York weather in August: York, Pennsylvania: normal highs, lows, rain and records for August
York in August has a normal high of 84°F and a normal low of 61°F, a daily mean of 72°F, falling from 85°F on the 1st to 82°F by the 31st. Measurable precipitation falls on 12 days in a normal August, 3.76 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 29°C and low of 16°C, 96 mm of precipitation in August.
- NOAA stationYork Airport
- Station IDUSW00093778
- Location39.92°N 76.87°W
- Elevation486 ft (148 m)
- From the center8 miles
- Population45,241
- Jan 39° 21°
- Feb 42° 22°
- Mar 51° 29°
- Apr 63° 39°
- May 73° 50°
- Jun 81° 59°
- Jul 85° 63°
- Aug 84° 61°
- Sep 77° 54°
- Oct 66° 42°
- Nov 54° 33°
- 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 York in August?
The normal high is 84°F and the normal low 61°F, for a daily mean of 72.2°F. August is 1.9°F cooler than July and 6.9°F warmer than September. August is the 2nd warmest month of the year in York and the 4th wettest. Across the month the normal high falls 3°F, from 85°F on August 1 to 82°F on August 31. From one year to the next August's mean temperature typically moves about 2.2°F either way (NOAA's standard deviation), so roughly two Augusts in three average between 70°F and 74°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 39%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| August 1 | 85°F | 63°F | 39% | 23% |
| August 8 | 84°F | 62°F | 38% | 22% |
| August 15 | 84°F | 61°F | 38% | 20% |
| August 22 | 83°F | 60°F | 36% | 19% |
| August 31 | 82°F | 58°F | 35% | 18% |
Every day of August: normal high, low and chance of precipitation (warmest afternoon August 1, coldest night August 31)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| August 1 | 85°F | 63°F | 39% | 23% | 14 h 20 min |
| August 2 | 85°F | 63°F | 39% | 22% | 14 h 20 min |
| August 3 | 85°F | 63°F | 39% | 22% | 14 h 10 min |
| August 4 | 85°F | 63°F | 39% | 22% | 14 h 10 min |
| August 5 | 85°F | 62°F | 39% | 22% | 14 h 10 min |
| August 6 | 85°F | 62°F | 39% | 22% | 14 h 10 min |
| August 7 | 84°F | 62°F | 38% | 22% | 14 h 10 min |
| August 8 | 84°F | 62°F | 38% | 22% | 14 h |
| August 9 | 84°F | 62°F | 38% | 21% | 14 h |
| August 10 | 84°F | 62°F | 38% | 21% | 14 h |
| August 11 | 84°F | 62°F | 38% | 21% | 14 h |
| August 12 | 84°F | 62°F | 38% | 21% | 13 h 50 min |
| August 13 | 84°F | 62°F | 38% | 21% | 13 h 50 min |
| August 14 | 84°F | 61°F | 38% | 20% | 13 h 50 min |
| August 15 | 84°F | 61°F | 38% | 20% | 13 h 50 min |
| August 16 | 84°F | 61°F | 38% | 20% | 13 h 50 min |
| August 17 | 84°F | 61°F | 38% | 20% | 13 h 40 min |
| August 18 | 84°F | 61°F | 37% | 20% | 13 h 40 min |
| August 19 | 83°F | 61°F | 37% | 20% | 13 h 40 min |
| August 20 | 83°F | 61°F | 37% | 19% | 13 h 40 min |
| August 21 | 83°F | 60°F | 37% | 19% | 13 h 30 min |
| August 22 | 83°F | 60°F | 36% | 19% | 13 h 30 min |
| August 23 | 83°F | 60°F | 36% | 19% | 13 h 30 min |
| August 24 | 83°F | 60°F | 36% | 19% | 13 h 30 min |
| August 25 | 83°F | 60°F | 36% | 19% | 13 h 20 min |
| August 26 | 82°F | 59°F | 36% | 18% | 13 h 20 min |
| August 27 | 82°F | 59°F | 35% | 18% | 13 h 20 min |
| August 28 | 82°F | 59°F | 35% | 18% | 13 h 20 min |
| August 29 | 82°F | 59°F | 35% | 18% | 13 h 10 min |
| August 30 | 82°F | 59°F | 35% | 18% | 13 h 10 min |
| August 31 | 82°F | 58°F | 35% | 18% | 13 h 10 min |
- Normal high
- 84°FAugust average
- Normal low
- 61°FAugust average
- Precipitation
- 3.76 inmonth total
- Days with precipitation
- 120.01 inch or more
- Days at 90°F or more
- 4
- Daylight
- 14 h 20 min to 13 h 10 minAugust 1 to August 31
- Days at 70°F or more
- 31
- Days at 80°F or more
- 25
- Sunshine
- 80%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00093778; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in York in August?
On a given August day the chance of 0.01 inch or more is 37% on average, highest around August 1 (39%). In all, 3.76 in falls on 12 days of a normal August, 1 of them with an inch or more.
In a normal August in York, 4 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00093778.
What are the records for August in York?
The warmest August temperature on this station's record (since 1997) is 99°F, on August 14, 2002; the coldest is 42°F, on August 21, 2000. The wettest August brought 7.89 in (2021).
The August mean against the 1991-2020 normal of 72.2°F: 2021 75.8°F (+3.6), 2022 75.5°F (+3.3), 2023 73.1°F (+0.9), 2024 73.5°F (+1.3), 2025 69.5°F (−2.7), 2026 73.0°F (+0.8). 5 of 6 ran warmer than normal.
| August | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 75.8°F | +3.6°F | 7.89 in |
| 2022 | 75.5°F | +3.3°F | 0.75 in |
| 2023 | 73.1°F | +0.9°F | 1.64 in |
| 2024 | 73.5°F | +1.3°F | 0.53 in |
| 2025 | 69.5°F | −2.7°F | – |
| 2026 | 73.0°F | +0.8°F | 3.11 in |
Source: records: ACIS, station USW00093778; recent months: ACIS, station USW00093778. Records and recent months use complete months only.
How does August in York compare across Pennsylvania?
Across the 108 places PlainClimate covers in Pennsylvania, August normal highs run from 75°F in Laporte to 87°F in Marcus Hook; York's is 84°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.