Grow Dates / Times

Important environmental information for growing here in Santa Clara county...

Astronomical Solstice/Equinox Dates

2019 Summer Solstice: Fri Jun 21 2019 08:53:44 GMT-0700 (PDT)

2019 Autumnal Equinox: Mon Sep 23 2019 00:49:29 GMT-0700 (PDT)

2019 Winter Solstice: Sat Dec 21 2019 20:18:56 GMT-0800 (PST)

2020 Vernal Equinox: Thu Mar 19 2020 20:49:35 GMT-0700 (PDT)

2020 Summer Solstice: Sat Jun 20 2020 14:43:02 GMT-0700 (PDT)

Meteorological Dates

First day of summer 2019: Sat Jun 01 2019

First day of fall 2019: Sun Sep 01 2019

First day of winter 2019: Sun Dec 01 2019

First day of spring 2020: Sun Mar 01 2020

First day of summer 2020: Mon Jun 01 2020

Sun Information

For today, Tuesday July 23 2019

Sunrise: 06:05:42

Sunset: 20:22:59

Transit: 13:14:21

Civil twilight begin: 05:36:15

Civil twilight end: 20:52:27

Nautical twilight begin: 04:59:57

Nautical twilight end: 21:28:44

Astronomical twilight begin: 04:20:17

Astronomical twilight end: 22:08:25

For tomorrow, Wednesday July 24 2019

Sunrise: 06:06:30

Sunset: 20:22:13

Transit: 13:14:22

Civil twilight begin: 05:37:07

Civil twilight end: 20:51:36

Nautical twilight begin: 05:00:57

Nautical twilight end: 21:27:46

Astronomical twilight begin: 04:21:29

Astronomical twilight end: 22:07:14

Frost Dates and Growing Period

First frost date (2019): Sun Dec 08 2019

Last frost date (2020): Mon Feb 10 2020

Number of days in the 2019 growing season: 314

Note that frost dates are derived from historical patterns.