Current weather conditions and 15 day weather forecast for Caldwell, Idaho, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 11 September 2026 Friday 27.2 ° C / 81°F ![]() Overcast |
Feels Like : 23.4 ° C / 74.1°F Humidity : % 31 Pressure : 1007 mb Wind Speed : 17.6 kmph / 11 miles from WNW ![]() Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 11 September 2026 Friday | Sunny |
13.8 ° C (56.8°F) |
28.6 ° C (83.5°F) |
21 ° C (69.8°F) |
% 41 | 2% | 6.2 | Sunrise:07:21 AM Sunset: 08:05 PM |
Moonrise:07:50 AM Moonset: 08:08 PM Moon Phase ( New Moon ) |
|
| 12 September 2026 Saturday | Sunny |
14.6 ° C (58.4°F) |
26.7 ° C (80.1°F) |
21.4 ° C (70.5°F) |
% 27 | 3% | 6 | Sunrise:07:22 AM Sunset: 08:03 PM |
Moonrise:09:08 AM Moonset: 08:30 PM Moon Phase ( New Moon ) |
|
| 13 September 2026 Sunday | Overcast |
9.1 ° C (48.4°F) |
18.4 ° C (65.1°F) |
13.6 ° C (56.6°F) |
% 49 | 57% | 4.6 | Sunrise:07:23 AM Sunset: 08:01 PM |
Moonrise:10:26 AM Moonset: 08:54 PM Moon Phase ( Waxing Crescent ) |
|
| 14 September 2026 Monday | Sunny |
8 ° C (46.4°F) |
20.1 ° C (68.2°F) |
14.9 ° C (58.8°F) |
% 49 | 2% | 5.8 | Sunrise:07:25 AM Sunset: 07:59 PM |
Moonrise:11:42 AM Moonset: 09:21 PM Moon Phase ( Waxing Crescent ) |
|
| 15 September 2026 Tuesday | Sunny |
9.5 ° C (49.1°F) |
23.2 ° C (73.8°F) |
18.1 ° C (64.6°F) |
% 31 | 1% | 6 | Sunrise:07:26 AM Sunset: 07:57 PM |
Moonrise:12:56 PM Moonset: 09:54 PM Moon Phase ( Waxing Crescent ) |
|
| 16 September 2026 Wednesday | Sunny |
10.7 ° C (51.3°F) |
23.4 ° C (74.2°F) |
18.9 ° C (65.9°F) |
% 34 | 2% | 6 | Sunrise:07:27 AM Sunset: 07:55 PM |
Moonrise:02:07 PM Moonset: 10:34 PM Moon Phase ( First Quarter ) |
|
| 17 September 2026 Thursday | Sunny |
15.6 ° C (60.2°F) |
27.7 ° C (81.9°F) |
21.4 ° C (70.6°F) |
% 22 | 0% | 7 | Sunrise:07:28 AM Sunset: 07:54 PM |
Moonrise:03:09 PM Moonset: 11:22 PM Moon Phase ( First Quarter ) |
|
| 18 September 2026 Friday | Overcast |
19.5 ° C (67.1°F) |
29.3 ° C (84.8°F) |
24.3 ° C (75.7°F) |
% 19 | 7% | 6 | Sunrise:07:29 AM Sunset: 07:52 PM |
Moonrise:04:03 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 19 September 2026 Saturday | Partly Cloudy |
22.2 ° C (72°F) |
30.4 ° C (86.7°F) |
26.4 ° C (79.6°F) |
% 18 | 6% | 7 | Sunrise:07:30 AM Sunset: 07:50 PM |
Moonrise:04:46 PM Moonset: 12:17 AM Moon Phase ( First Quarter ) |
|
| 20 September 2026 Sunday | Overcast |
15.3 ° C (59.5°F) |
26.3 ° C (79.4°F) |
21.5 ° C (70.7°F) |
% 47 | 63% | 5 | Sunrise:07:31 AM Sunset: 07:48 PM |
Moonrise:05:21 PM Moonset: 01:18 AM Moon Phase ( Waxing Gibbous ) |
|
| 21 September 2026 Monday | Sunny |
12 ° C (53.6°F) |
21.7 ° C (71°F) |
18.7 ° C (65.6°F) |
% 33 | 1% | 6 | Sunrise:07:32 AM Sunset: 07:46 PM |
Moonrise:05:49 PM Moonset: 02:23 AM Moon Phase ( Waxing Gibbous ) |
|
| 22 September 2026 Tuesday | Sunny |
9.1 ° C (48.4°F) |
17.3 ° C (63.2°F) |
14.8 ° C (58.6°F) |
% 30 | 4% | 5 | Sunrise:07:34 AM Sunset: 07:44 PM |
Moonrise:06:12 PM Moonset: 03:28 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 September 2026 Wednesday | Sunny |
5 ° C (41.1°F) |
14.3 ° C (57.7°F) |
11.3 ° C (52.4°F) |
% 43 | 2% | 4 | Sunrise:07:35 AM Sunset: 07:43 PM |
Moonrise:06:32 PM Moonset: 04:32 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 September 2026 Thursday | Sunny |
3.5 ° C (38.4°F) |
12.7 ° C (54.8°F) |
9.4 ° C (48.9°F) |
% 62 | 7% | 4 | Sunrise:07:36 AM Sunset: 07:41 PM |
Moonrise:06:50 PM Moonset: 05:36 AM Moon Phase ( Full Moon ) |
|