import matplotlib.pyplot as plt import numpy as np

fig = plt.figure()

ax = fig.add_subplot(111, projection='polar')

ax.set_xticks(np.arange(1, 25) * np.pi / 12) ax.set_xticklabels([str(number) for number in range(1, 25)])

ax.set_yticks(range(1, 32)) ax.set_yticklabels([str(number) for number in range(1, 32)])

ax.grid(True)

ax.scatter(np.pi / 12 * 24, 31)

ax.set_ylim(0, 32)

plt.show()enter image description here