfortable months to visit Ljubljana are May, June and September, when daytime temperatures are agreeable and rainfall is relatively low.
What is the hottest month in Ljubljana?
July is typically the hottest month in Ljubljana, with average daytime highs around 28°C.
What is the rainiest month in Ljubljana?
September is usually the wettest month, with around 160mm of precipitation.