Black Widow. Male
Based on coloration and location, Latrodectus certainly, likely a male Latrodectus Hesperus or Black Widow
This is a (nearly adult) female Latrodectus hesperus, aka Western black widow. I keep this species personally and breed them every spring. For reference, this is a picture of a sub-adult female L. hesperus:
Hi, welcome to Spider ID. 🙂 Your image has been filed. What I can make out of the palps looks feminine but I opted to leave the gender blank.