Discover the best time of year, based on historical climate, temperature, and precipitation.
The best weather in Longmont is from June, August, September. — consistent weather climate
☀️Pleasant
| Score | 22 | 18 | 24 | 53 | 79 | 88 | 83 | 92 | 93 | 81 | 33 | 29 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Polar | Polar | Cold | Cold | Mild | Pleasant | Pleasant | Pleasant | Pleasant | Cold | Cold | Cold |
| Temperature | -9–3°C | -10–3°C | -5–9°C | 0–15°C | 6–21°C | 12–28°C | 15–31°C | 15–30°C | 10–27°C | 4–19°C | -3–10°C | -5–6°C |
| Feels like | -13–-1°C | -15–-1°C | -9–6°C | -4–12°C | 3–19°C | 11–27°C | 14–31°C | 14–30°C | 8–25°C | 0–16°C | -7–6°C | -10–2°C |
| Precipitation | 18mm 6 days | 35mm 8 days | 47mm 9 days | 48mm 8 days | 91mm 9 days | 53mm 6 days | 39mm 4 days | 34mm 4 days | 26mm 4 days | 14mm 3 days | 22mm 5 days | 17mm 4 days |
| Sunshine | 7.3h ☀︎ 75% | 8.6h ☀︎ 80% | 9.2h ☀︎ 77% | 10.6h ☀︎ 80% | 11.4h ☀︎ 79% | 12.4h ☀︎ 83% | 12.9h ☀︎ 88% | 12.1h ☀︎ 88% | 11.0h ☀︎ 89% | 9.7h ☀︎ 87% | 8.3h ☀︎ 83% | 7.4h ☀︎ 79% |
| Wind | W · 14 km/h | W · 15 km/h | W · 16 km/h | W · 17 km/h | W · 17 km/h | W · 17 km/h | W · 16 km/h | NW · 16 km/h | W · 14 km/h | W · 14 km/h | W · 13 km/h | W · 15 km/h |
| Humidity (%) | 62% | 63% | 62% | 53% | 58% | 52% | 50% | 50% | 48% | 51% | 56% | 56% |
| Day length | 9.7h | 10.7h | 12.0h | 13.3h | 14.4h | 15.0h | 14.7h | 13.7h | 12.4h | 11.1h | 10.0h | 9.4h |