Important environmental information for growing here in Santa Clara county...
Astronomical Solstice/Equinox Dates
2024 Autumnal Equinox: Sun Sep 22 2024 05:43:12 GMT-0700 (PDT)
2024 Winter Solstice: Sat Dec 21 2024 01:19:54 GMT-0800 (PST)
2025 Vernal Equinox: Thu Mar 20 2025 02:01:03 GMT-0700 (PDT)
2025 Summer Solstice: Fri Jun 20 2025 19:41:49 GMT-0700 (PDT)
2025 Autumnal Equinox: Mon Sep 22 2025 11:19:00 GMT-0700 (PDT)
Meteorological Dates
First day of fall 2024: Sun Sep 01 2024
First day of winter 2024: Sun Dec 01 2024
First day of spring 2025: Sat Mar 01 2025
First day of summer 2025: Sun Jun 01 2025
First day of fall 2025: Mon Sep 01 2025
Sun Information
For today, Thursday October 03 2024
Sunrise: 07:05:44
Sunset: 18:47:25
Transit: 12:56:34
Civil twilight begin: 06:39:47
Civil twilight end: 19:13:22
Nautical twilight begin: 06:09:34
Nautical twilight end: 19:43:35
Astronomical twilight begin: 05:39:12
Astronomical twilight end: 20:13:57
For tomorrow, Friday October 04 2024
Sunrise: 07:06:37
Sunset: 18:45:56
Transit: 12:56:16
Civil twilight begin: 06:40:39
Civil twilight end: 19:11:54
Nautical twilight begin: 06:10:26
Nautical twilight end: 19:42:06
Astronomical twilight begin: 05:40:06
Astronomical twilight end: 20:12:26
Frost Dates and Growing Period
First frost date (2024): Mon Dec 02 2024
Last frost date (2025): Sun Feb 23 2025
Number of days in the 2024 growing season: 281
Note that frost dates are derived from historical patterns.