Real weather + flight price data for 20 cities. Updated daily.
Skip the guesswork. This table shows you the actual best months to visit each European city based on weather data and flight pricing from Aviasales. Green = go. Red = avoid (crowds + prices peak).
| City | Best Months | Avg Temp | Avoid | Flight Range |
|---|---|---|---|---|
| Paris | Apr-Jun, Sep-Oct | 15-25 C | Jul-Aug | 65-120 EUR |
| Barcelona | May-Jun, Sep | 20-28 C | Jul-Aug | 50-95 EUR |
| Rome | Apr-May, Oct | 18-26 C | Jul-Aug | 55-110 EUR |
| London | May-Sep | 15-22 C | Dec-Feb | 45-85 EUR |
| Amsterdam | Apr-May, Sep | 12-20 C | Jul-Aug | 60-100 EUR |
| Prague | Apr-May, Sep-Oct | 12-22 C | Jul-Aug | 35-70 EUR |
| Vienna | Apr-Jun, Sep-Oct | 14-24 C | Jul-Aug | 45-90 EUR |
| Budapest | Apr-Jun, Sep-Oct | 15-25 C | Jul-Aug | 30-65 EUR |
| Lisbon | Mar-May, Sep-Oct | 18-26 C | Jul-Aug | 50-90 EUR |
| Athens | Apr-Jun, Sep-Oct | 20-28 C | Jul-Aug | 40-80 EUR |
| Istanbul | Apr-May, Sep-Oct | 16-24 C | Jul-Aug | 45-85 EUR |
| Dublin | May-Sep | 12-18 C | Nov-Feb | 40-75 EUR |
| Dubrovnik | May-Jun, Sep | 20-28 C | Jul-Aug | 55-120 EUR |
| Santorini | May-Jun, Sep-Oct | 22-28 C | Jul-Aug | 60-130 EUR |
| Copenhagen | May-Sep | 14-22 C | Nov-Feb | 50-95 EUR |
| Berlin | May-Sep | 15-25 C | Jul-Aug | 40-75 EUR |
| Munich | May-Jun, Sep-Oct | 14-22 C | Jul-Aug | 50-90 EUR |
| Florence | Apr-May, Sep-Oct | 18-26 C | Jul-Aug | 50-100 EUR |
| Nice | May-Jun, Sep | 20-26 C | Jul-Aug | 55-110 EUR |
| Krakow | May-Sep | 15-25 C | Jul-Aug | 25-55 EUR |
Flight prices come from Aviasales API data across 5,000+ European routes, refreshed every 6 hours. Weather averages come from meteorological databases covering 10+ years of records. We cross-reference pricing trends with weather patterns to find the sweet spot: good weather + reasonable prices.
Click any city name above for the full month-by-month breakdown including:
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Primary sources over aggregators. Prices from airline/rail/hotel APIs; seasonality from tourism boards; safety stats from national archives where possible.