Jackson, MS weather in August
August in Jackson: hot and oppressively humid, with frequent rain. Highs 92°F, lows 72°F, about 11 wet days. This is the peak of the warm season in Jackson. Midday heat is the main thing to plan around.
- Normal high
- 92°F
- Normal low
- 72°F
- Wet days
- 11
- 4.7 in total
- Muggy days
- 28
- dew point 65°F+
How August changes from start to finish
| August 1 | August 31 | |
|---|---|---|
| Normal high | 93°F | 91°F |
| Normal low | 72°F | 70°F |
| Chance of a wet day | 36% | 29% |
| Sunrise / sunset | 6:15 am / 7:58 pm | 6:35 am / 7:26 pm |
| Daylight | 13.7 h | 12.9 h |
Chance of a wet day: average for the first and last 7 days of the month. Times are local clock time (Central Time).
A typical August day
- 6 am73°Fdew point 70°F
- 9 am83°Fdew point 72°F
- Noon89°Fdew point 70°F
- 3 pm89°Fdew point 69°F
- 6 pm85°Fdew point 71°F
- 9 pm77°Fdew point 71°F
NOAA hourly normals (local standard time) from Jackson Intl Airport (6 mi away); average wind 4 mph.
What kind of days to expect
- Comfortable dayshigh 65-80°F and dew point under 60°F0 of 31
- Hot dayshigh 90°F or more23 of 31
- Muggy daysdaily mean dew point 65°F or more28 of 31
- Wet daysat least 0.01 in of rain or melted snow11 of 31
- Notable rainat least 0.10 in6 of 31
- Freezing nightslow 32°F or below0 of 31
- Snow on the groundsnow depth 1 in or more0 of 31
Average days per August, counted from daily records for each year 1991-2020.
Rain in August
Normal precipitation is 4.7 in; a dry August brings about 2.1 in and a wet one about 7.5 in (25th and 75th percentiles). About 3 days bring half an inch or more, and about 1 an inch or more.
How August varies from year to year
- Warmest August, 1991-20202000: average high 99°F
- Coolest August2004: average high 88°F
- Wettest August2008: 11.5 in
- Driest August2000: 0.3 in
- Highest reading107°F (August 30, 2000)
- Lowest reading54°F (August 15, 2004)
From the station's daily records with NOAA quality flags removed; most recent date shown when a reading repeats.
August compared with July and September
| July | August | September | |
|---|---|---|---|
| Normal high | 92°F | 92°F | 88°F |
| Normal low | 72°F | 72°F | 66°F |
| Wet days | 11 | 11 | 7 |
| Comfortable days | 0 | 0 | 2 |
| Daylight | 14.0 h | 13.3 h | 12.4 h |
Highs change by 0°F from July and -4°F into September.
Nearby alternatives in August
- Drier: Memphis, TN197 mi · high 92°F · 8 wet days
How Jackson ranks in August
- Normal high88th warmest of 378 cities; 1st of 2 in Mississippi
- Wet days297th driest of 378
- Comfortable days249th most of 341
What to pack for Jackson in August
- Light, breathable clothing – highs near 92°F and about 28 muggy days
- A rain jacket or umbrella – rain on about 11 days
Heating and cooling
August has 0 heating degree days and 522 cooling degree days (base 65°F), 11% of the year's total heating and cooling demand.
Questions
How hot is Jackson in August?
The normal high is 92°F and the normal low is 72°F. From 1991 to 2020 the hottest August reading was 107°F (August 30, 2000).
Does it rain a lot in Jackson in August?
About 11 days in August have at least 0.01 in of precipitation, and the normal total is 4.7 in. The wettest August in 1991-2020 was in 2008 (11.5 in); the driest was in 2000 (0.3 in).
Is August a good time to visit Jackson?
August ranks 12th of 12 months on our comfort score for Jackson (36 out of 100). It has almost no comfortable days and about 23 days at 90°F or hotter. The best months are March and April.
Where the numbers come from
- Temperature, rain, snowfall, snow depth, frost dates and humidity and wind by hour: Jackson Intl Airport (USW00003940), 6.4 mi ENE of the city center, 296 ft . NOAA normals and daily records, 1991-2020.
- Daily humidity and wind: Jackson International Airport (722350-03940), 6.4 mi ENE of the city center, 296 ft . Hourly observations, 1991-2020.
- Not available for this location: cloud cover (no station close enough or similar enough in elevation).