The best time to visit Fort Collins
Month-by-month climate averages for Fort Collins, CO, so you can pick your dates on data rather than guesswork.
The most comfortable time to visit Fort Collins is usually April, May and October, when daytime highs sit in the pleasant 60-78°F range and the heaviest June rain is behind you.
Fort Collins is warmest in July (highs near 87°F) and coldest in January (lows around 15°F), with roughly 17 inches of precipitation across the year and June the wettest month. The sweet spot for most visitors is April, May and October. Expect overnight frost in January, February, March, November and December.
These are long-run averages. For the actual days you are travelling, check the live Fort Collins forecast — and note how much the models agree, because that tells you how much to trust it.
Fort Collins weather by month
what to expect in Fort Collins through the yearHere is Fort Collins's typical weather in each month: the average daytime high and overnight low in °F, how each month feels, and the wettest month marked. Use it to plan any trip to Fort Collins by season.