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The temperatures in Colorado in May are quite cold with temperatures between 7°C and 19°C, warm clothes are a must.
You can expect rain for roughly half of the month of May in Colorado. 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.
Please note that Colorado can expect a few days of snow in May.
Our weather forecast can give you a great sense of what weather to expect in Colorado in May 2025.
If you’re planning to visit Colorado in the near future, we highly recommend that you review the 14 day weather forecast for Colorado before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 4° / -6° | 4 | 18 | 9 | 24 mm | Awful | Colorado in January |
| February | 4° / -6° | 4 | 12 | 12 | 46 mm | Awful | Colorado in February |
| March | 10° / -1° | 4 | 19 | 8 | 70 mm | Bad | Colorado in March |
| April | 14° / 2° | 4 | 20 | 6 | 65 mm | Ok | Colorado in April |
| May | 19° / 7° | 8 | 21 | 2 | 99 mm | Bad | Colorado in May |
| June | 28° / 14° | 4 | 26 | 0 | 50 mm | Perfect | Colorado in June |
| July | 30° / 17° | 4 | 27 | 0 | 65 mm | Good | Colorado in July |
| August | 28° / 16° | 2 | 29 | 0 | 41 mm | Perfect | Colorado in August |
| September | 25° / 13° | 2 | 27 | 0 | 36 mm | Perfect | Colorado in September |
| October | 16° / 5° | 2 | 26 | 3 | 33 mm | Ok | Colorado in October |
| November | 11° / 0° | 2 | 23 | 5 | 24 mm | Bad | Colorado in November |
| December | 4° / -6° | 4 | 17 | 9 | 23 mm | Awful | Colorado in December |
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