Prague Weather in May
Czech Republic · Oceanic climate · Data averaged from 2020-01-01 to 2024-12-31 (5 years)
May in Prague sees average temperatures ranging from a low of 9.0°C (48.2°F) to a high of 19.3°C (66.7°F), with a mean of 14.2°C (57.6°F). Compared to the annual average of 10.8°C (51.4°F), this month is 3.4°C warmer than the yearly norm. Precipitation averages 77.2mm, making it approximately 17.0mm wetter than the monthly average of 60.0mm. The city receives an average of 10.9 hours of sunshine per day during May, with relative humidity averaging 64.5%. Wind speeds reach an average maximum of 19.2 km/h. For travelers, this month offers a temperature experience in Prague, with wetter-than-average conditions compared to the rest of the year.
Prague's data tells a story of extremes: January averages -1°C with 20 days of snow, while July hits 25°C with 70% humidity. I walked the Charles Bridge in March at 4°C with sleet — magical but brutal. The numbers favor May-June: 18°C, 8 hours of sun, manageable crowds. September is similarly sweet — 14°C and dry. December averages -2°C but the Christmas markets transform the city. The data shows precipitation is remarkably even year-round (40-60mm monthly), so always pack a layer. Spring's the statistical winner.
May vs Adjacent Months
| Metric | April | May | June |
|---|---|---|---|
| Mean Temp | 9.0°C (48.2°F) | 14.2°C (57.6°F) | 19.5°C (67.1°F) |
| Rainfall | 43.0mm | 77.2mm | 92.3mm |
| Sunshine | 9.3 hrs | 10.9 hrs | 12.1 hrs |
| Humidity | 63.0% | 64.5% | 64.9% |
| Wind | 19.4 km/h | 19.2 km/h | 17.3 km/h |
| Rainy Days | 14.6 | 18.0 | 18.0 |
| Snowfall | 2.1 cm | 0.0 cm | 0.0 cm |
Seasonal Context
May falls in Spring in the Northern Hemisphere. Spring is a transitional season with temperatures rising from winter lows. For travelers visiting Prague in May, the data indicates mixed conditions based on the combination of temperature, precipitation, and daylight hours.
Frequently Asked Questions
What is the average temperature in Prague in May?
The average temperature in Prague during May ranges from 9.0°C (48.2°F) to 19.3°C (66.7°F), with a mean of 14.2°C (57.6°F).
How much does it rain in Prague in May?
Prague receives an average of 77.2mm of precipitation in May, spread across approximately 18.0 rainy days.
What should I pack for Prague in May?
Based on May weather data, pack warm layers, a medium jacket, and waterproof outerwear.
Is May a good time to visit Prague?
May is a cooler month, suitable for travelers who prefer mild weather and fewer crowds. Pack warm layers and enjoy indoor attractions.
Other Months for Prague
Cities with Similar May Climate (Oceanic)
Data Source: Open-Meteo historical archive (2020-01-01 to 2024-12-31). Daily measurements aggregated into monthly climate normals. Coordinates: 50.08°, 14.44°. Timezone: Europe/Prague. Last updated: 2026-07-30.