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St. Johnsbury May Weather

Averages and records for weather in St. Johnsbury, Vermont in the month of May.

Typical St. Johnsbury May Weather 1991–2020
Average daily high	69.7 °F
Average daily low	43.6 °F
Average monthly precipitation	3.8 inches
Average monthly snow	0.1 inches
Daily chance of precipitation	46.6%
Daily chance of snow	0.54%

St. Johnsbury May Weather Records 1894–2024
Highest temperature	96 °F	May 22, 1911
Lowest temperature	19 °F	May 2, 1903
Highest daily low	69 °F	May 29, 2020
Lowest daily high	36 °F	May 10, 1900
Hottest average high temperature	77.7 °F	1911
Coldest average high temperature	57.4 °F	1917
Most daily precipitation	4.7 inches	May 27, 2011
Most monthly precipitation	11.1 inches	2011
Most daily snow	4.5 inches	May 2, 1917
Most monthly snow	4.5 inches	1917

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
May 1	64.5	38.0	86	23
May 2	64.8	38.3	88	19
May 3	65.2	38.7	89	20
May 4	65.5	39.0	91	21
May 5	65.7	39.3	91	22
May 6	66.0	39.6	88	24
May 7	66.4	39.9	85	22
May 8	66.8	40.1	90	22
May 9	67.1	40.5	92	20
May 10	67.5	41.0	91	23
May 11	67.9	41.4	90	22
May 12	68.3	41.8	88	22
May 13	68.7	42.2	89	26
May 14	69.0	42.7	91	24
May 15	69.4	43.2	90	22
May 16	69.7	43.6	91	25
May 17	70.0	43.9	89	26
May 18	70.3	44.2	92	23
May 19	70.6	44.6	91	28
May 20	70.8	44.9	91	26
May 21	71.0	45.1	93	25
May 22	71.1	45.4	96	26
May 23	71.3	45.8	92	27
May 24	71.5	46.1	91	24
May 25	71.8	46.3	89	24
May 26	72.1	46.6	89	28
May 27	72.3	47.0	91	27
May 28	72.7	47.4	93	30
May 29	72.9	47.9	92	29
May 30	73.2	48.3	94	29
May 31	73.5	48.6	92	25

Weather Station Details

Years	Station	Coordinates
1894–2024	St. Johnsbury	location