Today I submitted a package to PyPi called django-datetime-utc. You can install it via Pip:

$ pip install django-datetime-utc

This package provides DateTimeUTCField, a naive datetime model field. In PostgreSQL this translates to the field timestamp without time zone. All timestamps are saved in UTC.

I created this because ...

I have found the most reliable way to store times with different time zones is to not actually use a time zone aware type your database may provide. For example PostgreSQL provides timestamp with time zone. The best way is to store everything in UTC time in a naive timestamp ...