Average temperatures in Bethlehem vary greatly. Considering humidity, temperatures feel very enjoyable all year with a very low chance of rain or snow throughout the year.

The area is more temperate than most — in the 63rd percentile for pleasant weather — compared to tourist destinations worldwide. If you’re looking for the very warmest time to visit Bethlehem, the hottest months are August, July, and then September.

The warmest time of year is generally early August where highs are regularly around 89.1°F (31.7°C) with temperatures rarely dropping below 70.2°F (21.2°C) at night.