Corona, CA weather in August
Corona is hot and dry in August: highs average 96°F and nights drop to about 63°F. Rain is rare. This is the peak of the warm season in Corona. Midday heat is the main thing to plan around.
- Normal high
- 96°F
- Normal low
- 63°F
- Wet days
- 0
- 0.1 in total
- Daylight
- 13.4 h
How August changes from start to finish
| August 1 | August 31 | |
|---|---|---|
| Normal high | 95°F | 97°F |
| Normal low | 64°F | 63°F |
| Chance of a wet day | 1% | 1% |
| Sunrise / sunset | 6:02 am / 7:51 pm | 6:23 am / 7:17 pm |
| Daylight | 13.8 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 (Pacific Time).
A typical August day
- 6 am65°Fdew point 56°F
- 9 am81°Fdew point 55°F
- Noon92°Fdew point 52°F
- 3 pm93°Fdew point 53°F
- 6 pm84°Fdew point 53°F
- 9 pm73°Fdew point 55°F
NOAA hourly normals (local standard time) from March AFB (18 mi away); average wind 6 mph; clear or few clouds in 85% of daytime hours, mostly cloudy or overcast in 8%.
What kind of days to expect
- Comfortable dayshigh 65-80°F (temperature only: no humidity station nearby)0 of 31
- Hot dayshigh 90°F or more25 of 31
- Wet daysat least 0.01 in of rain or melted snow0 of 31
- Notable rainat least 0.10 in0 of 31
- Freezing nightslow 32°F or below0 of 31
Average days per August, counted from daily records for each year 1991-2020.
Rain in August
Normal precipitation is 0.1 in; a dry August brings about 0.0 in and a wet one about 0.0 in (25th and 75th percentiles). Days with half an inch or more are rare.
How August varies from year to year
- Warmest August, 1991-20202020: average high 101°F
- Coolest August2002: average high 91°F
- Wettest August2013: 1.1 in
- Driest August1991: no measurable precipitation
- Highest reading115°F (August 31, 2017)
- Lowest reading51°F (August 15, 2010)
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 | 94°F | 96°F | 93°F |
| Normal low | 63°F | 63°F | 60°F |
| Wet days | 1 | 0 | 0 |
| Comfortable days | 0 | 0 | 4 |
| Daylight | 14.2 h | 13.4 h | 12.4 h |
Highs change by +2°F from July and -3°F into September.
Nearby alternatives in August
- Warmer: Palm Springs, CA59 mi · high 108°F · 1 wet day
- Cooler: Anaheim, CA20 mi · high 85°F · 0 wet days
How Corona ranks in August
- Normal high37th warmest of 378 cities; 11th of 60 in California
- Wet days28th driest of 378
What to pack for Corona in August
- Light, breathable clothing – highs near 96°F
- Layers – afternoons near 96°F but nights near 63°F
Heating and cooling
August has 0 heating degree days and 457 cooling degree days (base 65°F), 14% of the year's total heating and cooling demand.
Questions
How hot is Corona in August?
The normal high is 96°F and the normal low is 63°F. From 1991 to 2020 the hottest August reading was 115°F (August 31, 2017).
Does it rain a lot in Corona in August?
About 0 days in August have at least 0.01 in of precipitation, and the normal total is 0.1 in. The wettest August in 1991-2020 was in 2013 (1.1 in); the driest was in 1991, with no measurable precipitation.
Is August a good time to visit Corona?
August ranks 12th of 12 months on our comfort score for Corona (40 out of 100). It has almost no comfortable days (judged by temperature only) and about 25 days at 90°F or hotter. The best months are March, April and May.
Where the numbers come from
- Temperature and frost dates: Chino Airport (USW00003179), 8.0 mi NNW of the city center, 650 ft . NOAA normals and daily records, 1991-2020.
- Rain, snowfall and snow depth: Riverside Fire Stn 3 (USC00047470), 12 mi ENE of the city center, 840 ft (162 ft higher than the city). NOAA normals and daily records, 1991-2020.
- Humidity and wind by hour and cloud cover: March AFB (USW00023119), 18 mi E of the city center, 1,516 ft (838 ft higher than the city). NOAA normals and daily records, 1991-2020.
- Not available for this location: daily humidity and wind (no station close enough or similar enough in elevation).