Yes
you do need a jacket based on the weather in Boulder, CO, USA 1 second ago
Why? Because there's a refreshing nip in the air!
47°F8°C & Cloudy
Wind is 6 mph10 km/h from the Northeast, gusting to 11 mph18 km/h
| May 7 | ||||
| 11am | 47°F8°C | 8 mph12 km/h Northeast | Rain | |
| 12pm | 48°F9°C | 5 mph8 km/h North | Drizzle | |
| 1pm | 49°F10°C | 3 mph5 km/h Northwest | Drizzle | |
| 2pm | 52°F11°C | 4 mph7 km/h Northwest | Drizzle | |
| 3pm | 53°F12°C | 6 mph9 km/h Northwest | Drizzle | |
| 4pm | 53°F12°C | 3 mph5 km/h North | Drizzle | |
| 5pm | 55°F13°C | 4 mph7 km/h Southwest | Thunderstorms | |
| 6pm | 51°F10°C | 7 mph11 km/h South | Rain | |
| 7pm | 53°F12°C | 7 mph10 km/h Northwest | Mostly Cloudy | |
| 8pm | 54°F12°C | 5 mph8 km/h Northwest | Cloudy | |
| 9pm | 53°F11°C | 4 mph6 km/h Northwest | Cloudy | |
| 10pm | 50°F10°C | 4 mph7 km/h West | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 7 | 43°F6°C | 55°F13°C | 5 mph8 km/h from Northwest | Rain | Partly Cloudy |
| May 8 | 40°F4°C | 65°F18°C | 5 mph8 km/h from East | Mostly Clear | Mostly Clear |
| May 9 | 47°F8°C | 68°F20°C | 5 mph7 km/h from Northeast | Partly Cloudy | Mostly Clear |
| May 10 | 48°F9°C | 72°F22°C | 6 mph9 km/h from Southeast | Clear | Clear |
| May 11 | 52°F11°C | 76°F24°C | 5 mph8 km/h from South | Partly Cloudy | Mostly Cloudy |
| May 12 | 53°F12°C | 80°F27°C | 4 mph6 km/h from South | Partly Cloudy | Mostly Clear |
| May 13 | 51°F10°C | 81°F27°C | 7 mph11 km/h from Southeast | Mostly Clear | Mostly Clear |
Yes
Low of 40°F5°C, High of 64°F18°CWind: 5 mph8 km/h
Precipitation: 6% rain