March is considered to be one of the best months to hike the Inca Trail in Peru, as the weather is generally dry and mild. During this time, daytime temperatures can range from the low to mid-60s Fahrenheit (low to mid-20s Celsius) and nighttime temperatures can drop to the mid-30s Fahrenheit (low to mid-0s Celsius).

March is also considered to be the shoulder season for tourism in Peru, which means that the crowds on the Inca Trail may be slightly smaller than during the peak season. However, it is still important to book your tour well in advance, as the Inca Trail is a popular destination and spaces can fill up quickly.

It is important to note that the weather in the Andes can be unpredictable and it is always a good idea to be prepared for a range of conditions. It is recommended to bring warm, waterproof clothing and good quality hiking shoes, as well as sun protection and insect repellent. It is also a good idea to bring a first aid kit and any necessary medications.

If you are planning to hike the Inca Trail in March, it is important to be properly prepared and to follow all necessary safety precautions. It is also important to respect the natural surroundings and to follow Leave No Trace principles to help preserve the trail for future hikers.