Climate in Herndon, VA, United States

Index
Climate Index:	76.18

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Climate By Month in Herndon, VA

Month	Climate Score	Weather Conditions Outline
Jan	24.80	Low avg 25℉ Chance of cloudy day 48%
Feb	31.56	Low avg 27℉ Chance of cloudy day 51%
Mar	60.48	Chance of cloudy day 45%
Apr	90.04	Chance of cloudy day 44% Chance of rainy day 44%
May	99.37	Chance of cloudy day 51% Chance of rainy day 49%
Jun	99.21	Chance of humid day 81% Chance of rainy day 43%
Jul	95.61	Chance of humid day 94% Chance of rainy day 46%
Aug	97.01	Chance of cloudy day 41% Chance of humid day 90%
Sep	100.00
Oct	96.67
Nov	63.05
Dec	56.43	Chance of cloudy day 56%

Best Months To Visit Herndon, VA

Best months to visit: April, May, June, July, August, September, October.

Temperatures (table)

Month	Temp Low Avg	Temp High Avg
Jan	25℉	43℉
Feb	27℉	46℉
Mar	34℉	55℉
Apr	45℉	68℉
May	54℉	75℉
Jun	63℉	82℉
Jul	68℉	88℉
Aug	64℉	86℉
Sep	59℉	81℉
Oct	46℉	68℉
Nov	34℉	55℉
Dec	32℉	50℉