The high temperature in San Diego was 91, which shatters the record of 86. Here are the highs across the county.
| Alpine (ANEC1) | 78 |
| Barrett Junction (BAJC1) | 78 |
| Borrego Valley Airport (L08) | 59 |
| Brown Field (SDM) | 89 |
| Cameron Guard Station (CMNC1) | 73 |
| Camp Elliot (MPEC1) | 90 |
| Camp Pendleton (NFG) | 95 |
| Camp Pendleton (PPDC1) | 89 |
| Case Springs (CSPC1) | 80 |
| CMP Target Range (CTGC1) | 88 |
| Cuyamaca Reservoir (CYDC1) | 61 |
| Descanso (DENC1) | 75 |
| Eastern Tanks (ETKC1) | 75 |
| Fallbrook 5NE (FBOC1) | 88 |
| Fallbrook (FBZC1) | 87 |
| Fallbrook Community AP (L18) | 89 |
| Gillespie Field Airport (SEE) | 90 |
| Goose Valley (GOSC1) | 83 |
| Imperial Beach (TIXC1) | 91 |
| Japatul Fire Station (JFSC1) | 80 |
| Julian (JLNC1) | 68 |
| Julian (JULC1) | 67 |
| Lake Murray (MUYC1) | 90 |
| Las Flores (LSFC1) | 85 |
| Lindbergh Int'l Airport (SAN) | 91 |
| MCOLF - Red Beach (NXF) | 75 |
| Miramar Marine Corps Station (NKX) | 88 |
| Mission Valley (BVDC1) | 89 |
| Missle (MSXC1) | 88 |
| Montgomery Field (MYF) | 89 |
| Mount Laguna (MLGC1) | 62 |
| North Island NAS (NZY) | 90 |
| Oak Grove (OGVC1) | 79 |
| Oceanside (OKB) | 82 |
| Otay Mountain (OTYC1) | 72 |
| Pala 2W (PZAC1) | 91 |
| Palomar Airport (CRQ) | 86 |
| Palomar Mountain USFS (PAMC1) | 66 |
| Pine Hills (PIHC1) | 72 |
| Potrero CDF (POTC1) | 77 |
| Ramona (RNM) | 85 |
| Ranchita CDF (RCHC1) | 68 |
| San Marcos Landfill (NMLC1) | 88 |
| San Miguel (MIGC1) | 89 |
| San Pasqual (PSQC1) | 90 |
| Santa Rosa Plateau (SRUC1) | 83 |
| Talega (TLGC1) | 88 |
| Tijuana Estuary (TJEC1) | 90 |
| Valley Center (VLCC1) | 83 |
| Wire Mountain (WIRC1) | 88 |
