Extended 10-day forecasts, Diamond Bar (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 Diamond Bar, 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 July climate page to see if the current temperatures in Diamond Bar is typical for this time of year.

Today · Wednesday 22 Jul

Hour by hour
Time Weather Temp Precip Humidity Wind
08:00
Partly cloudy Partly cloudy
22°C (72°F) 0 mm (0 in) 78% W 1 m/s (2 knots)
09:00
Partly cloudy Partly cloudy
24°C (75°F) 0 mm (0 in) 69% W 2 m/s (4 knots)
10:00
Clear skies Clear skies
26°C (79°F) 0 mm (0 in) 61% W 2 m/s (4 knots)
11:00
Clear skies Clear skies
29°C (84°F) 0 mm (0 in) 53% SW 2 m/s (4 knots)
12:00
Clear skies Clear skies
31°C (88°F) 0 mm (0 in) 47% SW 3 m/s (6 knots)
13:00
Clear skies Clear skies
32°C (90°F) 0 mm (0 in) 42% SW 4 m/s (8 knots)
14:00
Clear skies Clear skies
33°C (91°F) 0 mm (0 in) 39% SW 4 m/s (8 knots)
15:00
Clear skies Clear skies
33°C (91°F) 0 mm (0 in) 37% SW 5 m/s (10 knots)
16:00
Clear skies Clear skies
33°C (91°F) 0 mm (0 in) 37% SW 5 m/s (10 knots)
17:00
Clear skies Clear skies
32°C (90°F) 0 mm (0 in) 37% SW 5 m/s (10 knots)
18:00
Clear skies Clear skies
31°C (88°F) 0 mm (0 in) 38% SW 4 m/s (8 knots)
19:00
Clear skies Clear skies
29°C (84°F) 0 mm (0 in) 43% SW 4 m/s (8 knots)
20:00
Clear skies Clear skies
27°C (81°F) 0 mm (0 in) 50% S 3 m/s (6 knots)
21:00
Clear skies Clear skies
25°C (77°F) 0 mm (0 in) 57% S 2 m/s (4 knots)
22:00
Clear skies Clear skies
24°C (75°F) 0 mm (0 in) 60% S 2 m/s (4 knots)
23:00
Clear skies Clear skies
24°C (75°F) 0 mm (0 in) 61% S 2 m/s (4 knots)

Tomorrow · Thursday 23 Jul

Hour by hour
Time Weather Temp Precip Humidity Wind
00:00
Clear skies Clear skies
23°C (73°F) 0 mm (0 in) 63% S 2 m/s (4 knots)
01:00
Clear skies Clear skies
22°C (72°F) 0 mm (0 in) 66% SW 2 m/s (4 knots)
02:00
Clear skies Clear skies
22°C (72°F) 0 mm (0 in) 71% SW 1 m/s (2 knots)
03:00
Clear skies Clear skies
21°C (70°F) 0 mm (0 in) 75% SW 1 m/s (2 knots)
04:00
Clear skies Clear skies
20°C (68°F) 0 mm (0 in) 79% SW 2 m/s (4 knots)
05:00
Clear skies Clear skies
20°C (68°F) 0 mm (0 in) 82% SW 1 m/s (2 knots)
06:00
Clear skies Clear skies
19°C (66°F) 0 mm (0 in) 84% SW 1 m/s (2 knots)
07:00
Clear skies Clear skies
20°C (68°F) 0 mm (0 in) 81% W 1 m/s (2 knots)
08:00
Clear skies Clear skies
23°C (73°F) 0 mm (0 in) 64% SW 1 m/s (2 knots)
09:00
Clear skies Clear skies
27°C (81°F) 0 mm (0 in) 49% SW 1 m/s (2 knots)
10:00
Clear skies Clear skies
30°C (86°F) 0 mm (0 in) 41% SW 2 m/s (4 knots)
11:00
Clear skies Clear skies
32°C (90°F) 0 mm (0 in) 36% W 3 m/s (6 knots)
12:00
Clear skies Clear skies
34°C (93°F) 0 mm (0 in) 31% W 3 m/s (6 knots)
13:00
Clear skies Clear skies
36°C (97°F) 0 mm (0 in) 28% W 4 m/s (8 knots)
14:00
Clear skies Clear skies
37°C (99°F) 0 mm (0 in) 26% W 4 m/s (8 knots)
15:00
Clear skies Clear skies
38°C (100°F) 0 mm (0 in) 24% SW 4 m/s (8 knots)
16:00
Mostly sunny Mostly sunny
37°C (99°F) 0 mm (0 in) 24% SW 5 m/s (10 knots)
17:00
Mostly sunny Mostly sunny
36°C (97°F) 0 mm (0 in) 24% SW 4 m/s (8 knots)
18:00
Mostly sunny Mostly sunny
35°C (95°F) 0 mm (0 in) 25% SW 4 m/s (8 knots)
19:00
Mostly sunny Mostly sunny
33°C (91°F) 0 mm (0 in) 28% SW 4 m/s (8 knots)
20:00
Clear skies Clear skies
30°C (86°F) 0 mm (0 in) 37% SW 3 m/s (6 knots)
21:00
Clear skies Clear skies
28°C (82°F) 0 mm (0 in) 44% SW 2 m/s (4 knots)
22:00
Clear skies Clear skies
27°C (81°F) 0 mm (0 in) 50% SW 2 m/s (4 knots)
23:00
Clear skies Clear skies
25°C (77°F) 0 mm (0 in) 56% SW 2 m/s (4 knots)

Next 7 days

Six-hour segments
Day
Night
23:00
Morning
05:00
Afternoon
11:00
Evening
17:00
Friday
24 Jul
Mostly clear
25°C (77°F)
0 mm (0 in)
Mostly clear
56% · SW 2 m/s (4 knots)
Clear skies
21°C (70°F)
0 mm (0 in)
Clear skies
72% · SW 1 m/s (2 knots)
Clear skies
32°C (90°F)
0 mm (0 in)
Clear skies
37% · SW 3 m/s (6 knots)
Clear skies
35°C (95°F)
0 mm (0 in)
Clear skies
26% · SW 4 m/s (8 knots)
Saturday
25 Jul
Clear skies
24°C (75°F)
0 mm (0 in)
Clear skies
60% · SW 2 m/s (4 knots)
Clear skies
20°C (68°F)
0 mm (0 in)
Clear skies
84% · SW 1 m/s (2 knots)
Clear skies
33°C (91°F)
0 mm (0 in)
Clear skies
36% · SW 2 m/s (4 knots)
Clear skies
35°C (95°F)
0 mm (0 in)
Clear skies
29% · SW 4 m/s (8 knots)
Sunday
26 Jul
Clear skies
25°C (77°F)
0 mm (0 in)
Clear skies
52% · SW 2 m/s (4 knots)
Clear skies
21°C (70°F)
0 mm (0 in)
Clear skies
70% · SW 1 m/s (2 knots)
Clear skies
34°C (93°F)
0 mm (0 in)
Clear skies
29% · SW 2 m/s (4 knots)
Clear skies
33°C (91°F)
0 mm (0 in)
Clear skies
33% · SW 4 m/s (8 knots)
Monday
27 Jul
Clear skies
24°C (75°F)
0 mm (0 in)
Clear skies
61% · SW 2 m/s (4 knots)
Clear skies
20°C (68°F)
0 mm (0 in)
Clear skies
84% · W 1 m/s (2 knots)
Clear skies
31°C (88°F)
0 mm (0 in)
Clear skies
41% · SW 2 m/s (4 knots)
Clear skies
33°C (91°F)
0 mm (0 in)
Clear skies
32% · SW 4 m/s (8 knots)
Tuesday
28 Jul
Clear skies
23°C (73°F)
0 mm (0 in)
Clear skies
64% · SW 1 m/s (2 knots)
Clear skies
20°C (68°F)
0 mm (0 in)
Clear skies
87% · W 1 m/s (2 knots)
Partly cloudy
32°C (90°F)
0 mm (0 in)
Partly cloudy
39% · W 2 m/s (4 knots)
Clear skies
33°C (91°F)
0 mm (0 in)
Clear skies
30% · SW 4 m/s (8 knots)
Wednesday
29 Jul
Partly cloudy
23°C (73°F)
0 mm (0 in)
Partly cloudy
73% · SW 2 m/s (4 knots)
Cloudy
20°C (68°F)
0 mm (0 in)
Cloudy
89% · SW ()
Partly cloudy
34°C (93°F)
0 mm (0 in)
Partly cloudy
30% · SW 1 m/s (2 knots)
Clear skies
32°C (90°F)
0 mm (0 in)
Clear skies
30% · SW 4 m/s (8 knots)
Thursday
30 Jul
Clear skies
24°C (75°F)
0 mm (0 in)
Clear skies
51% · SW 1 m/s (2 knots)
Clear skies
21°C (70°F)
0 mm (0 in)
Clear skies
69% · SW ()
Clear skies
34°C (93°F)
0 mm (0 in)
Clear skies
29% · SW 2 m/s (4 knots)
Clear skies
35°C (95°F)
0 mm (0 in)
Clear skies
28% · SW 4 m/s (8 knots)
Data from MET Norway. Prefer the quick-glance version? See the 10-day summary.

Diamond Bar weather by month

Browse monthly averages for Diamond Bar: climate by month with temperature, rainfall and sunshine.

Other forecasts in the United States of America

10-day forecasts for popular destinations across the United States of America.

Planning a trip to Diamond Bar? See the United States of America bucket list →