321.

June solstice 22 June will be the longest day of 1967 in the northern hemisphere. Wed, 21 Jun 1967 at 22:18 EDT (20,801 days ago) in Gemini

322.

March equinox Day and night have equal length, marking the beginning of spring in the northern hemisphere and autumn in the southern hemisphere. Tue, 21 Mar 1967 at 02:32 EDT (20,893 days ago) in Pisces

323.

The Earth at perihelion The Earth reaches its closest point to the Sun. Mon, 02 Jan 1967 at 00:54 EDT (20,971 days ago) in Pisces

324.

December solstice 22 December will be the shortest day of 1966 in the northern hemisphere. Thu, 22 Dec 1966 at 02:23 EDT (20,982 days ago) in Sagittarius

325.

September equinox Day and night have equal length, marking the beginning of autumn in the northern hemisphere and spring in the southern hemisphere. Fri, 23 Sep 1966 at 07:37 EDT (21,072 days ago) in Virgo

326.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Tue, 05 Jul 1966 at 07:50 EDT (21,152 days ago) in Pisces

327.

June solstice 21 June will be the longest day of 1966 in the northern hemisphere. Tue, 21 Jun 1966 at 16:27 EDT (21,166 days ago) in Gemini

328.

March equinox Day and night have equal length, marking the beginning of spring in the northern hemisphere and autumn in the southern hemisphere. Sun, 20 Mar 1966 at 20:47 EDT (21,259 days ago) in Pisces

329.

The Earth at perihelion The Earth reaches its closest point to the Sun. Mon, 03 Jan 1966 at 17:47 EDT (21,335 days ago) in Pisces

330.

December solstice 22 December will be the shortest day of 1965 in the northern hemisphere. Tue, 21 Dec 1965 at 20:34 EDT (21,348 days ago) in Sagittarius

331.

September equinox Day and night have equal length, marking the beginning of autumn in the northern hemisphere and spring in the southern hemisphere. Thu, 23 Sep 1965 at 01:59 EDT (21,437 days ago) in Virgo

332.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Sat, 03 Jul 1965 at 04:21 EDT (21,519 days ago) in Pisces

333.

June solstice 21 June will be the longest day of 1965 in the northern hemisphere. Mon, 21 Jun 1965 at 10:48 EDT (21,531 days ago) in Gemini

334.

March equinox Day and night have equal length, marking the beginning of spring in the northern hemisphere and autumn in the southern hemisphere. Sat, 20 Mar 1965 at 14:58 EDT (21,624 days ago) in Pisces

335.

The Earth at perihelion The Earth reaches its closest point to the Sun. Sat, 02 Jan 1965 at 14:16 EDT (21,701 days ago) in Pisces

336.

December solstice 21 December will be the shortest day of 1964 in the northern hemisphere. Mon, 21 Dec 1964 at 14:42 EDT (21,713 days ago) in Sagittarius

337.

September equinox Day and night have equal length, marking the beginning of autumn in the northern hemisphere and spring in the southern hemisphere. Tue, 22 Sep 1964 at 20:09 EDT (21,803 days ago) in Virgo

338.

The Earth at aphelion The Earth reaches its furthest point from the Sun. Sun, 05 Jul 1964 at 08:06 EDT (21,882 days ago) in Pisces

339.

June solstice 21 June will be the longest day of 1964 in the northern hemisphere. Sun, 21 Jun 1964 at 04:49 EDT (21,896 days ago) in Gemini

340.

March equinox Day and night have equal length, marking the beginning of spring in the northern hemisphere and autumn in the southern hemisphere. Fri, 20 Mar 1964 at 09:03 EDT (21,989 days ago) in Pisces