Water Temperature of East Branch Brandywine Creek in Downingtown, PA

Current Water Temperature

73.6°F

Measurement Time: Friday, August 22, 2025, 12:45 PM EDT

Temperature Locations

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Local Points of Interest

M. John Johnson Nature Center

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East Branch Brandywine Creek

Station Name: East Branch Brandywine Creek below Downingtown, PA
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 213 feet / 65 meters

Nearest Address:
Downingtown Pike
Downingtown, PA 19380
Chester County

GPS Coordinates: 39.9687191, -75.6732715

Nearby Water Temperatures

West Branch Brandywine Creek, Modena, PA (6.8 mi)
Brandywine Creek, Chadds Ford, PA (8.0 mi)
West Branch Brandywine Creek, Coatesville, PA (8.2 mi)
East Branch White Clay Creek, Avondale, PA (9.6 mi)
West Branch Brandywine Creek, Coatesville, PA (9.9 mi)
East Branch White Clay Creek, Avondale, PA (11.2 mi)
Trout Run, Avondale, PA (11.6 mi)
Middle Branch White Clay Creek , West Grove, PA (13.1 mi)
French Creek, Phoenixville, PA (13.2 mi)
Valley Creek, Chesterbrook, PA (13.6 mi)
Red Clay Creek, Wooddale, DE (14.4 mi)
Brandywine Creek, Wilmington, DE (14.7 mi)
West Branch White Clay Creek, Landenberg, PA (15.5 mi)
White Clay Creek, Landenberg, PA (16.1 mi)
Christina River, Wilmington, DE (17.5 mi)

Weather for Downingtown, Pennsylvania

Current Weather

81°F
Sunny
Conditions: Sunny
Humidity: 37%
Feels Like: 81.3°F
Wind: W 3.8 mph
Wind Gusts: 4.7 mph
Pressure: 30.05 in
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 9 mi
UV Index: 2.2

Five Day Weather Forecast

Sunny
Fri
H: 86°F
L: 58°F
Sunny
Sat
H: 86°F
L: 62°F
Sunny
Sun
H: 84°F
L: 65°F
Mist
Mon
H: 82°F
L: 68°F
Sunny
Tue
H: 74°F
L: 58°F

Air Quality

AQI: 1 - Good
PM2.5: 36.08 μg/m3
PM10: 36.26 μg/m3
Carbon Monoxide: 573.5 μg/m3
Nitrogen Dioxide: 80.48 μg/m3
Sulphur Dioxide: 5.92 μg/m3
Ozone: 70 μg/m3

Astronomical

Sunrise: 6:22 AM
Sun Transit: 1:05 PM
Sunset: 7:49 PM
Daylight: 13 hrs 27 mins
Moonrise: 5:27 AM
Moon Transit: 12:42 AM
Moonset: 7:44 PM
Moon Phase: New
Moon Illumination: 0.0%

Best Times for Fishing or Hunting

Major Periods

1:46 AM - 4:16 AM
12:12 AM - 2:42 PM

Minor Periods

7:14 PM - 8:44 PM
4:57 AM - 6:27 AM

Action Rating: 4 out of 5

Coastal Flood Advisory issued August 22 at 4:52AM EDT until August 23 at 5:00AM EDT by NWS Mount Holly NJ

Effective: Fri August 22, 2025, 4:52 AM
Expires: Fri August 22, 2025, 6:00 PM

* WHAT...Up to one foot of inundation above ground level in low- lying areas near shorelines and tidal waterways. * WHERE...In New Jersey, Gloucester, Camden and Northwestern Burlington. In Pennsylvania, Delaware, Philadelphia and Lower Bucks. * WHEN...Until 5 AM EDT Saturday. * IMPACTS...At this level, flooding begins on the most vulnerable roads along tidal waterways. Some partial or full road closures are possible.

A Coastal Flood Advisory means that minor tidal flooding is expected. Minor tidal flooding often results in some road closures. Usually, the most vulnerable roadways will flood. Do not leave your vehicle at a location that is prone to tidal flooding. Do not drive your vehicle through flood waters. The water may be deeper than you think it is. You will be putting yourself in danger and your vehicle may be damaged, leading to costly repairs. Visit the Advanced Hydrologic Prediction Service at water.weather.gov/ahps for additional water level and flood impact information for your local tide gauge.


Coastal Flood Advisory issued August 22 at 4:52AM EDT until August 23 at 5:00AM EDT by NWS Mount Holly NJ

Effective: Fri August 22, 2025, 4:52 AM
Expires: Fri August 22, 2025, 6:00 PM

* WHAT...Up to one foot of inundation above ground level in low- lying areas near shorelines and tidal waterways. * WHERE...In New Jersey, Gloucester, Camden and Northwestern Burlington. In Pennsylvania, Delaware, Philadelphia and Lower Bucks. * WHEN...Until 5 AM EDT Saturday. * IMPACTS...At this level, flooding begins on the most vulnerable roads along tidal waterways. Some partial or full road closures are possible.

A Coastal Flood Advisory means that minor tidal flooding is expected. Minor tidal flooding often results in some road closures. Usually, the most vulnerable roadways will flood. Do not leave your vehicle at a location that is prone to tidal flooding. Do not drive your vehicle through flood waters. The water may be deeper than you think it is. You will be putting yourself in danger and your vehicle may be damaged, leading to costly repairs. Visit the Advanced Hydrologic Prediction Service at water.weather.gov/ahps for additional water level and flood impact information for your local tide gauge.


Coastal Flood Advisory issued August 22 at 4:52AM EDT until August 23 at 5:00AM EDT by NWS Mount Holly NJ

Effective: Fri August 22, 2025, 4:52 AM
Expires: Fri August 22, 2025, 6:00 PM

* WHAT...Up to one foot of inundation above ground level in low- lying areas near shorelines and tidal waterways. * WHERE...In New Jersey, Gloucester, Camden and Northwestern Burlington. In Pennsylvania, Delaware, Philadelphia and Lower Bucks. * WHEN...Until 5 AM EDT Saturday. * IMPACTS...At this level, flooding begins on the most vulnerable roads along tidal waterways. Some partial or full road closures are possible.

A Coastal Flood Advisory means that minor tidal flooding is expected. Minor tidal flooding often results in some road closures. Usually, the most vulnerable roadways will flood. Do not leave your vehicle at a location that is prone to tidal flooding. Do not drive your vehicle through flood waters. The water may be deeper than you think it is. You will be putting yourself in danger and your vehicle may be damaged, leading to costly repairs. Visit the Advanced Hydrologic Prediction Service at water.weather.gov/ahps for additional water level and flood impact information for your local tide gauge.


Coastal Flood Advisory issued August 22 at 4:52AM EDT until August 23 at 5:00AM EDT by NWS Mount Holly NJ

Effective: Fri August 22, 2025, 4:52 AM
Expires: Fri August 22, 2025, 6:00 PM

* WHAT...Up to one foot of inundation above ground level in low- lying areas near shorelines and tidal waterways. * WHERE...In New Jersey, Gloucester, Camden and Northwestern Burlington. In Pennsylvania, Delaware, Philadelphia and Lower Bucks. * WHEN...Until 5 AM EDT Saturday. * IMPACTS...At this level, flooding begins on the most vulnerable roads along tidal waterways. Some partial or full road closures are possible.

A Coastal Flood Advisory means that minor tidal flooding is expected. Minor tidal flooding often results in some road closures. Usually, the most vulnerable roadways will flood. Do not leave your vehicle at a location that is prone to tidal flooding. Do not drive your vehicle through flood waters. The water may be deeper than you think it is. You will be putting yourself in danger and your vehicle may be damaged, leading to costly repairs. Visit the Advanced Hydrologic Prediction Service at water.weather.gov/ahps for additional water level and flood impact information for your local tide gauge.


Coastal Flood Advisory issued August 22 at 4:52AM EDT until August 23 at 2:00AM EDT by NWS Mount Holly NJ

Effective: Fri August 22, 2025, 4:52 AM
Expires: Fri August 22, 2025, 6:00 PM

* WHAT...Up to one foot of inundation above ground level in low- lying areas near shorelines and tidal waterways. * WHERE...In Delaware, New Castle. In New Jersey, Salem. * WHEN...Until 2 AM EDT Saturday. * IMPACTS...At this level, flooding begins on the most vulnerable roads along tidal waterways. Some partial or full road closures are possible.

A Coastal Flood Advisory means that minor tidal flooding is expected. Minor tidal flooding often results in some road closures. Usually, the most vulnerable roadways will flood. Do not leave your vehicle at a location that is prone to tidal flooding. Do not drive your vehicle through flood waters. The water may be deeper than you think it is. You will be putting yourself in danger and your vehicle may be damaged, leading to costly repairs. Visit the Advanced Hydrologic Prediction Service at water.weather.gov/ahps for additional water level and flood impact information for your local tide gauge.


Friday, August 22, 2025

Weather Forecast

Conditions: Sunny
Average Temperature: 71.2°F
Average Humidity: 68%
Chance of Rain: 0%
Wind: 6 mph
UV Index: 2.2

Air Quality

AQI: 1 - Good
PM2.5: 11.85 μg/m3
PM10: 12.06 μg/m3
Carbon Monoxide: 362.23 μg/m3
Nitrogen Dioxide: 17.2 μg/m3
Sulphur Dioxide: 4.6 μg/m3
Ozone: 86.36 μg/m3

Astronomical

Sunrise: 6:22 AM
Sun Transit: 1:05 PM
Sunset: 7:49 PM
Daylight: 13 hrs 27 mins
Moonrise: 5:27 AM
Moon Transit: 12:42 AM
Moonset: 7:44 PM
Moon Phase: New
Moon Illumination: 0.0%

Best Times for Fishing or Hunting

Major Periods

1:46 AM - 4:16 AM
12:12 AM - 2:42 PM

Minor Periods

7:14 PM - 8:44 PM
4:57 AM - 6:27 AM

Action Rating: 4 out of 5

Saturday, August 23, 2025

Weather Forecast

Conditions: Sunny
Average Temperature: 73.5°F
Average Humidity: 61%
Chance of Rain: 0%
Wind: 11.6 mph
UV Index: 2.1

Air Quality

AQI: 2 - Moderate
PM2.5: 16.02 μg/m3
PM10: 16.27 μg/m3
Carbon Monoxide: 388.43 μg/m3
Nitrogen Dioxide: 28.48 μg/m3
Sulphur Dioxide: 6.5 μg/m3
Ozone: 84.84 μg/m3

Astronomical

Sunrise: 6:23 AM
Sun Transit: 1:05 PM
Sunset: 7:47 PM
Daylight: 13 hrs 25 mins
Moonrise: 6:37 AM
Moon Transit: 1:28 PM
Moonset: 8:08 PM
Moon Phase: New
Moon Illumination: 1.4%

Best Times for Fishing or Hunting

Major Periods

2:34 AM - 5:04 AM
12:58 AM - 3:28 PM

Minor Periods

7:38 PM - 9:08 PM
6:07 AM - 7:37 AM

Action Rating: 5 out of 5

Sunday, August 24, 2025

Weather Forecast

Conditions: Sunny
Average Temperature: 74.1°F
Average Humidity: 75%
Chance of Rain: 0%
Wind: 11.4 mph
UV Index: 1.2

Air Quality

AQI: 1 - Good
PM2.5: 11.74 μg/m3
PM10: 14.54 μg/m3
Carbon Monoxide: 300.29 μg/m3
Nitrogen Dioxide: 14.03 μg/m3
Sulphur Dioxide: 4.6 μg/m3
Ozone: 77.68 μg/m3

Astronomical

Sunrise: 6:24 AM
Sun Transit: 1:04 PM
Sunset: 7:46 PM
Daylight: 13 hrs 22 mins
Moonrise: 7:42 AM
Moon Transit: 2:11 PM
Moonset: 8:30 PM
Moon Phase: New
Moon Illumination: 0.1%

Best Times for Fishing or Hunting

Major Periods

3:18 AM - 5:48 AM
1:41 PM - 4:11 PM

Minor Periods

8:00 PM - 9:30 PM
7:12 AM - 8:42 AM

Action Rating: 4 out of 5

Monday, August 25, 2025

Weather Forecast

Conditions: Mist
Average Temperature: 74.3°F
Average Humidity: 74%
Chance of Rain: 0%
Wind: 11.9 mph
UV Index: 2

Air Quality

AQI: 2 - Moderate
PM2.5: 17.63 μg/m3
PM10: 19.9 μg/m3
Carbon Monoxide: 316.28 μg/m3
Nitrogen Dioxide: 12.98 μg/m3
Sulphur Dioxide: 6.58 μg/m3
Ozone: 87.48 μg/m3

Astronomical

Sunrise: 6:24 AM
Sun Transit: 1:04 PM
Sunset: 7:44 PM
Daylight: 13 hrs 20 mins
Moonrise: 8:45 AM
Moon Transit: 2:52 PM
Moonset: 8:50 PM
Moon Phase: New
Moon Illumination: 1.9%

Best Times for Fishing or Hunting

Major Periods

3:59 AM - 6:29 AM
2:22 PM - 4:52 PM

Minor Periods

8:20 PM - 9:50 PM
8:15 AM - 9:45 AM

Action Rating: 4 out of 5

Tuesday, August 26, 2025

Weather Forecast

Conditions: Sunny
Average Temperature: 66.3°F
Average Humidity: 54%
Chance of Rain: 0%
Wind: 11.2 mph
UV Index: 0.1

Air Quality

AQI: 1 - Good
PM2.5: 10.57 μg/m3
PM10: 10.64 μg/m3
Carbon Monoxide: 378.11 μg/m3
Nitrogen Dioxide: 17.28 μg/m3
Sulphur Dioxide: 12.04 μg/m3
Ozone: 72.31 μg/m3

Astronomical

Sunrise: 6:25 AM
Sun Transit: 1:04 PM
Sunset: 7:43 PM
Daylight: 13 hrs 17 mins
Moonrise: 9:47 AM
Moon Transit: 3:32 PM
Moonset: 9:09 PM
Moon Phase: Waxing Crescent
Moon Illumination: 6.1%

Best Times for Fishing or Hunting

Major Periods

4:40 AM - 7:10 AM
3:02 PM - 5:32 PM

Minor Periods

8:39 PM - 10:09 PM
9:17 AM - 10:47 AM

Action Rating: 2 out of 5

The times presented here are based upon the solunar theory, which is the idea that the movements of fish and other animals are affected by the location of the sun and moon. The major periods are believed to be the times of the greatest animal activity and occur when the moon is directly overhead or underfoot (lunar transits). The minor periods also see increased activity and occur when the moon is rising or setting. The strongest activity occurs during full or new moons, and the weakest during quarter or three quarter moons. This is indicated by the Action Rating.

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