read_data_from_la_calera.R

calera_raw

# First we read the .csv with the data from La Calera
#
calera_raw <- read.csv(".../meteorologicos_la_calera.csv")
head(calera_raw)
#
#> head(calera)
#                 fecha mm temp humedad
# 1 04/27/2018 17:00:00  0 22.8    49.8
# 2 04/27/2018 16:00:00  0 24.0    47.9
# 3 04/27/2018 15:00:00  0 26.4    45.5
# 4 04/27/2018 14:00:00  0 25.9    49.7
# 5 04/27/2018 13:00:00  0 26.0    56.7
# 6 04/27/2018 12:00:00  0 25.6    58.5
#
# How many observations are recorded? 
nrow(calera_raw) # 91421
#
calera_raw[91421, 1] # [1] 10/16/2007 00:00:00
calera_raw[1, 1] # 04/27/2018 17:00:00
#
str(calera_raw)
#
# > str(calera)
# 'data.frame':	91421 obs. of  4 variables:
#   $ fecha  : Factor w/ 91421 levels "01/01/2008 00:00:00",..: 30473 30472 30471 30470 30469 30468 30467 30466 30465 30464 ...
# $ mm     : num  0 0 0 0 0 0 0 0 0 0 ...
# $ temp   : num  22.8 24 26.4 25.9 26 25.6 25.7 25.3 23.9 20.7 ...
# $ humedad: num  49.8 47.9 45.5 49.7 56.7 58.5 57.1 58.3 62 73.6 ...