Average Dew Point Summary (°F)

Data last updated 3/28/2025 2:50 PM.   Daily Detail Monthly Summary Seasonal Summary

Maximum Average Dew Point
Date	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Year
2025	34.0	35.3	51.7*	---	---	---	---	---	---	---	---	---	51.7*
2024	40.0	44.6	46.2	58.6	63.4	70.1	71.5	69.9	63.1	53.7	57.7	44.1	71.5
2023	53.4	35.2	40.2	54.4	53.5	66.1	69.4	67.4	68.7	62.0	42.6	46.0	69.4
2022	45.8	42.6	51.5*	51.1	66.0	64.3	---	70.7*	65.9	60.3	61.3	49.7	70.7*
2021	32.0	31.4	52.1	57.0*	63.8	69.7	69.8	71.4	66.3	61.5	46.5	43.2	71.4*
2020	51.3	37.2	49.1	51.1	66.8	67.2	69.6	68.2	66.7	59.2	59.7	42.5	69.6
2019	35.1	---	43.1*	59.4	61.1	65.7	72.6	67.5	65.3	63.5	39.0	39.4	72.6*
2018	51.7	46.7	43.4	50.2	64.5	67.9	---	70.7	69.7	64.7	54.6	52.8	70.7*
2017	44.1	47.6	50.3	57.9	59.2	69.5	68.5	70.1	64.5	65.4	51.3	44.2	70.1
2016	40.6	43.3	50.8	51.6	65.3	65.1	69.8	73.3	69.3	59.7	50.8	36.9	73.3
2015	40.1	26.7	34.7	47.6	66.0	68.5	68.3	67.8	65.9	53.9	56.4	52.4	68.5
2014	44.9	35.7	37.9	53.9	61.6	66.0	71.0	66.8	67.2	62.9	52.0	46.6	71.0
2013	48.8	33.4	41.5	55.1	65.3	66.3	71.0	67.9	68.9	63.0	51.1	53.4	71.0
2012	38.4	37.4	51.2	52.6	66.2	68.5	67.5	70.6	66.1	63.6	47.5	49.1	70.6
2011	38.7	32.7	37.4	60.6	66.1	66.4	71.3	69.3	69.4	57.5	54.1	48.2	71.3
2010	42.5	27.9	43.0	47.7	59.8	66.5	69.8	67.5	63.7	55.8	42.1	41.8	69.8
2009	27.0	37.9*	44.0	51.4	58.2	61.2	64.7	68.1	62.5	51.9	48.3	41.7	68.1*
2008	43.5	37.3	34.1	46.4	56.9	66.5	65.4	61.4	67.9	50.0	52.0	40.5	67.9
2007	46.4	25.4	41.9*	46.4	58.3	64.1*	66.4*	69.1	66.9	61.8	44.0	39.4	69.1*
2006	36.4*	37.5	48.5	45.2	62.6	66.7	68.4*	72.8	59.4	56.1	54.2	50.5	72.8*
Max	53.4	47.6	52.1	60.6	66.8	70.1	72.6	73.3	69.7	65.4	61.3	53.4	73.3
Average Dew Point
Date	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Year
2025	13.6	17.3	26.1*	---	---	---	---	---	---	---	---	---	18.8*
2024	22.6	22.5	30.8	37.6	51.2	58.5	63.5	61.1	54.7	42.2	33.8	23.4	41.9
2023	29.3	23.2	26.7	39.2	43.3	55.9	64.4	60.2	55.6	47.0	28.8	31.6	42.2
2022	13.2	20.4	27.9*	34.9	49.7	54.9	---	61.6*	55.3	41.8	35.1	25.0	38.2*
2021	21.4	19.0	26.9	36.6*	45.9	59.3	62.8	64.7	56.8	51.2	31.3	29.2	42.3*
2020	23.9	23.5	30.9	34.1	44.6	56.7	64.9	61.5	53.5	44.6	36.2	25.9	41.8
2019	17.1	---	21.2*	38.5	49.8	55.8	63.6	59.9	54.4	45.8	27.9	25.1	41.8*
2018	16.7	26.0	23.9	31.3	52.2	56.4	---	65.2	59.4	44.9	30.3	27.0	39.5*
2017	24.4	25.5	21.5	41.4	47.2	56.6	62.0	58.6	55.5	47.6	30.9	19.5	41.0
2016	19.0	21.7	30.6	31.7	46.3	54.4	62.4	63.8	55.9	45.0	34.8	23.8	40.9
2015	12.6	7.0	19.4	34.1	50.8	58.4	60.8	59.9	57.3	41.0	36.9	36.9	39.8
2014	12.3	13.8	18.4	34.0	47.9	57.6	60.2	58.3	53.5	45.1	28.0	27.7	38.2
2013	20.7	19.5	23.8	34.1	47.2	57.2	64.7	58.7	51.6	44.5	28.3	24.5	39.7
2012	22.0	24.2	33.8	32.5	53.0	56.2	61.8	59.6	52.8	46.0	29.1	29.4	41.8
2011	15.4	16.8	23.8	38.9	51.6	57.6	61.9	60.0	57.5	43.0	36.2	28.2	41.0
2010	13.5	16.0	26.9	33.8	46.6	56.1	60.3	58.4	52.1	38.8	29.4	18.8	37.7
2009	6.4	14.4*	20.1	31.0	43.2	53.9	56.0	59.3	49.2	38.6	33.2	17.1	35.4*
2008	16.1	15.9	19.9	33.0	39.3	56.7	59.4	54.6	51.8	35.6	28.8	19.5	35.9
2007	18.3	5.5	17.9*	28.7	40.8	53.9*	56.9*	58.3	52.6	47.1	27.0	19.7	35.7*
2006	23.6*	16.7	22.0	32.7	44.2	56.9	63.0*	59.0	52.1	40.1	35.3	25.2	39.2*
Avg	18.1	18.4	24.6	34.6	47.1	56.5	61.7	60.1	54.3	43.7	31.6	25.1	39.4
Minimum Average Dew Point
Date	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Year
2025	-9.2	0.0	3.0*	---	---	---	---	---	---	---	---	---	-9.2*
2024	0.8	9.3	13.3	20.2	41.3	44.4	53.2	49.7	44.4	28.6	18.6	-3.9	-3.9
2023	15.1	-5.4	13.6	20.7	29.0	43.6	55.1	50.9	45.4	31.7	15.2	18.2	-5.4
2022	-7.3	2.1	7.3*	19.6	31.9	42.9	---	48.9*	40.1	27.8	14.6	-2.5	-7.3*
2021	4.6	2.3	5.9	14.6*	31.9	44.6	50.1	50.7	45.0	38.2	21.6	18.0	2.3*
2020	5.4	4.0	15.1	20.8	25.4	40.5	59.7	51.2	32.9	27.2	17.0	9.8	4.0
2019	-10.7	---	1.2*	17.8	39.2	41.2	56.2	48.2	43.5	35.2	12.0	6.0	-10.7*
2018	-6.5	6.8	8.6	18.0	37.5	48.9	---	55.7	45.4	27.4	1.4	14.4	-6.5*
2017	4.2	9.3	1.4	27.3	33.4	42.1	53.1	48.6	42.5	32.1	14.6	-2.4	-2.4
2016	3.0	-13.8	10.7	9.6	31.6	41.2	53.5	53.9	39.3	28.4	23.5	4.5	-13.8
2015	-0.6	-9.0	0.3	16.5	31.8	48.2	51.0	52.3	47.0	26.2	18.6	21.1	-9.0
2014	-9.3	-3.3	0.1	20.2	32.3	47.0	52.4	50.6	42.8	33.0	9.7	10.5	-9.3
2013	-2.1	5.7	11.9	15.3	29.1	40.8	50.9	50.1	39.8	27.0	9.9	8.1	-2.1
2012	-1.0	10.4	7.5	20.4	35.2	47.7	53.4	49.6	39.4	26.7	22.2	18.0	-1.0
2011	-4.6	0.6	0.8	25.8	32.8	39.9	53.8	51.7	40.2	29.3	22.5	8.1	-4.6
2010	-10.5	2.2	9.1	23.7	23.9	41.1	46.2	48.6	41.0	28.0	18.6	5.6	-10.5
2009	-12.8	-7.1*	-5.6	11.7	28.3	35.3	45.4	46.4	37.9	25.3	23.0	-0.9	-12.8*
2008	-9.0	-7.2	6.2	10.7	27.8	47.2	52.0	43.7	38.2	23.0	5.2	-1.3	-9.0
2007	-9.2	-13.0	-14.2*	11.6	24.3	38.7*	43.5*	47.5	38.1	27.9	12.7	3.1	-14.2*
2006	1.8*	-0.1	5.6	22.2	30.4	44.3	54.0*	45.3	40.0	26.4	21.2	4.3	-0.1*
Min	-12.8	-13.8	-14.2	9.6	23.9	35.3	43.5	43.7	32.9	23.0	1.4	-3.9	-14.2

Color Key
< -20.0	-20.0 - -10.0	-10.0 - 0.0	0.0 - 10.0	10.0 - 20.0	20.0 - 30.0	30.0 - 40.0	40.0 - 50.0	50.0 - 60.0	60.0 - 70.0	70.0 - 80.0	80.0 - 90.0	90.0>

* denotes incomplete data for the month/year.

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