diff --git a/PSILARTEMP.py b/PSILARTEMP.py
index 629a7756d9f9dccedb01b80a19c978a01d5fa30d..56c97ecb72e715c6798abc5905d454eb1a5ac3f0 100755
--- a/PSILARTEMP.py
+++ b/PSILARTEMP.py
@@ -33,7 +33,8 @@ load_dotenv()
 config = configparser.ConfigParser()
 config.read("PSILARTEMP.cfg")
 
-today = datetime.now().date()
+local_timezone = pytz.timezone(os.getenv("LOCAL_TIMEZONE"))
+today = datetime.now(local_timezone).date()
 if len(sys.argv) > 1:
     year = int(sys.argv[1])
 else:
@@ -46,9 +47,6 @@ home_dir = os.getenv("HOME_DIR")
 out_path = f'{os.getenv("DATA_DIR")}{year}/'
 os.makedirs(out_path, exist_ok=True)
 
-# TODO: Put timezone out in .env
-local_timezone = pytz.timezone("Europe/Oslo")
-
 # Ensure that model is not run for future year
 if year > today.year:
     print(f"Cannot run model for future year ({year}). Quit.")
@@ -56,7 +54,7 @@ if year > today.year:
 
 # If we are before the recurring start date, exit nicely
 start_time = datetime.strptime(f"{year}-{recurring_start_date}","%Y-%m-%d")
-if datetime.now() <= start_time:
+if today <= start_time:
     print(f"Today is before the configured start time of {start_time}. Exiting.")
     exit(0)
     
diff --git a/README.md b/README.md
index 5ddfa378f9837cbc935fa2cddc480a2d8ebbe3c2..79ff7721de9931921541507fe5cf5bb8e99e309c 100644
--- a/README.md
+++ b/README.md
@@ -43,6 +43,10 @@ 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
+# Recurring start date (MM-DD)
+RECURRING_START_DATE=04-01
+# Local time zone
+LOCAL_TIMEZONE=Europe/Oslo
 # Where your application resides
 HOME_DIR=/home/foo/PSILARTEMP/
 # Path to the weather data
diff --git a/env-sample b/env-sample
index 7eea5788ece57b669f8bbe23e59d1579a80a3a5a..0e993577f4fe5d66c6c3c240befcc9be9e06ce04 100644
--- a/env-sample
+++ b/env-sample
@@ -2,6 +2,8 @@
 
 # Recurring start date (MM-DD)
 RECURRING_START_DATE=04-01
+# Local time zone
+LOCAL_TIMEZONE=Europe/Oslo
 # Where your application resides
 HOME_DIR=/home/foo/PSILARTEMP/
 # Path to the weather data