Longmont Weather in June

June is one of the excellent months to visit Longmont, with daytime temperatures of 30°C (86°F) and lows of 11°C (52°F) at night. Some rainfall is typical for this time of year.

Rainfall in Longmont in June

You can expect rain on around 8 days based on historical patterns, with 26 mm (1 in) average for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Longmont in June

Weather in Longmont is at its excellent in June. Highs reach 30°C (86°F), while nights settle around 11°C (52°F). This kind of day-to-night contrast is typical for this time of year. With overnight lows of 11°C (52°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Longmont in June

The month enjoys around 315 hours of sunshine, creating mostly sunny days with good weather conditions.

If you prefer dry days with pleasant temperatures, May and September typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.