First Day of Autumn in Longmont
United States — September 1, 2026
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until First Day of Autumn on September 1, 2026
64% elapsed
132 days remaining
Longmont
03:27:58
America/Denver
GMT / UTC
09:27:58
Etc/UTC
Mecca
12:27:58
UTC+3
About First Day of Autumn
Meteorological start of autumn on September 1, marking the transition from summer to cooler months.
Longmont Quick Facts
- Country
- 🇺🇸 United States
- Timezone
- America/Denver
- Population
- 92,088
- Coordinates
- 40.1672, -105.1019
Sun Times Today in Longmont
Sunrise
06:12
Solar Noon
12:59
Sunset
19:45
Golden Hour
19:08
Daylight
13h 32m
Local time
Prayer Times Today in Longmont
| Prayer | Time (Local) |
|---|---|
| Fajr | 04:32 |
| Sunrise | 06:12 |
| Dhuhr | 12:59 |
| Asr | 16:45 |
| Maghrib | 19:45 |
| Isha | 21:18 |
Based on MWL calculation method. Local time.
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Frequently Asked Questions
- When is First Day of Autumn in Longmont?
- First Day of Autumn in Longmont falls on Tuesday, September 1, 2026.
- What timezone is Longmont in?
- Longmont is in the America/Denver timezone.