diff --git a/gcalcli/argparsers.py b/gcalcli/argparsers.py
index 023a338e..b170c92d 100644
--- a/gcalcli/argparsers.py
+++ b/gcalcli/argparsers.py
@@ -62,6 +62,7 @@
         'given',
     },
     '--locale': {'default': '', 'type': str, 'help': 'System locale'},
+    '--timezone': {'default': '', 'type': str, 'help': 'Timezone to use'},
     '--refresh': {
         'action': 'store_true',
         'dest': 'refresh_cache',
diff --git a/gcalcli/cli.py b/gcalcli/cli.py
index 5f7ad1da..924fe024 100755
--- a/gcalcli/cli.py
+++ b/gcalcli/cli.py
@@ -37,6 +37,7 @@
 import re
 import signal
 import sys
+import time
 from argparse import ArgumentTypeError
 from collections import namedtuple
 
@@ -226,6 +227,10 @@ def main():
         except ValueError as exc:
             printer.err_msg(str(exc))
 
+    if parsed_args.timezone:
+        os.environ['TZ'] = parsed_args.timezone
+        time.tzset()
+
     cal_names = set_resolved_calendars(parsed_args, printer=printer)
 
     userless_mode = bool(os.environ.get('GCALCLI_USERLESS_MODE'))