The temperatures in Greeley in May are quite cold with temperatures between 8°C and 21°C, warm clothes are a must.
You can expect rain for roughly half of the month of May in Greeley. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Greeley in May 2025.
If you’re planning to visit Greeley in the near future, we highly recommend that you review the 14 day weather forecast for Greeley before you arrive.
Temperatures
21° / 8°
Rainy Days
9
Snowy Days
0
Dry Days
21
Rainfall
96
mm
Sun Hours
7.9
Hrs
