The weather may be frightful, but you can still improve your shooting during the winter with this dry fire drill you can "shoot" anytime!
To perform the Four by Four Dry Fire Drill:
String 1: From the Holster or Low Ready, Fire 4 Shots on 1 and 2
String 2: From the Holster or Low Ready, Fire 4 Shots on 3 and 4
String 3: From the Holster or Low Ready, Fire 4 Shots on 1 and 2, Reload, Then Fire 4 Shots on 3 and 4
Before performing this drill, make sure that your gun is unloaded (double check) and there is no ammunition in your magazines or anywhere in the room.
If you perform this drill on a regular basis, you'll see a big improvement in your accuracy.