Add new ENV settings to docs

README.md

@@ -43,6 +43,9 @@ The model (as per 2023-11-14) assumes that a weather data file named `met_1_0km_
 It is required that you have set the following environment variables:
 
 ```bash
+YEAR=2024
+# Recurring start date (MM-DD)
+RECURRING_START_DATE=04-01
 # Where your application resides
 HOME_DIR=/home/foo/
 # Path to the weather data