Simi Valley and its surrounding mountains

Weather · April

Simi Valley weather in April

Average highs of 78°F, lows of 48°F and 0.80 in of rain, from 30 years of weather records.

April is Simi Valley’s 7th warmest month, with average highs of 78°F and lows of 48°F. That is 4° warmer than March, and 4° below the yearly average high.

Average high
78°F
Average low
48°F
Precipitation
0.80 in
Wet days
2
Sunrise · sunset
6:23 AM · 7:25 PM

April across the year

  1. 70°43°Jan
  2. 70°44°Feb
  3. 74°46°Mar
  4. 78°48°Apr
  5. 82°53°May
  6. 89°57°Jun
  7. 95°61°Jul
  8. 97°61°Aug
  9. 94°59°Sep
  10. 85°53°Oct
  11. 76°46°Nov
  12. 69°42°Dec

High and low Rain

What to wear in April

  • Warm days: shorts and T-shirts, with a light layer for cooler evenings.

April is good for

Around Simi Valley

View from a trail in Oak Park, Simi Valley
Oak-Park-Simi-ValleyUser:Niceley · CC BY-SA 4.0
Simi Valley Street Fair, Sat
Simi-Valley-Street-Fair-2015Niceley · CC BY-SA 4.0
Budweiser Clydesdales in Simi Valley California
Budweiser Clydesdales in Simi Valley California (1)Clotee Pridgen Alloc… · CC BY-SA 3.0

See Simi Valley

A look around town before you go.

April compared with the months around it

MonthHighLowRain
March74°F46°F2.7 in
April78°F48°F0.80 in
May82°F53°F0.40 in

Planning a trip? See the best time to visit Simi Valley and today’s forecast.

Questions

How hot does it get in Simi Valley in April?

Average highs are 78°F and average lows 48°F, for a daily mean of 63°F. Individual days run hotter or colder than these 30-year averages.

Does it rain in Simi Valley in April?

April averages 0.80 in of precipitation over about 2 days with at least 0.01 in. It is the 5th wettest month of the year.

What time is sunset in Simi Valley in April?

Around mid-April the sun rises about 6:23 AM and sets about 7:25 PM, for roughly 13.0 hours of daylight.

Is April a good time to visit Simi Valley?

Yes. April is one of the mildest months, with highs between 65°F and 85°F and little rain.

NOAA U.S. Climate Normals 1991–2020, Woodland Hills Pierce College station (11.3 mi from downtown). Sunrise and sunset are calculated for April 15 at the city’s coordinates.

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