Vermont Drought Summary

Percent of time spent in drought categories

-- Northeastern Climate Division --
PDSI Category Percent of Time in Category Cumulative Percent Time
Extreme 0.2 0.2
Severe 2.5 2.7
Moderate 10.0 12.7
Mild 15.0 27.7
Incipient 8.7 36.4
Near Normal 9.4 45.8
Wet 54.2 100.0
Lowest PDSI in 1335 months -4.44 in 5/1965

-- Western Climate Division --
PDSI Category Percent of Time in Category Cumulative Percent Time
Extreme 1.0 1.0
Severe 2.5 3.5
Moderate 8.5 12.1
Mild 15.4 27.5
Incipient 8.6 36.1
Near Normal 10.3 46.4
Wet 53.6 100.0
Lowest PDSI in 1335 months -5.47 in 5/1965

-- Southeastern Climate Division --
PDSI Category Percent of Time in Category Cumulative Percent Time
Extreme 0.7 0.7
Severe 2.3 3.1
Moderate 8.0 11.1
Mild 22.4 33.5
Incipient 13.2 46.7
Near Normal 14.3 61.0
Wet 39.0 100.0
Lowest PDSI in 1335 months -5.11 in 6/1965

Based on the monthly Palmer Drought Severity Index as computed by the National Climatic Data Center.
"Cumulative" is the percent of time in given category plus all preceeding categories.