West Chester weather in July: West Chester, Pennsylvania: normal highs, lows, rain and records for July
West Chester in July has a normal high of 86°F and a normal low of 64°F, a daily mean of 75°F, holding near 86°F all month. Measurable precipitation falls on 10 days in a normal July, 4.41 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 30°C and low of 18°C, 112 mm of precipitation in July.
- NOAA stationWest Chester (2 mi NW)
- Station IDUSC00369464
- Location39.97°N 75.64°W
- Elevation375 ft (114 m)
- From the center2 miles
- Population22,758
- Jan 40° 20°
- Feb 43° 21°
- Mar 51° 29°
- Apr 63° 38°
- May 73° 49°
- Jun 82° 59°
- Jul 86° 64°
- Aug 84° 62°
- Sep 78° 54°
- Oct 66° 41°
- Nov 55° 32°
- Dec 44° 25°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is West Chester in July?
The normal high is 86°F and the normal low 64°F, for a daily mean of 75.0°F. July is 4.6°F warmer than June and 2.0°F warmer than August. July is the warmest month of the year in West Chester and the 6th wettest. Across the month the normal high falls 1°F, from 86°F on July 1 to 85°F on July 31. From one year to the next July's mean temperature typically moves about 2.2°F either way (NOAA's standard deviation), so roughly two Julys in three average between 73°F and 77°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 35%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| July 1 | 86°F | 63°F | 35% | 22% |
| July 8 | 87°F | 64°F | 34% | 22% |
| July 15 | 87°F | 64°F | 33% | 22% |
| July 22 | 86°F | 64°F | 33% | 21% |
| July 31 | 85°F | 64°F | 33% | 20% |
Every day of July: normal high, low and chance of precipitation (warmest afternoon July 8, coldest night July 1)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| July 1 | 86°F | 63°F | 35% | 22% | 15 h |
| July 2 | 86°F | 63°F | 34% | 22% | 15 h |
| July 3 | 86°F | 63°F | 34% | 22% | 15 h |
| July 4 | 86°F | 63°F | 34% | 22% | 15 h |
| July 5 | 86°F | 63°F | 34% | 22% | 15 h |
| July 6 | 87°F | 63°F | 34% | 22% | 15 h |
| July 7 | 87°F | 63°F | 34% | 22% | 14 h 50 min |
| July 8 | 87°F | 64°F | 34% | 22% | 14 h 50 min |
| July 9 | 87°F | 64°F | 34% | 22% | 14 h 50 min |
| July 10 | 87°F | 64°F | 34% | 22% | 14 h 50 min |
| July 11 | 87°F | 64°F | 34% | 22% | 14 h 50 min |
| July 12 | 87°F | 64°F | 34% | 22% | 14 h 50 min |
| July 13 | 87°F | 64°F | 34% | 22% | 14 h 50 min |
| July 14 | 87°F | 64°F | 33% | 22% | 14 h 50 min |
| July 15 | 87°F | 64°F | 33% | 22% | 14 h 50 min |
| July 16 | 87°F | 64°F | 33% | 21% | 14 h 40 min |
| July 17 | 86°F | 64°F | 33% | 21% | 14 h 40 min |
| July 18 | 86°F | 64°F | 33% | 21% | 14 h 40 min |
| July 19 | 86°F | 64°F | 33% | 21% | 14 h 40 min |
| July 20 | 86°F | 64°F | 33% | 21% | 14 h 40 min |
| July 21 | 86°F | 64°F | 33% | 21% | 14 h 40 min |
| July 22 | 86°F | 64°F | 33% | 21% | 14 h 40 min |
| July 23 | 86°F | 64°F | 33% | 21% | 14 h 30 min |
| July 24 | 86°F | 64°F | 33% | 21% | 14 h 30 min |
| July 25 | 86°F | 64°F | 33% | 21% | 14 h 30 min |
| July 26 | 86°F | 64°F | 33% | 21% | 14 h 30 min |
| July 27 | 86°F | 64°F | 33% | 21% | 14 h 30 min |
| July 28 | 86°F | 64°F | 33% | 21% | 14 h 30 min |
| July 29 | 86°F | 64°F | 33% | 21% | 14 h 20 min |
| July 30 | 86°F | 64°F | 33% | 20% | 14 h 20 min |
| July 31 | 85°F | 64°F | 33% | 20% | 14 h 20 min |
- Normal high
- 86°FJuly average
- Normal low
- 64°FJuly average
- Precipitation
- 4.41 inmonth total
- Days with precipitation
- 100.01 inch or more
- Days at 90°F or more
- 10
- Daylight
- 15 h to 14 h 20 minJuly 1 to July 31
- Days at 70°F or more
- 31
- Days at 80°F or more
- 28
- Sunshine
- 82%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00369464; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in West Chester in July?
On a given July day the chance of 0.01 inch or more is 34% on average, highest around July 1 (35%). In all, 4.41 in falls on 10 days of a normal July, 1 of them with an inch or more.
In a normal July in West Chester, 10 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00369464.
What are the records for July in West Chester?
The warmest July temperature on this station's record (since 1893) is 105°F, on July 10, 1936; the coldest is 45°F, on July 9, 1984. The wettest July brought 11.57 in (1975).
Source: records: ACIS, station USC00369464. Records and recent months use complete months only.
How does July in West Chester compare across Pennsylvania?
Across the 108 places PlainClimate covers in Pennsylvania, July normal highs run from 78°F in Laporte to 89°F in Marcus Hook; West Chester's is 86°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.
Other months and places
- West Chester in June82°F by day, 59°F at night
- West Chester in August84°F by day, 62°F at night
- West Chester through the yearEvery month, frost dates, records and recent years
- Pennsylvania in JulyThe statewide normal and the warmest and coolest places
- Marcus Hook: Pennsylvania's warmest Julynormal high 89°F