# -*- coding: utf-8 -*-
"""
Created on Tue Jun  4 21:31:55 2019

@author: finnh
"""

import numpy as np
import matplotlib.pyplot as plt

month = np.array([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12]) # mnd nr
temp = np.array([-3, -2, 2, 7, 11, 15, 17, 16, 12, 6, 2, -3]) # grad C
mean_temp = np.mean(temp) # Middelverdi

mean_temp_array = np.zeros(len(temp)) + mean_temp
#mean_temp_array = temp*0 + mean_temp

plt.figure(1)
plt.plot(month, temp, 'o-b', month, mean_temp_array, 'g')
plt.title('Monthly mean temp in Skien 2005-2015')
plt.xlabel('Month no. [nr.]')
plt.ylabel('[Deg C]')
plt.legend(labels=('Temperature', 'Mean temp'),
           loc='upper right', 
           handlelength=2, fontsize=8)

plt.grid()
plt.show()

plt.savefig('temp_skien_legend.pdf')