If you're looking for summer vibes, the best time to travel to Guymon is in July, June and August, when the average temperature reaches 30.83 °C, while June, July and November are the 3 sunniest months of the year, with an average of 214.23 hours.
However, if you prefer colder temperatures, make sure you visit Guymon during January, December or February to experience an average of -1.95 °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 Guymon is 6.75 mm, while the months of January, February and March are drier, with an average of 0 mm.