Best Places to Visit in September in California and Beyond

Glacier National Park lies in northwestern Montana along the border with Canada. It covers over one million acres and includes parts of two Rocky Mountain ranges, over 130 named lakes, and hundreds of animal species. September brings cooler temperatures and fewer visitors than July or August. High mountain roads typically remain open during this month, allowing full access to hiking trails across the park. Native American groups lived in this region long before European explorers arrived. Today it forms the center of the Crown of the Continent Ecosystem, which protects 16000 square miles of land.

Whitehaven Beach is located on Whitsunday Island in Queensland, Australia. The beach stretches for seven kilometers and is known for its pure white silica sand and turquoise ocean water. September falls in the dry season for this part of Australia. You get reliable sunshine, mild water temperatures, and low rainfall. Access is by boat, seaplane, or helicopter from Airlie Beach or Hamilton Island. It sits directly across from Stockyard Beach on Haslewood Island.

The Azores is an autonomous archipelago of Portugal located in the Atlantic Ocean, roughly 1400 kilometers west of the mainland. It consists of nine main volcanic islands split into three distinct groups. September brings warm Atlantic water temperatures and comfortable air conditions. Ocean swells remain manageable, making this a good month for boat travel between the islands. Flores and Corvo form the western group, while São Miguel and Santa Maria anchor the eastern side. The central group includes Terceira, Pico, Faial, São Jorge, and Graciosa.

The Matterhorn sits on the border between Switzerland and Italy in the Pennine Alps. Its summit reaches 4478 meters above sea level, making it one of the highest peaks in Europe. In September, summer hiking trails remain open while high peak snow begins to refresh. Clearer autumn skies offer better visibility of the four distinct mountain faces than the hazy summer months. The peak dominates the area near Monte Rosa. It serves as a major symbol of the Swiss Alps and attracts climbers and photographers from around the globe.

The Dolomites form a mountain range in northeastern Italy, stretching from the Adige river to the Piave Valley. The region spans several provinces including Belluno, South Tyrol, and Trentino. September brings crisp morning air, dry conditions, and quieter trails after the August holiday rush in Italy. Cable cars generally operate through late September. The northern border is defined by the Puster Valley, while the Sugana Valley marks the southern boundary. The unique limestone formations attract walkers and climbers throughout the autumn season.

The Amalfi Coast is a stretch of coastline along the Tyrrhenian Sea in southern Italy. It lies south of the Sorrentine Peninsula in the Province of Salerno and includes the historical town of Amalfi. September brings warm sea temperatures while peak summer tour groups begin to clear out. Driving the coastal road becomes slightly easier than in July or August. The region earned UNESCO World Heritage status in 1997. It remains one of the primary coastal travel spots in the Campania region.

Santorini is a volcanic Greek island in the southern Aegean Sea, located about 200 kilometers southeast of mainland Greece. It covers roughly 73 square kilometers and has over 15000 resident inhabitants. September offers warm water for swimming and milder daytime temperatures for walking along the caldera edge. Cruise ship passenger counts drop compared to midsummer. The island sits on an active volcanic center and forms the southernmost part of the Cyclades group. The full municipality includes nearby inhabited islands like Therasia.

Plitvice Lakes National Park is located in the karst region of central Croatia near the border with Bosnia and Herzegovina. Founded in 1949, it covers almost 297 square kilometers across Lika-Senj and Karlovac counties. In September, water levels stay high and early autumn foliage begins to show around the lakes. The park features connected tufa lakes, limestone caves, and waterfalls. A main north to south highway runs through the park, connecting inland Croatia with the Adriatic coast. It gained UNESCO World Heritage status in 1979.

Lake Bled is located in the Julian Alps of northwestern Slovenia, adjacent to the town of Bled. The lake sits 35 kilometers from Ljubljana International Airport and 55 kilometers from the national capital. September brings lower water craft activity and cooler walking conditions along the six kilometer lake perimeter. Water temperatures stay mild enough for early September rowing and swimming. The lake is accessible from the Lesce Bled train station four kilometers away. It remains a primary destination in the Upper Carniolan region.

Neuschwanstein Castle sits on a rugged hill in the foothills of the German Alps near the border with Austria. It is located in the Swabia region of Bavaria, directly above the village of Hohenschwangau and near the town of Füssen. September offers clear mountain views and milder weather for the uphill walk to the castle. The structure stands above the Pöllat stream gorge, east of the Alpsee and Schwansee lakes. Built in the 19th century as a historicist palace, it overlooks the area where the Lech river flows into Lake Forggensee. Hohenschwangau Castle stands on an adjacent hill nearby.