i5 is a cpu not a gpu. so it wont help with graphics much. But you do need a i5.
try this one
Intel Core i5-3570K Ivy Bridge 3.4GHz (3.8GHz Turbo) LGA 1155 77W Quad-Core Desktop Processor Intel HD Graphics 4000 BX80637I53570K - Newegg.com
you need a lot stronger of a power supply. Dont be Cheap...
For a motherboard I would suggest using a ASUS maximus. Newegg.com - ASUS MAXIMUS VI EXTREME LGA 1150 Intel Z87 HDMI SATA 6Gb/s USB 3.0 ATX Intel Motherboard
For the gpu i would go with a R9 290X. Newegg.com - ASUS R9290X-4GD5 Radeon R9 290X 4GB 512-bit GDDR5 PCI Express 3.0 HDCP Ready...
I am looking to build a new computer. I am not sure which cpu i should get. I am mainly using the computer for gaming. My budget for my cpu is $200.
Which should I get AMD or Intel?
I would not worry about the cold unless it is alot colder. I would not worry about about few drops water. If you are that scared of water you can get something like this. Amazon.com: OP/TECH USA Rainsleeve - 18-Inch (2-Pack): Camera & Photo
Since you are taking pictures of fireworks i would...