Rock Hill weather in July: Rock Hill, South Carolina: normal highs, lows, rain and records for July
Rock Hill in July has a normal high of 90°F and a normal low of 69°F, a daily mean of 80°F, holding near 90°F all month. Measurable precipitation falls on 12 days in a normal July, 4.02 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 32°C and low of 21°C, 102 mm of precipitation in July.
- NOAA stationRock Hill York County Airport
- Station IDUSW00053871
- Location34.99°N 81.06°W
- Elevation669 ft (204 m)
- From the center4 miles
- Population75,798
- Jan 52° 31°
- Feb 57° 34°
- Mar 64° 40°
- Apr 74° 48°
- May 80° 57°
- Jun 87° 66°
- Jul 90° 69°
- Aug 89° 68°
- Sep 83° 62°
- Oct 73° 49°
- Nov 63° 39°
- Dec 55° 33°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Rock Hill in July?
The normal high is 90°F and the normal low 69°F, for a daily mean of 79.8°F. July is 3.4°F warmer than June and 1.4°F warmer than August. July is the warmest month of the year in Rock Hill and the wettest. From one year to the next July's mean temperature typically moves about 1.7°F either way (NOAA's standard deviation), so roughly two Julys in three average between 78°F and 82°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 |
|---|---|---|---|---|
| July 1 | 90°F | 68°F | 38% | 20% |
| July 8 | 91°F | 69°F | 39% | 20% |
| July 15 | 91°F | 69°F | 38% | 20% |
| July 22 | 91°F | 69°F | 37% | 20% |
| July 31 | 90°F | 69°F | 37% | 19% |
Every day of July: normal high, low and chance of precipitation (warmest afternoon July 10, coldest night July 1)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| July 1 | 90°F | 68°F | 38% | 20% | 14 h 30 min |
| July 2 | 90°F | 68°F | 38% | 20% | 14 h 30 min |
| July 3 | 90°F | 69°F | 38% | 20% | 14 h 30 min |
| July 4 | 90°F | 69°F | 38% | 20% | 14 h 30 min |
| July 5 | 90°F | 69°F | 39% | 20% | 14 h 30 min |
| July 6 | 90°F | 69°F | 39% | 20% | 14 h 30 min |
| July 7 | 91°F | 69°F | 39% | 20% | 14 h 30 min |
| July 8 | 91°F | 69°F | 39% | 20% | 14 h 20 min |
| July 9 | 91°F | 69°F | 39% | 20% | 14 h 20 min |
| July 10 | 91°F | 69°F | 39% | 20% | 14 h 20 min |
| July 11 | 91°F | 69°F | 38% | 20% | 14 h 20 min |
| July 12 | 91°F | 69°F | 38% | 20% | 14 h 20 min |
| July 13 | 91°F | 69°F | 38% | 20% | 14 h 20 min |
| July 14 | 91°F | 69°F | 38% | 20% | 14 h 20 min |
| July 15 | 91°F | 69°F | 38% | 20% | 14 h 20 min |
| July 16 | 91°F | 69°F | 38% | 20% | 14 h 20 min |
| July 17 | 91°F | 69°F | 38% | 20% | 14 h 20 min |
| July 18 | 91°F | 69°F | 38% | 20% | 14 h 10 min |
| July 19 | 91°F | 69°F | 38% | 20% | 14 h 10 min |
| July 20 | 91°F | 69°F | 38% | 20% | 14 h 10 min |
| July 21 | 91°F | 69°F | 38% | 20% | 14 h 10 min |
| July 22 | 91°F | 69°F | 37% | 20% | 14 h 10 min |
| July 23 | 90°F | 69°F | 37% | 20% | 14 h 10 min |
| July 24 | 90°F | 69°F | 37% | 20% | 14 h 10 min |
| July 25 | 90°F | 69°F | 37% | 19% | 14 h 10 min |
| July 26 | 90°F | 69°F | 37% | 19% | 14 h |
| July 27 | 90°F | 69°F | 37% | 19% | 14 h |
| July 28 | 90°F | 69°F | 37% | 19% | 14 h |
| July 29 | 90°F | 69°F | 37% | 19% | 14 h |
| July 30 | 90°F | 69°F | 37% | 19% | 14 h |
| July 31 | 90°F | 69°F | 37% | 19% | 14 h |
- Normal high
- 90°FJuly average
- Normal low
- 69°FJuly average
- Precipitation
- 4.02 inmonth total
- Days with precipitation
- 120.01 inch or more
- Days at 90°F or more
- 18
- Daylight
- 14 h 30 min to 14 hJuly 1 to July 31
- Days at 70°F or more
- 31
- Days at 80°F or more
- 30
- Sunshine
- 81%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00053871; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Rock Hill in July?
On a given July day the chance of 0.01 inch or more is 38% on average, highest around July 7 (39%). In all, 4.02 in falls on 12 days of a normal July, 1 of them with an inch or more.
In a normal July in Rock Hill, 18 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00053871.
What are the records for July in Rock Hill?
The warmest July temperature on this station's record (since 1999) is 104°F, on July 31, 1999; the coldest is 56°F, on July 2, 2008. The wettest July brought 11.13 in (2024).
The July mean against the 1991-2020 normal of 79.8°F: 2021 79.1°F (−0.7), 2022 81.0°F (+1.2), 2024 80.8°F (+1.0), 2025 82.6°F (+2.8), 2026 81.5°F (+1.7). 4 of 5 ran warmer than normal.
| July | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 79.1°F | −0.7°F | 4.83 in |
| 2022 | 81.0°F | +1.2°F | 1.69 in |
| 2024 | 80.8°F | +1.0°F | 11.13 in |
| 2025 | 82.6°F | +2.8°F | 3.16 in |
| 2026 | 81.5°F | +1.7°F | 4.11 in |
Source: records: ACIS, station USW00053871; recent months: ACIS, station USW00053871. Records and recent months use complete months only.
How does July in Rock Hill compare across South Carolina?
Across the 73 places PlainClimate covers in South Carolina, July normal highs run from 78°F in Caesars Head to 93°F in Aiken; Rock Hill's is 90°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.