Detailed Station Profiles

Station Data Profiles

Explore Chester County’s climate averages and station data from trusted sources. Each resource provides direct access to the most up-to-date information.

NWS Cooperative Observers (COOP)

Long-term daily climate observations collected across Chester County.

#	Station Name	Data Source	Elev ASL	Data Years	Weather Parameters
1	Chadds Ford COOP	NWS Cooperative Observer	309	1946 - 2006	Rain / Snow
2	Coatesville 1E NWS COOP	NWS Cooperative Observer	623	2016 - 2022	Rain/Snow
3	Coatesville 1SW COOP	NWS Cooperative Observer	342	1894 -1982	Temperature/Rain/Snow
4	Coatesville 2W NWS COOP	NWS Cooperative Observer	640	1983 - 2007	Temperature/Rain/Snow
5	Devault 1W COOP	NWS Cooperative Observer	360	1951 -1988	Temperature/Rain/Snow
6	Downingtown 3SE COOP	NWS Cooperative Observer	216	2000 to 2003	Temperature/Rain
7	Exton COOP	NWS Cooperative Observer	325	2011-2019	Rain/Snow
8	Geigertown NWS COOP	NWS Cooperative Observer	400	1945-1976	Rain / Snow
9	Glenmoore NWS COOP	NWS Cooperative Observer	600	1957-2022	Temperature (2006-2022)/Rain/Snow
10	Honeybrook NWS COOP	NWS Cooperative Observer	650	1958 - 2013	Rain/Snow
11	Hopewell NWS COOP	NWS Cooperative Observer	595	1979 - 2005	Temperature/Rain/Snow
12	Kennett Square COOP	NWS Cooperative Observer	340	1894 -1924	Temperature/Rain/Snow
13	Morgantown NWS COOP	NWS Cooperative Observer	595	1952 - 2021	Temperature (1952-1985)/Rain/Snow(2005-2021)
14	Octorara Lake NWS COOP	NWS Cooperative Observer	260	1978 - Present	Temperature / Rain/ Snow
15	Phoenixville 1E COOP	NWS Cooperative Observer	105	1893 - Present	Temperature/Rain/Snow
16	Sadsburyville NWS COOP	NWS Cooperative Observer	649	1911-1922	Temperature/Rain/Snow
17	Spring City COOP	NWS Cooperative Observer	256	2020 to Present	Rain/Snow/Temperature 2024 to Present
18	West Chester 2NW	NWS Cooperative Observer	440	1893 - 2017	Temperature/Rain/Snow
19	West Grove COOP	NWS Cooperative Observer	449	1928-1975	Temperature (1962-1975) /Rain/Snow
20	Westtown COOP	NWS Cooperative Observer	350	1894 - 1902	Temperature/Rain/Snow

Delaware Environmental Observing System (DEOS)

Monthly climate summaries from Delaware Environmental Observing System.

1	Atgen DEOS	Delaware Environmental Observing System	663	2012 - Present	Temperature/Rain
2	Chester Springs DEOS	Delaware Environmental Observing System	407	2012 - Present	Temperature/Rain
3	Devault DEOS	Delaware Environmental Observing System	197	2012 - Present	Temperature/Rain
4	Glenmoore DEOS	Delaware Environmental Observing System	620	2012 - Present	Temperature/Rain
5	Kennett Square DEOS	Delaware Environmental Observing System	348	2009 - Present	Temperature/Rain
6	Longwood Gardens DEOS	Delaware Environmental Observing System	459	2008 - Present	Temperature/Rain
7	Nottingham DEOS	Delaware Environmental Observing System	440	2012 - Present	Temperature/Rain
8	Warwick DEOS	Delaware Environmental Observing System	407	2012 - Present	Temperature/Rain
9	West Bradford DEOS	Delaware Environmental Observing System	335	2012 - Present	Temperature/Rain
10	West Chester DEOS	Delaware Environmental Observing System	325	2012 - Present	Temperature/Rain
11	West Grove DEOS	Delaware Environmental Observing System	650	2009 - Present	Temperature/Rain

NWS / FAA Airports (ASOS)

Daily weather and climate data from regional airports.

1	KMQS (Coatesville) Airport	NWS Federal Aviation Administration	659	2008 - Present	Temperature/Rain
2	KOQN (West Chester) Airport	NWS Federal Aviation Administration	465	2019 - Present	Temperature/Rain

U.S. Climate Reference Network (USCRN)

High-quality climate monitoring stations with monthly data.

1	Avondale 2N CRN	United States Climate Resource Network	400	2007 - Present	Temperature/Rain

GOES Data Collection

Real-time and historical weather data via GOES satellite relay.

1	London Grove GOES	GOES Data Collection	600	2015 - Present	Temperature / Rain

NWS Trained Spotters

Community-based observations of precipitation and weather conditions.

1	East Nantmeal NWS Spotter	National Weather Service Trained Spotter	685	2004 - Present	Temperature/Rain/Snow
2	Thorndale NWS Spotter	National Weather Service Trained Spotter	315	1998 - 2003	Temperature/Rain/Snow

Station Data Profiles

NWS Cooperative Observers (COOP)

Delaware Environmental Observing System (DEOS)

NWS / FAA Airports (ASOS)

U.S. Climate Reference Network (USCRN)

GOES Data Collection

NWS Trained Spotters

Station Elevation Mixes 1970's through Present

Chester County Stations by National Weather Service Zones

Station List - History 1893 - Present

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