St. Charles Weather Forecast 15 Days, Weather in St. Charles Today

Current weather conditions and 15 day weather forecast for St. Charles, 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.

Current weather conditions at St. Charles

21 June 2026 Sunday
18.2 ° C / 64.8°F
Sunny
Sunny
Feels Like : 13.2 ° C / 55.8°F
Humidity : % 46
Pressure : 1013 mb
Wind Speed : 5 kmph / 3.1 miles from NWNW
Visibility : 10 km
Precipitation (rainfall) : 0 mm
Cloud (%) : 5

15 day weather forecast for St. Charles, ID, USA

Weather Forecast for next 15 Days for St. Charles including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.
Here is weather for the next 15 days in St. Charles, Idaho state, US. To see the daily forecast, scroll to the table below.
Date Weather forecast Low temperature High temperature Avg. temperature Humidity Chance of rain UV Index Sun Position Moon Position
21 June 2026 Sunday Sunny Sunny 7.4 ° C
(45.4°F)
23 ° C
(73.5°F)
15.4 ° C
(59.7°F)
% 55 3% 10.3 Sunrise:05:49 AM
Sunset: 09:05 PM
Moonrise:01:19 PM
Moonset: 12:58 AM
Moon Phase
( First Quarter )
22 June 2026 Monday Sunny Sunny 9.8 ° C
(49.7°F)
25.3 ° C
(77.6°F)
17.7 ° C
(63.8°F)
% 37 1% 10.3 Sunrise:05:49 AM
Sunset: 09:05 PM
Moonrise:02:29 PM
Moonset: 01:19 AM
Moon Phase
( First Quarter )
23 June 2026 Tuesday Sunny Sunny 9 ° C
(48.1°F)
27.4 ° C
(81.3°F)
18.4 ° C
(65.2°F)
% 33 1% 10.6 Sunrise:05:50 AM
Sunset: 09:05 PM
Moonrise:03:39 PM
Moonset: 01:41 AM
Moon Phase
( Waxing Gibbous )
24 June 2026 Wednesday Patchy rain nearby Patchy rain nearby 11.2 ° C
(52.1°F)
28.9 ° C
(84°F)
18.7 ° C
(65.6°F)
% 35 36% 10.4 Sunrise:05:50 AM
Sunset: 09:05 PM
Moonrise:04:48 PM
Moonset: 02:05 AM
Moon Phase
( Waxing Gibbous )
25 June 2026 Thursday Sunny Sunny 10.7 ° C
(51.3°F)
28.2 ° C
(82.7°F)
17.2 ° C
(62.9°F)
% 44 2% 0 Sunrise:05:50 AM
Sunset: 09:05 PM
Moonrise:05:57 PM
Moonset: 02:32 AM
Moon Phase
( Waxing Gibbous )
26 June 2026 Friday Sunny Sunny 11.2 ° C
(52.2°F)
27.1 ° C
(80.7°F)
19.3 ° C
(66.8°F)
% 31 1% 5 Sunrise:05:51 AM
Sunset: 09:05 PM
Moonrise:07:03 PM
Moonset: 03:04 AM
Moon Phase
( Waxing Gibbous )
27 June 2026 Saturday Sunny Sunny 12.1 ° C
(53.7°F)
24.5 ° C
(76.2°F)
17.8 ° C
(64.1°F)
% 37 3% 5 Sunrise:05:51 AM
Sunset: 09:05 PM
Moonrise:08:03 PM
Moonset: 03:44 AM
Moon Phase
( Full Moon )
28 June 2026 Sunday Sunny Sunny 7.8 ° C
(46°F)
23.7 ° C
(74.7°F)
16 ° C
(60.9°F)
% 41 1% 5 Sunrise:05:52 AM
Sunset: 09:05 PM
Moonrise:08:56 PM
Moonset: 04:31 AM
Moon Phase
( Full Moon )
29 June 2026 Monday Sunny Sunny 6.6 ° C
(44°F)
22.1 ° C
(71.8°F)
14.5 ° C
(58.1°F)
% 27 0% 4 Sunrise:05:52 AM
Sunset: 09:05 PM
Moonrise:09:41 PM
Moonset: 05:26 AM
Moon Phase
( Full Moon )
30 June 2026 Tuesday Sunny Sunny 6.7 ° C
(44.1°F)
25.6 ° C
(78.1°F)
16.1 ° C
(61°F)
% 28 0% 5 Sunrise:05:52 AM
Sunset: 09:05 PM
Moonrise:10:17 PM
Moonset: 06:26 AM
Moon Phase
( Full Moon )
01 July 2026 Wednesday Sunny Sunny 8.2 ° C
(46.7°F)
26.7 ° C
(80.1°F)
17.4 ° C
(63.3°F)
% 25 0% 5 Sunrise:05:53 AM
Sunset: 09:05 PM
Moonrise:10:46 PM
Moonset: 07:29 AM
Moon Phase
( Waning Gibbous )
02 July 2026 Thursday Sunny Sunny 9.6 ° C
(49.3°F)
30.5 ° C
(87°F)
19.7 ° C
(67.4°F)
% 23 0% 5 Sunrise:05:54 AM
Sunset: 09:05 PM
Moonrise:11:10 PM
Moonset: 08:33 AM
Moon Phase
( Waning Gibbous )
03 July 2026 Friday Sunny Sunny 12.4 ° C
(54.2°F)
30.9 ° C
(87.6°F)
21.4 ° C
(70.6°F)
% 24 1% 6 Sunrise:05:54 AM
Sunset: 09:05 PM
Moonrise:11:31 PM
Moonset: 09:36 AM
Moon Phase
( Waning Gibbous )
04 July 2026 Saturday Sunny Sunny 11.6 ° C
(52.8°F)
30.6 ° C
(87.1°F)
20.9 ° C
(69.6°F)
% 22 0% 6 Sunrise:05:55 AM
Sunset: 09:04 PM
Moonrise:11:51 PM
Moonset: 10:38 AM
Moon Phase
( Waning Gibbous )
St. Charles Weather forecasts are usually fully updated every 4 hours.
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