Nestled within the heart of Lombardy's stunning Alpine landscape lies the Grigne Sud Trail. This challenging yet captivating race offers runners an unforgettable journey through the southern slopes of the majestic Grigne range, where nature and adventure converge. Participants can opt for either the long route, stretching 42 kilometers with a daunting elevation gain of over 3,700 meters, or the shorter but equally scenic course at 22 kilometers with 1,800 meters of ascent. Both routes start from Mandello del Lario and wind their way through verdant valleys and along the shores of Lake Como before ascending to breathtaking heights beneath Sasso Cavallo. The trail is a true test for both body and mind as it navigates rugged terrain dotted with ancient forests and craggy peaks, offering runners panoramic views of shimmering lakes and snow-capped mountains. Along the way, competitors will have the rare opportunity to spot chamois, graceful mountain goats that call these trails home. This event is not just a race but an exploration into the heart of one of Italy's most picturesque regions, where every step reveals new wonders of nature’s beauty and grandeur. Runners can expect challenging climbs and technical descents as they traverse through varied landscapes. The route features well-marked paths that wind around historic villages, passing by charming lakeside towns before reaching the summit trails. The Grigne Sud Trail promises an immersive experience for trail runners seeking a blend of physical challenge and natural splendor. Whether you are drawn to its scenic beauty or the thrill of conquering steep ascents, this race offers a unique opportunity to connect with nature while pushing your limits on some of Italy's most spectacular trails.
Races Offered
TGS Extreme
Sep 26, 2026
straighten
Distance —
42K
terrain
Type —
Running
timer
15 days remaining
sell
€50.00
TGS Sprint
Sep 26, 2026
straighten
Distance —
22K
terrain
Type —
Running
timer
15 days remaining
sell
€40.00
Weather History
These values represent the 3-year monthly averages for September in Mandello del Lario.
thermostatTemperature
16.2° / 22.9°
wb_sunnyFeels like
16.5° / 23.8°
light_mode
Avg sunshine hours
9h 25m
water_drop
Avg rainfall
7.2 mm
ac_unit
Avg snowfall
—
air
Avg wind speed
4.2 km/h (Light breeze)
opacity
Sweat loss rate
Moderate
terrain
Course conditions
Firm and slightly soft
sunny
Max UV Index
Moderate (3.5)
humidity_mid
Humidity
76.1%
wb_twilight
Sunrise
07:01
nightlight
Sunset
19:33
About Mandello del Lario
Learn more about the host city, Mandello del Lario.
Mandello del Lario is an Italian town and comune in the province of Lecco, in Lombardy, on Lake Como. Mandello del Lario, located on the eastern shore of Lake Como, is emerging as a residential and tourism destination in the Lake Como region. According to some historical and artistic hypotheses, the promontory of Mandello may be recognizable in the background of the landscape depicted in Leonardo da Vinci's Mona Lisa.