This blog planner is the exact one I use to plan my blogs. It's a great way to set goals and plan content. Plan your months, weeks and days so you are clear on exactly what you are doing and what you want to achieve. There are 22 planning pages in total.
They include:
12 monthly blog planner sheets (one for each month)
Blog SEO checklist
Blog Post Planner
Weekly Blog Post Planner
Target Audience Worksheet
Blog Post Promotion Checklist
Keyword Planner Worksheet