Dailymet

Weather Simi Valley: Current forecast

Simi Valley / California (CA) / United States

21.8 °C
Feels like 16.5 °C
Min 18 °C / Max 33 °C
Weather Simi Valley: Clear, 22 °C Clear
16.6 km/h NNE
Wind
24.9 km/h NNE
Gusts
1018 hPa
Pressure
0 mm
Precipitation
22 %
Humidity
0
UV index

Pollen (today)

Hazel None
Alder None
Birch None
Oak None
Grass None
Mugwort None
Ragweed Moderate
07:01 / 18:19
Sunrise / Sunset
13:13 / 22:51
Moonrise / Moonset
First Quarter (37 %)
Moon phase

Updated: Oct 17, 2026, 8:05 CEST Oct 16, 2026, 23:05 PDT

Today's Summary

If you head out in Simi Valley today, you'll see a clear sky. The thermometer currently shows 21.8°C. With wind from the north-north-east, it feels noticeably colder, around 16.5°C. Light clothing is enough – and remember sun protection if it's sunny. During the day temperatures will range between 18.2°C and 32.5°C.

Hourly forecast – Simi Valley, today

Oct 16, 23:00
21 °C
Clear
Simi Valley Oct 16, 23:00: Clear, 21 °C
Oct 17, 00:00
20 °C
Clear
Simi Valley Oct 17, 00:00: Clear, 20 °C
Oct 17, 01:00
19 °C
Clear
Simi Valley Oct 17, 01:00: Clear, 19 °C
Oct 17, 02:00
19 °C
Clear
Simi Valley Oct 17, 02:00: Clear, 19 °C
Oct 17, 03:00
18 °C
Clear
Simi Valley Oct 17, 03:00: Clear, 18 °C
Oct 17, 04:00
18 °C
Clear
Simi Valley Oct 17, 04:00: Clear, 18 °C
Oct 17, 05:00
18 °C
Partly cloudy
Simi Valley Oct 17, 05:00: Partly cloudy, 18 °C
Oct 17, 06:00
20 °C
Sunny
Simi Valley Oct 17, 06:00: Sunny, 20 °C
Oct 17, 07:00
26 °C
Sunny
Simi Valley Oct 17, 07:00: Sunny, 26 °C
Oct 17, 08:00
28 °C
Sunny
Simi Valley Oct 17, 08:00: Sunny, 28 °C
Oct 17, 09:00
29 °C
Sunny
Simi Valley Oct 17, 09:00: Sunny, 29 °C
Oct 17, 10:00
31 °C
Sunny
Simi Valley Oct 17, 10:00: Sunny, 31 °C
Oct 17, 11:00
31 °C
Sunny
Simi Valley Oct 17, 11:00: Sunny, 31 °C
Oct 17, 12:00
32 °C
Sunny
Simi Valley Oct 17, 12:00: Sunny, 32 °C
Oct 17, 13:00
32 °C
Sunny
Simi Valley Oct 17, 13:00: Sunny, 32 °C
Oct 17, 14:00
31 °C
Sunny
Simi Valley Oct 17, 14:00: Sunny, 31 °C
Oct 17, 15:00
30 °C
Partly cloudy
Simi Valley Oct 17, 15:00: Partly cloudy, 30 °C
Oct 17, 16:00
26 °C
Partly cloudy
Simi Valley Oct 17, 16:00: Partly cloudy, 26 °C
Oct 17, 17:00
22 °C
Clear
Simi Valley Oct 17, 17:00: Clear, 22 °C
Oct 17, 18:00
20 °C
Cloudy
Simi Valley Oct 17, 18:00: Cloudy, 20 °C
Oct 17, 19:00
19 °C
Partly cloudy
Simi Valley Oct 17, 19:00: Partly cloudy, 19 °C
Oct 17, 20:00
18 °C
Clear
Simi Valley Oct 17, 20:00: Clear, 18 °C
Oct 17, 21:00
17 °C
Clear
Simi Valley Oct 17, 21:00: Clear, 17 °C
Oct 17, 22:00
17 °C
Clear
Simi Valley Oct 17, 22:00: Clear, 17 °C
Time
23
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
Simi Valley Oct 16, 23:00: Clear
Simi Valley Oct 17, 00:00: Clear
Simi Valley Oct 17, 01:00: Clear
Simi Valley Oct 17, 02:00: Clear
Simi Valley Oct 17, 03:00: Clear
Simi Valley Oct 17, 04:00: Clear
Simi Valley Oct 17, 05:00: Partly cloudy
Simi Valley Oct 17, 06:00: Sunny
Simi Valley Oct 17, 07:00: Sunny
Simi Valley Oct 17, 08:00: Sunny
Simi Valley Oct 17, 09:00: Sunny
Simi Valley Oct 17, 10:00: Sunny
Simi Valley Oct 17, 11:00: Sunny
Simi Valley Oct 17, 12:00: Sunny
Simi Valley Oct 17, 13:00: Sunny
Simi Valley Oct 17, 14:00: Sunny
Simi Valley Oct 17, 15:00: Partly cloudy
Simi Valley Oct 17, 16:00: Partly cloudy
Simi Valley Oct 17, 17:00: Clear
Simi Valley Oct 17, 18:00: Cloudy
Simi Valley Oct 17, 19:00: Partly cloudy
Simi Valley Oct 17, 20:00: Clear
Simi Valley Oct 17, 21:00: Clear
Simi Valley Oct 17, 22:00: Clear
Temperature (°C)
Chance of rain (%)
0
1
0
1
1
0
3
1
0
0
0
0
0
1
1
0
4
2
1
7
3
1
1
0
Precipitation
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Wind (km/h)
NNE
14
NNE
14
NNE
13
NNE
14
NNE
15
NNE
17
NNE
15
NE
14
NE
19
NE
25
NE
25
NE
22
ENE
22
NE
34
NNE
41
NE
41
NE
27
ENE
12
N
8
NNW
9
NNW
8
N
7
NNE
5
NE
6
Pressure (hPa)
1017
1017
1017
1016
1016
1016
1016
1017
1017
1017
1016
1016
1015
1014
1013
1013
1013
1014
1014
1015
1015
1015
1015
1015
Humidity (%)
22 %
23 %
25 %
26 %
27 %
28 %
29 %
26 %
19 %
16 %
15 %
14 %
13 %
12 %
12 %
12 %
13 %
16 %
20 %
22 %
24 %
26 %
27 %
26 %
Cloud cover (%)
0 %
4 %
0 %
2 %
3 %
0 %
41 %
5 %
3 %
4 %
4 %
5 %
5 %
9 %
20 %
5 %
56 %
37 %
5 %
87 %
47 %
5 %
5 %
2 %

14-day weather forecast – Simi Valley

14-day trend for Simi Valley: Forecasts suggest a marked cooldown in the second week. Lows can drop to around 10°C at night, with daytime highs up to 32.5°C.

Date
Oct 16
Oct 17
Oct 18
Oct 19
Oct 20
Oct 21
Oct 22
Oct 23
Oct 24
Oct 25
Oct 26
Oct 27
Oct 28
Oct 29
Simi Valley October 16, 2026: Sunny
Simi Valley October 17, 2026: Sunny
Simi Valley October 18, 2026: Sunny
Simi Valley October 19, 2026: Sunny
Simi Valley October 20, 2026: Sunny
Simi Valley October 21, 2026: Light rain shower
Simi Valley October 22, 2026: Sunny
Simi Valley October 23, 2026: Sunny
Simi Valley October 24, 2026: Sunny
Simi Valley October 25, 2026: Overcast
Simi Valley October 26, 2026: Sunny
Simi Valley October 27, 2026: Sunny
Simi Valley October 28, 2026: Overcast
Simi Valley October 29, 2026: Overcast
Temperature (°C)
Chance of rain (%)
1
1
0
1
6
78
9
5
2
5
2
6
11
14
Precipitation
—
—
—
—
—
8.4 mm
0 mm
—
—
—
—
—
—
—
Wind max (km/h)
47
41
23
16
19
16
18
17
22
18
21
25
17
10
Date Weather Min °C Max °C Sunrise Sunset Moonrise Moonset Moon phase
October 16, 2026 Simi Valley October 16, 2026: Sunny Sunny 18 °C 33 °C 07:01 18:19 13:13 22:51 First Quarter (37 %)
October 17, 2026 Simi Valley October 17, 2026: Sunny Sunny 17 °C 32 °C 07:02 18:18 13:56 23:50 First Quarter (47 %)
October 18, 2026 Simi Valley October 18, 2026: Sunny Sunny 15 °C 30 °C 07:02 18:17 14:32 Does not set today First Quarter (58 %)
October 19, 2026 Simi Valley October 19, 2026: Sunny Sunny 13 °C 29 °C 07:03 18:16 15:02 00:49 First Quarter (68 %)
October 20, 2026 Simi Valley October 20, 2026: Sunny Sunny 12 °C 24 °C 07:04 18:15 15:30 01:47 Waxing Moon (77 %)
October 21, 2026 Simi Valley October 21, 2026: Light rain shower Light rain shower 12 °C 20 °C 07:05 18:13 15:55 02:44 Waxing Moon (86 %)
October 22, 2026 Simi Valley October 22, 2026: Sunny Sunny 12 °C 21 °C 07:06 18:12 16:19 03:41 Waxing Moon (92 %)
October 23, 2026 Simi Valley October 23, 2026: Sunny Sunny 13 °C 21 °C 07:07 18:11 16:44 04:38 Full Moon (97 %)
October 24, 2026 Simi Valley October 24, 2026: Sunny Sunny 12 °C 25 °C 07:08 18:10 17:10 05:37 Full Moon (100 %)
October 25, 2026 Simi Valley October 25, 2026: Overcast Overcast 13 °C 26 °C 07:08 18:09 17:39 06:38 Full Moon (100 %)
October 26, 2026 Simi Valley October 26, 2026: Sunny Sunny 12 °C 23 °C 07:09 18:08 18:13 07:42 Full Moon (98 %)
October 27, 2026 Simi Valley October 27, 2026: Sunny Sunny 10 °C 20 °C 07:10 18:07 18:53 08:49 Waning Moon (94 %)
October 28, 2026 Simi Valley October 28, 2026: Overcast Overcast 11 °C 22 °C 07:11 18:06 19:42 09:57 Waning Moon (88 %)
October 29, 2026 Simi Valley October 29, 2026: Overcast Overcast 14 °C 22 °C 07:12 18:05 20:39 11:02 Waning Moon (80 %)
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