5 Things You Need to Know Today: Autumnal Equinox, the 405, and More

1. Today will be sunny with a high temperature of 92 degrees, according to the National Weather Service.

2. Sept. 23 is the autumnal equinox, and that marks the official first day of fall. Let the Huffington Post tell you what an equinox is, and what it signifies.

3. The cheapest place to fill your tank today is the Arco at 16851 Sherman Way (at Balboa Boulevard), where gas is $3.73 a gallon, according to GasBuddy.com.

4. Catch a movie at Laemmle's Town Center 5. Pick a movie from the schedule by following this link.

5. Read up on the 405 improvement project, as it may affect your travel plans. Click here for more information.