Chula Vista, California, United States climate
Average temperatures, precipitation and all-time records for Chula Vista, California, United States, with every day graded against ~45 years of local climate history (1981–2026). Its warmest month is August, averaging a high of 86°F, and its coldest is January, with an average low of 47°F.
Chula Vista is a city in San Diego County, California, United States. It is the second-most populous city in the San Diego metropolitan area, the seventh-most populous city in Southern California, the 15th-most populous city in the state of California, and the 81st-most populous city in the United S… via Wikipedia
How today compares
Latest recorded day: 2026-07-21. Each reading placed on Chula Vista, California, United States's own ±7-day seasonal distribution.
Chula Vista average temperatures by month
Typical daily high and low, and average precipitation, for each month in Chula Vista, California, United States, based on 1981–2026 records. The wettest month is January (0.10 in on an average day).
| Month | Avg high | Avg low | Avg precip |
|---|---|---|---|
| January | 64°F | 47°F | 0.10 in |
| February | 64°F | 48°F | 0.10 in |
| March | 68°F | 49°F | 0.10 in |
| April | 70°F | 51°F | 0.00 in |
| May | 73°F | 54°F | 0.00 in |
| June | 79°F | 56°F | 0.00 in |
| July | 85°F | 62°F | 0.00 in |
| August | 86°F | 64°F | 0.00 in |
| September | 83°F | 63°F | 0.00 in |
| October | 78°F | 59°F | 0.00 in |
| November | 71°F | 53°F | 0.00 in |
| December | 64°F | 48°F | 0.10 in |
Each bar spans the 10th-percentile daily low to the 90th-percentile daily high (the range most days fall within), coloured cold → hot on a shared -10°F to 115°F scale, so the whole year's rhythm reads at a glance.
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Record extremes
- Hottest day on record: 106°F on 2018-07-06
- Coldest day on record: 30°F on 1990-12-23
Percentiles compare each day to Chula Vista, California, United States's own history, so grades are relative to this location: a “Near Record” day here isn't the same temperature as elsewhere. How the grades work →