First Day of Autumn in Altadena
United States — September 1, 2026
until
---
Days
--
Hours
--
Minutes
--
Seconds
until First Day of Autumn on September 1, 2026
64% elapsed
131 days remaining
Altadena
15:06:38
America/Los_Angeles
GMT / UTC
22:06:38
Etc/UTC
Mecca
01:06:38
UTC+3
About First Day of Autumn
Meteorological start of autumn on September 1, marking the transition from summer to cooler months.
Altadena Quick Facts
- Country
- 🇺🇸 United States
- Timezone
- America/Los_Angeles
- Population
- 42,777
- Coordinates
- 34.1897, -118.1312
Sun Times Today in Altadena
Sunrise
06:12
Solar Noon
12:50
Sunset
19:29
Golden Hour
18:55
Daylight
13h 17m
Local time
Prayer Times Today in Altadena
| Prayer | Time (Local) |
|---|---|
| Fajr | 04:42 |
| Sunrise | 06:12 |
| Dhuhr | 12:50 |
| Asr | 16:31 |
| Maghrib | 19:29 |
| Isha | 20:54 |
Based on MWL calculation method. Local time.
Weather
Nearby Cities
Upcoming Events in Altadena
Map
Map loading...
Frequently Asked Questions
- When is First Day of Autumn in Altadena?
- First Day of Autumn in Altadena falls on Tuesday, September 1, 2026.
- What timezone is Altadena in?
- Altadena is in the America/Los_Angeles timezone.