If you're looking for summer vibes, the best time to travel to Jamestown,ND is in June, July and August, when the average temperature reaches 20.48 °C, while July, August and June are the 3 sunniest months of the year, with an average of 144.48 hours.
If you prefer colder temperatures, however, make sure you visit Jamestown,ND during the months of January, February and December to experience an average of -10.3 °C.
For those who don't care too much about temperatures, but want to avoid getting wet in the rain, it's important to avoid travelling during January, February and March, when the average precipitation in Jamestown,ND is 3.75 mm, while the months of January, February and March are drier, with an average of 0 mm.