Chula Vista, CA 91914 Monthly Weather

San Diego County2:59 PM PDT32.66°N, 116.97°W
← September

October 2026

Sun
Mon
Tue
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Sat
180°/62°Avg 78°/58°
2105°/61°Avg 78°/58°
3103°/72°Avg 78°/58°
4101°/74°Avg 78°/58°
5103°/71°Avg 78°/57°
6100°/70°Avg 77°/57°
796°/68°Avg 77°/57°
890°/65°Avg 77°/57°
985°/65°Avg 77°/57°
1080°/65°0.95 inAvg 77°/56°
1171°/61°0.45 inAvg 77°/56°
1270°/58°0.13 inAvg 77°/56°
1371°/55°Avg 77°/56°
1479°/51°Avg 77°/56°
1586°/53°Avg 77°/56°
1694°/62°Avg 77°/55°
1790°/70°<0.01 inAvg 77°/55°
1887°/59°Avg 77°/55°
1983°/58°Avg 77°/55°
2077°/58°Avg 76°/54°
2184°/56°0.05 inAvg 76°/54°
22 Rain Showers Likely 68°/58°Avg 76°/54°
23 Chance Rain Showers 69°/56°Avg 76°/54°
24 Sunny 74°/58°Avg 76°/54°
25 Sunny 78°/59°Avg 76°/54°
26 Sunny 80°/59°Avg 76°/53°
27 Sunny 81°/60°Avg 76°/53°
28 Partly Sunny 78°/59°Avg 76°/53°
29 Cloudy 75°/58°Avg 76°/53°
30 Mostly sunny 76°/57°Avg 76°/52°
31Avg 75°/52°
Average high87° (normal 77°)
Average low63° (normal 56°)
Warmest / coldest105° / 51°
Precipitation1.58 in (normal 0.25 in to date)
Record high today97° (2019)
Record low today48° (1957)

Observed: San Diego Brown Field, 10 km away, records since 1945. Normals 1991–2020. Climate data from NOAA's Regional Climate Centers (ACIS); recent days are preliminary. Days ahead: the forecast.

Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Search index and reflects what the press published. Terms of use.