Weather forecast for tomorrow
Thursday, Jun 19.
5:41 am
8:11 pm
PDT
8:11 pm
PDT
Sunny
81°F / 59°F
- Wind: 12mph SW
- Humidity: 54%
- Precip. probability: 4%
- Precipitation: 0"
- UV index: 10
On Thursday, in Simi Valley, expect consistent sunshine and open skies.
The temperature will fluctuate from a high of a moderately hot 80.6°F to a low of a refreshing 59°F.
The maximum heat index, which modifies the air temperature to account for humidity, is assessed at 82.4°F.
The expected high will be moderately higher than June's standard temperature of 75.6°F.
Sunrise will be at 5:41 am and sunset at 8:11 pm; tomorrow's daylight will last for 14h and 29min.
The temperature will fluctuate from a high of a moderately hot 80.6°F to a low of a refreshing 59°F.
The maximum heat index, which modifies the air temperature to account for humidity, is assessed at 82.4°F.
The expected high will be moderately higher than June's standard temperature of 75.6°F.
Sunrise will be at 5:41 am and sunset at 8:11 pm; tomorrow's daylight will last for 14h and 29min.
Frequently asked questions
What is the weather forecast for Simi Valley for tomorrow?
On Thursday, in Simi Valley, conditions will remain bright with clear skies.
What will be the highest temperature tomorrow?
Tomorrow, the highest temperature will be 80.6°F, while the lowest temperature will be 59°F. The maximum heat index, which integrates air moisture with ambient temperature, is appraised at 82.4°F.
The highest temperature will be a couple of degrees higher than the average maximum of 75.6°F in June. The lowest temperature will be in line with the average low of 57.7°F.
The highest temperature will be a couple of degrees higher than the average maximum of 75.6°F in June. The lowest temperature will be in line with the average low of 57.7°F.
When is the sunrise / sunset tomorrow?
On Thursday, in Simi Valley, sunrise will be at 5:41 am and sunset at 8:11 pm (PDT).
How long will the day be tomorrow?
In Simi Valley, the length of the day tomorrow will be 14h and 29min.
Hourly weather forecast
12 am
- 68°F
- Feels like:
68°F
Mostly Clear
- Wind: 4mph ESE
- Pressure: 29.77"Hg
- Humidity: 61%
- Precip. probability: 2%
- Precipitation: 0"
- Visibility: 10mi
2 am
- 64°F
- Feels like:
64°F
Mostly Clear
- Wind: 3mph ESE
- Pressure: 29.77"Hg
- Humidity: 73%
- Precip. probability: 3%
- Precipitation: 0"
- Visibility: 10mi
4 am
- 63°F
- Feels like:
63°F
Mostly Clear
- Wind: 3mph E
- Pressure: 29.77"Hg
- Humidity: 77%
- Precip. probability: 4%
- Precipitation: 0"
- Visibility: 8mi
Sunrise: 5:41 am
6 am
- 63°F
- Feels like:
63°F
Partly Cloudy
- Wind: 3mph E
- Pressure: 29.8"Hg
- Humidity: 81%
- Precip. probability: 5%
- Precipitation: 0"
- Visibility: 6mi
8 am
- 68°F
- Feels like:
68°F
Mostly Sunny
- Wind: 2mph ESE
- Pressure: 29.8"Hg
- Humidity: 68%
- Precip. probability: 2%
- Precipitation: 0"
- Visibility: 10mi
10 am
- 73°F
- Feels like:
73°F
Sunny
- Wind: 4mph SW
- Pressure: 29.8"Hg
- Humidity: 56%
- Precip. probability: 0%
- Precipitation: 0"
- Visibility: 10mi
12 pm
- 79°F
- Feels like:
81°F
Sunny
- Wind: 9mph WSW
- Pressure: 29.8"Hg
- Humidity: 51%
- Precip. probability: 0%
- Precipitation: 0"
- Visibility: 10mi
2 pm
- 81°F
- Feels like:
81°F
Sunny
- Wind: 11mph WSW
- Pressure: 29.77"Hg
- Humidity: 46%
- Precip. probability: 0%
- Precipitation: 0"
- Visibility: 10mi
4 pm
- 79°F
- Feels like:
81°F
Sunny
- Wind: 12mph WSW
- Pressure: 29.77"Hg
- Humidity: 45%
- Precip. probability: 0%
- Precipitation: 0"
- Visibility: 10mi
6 pm
- 75°F
- Feels like:
75°F
Sunny
- Wind: 9mph WSW
- Pressure: 29.74"Hg
- Humidity: 48%
- Precip. probability: 0%
- Precipitation: 0"
- Visibility: 10mi
8 pm
- 70°F
- Feels like:
70°F
Sunny
- Wind: 6mph WSW
- Pressure: 29.74"Hg
- Humidity: 57%
- Precip. probability: 0%
- Precipitation: 0"
- Visibility: 10mi
Sunset: 8:11 pm
10 pm
- 68°F
- Feels like:
68°F
Clear
- Wind: 3mph ESE
- Pressure: 29.77"Hg
- Humidity: 66%
- Precip. probability: 1%
- Precipitation: 0"
- Visibility: 10mi
Tomorrow, primarily sunny and occasionally cloudy weather is forecasted.
The temperature will be between the lowest temperature of 62.6°F and the highest temperature of 80.6°F. The warmest part of the day will be at 2 pm and 3 pm.
The highest temperature will be a couple of degrees higher than June's average maximum of 75.6°F. The night temperature will be also similar to the standard June low of 57.7°F.
The temperature will be between the lowest temperature of 62.6°F and the highest temperature of 80.6°F. The warmest part of the day will be at 2 pm and 3 pm.
The highest temperature will be a couple of degrees higher than June's average maximum of 75.6°F. The night temperature will be also similar to the standard June low of 57.7°F.
Updated: Jun 18, 2025 @ 07:12:49 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate