Weather Forecast for Boise
Idaho, United States of America
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Current Weather - Boise: 3°C
Current Weather - Boise: 3°C
Idaho, United States of America
Overcast
Feels like 2°C
Wind
4 km/h ESE
Humidity
92%
Pressure
1010 mb
UV Index
0
Visibility
16 km
Cloudy
Saturday, January 03, 2026
High
12°C
Low
3°C
Rain Chance
0%
Hourly Forecast
11°C
12°C
8°C
6°C
5°C
5°C
5°C
5°C
5°C
5°C
Day Statistics
Maximum Wind
16 km/h
Humidity
77%
Precipitation
0 mm
UV Index
0
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
08:18 AM
Sunset
05:21 PM
Moonrise
05:42 PM
Moonset
08:59 AM
Moon Phase
Full Moon
Moon Illumination
100%
Air Quality
PM2.5
3
μg/m³
PM10
3.1
μg/m³
NO₂
7.6
μg/m³
O₃
53
μg/m³
SO₂
1.5
μg/m³
CO
210.7
μg/m³
Heavy rain
Sunday, January 04, 2026
High
5°C
Low
2°C
Rain Chance
89%
Hourly Forecast
5°C
5°C
5°C
5°C
5°C
5°C
5°C
4°C
4°C
4°C
4°C
4°C
4°C
3°C
3°C
3°C
3°C
3°C
2°C
2°C
2°C
2°C
2°C
2°C
Day Statistics
Maximum Wind
19 km/h
Humidity
91%
Precipitation
27 mm
UV Index
0
Visibility
8 km
Rain Chance
89%
Snow Chance
0%
Sun & Moon
Sunrise
08:18 AM
Sunset
05:22 PM
Moonrise
07:03 PM
Moonset
09:41 AM
Moon Phase
Waning Gibbous
Moon Illumination
99%
Air Quality
PM2.5
2.3
μg/m³
PM10
2.4
μg/m³
NO₂
4.7
μg/m³
O₃
63.5
μg/m³
SO₂
1.4
μg/m³
CO
140.3
μg/m³
Moderate rain
Monday, January 05, 2026
High
5°C
Low
0°C
Rain Chance
87%
Hourly Forecast
2°C
2°C
2°C
2°C
2°C
2°C
1°C
1°C
1°C
1°C
1°C
1°C
2°C
3°C
4°C
4°C
4°C
3°C
3°C
2°C
2°C
2°C
2°C
2°C
Day Statistics
Maximum Wind
18 km/h
Humidity
87%
Precipitation
19 mm
UV Index
0
Visibility
9 km
Rain Chance
87%
Snow Chance
14%
Sun & Moon
Sunrise
08:18 AM
Sunset
05:23 PM
Moonrise
08:21 PM
Moonset
10:12 AM
Moon Phase
Waning Gibbous
Moon Illumination
96%
Air Quality
PM2.5
2.3
μg/m³
PM10
2.6
μg/m³
NO₂
6.3
μg/m³
O₃
55.2
μg/m³
SO₂
1.4
μg/m³
CO
198.4
μg/m³
Moderate rain
Tuesday, January 06, 2026
High
4°C
Low
2°C
Rain Chance
86%
Hourly Forecast
3°C
4°C
4°C
4°C
4°C
4°C
3°C
2°C
2°C
2°C
2°C
2°C
2°C
3°C
3°C
3°C
3°C
3°C
4°C
4°C
3°C
4°C
4°C
3°C
Day Statistics
Maximum Wind
13 km/h
Humidity
83%
Precipitation
5 mm
UV Index
0
Visibility
6 km
Rain Chance
86%
Snow Chance
0%
Sun & Moon
Sunrise
08:18 AM
Sunset
05:24 PM
Moonrise
09:36 PM
Moonset
10:37 AM
Moon Phase
Waning Gibbous
Moon Illumination
91%
Air Quality
PM2.5
2.9
μg/m³
PM10
3.1
μg/m³
NO₂
9
μg/m³
O₃
56.5
μg/m³
SO₂
1.5
μg/m³
CO
198.7
μg/m³
Moderate rain
Wednesday, January 07, 2026
High
3°C
Low
-3°C
Rain Chance
64%
Hourly Forecast
3°C
4°C
3°C
4°C
4°C
3°C
3°C
2°C
1°C
1°C
1°C
1°C
1°C
1°C
1°C
1°C
0°C
-0°C
-1°C
-1°C
-2°C
-3°C
-3°C
-3°C
Day Statistics
Maximum Wind
20 km/h
Humidity
81%
Precipitation
9 mm
UV Index
1
Visibility
8 km
Rain Chance
64%
Snow Chance
5%
Sun & Moon
Sunrise
08:18 AM
Sunset
05:25 PM
Moonrise
10:45 PM
Moonset
10:58 AM
Moon Phase
Waning Gibbous
Moon Illumination
84%
Air Quality
PM2.5
2.6
μg/m³
PM10
2.8
μg/m³
NO₂
5.7
μg/m³
O₃
64.5
μg/m³
SO₂
1.2
μg/m³
CO
169.4
μg/m³
Light freezing rain
Thursday, January 08, 2026
High
-0°C
Low
-4°C
Rain Chance
74%
Hourly Forecast
-3°C
-3°C
-3°C
-3°C
-3°C
-3°C
-3°C
-3°C
-3°C
-3°C
-3°C
-2°C
-2°C
-1°C
-1°C
-1°C
-1°C
-1°C
-2°C
-3°C
-3°C
-3°C
-4°C
-4°C
Day Statistics
Maximum Wind
11 km/h
Humidity
68%
Precipitation
0 mm
UV Index
1
Visibility
10 km
Rain Chance
74%
Snow Chance
14%
Sun & Moon
Sunrise
08:17 AM
Sunset
05:26 PM
Moonrise
11:53 PM
Moonset
11:17 AM
Moon Phase
Waning Gibbous
Moon Illumination
75%
Sunny
Friday, January 09, 2026
High
-2°C
Low
-6°C
Rain Chance
0%
Hourly Forecast
-4°C
-3°C
-3°C
-3°C
-3°C
-3°C
-3°C
-4°C
-5°C
-5°C
-5°C
-4°C
-4°C
-3°C
-2°C
-2°C
-2°C
-3°C
-3°C
-4°C
-4°C
-5°C
-5°C
-4°C
Day Statistics
Maximum Wind
17 km/h
Humidity
74%
Precipitation
0 mm
UV Index
2
Visibility
10 km
Rain Chance
0%
Snow Chance
8%
Sun & Moon
Sunrise
08:17 AM
Sunset
05:27 PM
Moonrise
No moonrise
Moonset
11:35 AM
Moon Phase
Waning Gibbous
Moon Illumination
66%
Weather Alerts
Dense Fog Advisory issued January 2 at 10:06PM MST until January 3 at 7:00AM MST by NWS Boise ID
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Lower Treasure Valley. * WHEN...Until 7 AM MST Saturday. * IMPACTS...Low visibility could make driving conditions hazardous.
If driving, slow down, use your headlights, and leave plenty of distance ahead of you.
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