Sometimes, we want to change the font size on a matplotlib plot with Python.

In this article, we’ll look at how to change the font size on a matplotlib plot with Python.

How to change the font size on a matplotlib plot with Python?

To change the font size on a matplotlib plot with Python, we can use the matplotlib.rc method.

For instance, we write

font = {'family' : 'normal',
        'weight' : 'bold',
        'size'   : 22}

matplotlib.rc('font', **font)

to call rc with the font dict’s entries as arguments.

We use ** to unpack the entries as named arguments to set the family, weight, and size argument values.

Conclusion

To change the font size on a matplotlib plot with Python, we can use the matplotlib.rc method.