Top Camping Tips - Oklahoma Camping Gems - Oklahoma Tips Weather Oklahoma winds can kick up in a hurry, so unless you want to take home a bunch of red dirt, it's best to leave your windows closed while you are gone. Summertime highs average in the mid-eighties; winter lows are in the mid to low thirties. Oklahoma City Oklahoma City freeways can be a little confusing, so be sure to study your maps before you head out.