2026 Compare Cities :
Carol Stream, IL vs Herndon, VA

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 Carol Stream, ILHerndon, VAUnited States
 Rainfall  Unlock42.938.1
 Snowfall30.5  Unlock27.8
 Precipitation Days119119.5106.2
 Sunny187  Unlock205
 Avg. July High  Unlock85.885.8
 Avg. Jan. Low13.6  Unlock21.7
 Comfort Index (higher=better)  Unlock7.37
 UV Index3.4  Unlock4.3
 Elevation ft.7583612443
Reviews for Carol Stream    1 Reviews

Great place to live and raise a family but, taxes are high. The winters are very  More

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Reviews for Herndon    12 Reviews

Over 11 years ago

Seasons tend to be relatively mild. The warmer seasons are extended by 3-4 weeks as compared to the New York Metropolitan Area.  More

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Over 17 years ago

Traffic has gotten out of control the last couple of  More

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Over 17 years ago

We actually live south of Herndon in Oak Hill (Zip Code 20171). The Town of Herndon is incorporated, Oak Hill is not. Herndon is a nice enough city with an historic area  More

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