In terms of precipitation, rainfall in Heho ranges from 0.0 - 13.0 inches per month. August is typically the wettest month, when rainfall can reach 13.0 in. January is typically the driest time to visit Heho when rainfall is around 0.0 in.
If weather is an important factor for your trip to Heho, use this chart to help with planning. For those seeking warmer temperatures, May is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).