Utah · National Park
Best time to visit Arches
Checked Oct 26, 2026 · Source: NPS + NOAA
For Arches, the mild and quiet months are February and November: average highs of 50 to 85°F at the nearest NOAA station and visits at or below the yearly monthly average. May is busiest, with 13% of 2025 recreation visits. January was quietest, with an average high of 42°F. Sources: NPS IRMA Stats and NOAA normals, checked Oct 26, 2026.
Crowd index by month
Each bar is that month’s NPS recreation visits compared with the average month of 2025 (100 = average). May scored 154; January scored 25.
Source: NPS IRMA Stats, recreation visitors, 2025, pulled Oct 26, 2026. Index = month ÷ average month × 100.
Weather normals by month
| Month | Avg high °F | Avg low °F | Precip in | Crowd index |
|---|---|---|---|---|
| January | 41.5 | 22.3 | 0.55 | 25 |
| February | 50.0 | 29.1 | 0.56 | 41 |
| March | 62.1 | 36.9 | 0.65 | 121 |
| April | 69.6 | 43.7 | 0.71 | 129 |
| May | 80.1 | 53.0 | 0.75 | 154 |
| June | 92.5 | 63.0 | 0.43 | 139 |
| July | 98.7 | 70.3 | 0.73 | 126 |
| August | 95.8 | 67.9 | 0.90 | 119 |
| September | 87.1 | 58.3 | 0.88 | 113 |
| October | 72.1 | 44.2 | 1.12 | 126 |
| November | 55.9 | 32.6 | 0.56 | 67 |
| December | 41.9 | 23.9 | 0.61 | 41 |
Source: NOAA NCEI U.S. Climate Normals 1991-2020 (monthly), station USC00420336. The station may sit at a different elevation than the places you visit, so expect cooler temperatures higher up.
Mild and quiet months
- February
- November
Our rule, applied to the data above: average high between 50 and 85°F, and recreation visits no higher than the average month. It is arithmetic, not a forecast. Roads, trails and facilities can still be closed in these months.
Hours
Arches National Park is generally open 24 hours a day, year-round. Fees apply. The park is very busy between March and October. To avoid traffic, we recommend entering the park before 8 am or after 3 pm.
Source: NPS API operating hours, checked Oct 26, 2026.
More on Arches: tour or DIY overview. TourOrDIY is independent and not affiliated with the National Park Service. See the accuracy disclaimer and our method.