⭐ Support Time.now: Join our Premium Plan for an ad-free experience! ⭐ Support Us: Go Premium Ad-Free!

Weather in Simi Valley, United States 🇺🇸

Current Weather in Simi Valley

Overcast
22°C
Feels like 18°C. Overcast.
🌬️ 17 km/h WSW
💧 45% Humidity
🧭 1017 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 4.8
🌡️ Dew Point: 9°C
🌅 Sunrise: 06:16 AM
🌇 Sunset: 05:00 PM
Map Overlays:

Right now Simi Valley is 22°C with overcast, feeling like 18°C. Humidity is 45% with winds around 17 km/h, and the UV index is 5 (moderate). In the days ahead, expect temperatures in Simi Valley from about 10°C to 26°C.

Hourly Forecast for Simi Valley

13:00
Sunny
22°
2%
14:00
Sunny
20°
2%
15:00
Sunny
20°
2%
16:00
Sunny
19°
4%
17:00
Clear
17°
5%
18:00
Clear
15°
7%
19:00
Clear
13°
10%
20:00
Clear
13°
8%
21:00
Clear
13°
8%
22:00
Clear
12°
12%
23:00
Clear
12°
7%
00:00
Clear
12°
7%
01:00
Clear
11°
11%
02:00
Clear
12°
6%
03:00
Clear
11°
7%
04:00
Clear
11°
9%
05:00
Clear
11°
8%
06:00
Clear
10°
8%
07:00
Sunny
10°
9%
08:00
Sunny
15°
4%
09:00
Sunny
17°
2%
10:00
Sunny
20°
1%
11:00
Sunny
20°
1%
12:00
Sunny
22°
1%

14-Day Forecast for Simi Valley

Tue, Nov 03
Sunny Sunny
22° / 10°
Wed, Nov 04
Sunny Sunny
24° / 10°
Thu, Nov 05
Sunny Sunny
26° / 12°
Fri, Nov 06
Sunny Sunny
27° / 13°
Sat, Nov 07
Sunny Sunny
28° / 13°
Sun, Nov 08
Sunny Sunny
29° / 14°
Mon, Nov 09
Partly Cloudy Partly Cloudy
27° / 14°
Tue, Nov 10
Sunny Sunny
26° / 14°
Wed, Nov 11
Sunny Sunny
26° / 14°
Thu, Nov 12
Patchy rain nearby Patchy rain nearby
23° / 15°
Fri, Nov 13
Partly Cloudy Partly Cloudy
22° / 13°
Sat, Nov 14
Patchy rain nearby Patchy rain nearby
20° / 13°
Sun, Nov 15
Light rain shower Light rain shower
17° / 11°
Mon, Nov 16
Light rain shower Light rain shower
15° / 9°

Additional Forecasts for Simi Valley

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 133.0 μg/m³
O₃ (Ozone) 105.0 μg/m³
NO₂ (Nitrogen Dioxide) 2.9 μg/m³
SO₂ (Sulphur Dioxide) 1.2 μg/m³
PM2.5 (Fine particles) 7.6 μg/m³
PM10 (Coarse particles) 9.9 μg/m³

Historical Weather

Weather Forecasts for Other Cities in United States

Browse Weather in United States by cities in alphabetical order:

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Weather in United States ›

Best Time to Be Outside in Simi Valley Today

The most comfortable window in Simi Valley today looks like 13:00 to 16:00, when it is around 21°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Simi Valley

What is the temperature in Simi Valley right now?

The current temperature in Simi Valley is 22°C (71°F), overcast (feels like 18°C).

What's the weather like in Simi Valley right now?

Conditions in Simi Valley right now: Overcast, humidity 45%, wind 17 km/h WSW.

What is today's forecast for Simi Valley?

Today in Simi Valley: high 22°C, low 10°C, sunny. Chance of rain: 6%.

What is the 7-day weather forecast for Simi Valley?

Daily highs and lows for Simi Valley:

  • 2026-11-03: 22°C / 10°C
  • 2026-11-04: 24°C / 10°C
  • 2026-11-05: 26°C / 12°C
  • 2026-11-06: 27°C / 13°C
  • 2026-11-07: 28°C / 13°C
  • 2026-11-08: 29°C / 14°C
  • 2026-11-09: 27°C / 14°C
Is it going to rain in Simi Valley today?

There is a 6% chance of rain in Simi Valley today.

What is the wind speed in Simi Valley right now?

Wind in Simi Valley is currently 17 km/h (11 mph) from the WSW.

What is the UV index in Simi Valley right now?

The UV index in Simi Valley is currently 4.8 (moderate). Sun protection is recommended when the index is 3 or higher.

Weather forecasts for other major cities in 🇺🇸 United States: New York City · Los Angeles · Brooklyn · Chicago · Houston · Queens · Phoenix · Philadelphia · Manhattan · San Antonio · San Diego · The Bronx · Dallas · Jacksonville · Austin · Fort Worth · Columbus · Indianapolis · Charlotte · San Francisco · Seattle · Denver · Washington, D.C. · Washington · Nashville · El Paso · Oklahoma City · Detroit · Boston · Portland · New South Memphis · Memphis · Las Vegas · Milwaukee · Baltimore · South Boston · Albuquerque · Tucson · Fresno · Sacramento · Omaha · Kansas City · Long Beach · Mesa · Staten Island · Atlanta · Colorado Springs · Virginia Beach · Raleigh · Miami