Monthly weather averages & travel planning

Europe › 🇨🇿 Czech Republic › Prague
Updated: March 2026
June is a good time to visit Prague (6/10). With 12 daily sunshine hours and only 13 rain days, this month delivers genuinely reliable outdoor conditions, ranking it the sunniest month of the year in Prague. Culture-focused travellers and those who prefer lighter crowds will find June a practical choice, with prices running lower than peak June without sacrificing all the good weather. July offers a similar profile at lower hotel rates if dates are flexible. The main practical note: Prague's popular sites are busiest between 10am and 3pm regardless of season. Arriving at opening time or after 4pm makes a significant difference to the experience. Planning tips: accommodation is generally available without long lead times, and flight prices are typically lower than peak season. Flexible travellers will find the best deals by booking 2-4 weeks ahead. Mid-week arrivals consistently unlock lower hotel rates than weekend check-ins.
June weather in Prague is defined by a daily temperature swing from 13°C at night to 22°C during the afternoon. Humidity averages 65%, and you can count on around 12 sunshine hours each day. That combination makes June warm and lush, though dressing in breathable fabrics keeps things manageable.
22°C
72°F
Avg High
13°C
55°F
Avg Low
13 days
77 mm total
Rain Days
12h
per day avg
Sunshine
65%
Moderate
Humidity
The 9°C day-night temperature range is typical for continental climates: a light jacket in the morning that you shed by midday and need again after sunset. Humidity averages 65%, which is comfortable for most visitors. On warmer days, lighter fabrics help with the mild stickiness in the afternoon. UV index averages 10 this month, classed as high to very high. SPF 30+ sunscreen, a brim hat, and sunglasses are not optional between 10am and 4pm. Wind averages 15 km/h, light enough to be refreshing on warm days but noticeable in open coastal areas or elevated viewpoints. In Fahrenheit: 72°F average high, 55°F overnight low. Data sourced from Open-Meteo ERA5 climate reanalysis (1991–2020 normals).
Packing for Prague in June means dressing for 22°C days and 13°C evenings. A light cotton tee with a casual overshirt works well at 22°C, the overshirt doubles as a layer for air-conditioned venues. Evening temperatures settle at 13°C, a modest 9°C drop that a light cardigan or denim jacket covers. European cobblestones reward low-profile walking shoes over flip-flops or heels, with cushioned trainers or leather walking shoes being the practical choice. With 13 rain days expected, a compact travel umbrella is worth the bag space. A waterproof jacket is better than an umbrella if you plan full-day outdoor routes.
Local tip: Prague's cobbled streets turn slippery in the rain. Waterproof walking shoes with a non-slip sole outperform fashionable footwear on wet stone, and you'll cover significantly more ground in comfort.
June has no major festivals or public holidays in Prague, which is one of its practical advantages for independent travellers. Attractions run at lower capacity than during peak event periods, queues are shorter, and accommodation is easier to find without needing to book many months in advance. Local restaurants, markets, and transport operate at a relaxed pace, making this an ideal time for visitors who prefer a more authentic, unhurried experience of everyday city life rather than large crowds drawn in by a single major headline event.
Based on 22°C average highs and 13 rainy days
June in Prague reflects a mid-latitude climate pattern, with temperatures averaging 22°C by day and 13°C overnight. The city sits at 50 degrees north latitude, where the balance between solar radiation and heat loss drives conditions that are neither extreme nor static. Conditions occupy the comfortable middle band of the annual temperature range, where outdoor activity is feasible without the extremes of midsummer heat or midwinter cold. Day-to-night temperature variation of 9°C is moderate and manageable with a single mid-layer. Climate data: Open-Meteo ERA5 (1991–2020).
Sunshine Hours
The average number of hours per day with direct sunlight. Calculated from satellite measurements. Days with more than 7 hours of sunshine are ideal for outdoor activities. Under 3 hours means overcast conditions dominate.
UV Index
A scale from 0-11+ measuring ultraviolet radiation intensity. UV 0-2: Minimal risk. UV 3-5: Moderate, wear sunscreen. UV 6-7: High, hat and SPF 30+ essential. UV 8-10: Very High, limit midday exposure. UV 11+: Extreme, seek shade between 10am-4pm.
Rain Days
A rain day is counted when precipitation exceeds 0.1mm. This threshold captures even light drizzle. Unlike total rainfall in mm, rain days tells you how often you might need an umbrella, which is useful for planning outdoor activities.
Humidity
Relative humidity as a percentage. Below 40%: Dry, skin and throat may feel parched. 40-60%: Comfortable, ideal for most people. 60-80%: Sticky, light breathable fabrics recommended. Above 80%: Muggy, heat feels more intense; quick-dry clothing is essential.
Prague in June
June ranks 1st sunniest of the year in Prague, with an average 12 daily sunshine hours. The driest months are February, September, and November. July is the hottest month (24°C avg high); January is the coolest (3°C). From here, temperatures rise 2°C into July. Compared to last month (May: 19°C high, 13 rain days), June is warmer and equally dry. June is among the top three sunniest months to visit Prague.
| Month | High | Low | Rain Days | Sun | Details |
|---|---|---|---|---|---|
| January | 3°C | -3°C | 10 | 4h | View |
| February | 5°C | -3°C | 9 | 6h | View |
| March | 9°C | 0°C | 11 | 8h | View |
| April | 15°C | 4°C | 10 | 10h | View |
| May | 19°C | 9°C | 13 | 11h | View |
| June | 22°C | 13°C | 13 | 12h | View |
| July | 24°C | 15°C | 12 | 12h | View |
| August | 24°C | 15°C | 11 | 11h | View |
| September | 19°C | 11°C | 9 | 8h | View |
| October | 14°C | 6°C | 10 | 6h | View |
| November | 8°C | 2°C | 9 | 4h | View |
| December | 4°C | -1°C | 10 | 4h | View |
January
10 rain days, 4h sun
February
9 rain days, 6h sun
March
11 rain days, 8h sun
April
10 rain days, 10h sun
May
13 rain days, 11h sun
June
13 rain days, 12h sun
July
12 rain days, 12h sun
August
11 rain days, 11h sun
September
9 rain days, 8h sun
October
10 rain days, 6h sun
November
9 rain days, 4h sun
December
10 rain days, 4h sun
Cities within 500 km with comparable weather conditions
Data Sources for Prague
Climate normals represent 30-year averages (1991-2020). Individual years may vary.