Yes
you do need a jacket based on the weather in Longmont, CO 80504, USA 1 second ago
Why? Because it's pretty chilly!
53°F12°C & Clear
Wind is 3 mph5 km/h from the Southwest, gusting to 4 mph6 km/h
| September 10 | ||||
| 9am | 53°F12°C | 3 mph5 km/h West | Mostly Clear | |
| 10am | 58°F14°C | 4 mph6 km/h West | Mostly Clear | |
| 11am | 64°F18°C | 2 mph3 km/h Southwest | Mostly Clear | |
| 12pm | 70°F21°C | 2 mph3 km/h Southeast | Clear | |
| 1pm | 76°F25°C | 2 mph4 km/h Southeast | Mostly Clear | |
| 2pm | 82°F28°C | 4 mph7 km/h East | Mostly Clear | |
| 3pm | 87°F30°C | 8 mph12 km/h East | Clear | |
| 4pm | 89°F31°C | 7 mph12 km/h East | Mostly Clear | |
| 5pm | 90°F32°C | 7 mph12 km/h Southeast | Partly Cloudy | |
| 6pm | 89°F31°C | 8 mph14 km/h East | Partly Cloudy | |
| 7pm | 88°F31°C | 7 mph11 km/h Southeast | Mostly Clear | |
| 8pm | 87°F31°C | 8 mph13 km/h Southeast | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 10 | 53°F12°C | 90°F32°C | 5 mph9 km/h from Southeast | Mostly Clear | Mostly Cloudy |
| September 11 | 62°F17°C | 87°F31°C | 5 mph7 km/h from South | Mostly Cloudy | Partly Cloudy |
| September 12 | 58°F14°C | 82°F28°C | 7 mph10 km/h from South | Mostly Cloudy | Partly Cloudy |
| September 13 | 56°F13°C | 79°F26°C | 6 mph9 km/h from Southwest | Partly Cloudy | Rain |
| September 14 | 51°F11°C | 77°F25°C | 5 mph8 km/h from South | Mostly Clear | Mostly Clear |
| September 15 | 51°F11°C | 82°F28°C | 6 mph9 km/h from Southeast | Mostly Clear | Mostly Clear |
| September 16 | 52°F11°C | 80°F27°C | 5 mph8 km/h from Southeast | Partly Cloudy | Mostly Clear |
No
Low of 62°F17°C, High of 87°F31°CWind: 5 mph7 km/h
Precipitation: None