Weather in Chittenden County

Calculated from weather data of Patrick Leahy Burlington International Airport (KBTV) between 2020 and 2024.

Maximum temperatures (°F)

Month	Average	2024	2023	2022	2021	2020
January	31.0	32.0	35.0	25.0	29.0	33.0
February	35.0	39.0	36.0	33.0	30.0	33.0
March	42.0	46.0	40.0	44.0	46.0	47.0
April	56.0		62.0	55.0	58.0	52.0
May	69.0		70.0	73.0	69.0	69.0
June	78.0		76.0	77.0	82.0	80.0
July	83.0		83.0	83.0	78.0	86.0
August	81.0		77.0	82.0	83.0	80.0
September	73.0		74.0	70.0	73.0	72.0
October	62.0		63.0	62.0	63.0	59.0
November	45.0		44.0	51.0	46.0	52.0
December	36.0		40.0	38.0	40.0	38.0
Average	55.0	39.0	58.0	59.0	58.0	59.0

Average highest temperature per day

The maximum temperature is typically observed some hours after noon.

Minimum temperatures (°F)

Month	Average	2024	2023	2022	2021	2020
January	18.0	22	25	6	19	22
February	19.0	24	18	15	16	19
March	26.0	31	27	27	27	30
April	38.0		41	38	39	35
May	49.0		46	51	49	48
June	59.0		58	58	62	59
July	65.0		66	64	62	67
August	63.0		61	65	66	63
September	56.0		57	55	58	53
October	46.0		49	43	49	44
November	32.0		32	38	32	37
December	24.0		30	28	26	27
Average	39.0	26.0	43.0	41.0	42.0	42.0

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Cold and hot days

Number of days	2024	2023	2022	2021	2020
86 °F or warmer	0	18	21	22	28
77 °F or warmer	0	80	80	76	84
68 °F or warmer	0	144	136	144	130
32 °F or colder	59	108	101	121	108

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	24.9	34	29	28	21	19
February	21.3	12	27	30	19	26
March	18.6	22	32	18	7	10
April	17.0		16	19	20	11
May	9.9		10	11	6	6
June	9.0		15	12	4	6
July	7.7		14	5	13	5
August	6.5		15	6	8	7
September	8.1		10	15	6	5
October	13.5		19	5	16	14
November	15.4		10	17	14	12
December	23.2		29	32	20	19
Average	14.7	22.7	18.4	14.9	11.9	10.6

Precipitation during daylight period

Percentage of observations with observed rain, drizzle, snow or hail. Only observations between sunrise and sunset are taken into account.

Wind speed (miles per hour)

Month	Average	2024	2023	2022	2021	2020
January	8.7	8	7	10	7	8
February	10.0	11	10	12	8	9
March	10.1	9	9	10	11	10
April	9.6		9	10	9	11
May	8.7		9	9	8	10
June	8.3		7	9	9	8
July	7.4		7	8	7	8
August	7.3		7	7	7	7
September	7.6		6	7	9	9
October	8.6		8	8	7	10
November	9.6		10	10	8	11
December	8.5		7	8	9	10
Average	8.7	9.2	7.9	9.0	8.2	9.1

Average wind speed

Excluding wind gusts. Only observations between sunrise and sunset are taken into account.

Prevailing wind direction

Month	2024	2023	2022	2021	2020
January	W	NW	NW	N	SW
February	W	SW	SW	W	SW
March	NW	NW	W	W	SW
April		SW	NW	NW	NW
May		NW	SW	W	W
June		NW	W	SW	SW
July		SW	SW	W	SW
August		SW	SW	S	W
September		NW	NW	SW	SW
October		SW	SW	SW	S
November		SW	SW	SW	SW
December		W	W	SW	SW

Prevailing wind direction

Average wind direction, weighed by wind speed. Only observations between sunrise and sunset are taken into account.

Chittenden County weather Q&A

What is the warmest month in Chittenden County?

The warmest month is July with an average temperature of 83 °F over the past years.

What is the coldest month in Chittenden County?

The coldest month is January with an average daytime temperature of 31 °F in the past few years.

Which month is the wettest in Chittenden County?

Chance of precipitation is the highest in January with a probability of around 24.9 %.

Which month is the driest in Chittenden County?

The least rainfall and snow can be expected in August. The probability is about 6.5 %.