Yes
you do need a jacket based on the weather in Longmont, CO, USA 1 second ago
Why? Because it's pretty chilly!
51°F10°C & Clear
Wind is 2 mph3 km/h from the Southeast, gusting to 4 mph6 km/h
| May 8 | ||||
| 12pm | 53°F12°C | 3 mph4 km/h Southeast | Clear | |
| 1pm | 57°F14°C | 5 mph8 km/h Southeast | Clear | |
| 2pm | 61°F16°C | 5 mph9 km/h Southeast | Clear | |
| 3pm | 63°F17°C | 6 mph9 km/h Southeast | Clear | |
| 4pm | 66°F19°C | 6 mph9 km/h Southeast | Clear | |
| 5pm | 67°F20°C | 5 mph8 km/h Southeast | Clear | |
| 6pm | 68°F20°C | 5 mph8 km/h Southeast | Clear | |
| 7pm | 68°F20°C | 5 mph8 km/h Southeast | Clear | |
| 8pm | 67°F19°C | 5 mph8 km/h Southeast | Clear | |
| 9pm | 65°F18°C | 4 mph6 km/h Southeast | Mostly Clear | |
| 10pm | 60°F16°C | 3 mph5 km/h Southwest | Mostly Clear | |
| 11pm | 58°F14°C | 3 mph5 km/h South | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 8 | 38°F3°C | 68°F20°C | 4 mph7 km/h from Southeast | Clear | Mostly Clear |
| May 9 | 44°F7°C | 73°F23°C | 4 mph6 km/h from Northeast | Mostly Clear | Mostly Clear |
| May 10 | 45°F7°C | 77°F25°C | 6 mph9 km/h from Southeast | Clear | Clear |
| May 11 | 47°F8°C | 81°F27°C | 6 mph10 km/h from South | Mostly Clear | Partly Cloudy |
| May 12 | 47°F8°C | 82°F28°C | 7 mph11 km/h from Southeast | Partly Cloudy | Mostly Clear |
| May 13 | 49°F9°C | 81°F27°C | 7 mph11 km/h from Southeast | Mostly Clear | Clear |
| May 14 | 45°F7°C | 62°F16°C | 14 mph23 km/h from West | Mostly Clear | Mostly Clear |
Yes
Low of 44°F7°C, High of 73°F23°CWind: 4 mph6 km/h
Precipitation: 4% rain