2026 Climate Averages

Weather: Cluj-Napoca — September

The weather is near-perfect with ideal temperatures and minimal rain. Recommended month to visit.

🌟 Climate Overview

September is an excellent time to visit Cluj-Napoca. Warm weather with highs of 22°C—great for outdoor activities. Rain is common, so pack an umbrella. Temperatures vary significantly between day and night—layering is recommended. As peak season, expect higher prices and more tourists.

6.1
GoTripzi Score Good

Based on weather comfort, crowds, prices, and activity options

Avg High

22°C

Avg Low

12°C

Rainy days

12days

Daylight

12.6h

Rainfall

81mm

Sunshine

9.1h/day

Humidity

77%

Humid
Sun Strength

5.4

High
Wind

11 km/h (gusts 28)

Is September a good time to visit Cluj-Napoca?

The weather is near-perfect with ideal temperatures and minimal rain.

Now

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Feels like --
Wind --
Humidity --
UV Index --
Local time —

Air Quality

Travel Context

  • Crowds
    Very Busy
  • Travel Costs Shoulder Rates

Daylight

Sunrise

07:04

Sunset

19:40

12.6h daylight

Visiting Cluj-Napoca in September: Pros & Cons

Pros

  • Comfortable temperatures for sightseeing
  • Abundant sunshine for beach and outdoor fun
  • One of the best months to visit

Cons

  • Peak season — expect crowds and higher prices

Things to Do in September

Recommended for This Weather

🥾 Hiking & nature trails
🏛️ Museums & galleries
🍳 Cooking classes & food tours
🎭 Cultural tours & local experiences

Cluj-Napoca Weather by Month

Month Avg High Avg Low Rain Sunshine Humidity UV Index Crowds Condition
Jan 4°C -2°C 10d (36mm) 5.5h
83% Very Humid
2 Low
Good
Feb 7°C -1°C 8d (45mm) 6.6h
77% Humid
3.2 Moderate
Good
Mar 11°C 1°C 10d (54mm) 8.4h
69% Humid
5.2 High
Good
Apr 15°C 4°C 13d (66mm) 10.1h
69% Humid
6.9 High
Wet
May 19°C 9°C 15d (97mm) 10.8h
72% Humid
7.8 Very High
Excellent
Jun 25°C 14°C 16d (90mm) 12.7h
74% Humid
8.9 Very High
Excellent
Jul 27°C 16°C 14d (112mm) 12.3h
72% Humid
8.6 Very High
Excellent
Aug 27°C 15°C 11d (78mm) 11.6h
72% Humid
7.6 Very High
Excellent
Sep Current 22°C 12°C 12d (81mm) 9.1h
77% Humid
5.4 High
Excellent
Oct 16°C 6°C 8d (40mm) 7.6h
81% Very Humid
3.6 Moderate
Good
Nov 9°C 2°C 10d (57mm) 5.5h
87% Very Humid
2.1 Moderate
Good
Dec 6°C 0°C 10d (52mm) 4.8h
88% Very Humid
1.5 Low
Good

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4.3

Where to Stay

See hotels, apartments & rentals around Cluj-Napoca – live prices from Booking.com, Expedia, Vrbo and more

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Cluj-Napoca

Transylvanian student city, including festivals, St. Michael's Church and Botanical Garden, café culture, and Gothic church.

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What to Pack for September

Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces. A waterproof jacket and shoes are non-negotiable — showers are frequent.

Moderate Very Busy

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📋Essentials
👕Clothing
👟Footwear
🎒Accessories
🧴Toiletries & Health

Planning a trip to Cluj-Napoca?

🔥 Peak season — book early for best rates

Frequently Asked Questions

Is September a good time to visit Cluj-Napoca?
September is typically excellent for visiting Cluj-Napoca, with average highs of 22°C and around 12 rainy days. Plan your activities accordingly—outdoor sightseeing is best on dry days, while rainy days are perfect for museums and indoor attractions.
Does it get cold at night in Cluj-Napoca in September?
Evenings in Cluj-Napoca during September are mild at 12°C. A light cardigan or long sleeves for evenings is usually enough. Outdoor dining remains comfortable, making it a great time to enjoy rooftop bars and terrace restaurants.
What should I pack for Cluj-Napoca in September?
With highs of 22°C and lows of 12°C in September, we recommend: Warm layer for evenings, Compact umbrella, Waterproof jacket/shell, Sunscreen SPF 30+. Layering is key as temperatures can vary between air-conditioned interiors and outdoors. Comfortable walking shoes are essential for cobblestone streets.
Does it rain a lot in Cluj-Napoca in September?
Cluj-Napoca typically sees around 12 rainy days in September. Rain is usually in the form of brief showers rather than all-day downpours, so a compact umbrella is sufficient. Mornings tend to be drier, making them ideal for outdoor sightseeing.
How many hours of daylight are there in Cluj-Napoca in September?
In September, Cluj-Napoca gets approximately 12.6 hours of daylight per day. This affects how much sightseeing you can fit in—longer days mean more time for outdoor activities, while shorter days are perfect for cozy museum visits and early dinners.
Is September peak season in Cluj-Napoca?
Yes, September is peak season in Cluj-Napoca. Expect higher prices for accommodation and more crowds at popular attractions, but also the best weather conditions. Book hotels and major attractions in advance to secure availability and better rates.

Weather Data: Based on 2020–2025 historical climate data from Open-Meteo

Solar calculations: SunCalc (timezone: Europe/Bucharest)

Last Updated: February 2026

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