Considering that, in the form of precipitation frequency monthly according to figure 2 to find that in each measure will have a similar value is the maximum frequency that is obvious at birth is approximately 12 months.
Considering the frequency of occurrence in the form of monthly precipitation will be found in Figure 2, each rain gauge station will be similar. The maximum frequency is apparent that the incidence of approximately 12 months.
When considered in the model the occurrence of monthly rainfall frequency according to the 2 are found in each station วัดน้ำฝน were similar. Highest frequency clearly around birth about 12 months.