Got it working!

Database.go

@@ -0,0 +1,27 @@
+package main
+
+import (
+	"database/sql"
+	"fmt"
+)
+
+var ClimateDb *sql.DB
+
+func InitDb() error {
+	db, err := sql.Open("mysql", "admin:sekna123jk@tcp(127.0.0.1:3306)/climate")
+	if err != nil {
+		fmt.Println("error connecting to database")
+		return err
+	}
+	ClimateDb = db
+	return nil
+}
+
+func CloseDb() {
+	if ClimateDb != nil {
+		err := ClimateDb.Close()
+		if err != nil {
+			fmt.Println("error closing database: " + err.Error())
+		}
+	}
+}