Things to do in Llanberis in July

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Overview

July is a good time to visit Llanberis. The weather is usually mildly cool with a gentle breeze, with temperatures ranging from 55—63°F (13—17°C). There are plenty of events to check out and activities to try in Llanberis during this time. Some of our top recommendations: go mountain biking in Coed y Brenin Forest Park, take a boat tour of Llyn Padarn, explore the ruins of Dolbadarn Castle, and more!

Llanberis has plenty to offer for visitors of all ages and interests. In this article, we tell you the top things to see and do for your July trip to Llanberis. Get inspired by the events, activities, attractions, and experiences unique to July. We’ll let you know where to explore events based on your interests, whether that’s food, culture, art, music, sport or others.

We’ll let you know everything you need to prepare for the weather in Llanberis in July. Learn about what to wear and pack for your trip, the average temperatures throughout July, temperature changes from morning to evening and much more.

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Best events and things to do in Llanberis in July

Top experiences in July
Go mountain biking in Coed y Brenin Forest Park
July is the perfect time to hit the trails in this world-renowned mountain biking destination, as the warm weather and long days provide ideal conditions for outdoor adventure. The park offers a variety of trails for all skill levels, and the stunning scenery of the surrounding mountains makes for an unforgettable ride.
Take a boat tour of Llyn Padarn
July is the perfect time to explore the crystal-clear waters of Llyn Padarn, as the weather is warm and the lake is at its most inviting. A boat tour will allow you to take in the stunning scenery of the surrounding mountains and learn about the history and wildlife of the area from a knowledgeable guide.
Explore the ruins of Dolbadarn Castle
July is a great time to visit this ancient Welsh castle, as the summer months bring longer opening hours and the chance to explore the site in the warm sunshine. Learn about the history of the castle and take in the stunning views of Llyn Padarn and the surrounding mountains from the top of the tower.
Take a steam train ride on the Snowdon Mountain Railway
July is the perfect time to experience this iconic railway, as the clear summer days offer the best visibility for taking in the stunning views of Snowdonia National Park from the comfort of a historic steam train. The journey to the summit of Mount Snowdon is a truly unforgettable experience.
Go rock climbing in Dinorwig Quarry
July is the perfect time to try your hand at rock climbing in the historic Dinorwig Quarry, as the warm weather and long days provide ideal conditions for outdoor activities. The quarry offers a variety of routes for climbers of all levels, and the views from the top are simply spectacular.
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Visit the Electric Mountain
July is a great time to visit this unique hydroelectric power station, as the summer months bring an increase in water flow and power generation. Take a guided tour to learn about the fascinating process of generating electricity from water and explore the underground tunnels and caverns.
Visit the National Slate Museum
July is a great time to explore this fascinating museum, as the summer months bring a range of special events and activities for visitors of all ages. Learn about the history of the slate industry in Wales and explore the historic workshops and buildings of the former Dinorwig Quarry.
Go wild swimming in Llyn Llydaw
July is the ideal time to take a refreshing dip in the crystal-clear waters of Llyn Llydaw, as the summer months bring warmer temperatures and longer daylight hours. The lake is surrounded by stunning mountain scenery, making it the perfect spot for a peaceful and invigorating swim.
Hike to the summit of Mount Snowdon at sunrise
In July, the days are long and the weather is generally clear, making it the perfect time to experience the breathtaking views from the highest peak in Wales. The sunrise from the summit is truly magical and is a once-in-a-lifetime experience for any outdoor enthusiast.
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Holidays in Llanberis in July
July

There are no holidays in Llanberis in July

Other notable holidays
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Weather in Llanberis in July

Temperatures on an average day in Llanberis in July

The average temperature in Llanberis in July for a typical day ranges from a high of 63°F (17°C) to a low of 55°F (13°C). Some would describe it as mildly cool with a gentle breeze.

For comparison, the hottest month in Llanberis, July, has days with highs of 63°F (17°C) and lows of 55°F (13°C). The coldest month, February has days with highs of 44°F (7°C) and lows of 39°F (4°C). This graph shows how an average day looks like in Llanberis in July based on historical data.

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Historical temperature average in July
63°F
highs
55°F
lows

General weather summary

Mildly cool with a gentle breeze
Feels like
37%
Chance of rain
0.127 in
Amount
14.1 mph
Wind speed
83%
Humidity
16.4 hrs
Daylight length
5:08 AM
Sunrise
9:33 PM
Sunset
48%
Cloud cover
Sweater
What to wear
What to wear in July
With an average high of 63°F (17°C) and a low of 55°F (13°C), it generally feels mildly cool with a gentle breeze. There might also be a small chance of rain. With that in mind, most people would dress in something moderately warm like a sweater
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Best attractions for Llanberis in July

Besides the array of exciting events and activities Llanberis has to offer for travelers in July, we want to remind you of the classic attractions in Llanberis that are great to visit at this time of the year as well! You can’t miss these iconic landmarks, local favorites, and places rich with cultural heritage. We hope to give you insights and inspiration into the best things to see and do to make the most of your visit. Here is a list of our top attractions in Llanberis for July.
Clogwyn Station, Snowdon Mountain Railway
1. Clogwyn Station, Snowdon Mountain Railway
4.5
(563)
Railway services
Tours
National Slate Museum
2. National Slate Museum
4.7
(3436)
National museum
Museums
Living museum in former Victorian quarry, with original artefacts and educational activities.
Electric Mountain
3. Electric Mountain
3.8
(110)
Power station
Sights & Landmarks
Hydroelectic station visitor centre offering tunnel tours, kids' play area, climbing wall and cafe.
Llanberis Lake Railway
4. Llanberis Lake Railway
4.5
(2712)
Tours
Scenic Railroads
Attraction featuring scenic rides on a narrow-gauge steam train pulled by a vintage engine.
Dolbadarn Castle
5. Dolbadarn Castle
4.6
(974)
Castle
Sights & Landmarks
Dog-friendly site housing the ruins a 13th-century tower fort, with info boards & countryside views.
Llyn Padarn
6. Llyn Padarn
4.8
(347)
Lake
Nature & Parks
Scenic lake covering 800 acres, with trails & a 2-mi. glacial lake for swimming & sailing.
Hafod Eryri
7. Hafod Eryri
4.2
(239)
Visitor center
Cafe
Snowdon Honey Farm & Winery
8. Snowdon Honey Farm & Winery
4.7
(93)
Honey farm
Sights & Landmarks
Parc Gwledig Padarn
9. Parc Gwledig Padarn
4.8
(62)
Country park
Nature & Parks
St Padarn's Church
10. St Padarn's Church
5.0
(16)
Church
Sights & Landmarks
Best-of categories in Llanberis

Looking for day-by-day itineraries in Llanberis?

Get inspired for your trip to Llanberis with our curated itineraries that are jam-packed with popular attractions everyday! Check them out here:

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