According to forum posts, a recommended itinerary for touring Peloponnese often involves starting from Nafplio for a few days to explore nearby historic sites like Epidavros, Mycenae, and Argos. From Nafplio, travelers have suggested driving south to either Monemvasia or Gythio as bases to explore the Mani region, known for its rugged landscapes and stone towers.

For those interested in combining beach visits with cultural exploration, some travelers recommended including Elafonisos for its stunning beaches. The itinerary could include a stay in Monemvasia followed by a visit to Elafonisos, then returning via Gythio. This route allows for a mix of historical sightseeing and relaxing by the sea.

If focusing more on historical sites, another effective itinerary discussed involves traveling from Nafplio to Mystras and Monemvasia, exploring the rich Byzantine history. Travelers have also included stops at lesser-known gems like the fortress of Acrocorinth and Ancient Nemea for a deeper historical insight.

Some travelers have mentioned using a taxi service like Greek Taxi to travel from Athens to Peloponnese destinations like Nafplio, with the fare being around 150 euros. No shuttles were specifically mentioned, but taxis seem to be a preferred method for direct transfers.

According to forum posts, the KTEL bus system is highly regarded for travel within Greece, including routes from Athens to various destinations in the Peloponnese. Travelers have noted that these buses are modern, air-conditioned, and punctual, offering a cost-effective alternative to car rentals, especially with fares around 13 to 15 euros to places like Nafplio.

For those preferring flexibility, renting a car is frequently suggested. Travelers have discussed picking up rentals at locations like Athens airport and driving to various parts of the Peloponnese, allowing for a more personalized travel itinerary.

For anyone hesitant about long bus rides or the cost of taxis, car rental was often pointed out as a good option, despite the higher cost, for the convenience and access it provides to less reachable areas.

According to forum posts, Nafplio is highly recommended as a base for exploring the Peloponnese, praised for its beauty and variety of nearby attractions, including beaches and historical sites. Travelers have called out its convenience for first-time visitors due to its tourist-friendly amenities.

For those prioritizing beach access, some travelers suggested Tolo for its lovely sand beaches, and Stoupa was mentioned for its great beaches and family-friendly atmosphere. Additionally, Gythion was recommended for its proximity to beautiful beaches and key historical sites like Mystras.

For a quieter, more traditional Greek experience, Koroni was preferred by some users for its scenic beauty and local feel. It was mentioned alongside Pylos and Methoni, both of which offer good bases with access to beaches and local culture.

It's suggested to consider what type of vacation is desired when choosing a location. Areas like Monemvasia and Mystras provide a rich historical context, whereas Nafplio and Pylos offer a mix of leisure, sightseeing, and convenience.

According to forum posts, the Peloponnese in September typically experiences temperatures ranging from 25 to 30 degrees Celsius, with potential highs up to 33 degrees early in the month. Nights can drop to the high teens. Some travelers noted that weather patterns have been changing, making precise predictions more challenging.

Travelers have called out that July in the Peloponnese can be hot, with daytime temperatures often reaching 30 to 35 degrees Celsius, and occasionally experiencing heatwaves with temperatures around 40 degrees Celsius or more.

For many users, the general climate of the Peloponnese varies significantly with the season. While summers can be quite hot, winters are described as cool and wet with a lot of sunshine, akin to spring weather in northern Europe. Coastal areas rarely see snow, but it's more common in the mountainous regions.

According to forum posts, travelers have found car rental options at Kalamata airport, where companies like AutoUnion offer services including one-way rentals to Athens. AutoUnion is noted for its presence in both locations and a dummy booking showed a rental price of 497 Euros for an 11-day period starting from Kalamata airport.

For those looking for car hire services in specific parts of the Peloponnese like the Argolida Peninsula, POPs car rental has been mentioned as a viable option. However, finding similar services in the Messinia or Laconia regions can be challenging, as some travelers indicated a lack of options in these areas.

Some forum users suggested looking at rental services near the Killini port and Porto Heli, as these areas might offer pickup and return close to local ferry terminals. Additionally, companies like Pops Car Rental are recommended for reliable service in areas like Ermioni.

According to forum posts, driving in the Mani Peninsula involves navigating mountainous terrain and picturesque but winding coastal roads, which can be slow going. Travelers have called out that Google Maps is reliable for routing and timing, but it's wise to add extra time for scenic stops and the occasional goat crossing the road.

Some travelers suggested staying in unique and charming locations like the Kyrimai Hotel in Gerolimenas or the peaceful Hotel Faraggi in Exochori, which offers stunning views of the Viros Gorge. Early booking is recommended, especially in places like Gerolimenas where accommodations may require a minimum stay and fill up quickly.

For exploring, forum users recommended spending several days to fully appreciate the area. The Diros Caves and a loop drive along the coastline are popular activities. The Mani's rugged landscape, historical tower houses, and the less touristy southern tip provide a rich experience away from more crowded destinations.

The eastern coast of Mani, particularly around Skoutari, features beautiful sandy beaches and excellent fish tavernas as highlighted by users. These spots offer a blend of relaxation, local cuisine, and historical sites like the chapel of Agia Varvara.

According to forum posts, travelers have recommended spending at least a few days in Nafplion to fully appreciate its offerings. The town features beautiful architecture, narrow streets, numerous shops, markets, and tavernas, which merit an extended visit.

Some users have suggested that a day trip might only allow for a brief walk through the tourist-lined streets and perhaps a meal, but to truly experience the charm of Nafplion, including its medieval castle and the vibrant atmosphere of Syntagma Square, a longer stay is advisable.

For those interested in a more relaxed pace, spending an evening enjoying a cocktail by the seafront and people-watching was highlighted as a pleasurable activity that day-trippers might miss. This recommendation underscores the benefit of an overnight or multi-day stay.

According to forum posts, travelers have several options for accommodations in Monemvasia. Kinsterna Hotel is a notable choice located outside the castle walls, approximately a 15-minute drive south. It offers luxury accommodations but is not directly in the old town, providing a secluded experience. Another option is the Malvasia Traditional Hotel, which offers charming rooms within the fortress itself and is preferred by those wanting to stay inside the historic area.

Travelers have called out the unique charm of staying within the fortress at Monemvasia. Hotels like the Malvasia Traditional Hotel and Byzantino Boutique Hotel are mentioned for their period rooms that give the feeling of stepping back in time. These accommodations are scattered throughout the village, offering sea views and a more immersive historical experience.

For those looking for a comfortable stay with spectacular views, the Likinia Hotel is recommended. It is located at the Castello of Monemvasia, providing guests with picturesque views of the sea from room balconies, enhancing the experience of the historical surroundings.