convert \
-size 165x70 \
xc:lightblue \
-font Bookman-DemiItalic \
-pointsize 12 \
-fill blue \
-gravity center \
-draw "text 0,0 'It is 28 degrees today'" \
image.png
or load in a txt file
convert -size 228x170 xc:white -family Verdana -pointsize 18 -fill black -gravity center -draw "text 0,0 '$(cat dynamic-parametricism)'" dynamic-parametricism.png