Weather Forecast for Boise
Idaho, United States of America
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Current Weather - Boise: 23°C
Current Weather - Boise: 23°C
Idaho, United States of America
Clear
Feels like 25°C
Wind
6 km/h E
Humidity
60%
Pressure
1014 mb
UV Index
0
Visibility
16 km
Sunny
Friday, July 24, 2026
High
42°C
Low
20°C
Rain Chance
1%
Hourly Forecast
37°C
39°C
40°C
41°C
42°C
40°C
40°C
39°C
38°C
30°C
28°C
26°C
Day Statistics
Maximum Wind
18 km/h
Humidity
38%
Precipitation
0 mm
UV Index
10
Visibility
10 km
Rain Chance
1%
Snow Chance
0%
Sun & Moon
Sunrise
06:25 AM
Sunset
09:16 PM
Moonrise
06:25 PM
Moonset
01:56 AM
Moon Phase
Waxing Gibbous
Moon Illumination
82%
Air Quality
PM2.5
8.9
μg/m³
PM10
10.5
μg/m³
NO₂
8
μg/m³
O₃
70.4
μg/m³
SO₂
0.4
μg/m³
CO
137.5
μg/m³
Sunny
Saturday, July 25, 2026
High
40°C
Low
22°C
Rain Chance
1%
Hourly Forecast
26°C
26°C
24°C
23°C
23°C
23°C
22°C
22°C
26°C
31°C
32°C
34°C
35°C
37°C
38°C
39°C
39°C
39°C
40°C
39°C
38°C
31°C
28°C
27°C
Day Statistics
Maximum Wind
22 km/h
Humidity
18%
Precipitation
0 mm
UV Index
10
Visibility
10 km
Rain Chance
1%
Snow Chance
0%
Sun & Moon
Sunrise
06:26 AM
Sunset
09:15 PM
Moonrise
07:21 PM
Moonset
02:40 AM
Moon Phase
Waxing Gibbous
Moon Illumination
90%
Air Quality
PM2.5
4.4
μg/m³
PM10
5.3
μg/m³
NO₂
6
μg/m³
O₃
77.4
μg/m³
SO₂
0.7
μg/m³
CO
103.5
μg/m³
Sunny
Sunday, July 26, 2026
High
38°C
Low
17°C
Rain Chance
1%
Hourly Forecast
26°C
24°C
23°C
20°C
18°C
17°C
17°C
17°C
23°C
26°C
28°C
31°C
33°C
34°C
36°C
37°C
38°C
38°C
38°C
37°C
36°C
30°C
28°C
26°C
Day Statistics
Maximum Wind
14 km/h
Humidity
15%
Precipitation
0 mm
UV Index
10
Visibility
10 km
Rain Chance
1%
Snow Chance
0%
Sun & Moon
Sunrise
06:27 AM
Sunset
09:14 PM
Moonrise
08:07 PM
Moonset
03:33 AM
Moon Phase
Waxing Gibbous
Moon Illumination
95%
Air Quality
PM2.5
8.5
μg/m³
PM10
9.3
μg/m³
NO₂
4.1
μg/m³
O₃
91.9
μg/m³
SO₂
0.7
μg/m³
CO
130.5
μg/m³
Sunny
Monday, July 27, 2026
High
36°C
Low
17°C
Rain Chance
0%
Hourly Forecast
25°C
25°C
24°C
22°C
22°C
19°C
18°C
17°C
22°C
25°C
27°C
30°C
31°C
33°C
34°C
35°C
36°C
36°C
36°C
35°C
33°C
28°C
25°C
24°C
Day Statistics
Maximum Wind
17 km/h
Humidity
18%
Precipitation
0 mm
UV Index
9
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:28 AM
Sunset
09:13 PM
Moonrise
08:44 PM
Moonset
04:32 AM
Moon Phase
Full Moon
Moon Illumination
99%
Air Quality
PM2.5
8
μg/m³
PM10
9.2
μg/m³
NO₂
6.2
μg/m³
O₃
81.1
μg/m³
SO₂
0.5
μg/m³
CO
146.2
μg/m³
Sunny
Tuesday, July 28, 2026
High
38°C
Low
18°C
Rain Chance
0%
Hourly Forecast
24°C
22°C
21°C
21°C
20°C
20°C
18°C
19°C
22°C
26°C
29°C
31°C
32°C
34°C
35°C
37°C
37°C
37°C
38°C
35°C
32°C
29°C
27°C
26°C
Day Statistics
Maximum Wind
14 km/h
Humidity
15%
Precipitation
0 mm
UV Index
9
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:29 AM
Sunset
09:12 PM
Moonrise
09:14 PM
Moonset
05:36 AM
Moon Phase
Full Moon
Moon Illumination
100%
Air Quality
PM2.5
6.4
μg/m³
PM10
7.5
μg/m³
NO₂
12.3
μg/m³
O₃
50.6
μg/m³
SO₂
0.4
μg/m³
CO
141.1
μg/m³
Sunny
Wednesday, July 29, 2026
High
41°C
Low
18°C
Rain Chance
1%
Hourly Forecast
25°C
24°C
23°C
22°C
21°C
20°C
18°C
21°C
24°C
27°C
30°C
32°C
35°C
36°C
38°C
40°C
40°C
41°C
41°C
38°C
35°C
32°C
31°C
30°C
Day Statistics
Maximum Wind
12 km/h
Humidity
16%
Precipitation
0 mm
UV Index
10
Visibility
10 km
Rain Chance
1%
Snow Chance
0%
Sun & Moon
Sunrise
06:31 AM
Sunset
09:11 PM
Moonrise
09:38 PM
Moonset
06:40 AM
Moon Phase
Full Moon
Moon Illumination
99%
Sunny
Thursday, July 30, 2026
High
41°C
Low
23°C
Rain Chance
1%
Hourly Forecast
28°C
27°C
26°C
25°C
24°C
24°C
23°C
25°C
28°C
30°C
32°C
34°C
36°C
37°C
39°C
41°C
41°C
41°C
41°C
38°C
35°C
32°C
30°C
29°C
Day Statistics
Maximum Wind
19 km/h
Humidity
18%
Precipitation
0 mm
UV Index
10
Visibility
10 km
Rain Chance
1%
Snow Chance
0%
Sun & Moon
Sunrise
06:32 AM
Sunset
09:10 PM
Moonrise
09:59 PM
Moonset
07:45 AM
Moon Phase
Waning Gibbous
Moon Illumination
96%
Weather Alerts
Flash Flood Warning issued July 23 at 9:10PM MDT until July 23 at 10:45PM MDT by NWS Boise ID
FFWBOI The National Weather Service in Boise has issued a * Flash Flood Warning for... Northeastern Ada County in southwestern Idaho... * Until 1045 PM MDT. * At 910 PM MDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Up to 0.5 inches of rain have fallen. The expected rainfall rate is 2 to 4 inches in 1 hour. Flash flooding is ongoing or expected to begin shortly. Excessive rainfall over the area will result in debris flows moving through the Claremont and Valley burn scars. The debris flows can consist of rock, mud, vegetation and other loose materials. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Eastern Boise and Aldape Summit.
Move away from recently burned areas. Life-threatening flooding of creeks, roads and normally dry washes is likely. The heavy rains will likely trigger rockslides, mudslides and debris flows in steep terrain, especially in and around these areas.
Heat Advisory issued July 23 at 11:44AM MDT until July 25 at 9:00PM MDT by NWS Boise ID
* WHAT...Temperatures up to 107 expected, hottest Friday afternoon. * WHERE...Portions of south central and southwest Idaho and southeast Oregon. * WHEN...Until 9 PM MDT /8 PM PDT/ Saturday. * IMPACTS...Hot temperatures may cause heat illnesses, especially for the young, elderly, and animals.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
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