Summerville weather in July: Summerville, South Carolina: normal highs, lows, rain and records for July
Summerville in July has a normal high of 90°F and a normal low of 71°F, a daily mean of 81°F, holding near 90°F all month. The month brings 6.78 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 32°C and low of 22°C, 172 mm of precipitation in July.
- NOAA stationSummerville (4 mi W)
- Station IDUSC00388426
- Location33.04°N 80.23°W
- Elevation65 ft (20 m)
- Population52,625
- Jan 58° 35°
- Feb 62° 37°
- Mar 69° 42°
- Apr 76° 50°
- May 82° 59°
- Jun 87° 67°
- Jul 90° 71°
- Aug 90° 70°
- Sep 85° 65°
- Oct 77° 53°
- Nov 68° 42°
- Dec 61° 37°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Summerville in July?
The normal high is 90°F and the normal low 71°F, for a daily mean of 80.5°F. July is 3.3°F warmer than June and 0.4°F warmer than August. July is the warmest month of the year in Summerville and the wettest. Across the month the normal high rises 1°F, from 89°F on July 1 to 90°F on July 31. From one year to the next July's mean temperature typically moves about 1.3°F either way (NOAA's standard deviation), so roughly two Julys in three average between 79°F and 82°F.
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| July 1 | 89°F | 70°F | – | – |
| July 8 | 90°F | 71°F | – | – |
| July 15 | 90°F | 71°F | – | – |
| July 22 | 90°F | 71°F | – | – |
| July 31 | 90°F | 71°F | – | – |
Every day of July: normal high, low and chance of precipitation (warmest afternoon July 21, coldest night July 1)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| July 1 | 89°F | 70°F | – | – | 14 h 20 min |
| July 2 | 89°F | 70°F | – | – | 14 h 20 min |
| July 3 | 90°F | 70°F | – | – | 14 h 20 min |
| July 4 | 90°F | 70°F | – | – | 14 h 20 min |
| July 5 | 90°F | 70°F | – | – | 14 h 20 min |
| July 6 | 90°F | 71°F | – | – | 14 h 20 min |
| July 7 | 90°F | 71°F | – | – | 14 h 20 min |
| July 8 | 90°F | 71°F | – | – | 14 h 10 min |
| July 9 | 90°F | 71°F | – | – | 14 h 10 min |
| July 10 | 90°F | 71°F | – | – | 14 h 10 min |
| July 11 | 90°F | 71°F | – | – | 14 h 10 min |
| July 12 | 90°F | 71°F | – | – | 14 h 10 min |
| July 13 | 90°F | 71°F | – | – | 14 h 10 min |
| July 14 | 90°F | 71°F | – | – | 14 h 10 min |
| July 15 | 90°F | 71°F | – | – | 14 h 10 min |
| July 16 | 90°F | 71°F | – | – | 14 h 10 min |
| July 17 | 90°F | 71°F | – | – | 14 h 10 min |
| July 18 | 90°F | 71°F | – | – | 14 h 10 min |
| July 19 | 90°F | 71°F | – | – | 14 h |
| July 20 | 90°F | 71°F | – | – | 14 h |
| July 21 | 90°F | 71°F | – | – | 14 h |
| July 22 | 90°F | 71°F | – | – | 14 h |
| July 23 | 90°F | 71°F | – | – | 14 h |
| July 24 | 90°F | 71°F | – | – | 14 h |
| July 25 | 90°F | 71°F | – | – | 14 h |
| July 26 | 90°F | 71°F | – | – | 14 h |
| July 27 | 90°F | 71°F | – | – | 13 h 50 min |
| July 28 | 90°F | 71°F | – | – | 13 h 50 min |
| July 29 | 90°F | 71°F | – | – | 13 h 50 min |
| July 30 | 90°F | 71°F | – | – | 13 h 50 min |
| July 31 | 90°F | 71°F | – | – | 13 h 50 min |
- Normal high
- 90°FJuly average
- Normal low
- 71°FJuly average
- Precipitation
- 6.78 inmonth total
- Days at 90°F or more
- 22
- Daylight
- 14 h 20 min to 13 h 50 minJuly 1 to July 31
- Days at 70°F or more
- 31
- Days at 80°F or more
- 31
- Sunshine
- 82%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00388426; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Summerville in July?
In a normal July in Summerville, 22 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00388426.
What are the records for July in Summerville?
The warmest July temperature on this station's record (since 1898) is 104°F, on July 6, 1913; the coldest is 56°F, on July 9, 1972. The wettest July brought 17.50 in (1916).
The July mean against the 1991-2020 normal of 80.5°F: 2021 80.1°F (−0.4), 2022 82.4°F (+1.9), 2023 83.1°F (+2.6), 2024 82.8°F (+2.3), 2025 83.8°F (+3.3), 2026 85.0°F (+4.5). 5 of 6 ran warmer than normal.
| July | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 80.1°F | −0.4°F | 10.57 in |
| 2022 | 82.4°F | +1.9°F | 5.89 in |
| 2023 | 83.1°F | +2.6°F | 6.01 in |
| 2024 | 82.8°F | +2.3°F | 8.57 in |
| 2025 | 83.8°F | +3.3°F | 8.10 in |
| 2026 | 85.0°F | +4.5°F | 4.58 in |
Source: records: ACIS, station USC00388426; recent months: ACIS, station USC00388426. Records and recent months use complete months only.
How does July in Summerville 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; Summerville's is 90°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.