Frankenstein Castle
Darmstadt, Germany

Frankenstein Castle is a castle in Mühltal, Germany, that dates back to 1252. It is one of the 134 sights listed on this site and ranks as the 16th most looked-up sight in Germany on English Wikipedia.
Planning a visit
The castle is open from sunrise to sunset and there is no fee to visit. Wheelchair access is limited. Visitors can reach the site via Frankfurt Main Airport, which is 27 km away. The castle is located 447 km from Berlin.
Weather in the area varies throughout the year. The warmest months are July and August, with daily highs of 23 °C. The coldest month is January, when daily highs reach 4 °C and lows reach -2 °C. Rain occurs throughout the year, with the highest monthly rainfall of 93 mm in May. Nearby sites include Lorsch Abbey, which is 17.1 km away, Mainz Cathedral at 36.3 km, and Heidelberg Castle at 42.7 km.
Weather by month
The warmest month is July, with an average high of 23 °C. Rain is spread fairly evenly through the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high, °C | 4 | 5 | 9 | 13 | 17 | 20 | 23 | 23 | 19 | 14 | 8 | 4 |
| Average low, °C | -2 | -2 | 1 | 4 | 8 | 11 | 14 | 13 | 10 | 7 | 2 | 0 |
| Rainfall, mm | 73 | 68 | 83 | 64 | 93 | 86 | 92 | 83 | 78 | 87 | 78 | 89 |
| Rainy days | 13 | 11 | 11 | 9 | 12 | 12 | 11 | 12 | 9 | 11 | 13 | 13 |
Temperatures and rainfall: 1981–2010 averages for this spot (4 km grid), from CHELSA. Rainy days: 2015–2024, NASA POWER.