If you need to save money, don't rent or buy a place to live.
Use your available money to buy a gym membership to a 24-hour fitness center.
Most of these places are less than $50 per month.
1) You will have a place to go at night or when there is extreme weather.
2) Access to showers.
3) A locker to store your belongings.
Yech, I can hear you misspelling words as you speak!