Current weather conditions and 15 day weather forecast for Rancho Cucamonga, California, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 25 September 2026 Friday 22.3 ° C / 72.1°F ![]() Clear |
Feels Like : 23.3 ° C / 73.9°F Humidity : % 62 Pressure : 1012 mb Wind Speed : 3.6 kmph / 2.2 miles from SW ![]() Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 14 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 25 September 2026 Friday | Sunny |
22.2 ° C (72°F) |
32.2 ° C (90°F) |
26.7 ° C (80°F) |
% 42 | 2% | 7.7 | Sunrise:06:40 AM Sunset: 06:43 PM |
Moonrise:06:12 PM Moonset: 05:46 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Overcast |
23.8 ° C (74.9°F) |
32.5 ° C (90.4°F) |
27.2 ° C (81°F) |
% 31 | 8% | 7.5 | Sunrise:06:41 AM Sunset: 06:42 PM |
Moonrise:06:37 PM Moonset: 06:44 AM Moon Phase ( Full Moon ) |
|
| 27 September 2026 Sunday | Sunny |
21.7 ° C (71°F) |
30.3 ° C (86.5°F) |
25.3 ° C (77.6°F) |
% 34 | 1% | 7.6 | Sunrise:06:42 AM Sunset: 06:40 PM |
Moonrise:07:04 PM Moonset: 07:43 AM Moon Phase ( Waning Gibbous ) |
|
| 28 September 2026 Monday | Sunny |
20.4 ° C (68.8°F) |
29.7 ° C (85.4°F) |
24.2 ° C (75.5°F) |
% 33 | 1% | 7.4 | Sunrise:06:42 AM Sunset: 06:39 PM |
Moonrise:07:34 PM Moonset: 08:44 AM Moon Phase ( Waning Gibbous ) |
|
| 29 September 2026 Tuesday | Sunny |
21.2 ° C (70.2°F) |
35.7 ° C (96.3°F) |
28.8 ° C (83.8°F) |
% 17 | 0% | 9 | Sunrise:06:43 AM Sunset: 06:37 PM |
Moonrise:08:09 PM Moonset: 09:48 AM Moon Phase ( Waning Gibbous ) |
|
| 30 September 2026 Wednesday | Sunny |
27.8 ° C (82°F) |
35.7 ° C (96.2°F) |
30.9 ° C (87.6°F) |
% 10 | 0% | 9 | Sunrise:06:44 AM Sunset: 06:36 PM |
Moonrise:08:51 PM Moonset: 10:54 AM Moon Phase ( Waning Gibbous ) |
|
| 01 October 2026 Thursday | Sunny |
26.9 ° C (80.5°F) |
34.8 ° C (94.6°F) |
30.1 ° C (86.2°F) |
% 14 | 2% | 8 | Sunrise:06:44 AM Sunset: 06:35 PM |
Moonrise:09:41 PM Moonset: 12:00 PM Moon Phase ( Last Quarter ) |
|
| 02 October 2026 Friday | Sunny |
25.2 ° C (77.4°F) |
33.4 ° C (92.1°F) |
28.6 ° C (83.6°F) |
% 19 | 0% | 8 | Sunrise:06:45 AM Sunset: 06:33 PM |
Moonrise:10:41 PM Moonset: 01:04 PM Moon Phase ( Last Quarter ) |
|
| 03 October 2026 Saturday | Sunny |
22.8 ° C (73.1°F) |
32.1 ° C (89.8°F) |
26.8 ° C (80.3°F) |
% 24 | 0% | 8 | Sunrise:06:46 AM Sunset: 06:32 PM |
Moonrise:11:47 PM Moonset: 02:01 PM Moon Phase ( Last Quarter ) |
|
| 04 October 2026 Sunday | Sunny |
20.5 ° C (68.9°F) |
29.1 ° C (84.5°F) |
23.9 ° C (75°F) |
% 44 | 1% | 7 | Sunrise:06:47 AM Sunset: 06:31 PM |
Moonrise:Does not rise today Moonset: 02:51 PM Moon Phase ( Last Quarter ) |
|
| 05 October 2026 Monday | Sunny |
21.8 ° C (71.2°F) |
35.3 ° C (95.6°F) |
27.8 ° C (82.1°F) |
% 27 | 0% | 9 | Sunrise:06:47 AM Sunset: 06:29 PM |
Moonrise:12:59 AM Moonset: 03:33 PM Moon Phase ( Waning Crescent ) |
|
| 06 October 2026 Tuesday | Sunny |
28.2 ° C (82.7°F) |
36.7 ° C (98.1°F) |
31 ° C (87.9°F) |
% 18 | 0% | 9 | Sunrise:06:48 AM Sunset: 06:28 PM |
Moonrise:02:11 AM Moonset: 04:09 PM Moon Phase ( Waning Crescent ) |
|
| 07 October 2026 Wednesday | Sunny |
27.2 ° C (81°F) |
35.4 ° C (95.8°F) |
29.6 ° C (85.3°F) |
% 32 | 2% | 9 | Sunrise:06:49 AM Sunset: 06:26 PM |
Moonrise:03:23 AM Moonset: 04:42 PM Moon Phase ( Waning Crescent ) |
|
| 08 October 2026 Thursday | Sunny |
25.6 ° C (78.1°F) |
33 ° C (91.4°F) |
28.3 ° C (82.9°F) |
% 36 | 1% | 8 | Sunrise:06:50 AM Sunset: 06:25 PM |
Moonrise:04:33 AM Moonset: 05:12 PM Moon Phase ( Waning Crescent ) |
|