Current weather conditions and 15 day weather forecast for Treasure Valley Executive Airport at 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.
| 17 May 2026 Sunday 13.9 ° C / 57°F ![]() Sunny |
Feels Like : 11.8 ° C / 53.2°F Humidity : % 28 Pressure : 1015 mb Wind Speed : 27.7 kmph / 17.2 miles from N ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 16 May 2026 Saturday | Sunny |
8.1 ° C (46.6°F) |
18.5 ° C (65.3°F) |
12.5 ° C (54.6°F) |
% 38 | 0% | 6.6 | Sunrise:06:20 AM Sunset: 09:06 PM |
Moonrise:05:45 AM Moonset: 09:43 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday | Patchy rain nearby |
4.5 ° C (40.1°F) |
15.2 ° C (59.4°F) |
10 ° C (50°F) |
% 45 | 84% | 6.5 | Sunrise:06:19 AM Sunset: 09:07 PM |
Moonrise:06:28 AM Moonset: 11:03 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Sunny |
2.7 ° C (36.8°F) |
19.8 ° C (67.6°F) |
11.6 ° C (52.9°F) |
% 48 | 0% | 7 | Sunrise:06:18 AM Sunset: 09:08 PM |
Moonrise:07:26 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Sunny |
5.9 ° C (42.7°F) |
22.5 ° C (72.5°F) |
14.4 ° C (58°F) |
% 39 | 0% | 6.3 | Sunrise:06:17 AM Sunset: 09:09 PM |
Moonrise:08:35 AM Moonset: 12:11 AM Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday | Sunny |
7.8 ° C (46°F) |
21.9 ° C (71.5°F) |
14.9 ° C (58.9°F) |
% 43 | 0% | 0 | Sunrise:06:16 AM Sunset: 09:11 PM |
Moonrise:09:54 AM Moonset: 01:04 AM Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Sunny |
7.5 ° C (45.4°F) |
24.6 ° C (76.4°F) |
13.8 ° C (56.8°F) |
% 43 | 0% | 4 | Sunrise:06:15 AM Sunset: 09:12 PM |
Moonrise:11:14 AM Moonset: 01:44 AM Moon Phase ( Waxing Crescent ) |
|
| 22 May 2026 Friday | Sunny |
12.3 ° C (54.2°F) |
28.4 ° C (83.1°F) |
19.7 ° C (67.4°F) |
% 34 | 0% | 5 | Sunrise:06:14 AM Sunset: 09:13 PM |
Moonrise:12:30 PM Moonset: 02:14 AM Moon Phase ( Waxing Crescent ) |
|
| 23 May 2026 Saturday | Sunny |
11 ° C (51.9°F) |
27.3 ° C (81.2°F) |
19.3 ° C (66.7°F) |
% 29 | 0% | 5 | Sunrise:06:14 AM Sunset: 09:14 PM |
Moonrise:01:43 PM Moonset: 02:39 AM Moon Phase ( First Quarter ) |
|
| 24 May 2026 Sunday | Sunny |
11.8 ° C (53.2°F) |
30.3 ° C (86.5°F) |
20.8 ° C (69.5°F) |
% 29 | 0% | 6 | Sunrise:06:13 AM Sunset: 09:15 PM |
Moonrise:02:51 PM Moonset: 02:59 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 May 2026 Monday | Sunny |
14.6 ° C (58.3°F) |
31.5 ° C (88.6°F) |
23 ° C (73.4°F) |
% 29 | 0% | 6 | Sunrise:06:12 AM Sunset: 09:15 PM |
Moonrise:03:58 PM Moonset: 03:18 AM Moon Phase ( Waxing Gibbous ) |
|
| 26 May 2026 Tuesday | Patchy rain nearby |
13.9 ° C (57°F) |
26.6 ° C (79.8°F) |
19.4 ° C (66.9°F) |
% 47 | 77% | 4 | Sunrise:06:11 AM Sunset: 09:16 PM |
Moonrise:05:04 PM Moonset: 03:37 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 May 2026 Wednesday | Patchy rain nearby |
7.1 ° C (44.8°F) |
17.4 ° C (63.3°F) |
12.3 ° C (54.2°F) |
% 38 | 87% | 3 | Sunrise:06:11 AM Sunset: 09:17 PM |
Moonrise:06:09 PM Moonset: 03:56 AM Moon Phase ( Waxing Gibbous ) |
|
| 28 May 2026 Thursday | Partly Cloudy |
9.4 ° C (49°F) |
18.6 ° C (65.4°F) |
14.2 ° C (57.5°F) |
% 38 | 0% | 4 | Sunrise:06:10 AM Sunset: 09:18 PM |
Moonrise:07:15 PM Moonset: 04:17 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 May 2026 Friday | Partly Cloudy |
10.3 ° C (50.5°F) |
21.4 ° C (70.6°F) |
15.3 ° C (59.5°F) |
% 51 | 0% | 5 | Sunrise:06:09 AM Sunset: 09:19 PM |
Moonrise:08:20 PM Moonset: 04:42 AM Moon Phase ( Waxing Gibbous ) |
|