Weather Tomorrow in West Covina, CA

Heat AdvisoryUntil Aug 26, 12:00 AM

Heat Advisory issued August 25 at 12:02AM PDT until August 25 at 10:00AM PDT by NWS Los Angeles/Oxnard CA

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Extreme Heat WarningUntil Aug 26, 12:00 AM

Extreme Heat Warning issued August 25 at 12:02AM PDT until August 28 at 8:00PM PDT by NWS Los Angeles/Oxnard CA

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Wednesday, August 26, 2026

Clear

Precip chance

Wind

0-10 mph

Humidity

52%

Feels like

101–76°F

Data source: National Weather Service (NOAA) · Updated just now

Tomorrow by Hour

74°Temperature trend103°

Time	Temp	Condition	Rain %	Wind	Humidity

7 AM☽	79°F	Clear	1%	0 mph	63%
8 AM☽	79°F	Clear	1%	0 mph	64%
9 AM☽	78°F	Clear	1%	0 mph	67%
10 AM☽	76°F	Clear	1%	0 mph	69%
11 AM☽	76°F	Clear	1%	0 mph	70%
12 PM☽	75°F	Mostly Clear	0%	0 mph	73%
1 PM	74°F	Sunny	0%	0 mph	73%
2 PM	75°F	Sunny	0%	0 mph	74%
3 PM	78°F	Sunny	0%	0 mph	67%
4 PM	81°F	Sunny	0%	0 mph	59%
5 PM	87°F	Sunny	0%	0 mph	51%
6 PM	91°F	Sunny	0%	5 mph SW	45%
7 PM	96°F	Sunny	0%	5 mph SW	39%
8 PM	99°F	Sunny	0%	5 mph SW	35%
9 PM	103°F	Sunny	0%	10 mph SW	31%
10 PM	103°F	Sunny	0%	10 mph SW	30%
11 PM	103°F	Sunny	0%	10 mph SW	31%
12 AM	103°F	Sunny	0%	10 mph SW	31%
1 AM☽	99°F	Mostly Clear	0%	10 mph SW	34%
2 AM☽	96°F	Mostly Clear	0%	10 mph SW	38%
3 AM☽	92°F	Mostly Clear	0%	5 mph SSW	43%
4 AM☽	89°F	Mostly Clear	0%	5 mph SSW	47%
5 AM☽	85°F	Mostly Clear	0%	5 mph SSW	50%
6 AM☽	83°F	Mostly Clear	0%	0 mph	53%

Precipitation Timeline

No significant precipitation expected tomorrow.

What to Wear Tomorrow

Extreme heat — stay cool and protected

Clothing

• Lightest possible clothing
• Wide-brim hat
• UV-protective shirt if outdoors

Footwear

Breathable sandals

Accessories

• Sunglasses
• Sunscreen

Conditions

High: 103°F

Low: 74°F

Wind: 0-10 mph

Rain: 1%

Big temperature swing (74°F to 103°F) — dress in removable layers.

Best Time to Be Outside Tomorrow

1 PM – 2 PM

Excellent conditions for outdoor activities (dry, comfortable temp, light wind, daylight)

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Frequently Asked Questions

What is the weather forecast for tomorrow in West Covina, CA?

Tomorrow in West Covina: High of 103°F, Low of 74°F. Clear with 1% chance of precipitation. Wind 0-10 mph.

Will it rain tomorrow in West Covina?

No significant precipitation expected tomorrow.

What should I wear tomorrow in West Covina?

With a high of 103°F and low of 74°F, check our "What to Wear" section above for specific clothing recommendations based on temperature, wind, and precipitation.

How accurate is this forecast?

Our forecasts come directly from the National Weather Service (NOAA), which provides some of the most accurate weather predictions available. Tomorrow forecasts are generally 80-90% accurate, with accuracy decreasing the further out you look. Data is refreshed every 30 minutes.