A comparison between these two states for the months of July through September would be best measured in inches per month.
How is average rainfall calculated?
Average annual rainfall for a place is generally calculated by averaging the last 30-35 years of annual rainfall. Annual rainfall is the sum of daily rainfall, that can be calculated from rain gauge records.
What is normal rainfall in mm?
The updated all-India monsoon rainfall normal based on the 1971-2020 period is now 868.6mm and has replaced the earlier normal of 880.6 mm. Similarly, the updated all-India annual rainfall normal for the 1971-2020 period is 1160.1mm as against 1176.9mm in the past period.
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