Extended 10-day forecasts, Castaic (CA)
Hourly detail for the next 48 hours, six-hourly segments for the rest of the week.
This is the 10-day extended forecast for Castaic, the United States of America. The forecast is updated every three hours and displays the temperature, weather conditions, wind direction and speed, as well as the chance of precipitation.
Check out our September climate page to see if the current temperatures in Castaic is typical for this time of year.
Today · Sunday 6 Sep
Hour by hour
| Time | Weather | Temp | Precip | Humidity | Wind |
|---|---|---|---|---|---|
| 07:00 |
Light rain
|
21°C (70°F) | 0.1 mm (0 in) | 48% | N 1 m/s (2 knots) |
| 08:00 |
Cloudy
|
21°C (70°F) | 0 mm (0 in) | 54% | N 1 m/s (2 knots) |
| 09:00 |
Light rain
|
21°C (70°F) | 0.2 mm (0.01 in) | 56% | NE 1 m/s (2 knots) |
| 10:00 |
Rain
|
21°C (70°F) | 0.9 mm (0.04 in) | 53% | SE 1 m/s (2 knots) |
| 11:00 |
Heavy rain
|
20°C (68°F) | 1.5 mm (0.1 in) | 65% | E 1 m/s (2 knots) |
| 12:00 |
Heavy rain
|
19°C (66°F) | 1.2 mm (0.05 in) | 82% | NE 2 m/s (4 knots) |
| 13:00 |
Rain
|
20°C (68°F) | 0.7 mm (0.03 in) | 87% | NE 2 m/s (4 knots) |
| 14:00 |
Rain
|
20°C (68°F) | 0.6 mm (0.02 in) | 88% | NW 2 m/s (4 knots) |
| 15:00 |
Rain
|
21°C (70°F) | 0.4 mm (0.02 in) | 87% | N 2 m/s (4 knots) |
| 16:00 |
Cloudy
|
23°C (73°F) | 0 mm (0 in) | 78% | NW 1 m/s (2 knots) |
| 17:00 |
Partly cloudy
|
23°C (73°F) | 0 mm (0 in) | 74% | N 1 m/s (2 knots) |
| 18:00 |
Mostly sunny
|
24°C (75°F) | 0 mm (0 in) | 70% | S 1 m/s (2 knots) |
| 19:00 |
Mostly clear
|
23°C (73°F) | 0 mm (0 in) | 79% | S 1 m/s (2 knots) |
| 20:00 |
Mostly clear
|
22°C (72°F) | 0 mm (0 in) | 84% | N 1 m/s (2 knots) |
| 21:00 |
Clear skies
|
21°C (70°F) | 0 mm (0 in) | 86% | N 1 m/s (2 knots) |
| 22:00 |
Clear skies
|
21°C (70°F) | 0 mm (0 in) | 88% | N 1 m/s (2 knots) |
| 23:00 |
Clear skies
|
21°C (70°F) | 0 mm (0 in) | 88% | N 1 m/s (2 knots) |
07:00
Light rain
48% · N 1 m/s (2 knots)
21°C (70°F)
0.1 mm (0 in)
08:00
Cloudy
54% · N 1 m/s (2 knots)
21°C (70°F)
0 mm (0 in)
09:00
Light rain
56% · NE 1 m/s (2 knots)
21°C (70°F)
0.2 mm (0.01 in)
10:00
Rain
53% · SE 1 m/s (2 knots)
21°C (70°F)
0.9 mm (0.04 in)
11:00
Heavy rain
65% · E 1 m/s (2 knots)
20°C (68°F)
1.5 mm (0.1 in)
12:00
Heavy rain
82% · NE 2 m/s (4 knots)
19°C (66°F)
1.2 mm (0.05 in)
13:00
Rain
87% · NE 2 m/s (4 knots)
20°C (68°F)
0.7 mm (0.03 in)
14:00
Rain
88% · NW 2 m/s (4 knots)
20°C (68°F)
0.6 mm (0.02 in)
15:00
Rain
87% · N 2 m/s (4 knots)
21°C (70°F)
0.4 mm (0.02 in)
16:00
Cloudy
78% · NW 1 m/s (2 knots)
23°C (73°F)
0 mm (0 in)
17:00
Partly cloudy
74% · N 1 m/s (2 knots)
23°C (73°F)
0 mm (0 in)
18:00
Mostly sunny
70% · S 1 m/s (2 knots)
24°C (75°F)
0 mm (0 in)
19:00
Mostly clear
79% · S 1 m/s (2 knots)
23°C (73°F)
0 mm (0 in)
20:00
Mostly clear
84% · N 1 m/s (2 knots)
22°C (72°F)
0 mm (0 in)
21:00
Clear skies
86% · N 1 m/s (2 knots)
21°C (70°F)
0 mm (0 in)
22:00
Clear skies
88% · N 1 m/s (2 knots)
21°C (70°F)
0 mm (0 in)
23:00
Clear skies
88% · N 1 m/s (2 knots)
21°C (70°F)
0 mm (0 in)
Tomorrow · Monday 7 Sep
Hour by hour
| Time | Weather | Temp | Precip | Humidity | Wind |
|---|---|---|---|---|---|
| 00:00 |
Clear skies
|
21°C (70°F) | 0 mm (0 in) | 87% | NE 1 m/s (2 knots) |
| 01:00 |
Clear skies
|
20°C (68°F) | 0 mm (0 in) | 88% | NE 1 m/s (2 knots) |
| 02:00 |
Clear skies
|
20°C (68°F) | 0 mm (0 in) | 87% | N 1 m/s (2 knots) |
| 03:00 |
Clear skies
|
20°C (68°F) | 0 mm (0 in) | 86% | N 1 m/s (2 knots) |
| 04:00 |
Clear skies
|
20°C (68°F) | 0 mm (0 in) | 86% | N 1 m/s (2 knots) |
| 05:00 |
Clear skies
|
20°C (68°F) | 0 mm (0 in) | 86% | N 2 m/s (4 knots) |
| 06:00 |
Clear skies
|
19°C (66°F) | 0 mm (0 in) | 86% | N 2 m/s (4 knots) |
| 07:00 |
Mostly sunny
|
20°C (68°F) | 0 mm (0 in) | 83% | N 2 m/s (4 knots) |
| 08:00 |
Mostly sunny
|
23°C (73°F) | 0 mm (0 in) | 70% | N 1 m/s (2 knots) |
| 09:00 |
Clear skies
|
25°C (77°F) | 0 mm (0 in) | 61% | NE 2 m/s (4 knots) |
| 10:00 |
Mostly sunny
|
27°C (81°F) | 0 mm (0 in) | 55% | S 2 m/s (4 knots) |
| 11:00 |
Clear skies
|
29°C (84°F) | 0 mm (0 in) | 51% | S 3 m/s (6 knots) |
| 12:00 |
Clear skies
|
31°C (88°F) | 0 mm (0 in) | 45% | S 4 m/s (8 knots) |
| 13:00 |
Clear skies
|
32°C (90°F) | 0 mm (0 in) | 41% | S 4 m/s (8 knots) |
| 14:00 |
Clear skies
|
32°C (90°F) | 0 mm (0 in) | 39% | S 5 m/s (10 knots) |
| 15:00 |
Clear skies
|
32°C (90°F) | 0 mm (0 in) | 39% | SW 6 m/s (12 knots) |
| 16:00 |
Clear skies
|
32°C (90°F) | 0 mm (0 in) | 38% | SW 6 m/s (12 knots) |
| 17:00 |
Clear skies
|
31°C (88°F) | 0 mm (0 in) | 40% | SW 5 m/s (10 knots) |
| 18:00 |
Clear skies
|
29°C (84°F) | 0 mm (0 in) | 41% | SW 4 m/s (8 knots) |
| 19:00 |
Clear skies
|
27°C (81°F) | 0 mm (0 in) | 47% | SW 2 m/s (4 knots) |
| 20:00 |
Clear skies
|
26°C (79°F) | 0 mm (0 in) | 56% | SW 1 m/s (2 knots) |
| 21:00 |
Clear skies
|
25°C (77°F) | 0 mm (0 in) | 57% | N 1 m/s (2 knots) |
| 22:00 |
Clear skies
|
24°C (75°F) | 0 mm (0 in) | 61% | NE 1 m/s (2 knots) |
| 23:00 |
Clear skies
|
23°C (73°F) | 0 mm (0 in) | 66% | NE 1 m/s (2 knots) |
00:00
Clear skies
87% · NE 1 m/s (2 knots)
21°C (70°F)
0 mm (0 in)
01:00
Clear skies
88% · NE 1 m/s (2 knots)
20°C (68°F)
0 mm (0 in)
02:00
Clear skies
87% · N 1 m/s (2 knots)
20°C (68°F)
0 mm (0 in)
03:00
Clear skies
86% · N 1 m/s (2 knots)
20°C (68°F)
0 mm (0 in)
04:00
Clear skies
86% · N 1 m/s (2 knots)
20°C (68°F)
0 mm (0 in)
05:00
Clear skies
86% · N 2 m/s (4 knots)
20°C (68°F)
0 mm (0 in)
06:00
Clear skies
86% · N 2 m/s (4 knots)
19°C (66°F)
0 mm (0 in)
07:00
Mostly sunny
83% · N 2 m/s (4 knots)
20°C (68°F)
0 mm (0 in)
08:00
Mostly sunny
70% · N 1 m/s (2 knots)
23°C (73°F)
0 mm (0 in)
09:00
Clear skies
61% · NE 2 m/s (4 knots)
25°C (77°F)
0 mm (0 in)
10:00
Mostly sunny
55% · S 2 m/s (4 knots)
27°C (81°F)
0 mm (0 in)
11:00
Clear skies
51% · S 3 m/s (6 knots)
29°C (84°F)
0 mm (0 in)
12:00
Clear skies
45% · S 4 m/s (8 knots)
31°C (88°F)
0 mm (0 in)
13:00
Clear skies
41% · S 4 m/s (8 knots)
32°C (90°F)
0 mm (0 in)
14:00
Clear skies
39% · S 5 m/s (10 knots)
32°C (90°F)
0 mm (0 in)
15:00
Clear skies
39% · SW 6 m/s (12 knots)
32°C (90°F)
0 mm (0 in)
16:00
Clear skies
38% · SW 6 m/s (12 knots)
32°C (90°F)
0 mm (0 in)
17:00
Clear skies
40% · SW 5 m/s (10 knots)
31°C (88°F)
0 mm (0 in)
18:00
Clear skies
41% · SW 4 m/s (8 knots)
29°C (84°F)
0 mm (0 in)
19:00
Clear skies
47% · SW 2 m/s (4 knots)
27°C (81°F)
0 mm (0 in)
20:00
Clear skies
56% · SW 1 m/s (2 knots)
26°C (79°F)
0 mm (0 in)
21:00
Clear skies
57% · N 1 m/s (2 knots)
25°C (77°F)
0 mm (0 in)
22:00
Clear skies
61% · NE 1 m/s (2 knots)
24°C (75°F)
0 mm (0 in)
23:00
Clear skies
66% · NE 1 m/s (2 knots)
23°C (73°F)
0 mm (0 in)
Next 7 days
Six-hour segments
Day
Night
23:00
Morning
05:00
Afternoon
11:00
Evening
17:00
Tuesday
8 Sep
23°C (73°F)
0 mm (0 in)
Mostly clear
66% · NE 1 m/s (2 knots)
21°C (70°F)
0 mm (0 in)
Partly cloudy
69% · N 2 m/s (4 knots)
32°C (90°F)
0 mm (0 in)
Partly cloudy
32% · S 2 m/s (4 knots)
33°C (91°F)
0 mm (0 in)
Partly cloudy
31% · SW 4 m/s (8 knots)
Tue
8 Sep
night
23°C (73°F)
0 mm (0 in)
Mostly clear
66%
1 m/s (2 knots)
morning
21°C (70°F)
0 mm (0 in)
Partly cloudy
69%
2 m/s (4 knots)
afternoon
32°C (90°F)
0 mm (0 in)
Partly cloudy
32%
2 m/s (4 knots)
evening
33°C (91°F)
0 mm (0 in)
Partly cloudy
31%
4 m/s (8 knots)
Wednesday
9 Sep
26°C (79°F)
0 mm (0 in)
Partly cloudy
49% · N 2 m/s (4 knots)
24°C (75°F)
0 mm (0 in)
Clear skies
52% · N 1 m/s (2 knots)
37°C (99°F)
0 mm (0 in)
Clear skies
25% · SW 2 m/s (4 knots)
37°C (99°F)
0 mm (0 in)
Clear skies
25% · SW 5 m/s (10 knots)
Wed
9 Sep
night
26°C (79°F)
0 mm (0 in)
Partly cloudy
49%
2 m/s (4 knots)
morning
24°C (75°F)
0 mm (0 in)
Clear skies
52%
1 m/s (2 knots)
afternoon
37°C (99°F)
0 mm (0 in)
Clear skies
25%
2 m/s (4 knots)
evening
37°C (99°F)
0 mm (0 in)
Clear skies
25%
5 m/s (10 knots)
Thursday
10 Sep
29°C (84°F)
0 mm (0 in)
Clear skies
46% · N 1 m/s (2 knots)
27°C (81°F)
0 mm (0 in)
Clear skies
34% · N 2 m/s (4 knots)
38°C (100°F)
0 mm (0 in)
Clear skies
20% · NW 3 m/s (6 knots)
38°C (100°F)
0 mm (0 in)
Clear skies
22% · W 3 m/s (6 knots)
Thu
10 Sep
night
29°C (84°F)
0 mm (0 in)
Clear skies
46%
1 m/s (2 knots)
morning
27°C (81°F)
0 mm (0 in)
Clear skies
34%
2 m/s (4 knots)
afternoon
38°C (100°F)
0 mm (0 in)
Clear skies
20%
3 m/s (6 knots)
evening
38°C (100°F)
0 mm (0 in)
Clear skies
22%
3 m/s (6 knots)
Friday
11 Sep
30°C (86°F)
0 mm (0 in)
Clear skies
38% · NE ()
25°C (77°F)
0 mm (0 in)
Clear skies
46% · NW 1 m/s (2 knots)
34°C (93°F)
0 mm (0 in)
Clear skies
31% · SW 3 m/s (6 knots)
33°C (91°F)
0 mm (0 in)
Clear skies
31% · SW 4 m/s (8 knots)
Fri
11 Sep
night
30°C (86°F)
0 mm (0 in)
Clear skies
38%
()
morning
25°C (77°F)
0 mm (0 in)
Clear skies
46%
1 m/s (2 knots)
afternoon
34°C (93°F)
0 mm (0 in)
Clear skies
31%
3 m/s (6 knots)
evening
33°C (91°F)
0 mm (0 in)
Clear skies
31%
4 m/s (8 knots)
Saturday
12 Sep
25°C (77°F)
0 mm (0 in)
Clear skies
54% · NW ()
20°C (68°F)
0 mm (0 in)
Clear skies
72% · N ()
28°C (82°F)
0 mm (0 in)
Clear skies
42% · SW 3 m/s (6 knots)
29°C (84°F)
0 mm (0 in)
Clear skies
42% · SW 4 m/s (8 knots)
Sat
12 Sep
night
25°C (77°F)
0 mm (0 in)
Clear skies
54%
()
morning
20°C (68°F)
0 mm (0 in)
Clear skies
72%
()
afternoon
28°C (82°F)
0 mm (0 in)
Clear skies
42%
3 m/s (6 knots)
evening
29°C (84°F)
0 mm (0 in)
Clear skies
42%
4 m/s (8 knots)
Sunday
13 Sep
21°C (70°F)
0 mm (0 in)
Clear skies
68% · S ()
17°C (63°F)
0 mm (0 in)
Partly cloudy
96% · SW ()
24°C (75°F)
0 mm (0 in)
Clear skies
53% · S 3 m/s (6 knots)
26°C (79°F)
0 mm (0 in)
Partly cloudy
49% · SW 4 m/s (8 knots)
Sun
13 Sep
night
21°C (70°F)
0 mm (0 in)
Clear skies
68%
()
morning
17°C (63°F)
0 mm (0 in)
Partly cloudy
96%
()
afternoon
24°C (75°F)
0 mm (0 in)
Clear skies
53%
3 m/s (6 knots)
evening
26°C (79°F)
0 mm (0 in)
Partly cloudy
49%
4 m/s (8 knots)
Monday
14 Sep
19°C (66°F)
0 mm (0 in)
Clear skies
81% · E ()
17°C (63°F)
0 mm (0 in)
Clear skies
80% · N ()
27°C (81°F)
0 mm (0 in)
Clear skies
40% · SW 3 m/s (6 knots)
29°C (84°F)
0 mm (0 in)
Clear skies
42% · SW 4 m/s (8 knots)
Mon
14 Sep
night
19°C (66°F)
0 mm (0 in)
Clear skies
81%
()
morning
17°C (63°F)
0 mm (0 in)
Clear skies
80%
()
afternoon
27°C (81°F)
0 mm (0 in)
Clear skies
40%
3 m/s (6 knots)
evening
29°C (84°F)
0 mm (0 in)
Clear skies
42%
4 m/s (8 knots)
Data from MET Norway.
Prefer the quick-glance version? See the 10-day summary.
Castaic weather by month
Browse monthly averages for Castaic: climate by month with temperature, rainfall and sunshine.
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