Weather Tomorrow in Chula Vista, CA
Heat AdvisoryUntil Sep 12, 3:00 AM
Heat Advisory issued September 11 at 2:30AM PDT until September 11 at 8:00PM PDT by NWS San Diego CA
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.
Saturday, September 12, 2026
Precip chance
1%
Wind
0-10 mph
Humidity
85%
Feels like
77–73°F
Data source: National Weather Service (NOAA) · Updated just now
Tomorrow by Hour
| Time | Temp | Condition | Rain % | Wind | ||
|---|---|---|---|---|---|---|
| 7 AM☽ | 74°F | Patchy Fog | 0% | 5 mph S | ||
| 8 AM☽ | 73°F | Patchy Fog | 0% | 5 mph S | ||
| 9 AM☽ | 73°F | Patchy Fog | 0% | 5 mph S | ||
| 10 AM☽ | 72°F | Patchy Fog | 0% | 0 mph | ||
| 11 AM☽ | 72°F | Patchy Fog | 0% | 0 mph | ||
| 12 PM☽ | 71°F | Patchy Fog | 0% | 0 mph | ||
| 1 PM | 71°F | Patchy Fog | 0% | 0 mph | ||
| 2 PM | 71°F | Patchy Fog | 0% | 0 mph | ||
| 3 PM | 73°F | Patchy Fog | 0% | 0 mph | ||
| 4 PM | 74°F | Patchy Fog | 0% | 5 mph SW | ||
| 5 PM | 76°F | Patchy Fog | 0% | 5 mph SW | ||
| 6 PM | 77°F | Sunny | 0% | 5 mph W | ||
| 7 PM | 78°F | Sunny | 0% | 10 mph W | ||
| 8 PM | 78°F | Sunny | 0% | 10 mph W | ||
| 9 PM | 79°F | Sunny | 0% | 10 mph W | ||
| 10 PM | 78°F | Sunny | 0% | 10 mph W | ||
| 11 PM | 78°F | Sunny | 0% | 10 mph W | ||
| 12 AM | 77°F | Sunny | 0% | 10 mph W | ||
| 1 AM☽ | 75°F | Mostly Clear | 0% | 5 mph W | ||
| 2 AM☽ | 73°F | Mostly Clear | 0% | 5 mph W | ||
| 3 AM☽ | 72°F | Mostly Clear | 0% | 5 mph W | ||
| 4 AM☽ | 72°F | Mostly Clear | 0% | 5 mph W | ||
| 5 AM☽ | 71°F | Mostly Clear | 0% | 5 mph W | ||
| 6 AM☽ | 71°F | Patchy Fog | 1% | 0 mph | ||
Precipitation Timeline
What to Wear Tomorrow
Warm and comfortable — dress light
Clothing
- • T-shirt or light blouse
- • Shorts or light pants
Footwear
Comfortable shoes or sandals
Accessories
- • Sunglasses
Conditions
High: 79°F
Low: 71°F
Wind: 0-10 mph
Rain: 1%
Enjoy your day!
Best Time to Be Outside Tomorrow
Excellent conditions for outdoor activities (dry, comfortable temp, light wind, daylight)
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