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Boulder June Weather

Averages and records for weather in Boulder, Colorado in the month of June.

Typical Boulder June Weather 1991–2020
Average daily high	82.2 °F
Average daily low	51.7 °F
Average monthly precipitation	1.9 inches
Average monthly snow	none
Daily chance of precipitation	33.8%
Daily chance of snow	0%

Boulder June Weather Records 1893–2024
Highest temperature	104 °F	June 23, 1954
Lowest temperature	20 °F	June 20, 1935
Highest daily low	80 °F	June 24, 1954
Lowest daily high	44 °F	June 12, 1947
Hottest average high temperature	91.2 °F	2012
Coldest average high temperature	71.4 °F	1903
Most daily precipitation	3.4 inches	June 4, 1949
Most monthly precipitation	7.4 inches	1949
Most daily snow	1.5 inches	June 2, 1951
Most monthly snow	2.2 inches	1951

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

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
June 1	76.8	47.8	89	33
June 2	77.0	47.9	92	30
June 3	77.3	48.2	95	32
June 4	77.7	48.4	94	36
June 5	78.0	48.7	95	33
June 6	78.3	49.0	95	33
June 7	78.7	49.3	95	32
June 8	79.2	49.6	98	34
June 9	79.7	49.9	95	37
June 10	80.1	50.2	97	34
June 11	80.5	50.5	99	34
June 12	80.9	50.7	100	32
June 13	81.3	51.0	98	26
June 14	81.7	51.3	100	25
June 15	82.1	51.6	100	34
June 16	82.4	51.8	99	22
June 17	82.7	52.0	99	34
June 18	83.0	52.3	98	28
June 19	83.3	52.5	97	32
June 20	83.6	52.8	97	20
June 21	83.9	53.0	99	24
June 22	84.2	53.3	98	38
June 23	84.5	53.5	104	39
June 24	84.7	53.8	101	33
June 25	85.0	54.0	101	29
June 26	85.2	54.3	101	31
June 27	85.5	54.5	100	33
June 28	85.8	54.7	98	30
June 29	86.0	54.9	99	28
June 30	86.2	55.2	99	41

Weather Station Details

Years	Station	Coordinates
1893–2024	Boulder	location