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Weather Boise: Current forecast

Boise / Idaho (ID) / United States

69.1 °F
Feels like 66.9 °F
Min 66 °F / Max 91 °F
Weather Boise: Smoky haze, 69 °F Smoky haze
2.2 mph SSE
Wind
10.5 mph SSE
Gusts
1012 hPa
Pressure
0 mm
Precipitation
41 %
Humidity
5
UV index

Pollen (today)

Hazel None
Alder None
Birch None
Oak None
Grass Moderate
Mugwort Moderate
Ragweed Low
07:04 / 20:27
Sunrise / Sunset
20:42 / 07:44
Moonrise / Moonset
Full Moon (98 %)
Moon phase

Updated: Aug 28, 2026, 17:20 CEST Aug 28, 2026, 9:20 MDT

Today's Summary

Right now Boise has smoky haze weather. The thermometer currently shows 20.6°C. Take an umbrella with you today – you'll probably need it. During the day temperatures will range between 19°C and 33°C.

Hourly forecast – Boise, today

Aug 28, 10:00
82 °F
Overcast
Boise Aug 28, 10:00: Overcast, 82 °F
Aug 28, 11:00
86 °F
Overcast
Boise Aug 28, 11:00: Overcast, 86 °F
Aug 28, 12:00
89 °F
Overcast
Boise Aug 28, 12:00: Overcast, 89 °F
Aug 28, 13:00
89 °F
Overcast
Boise Aug 28, 13:00: Overcast, 89 °F
Aug 28, 14:00
91 °F
Overcast
Boise Aug 28, 14:00: Overcast, 91 °F
Aug 28, 15:00
91 °F
Overcast
Boise Aug 28, 15:00: Overcast, 91 °F
Aug 28, 16:00
87 °F
Overcast
Boise Aug 28, 16:00: Overcast, 87 °F
Aug 28, 17:00
86 °F
Overcast
Boise Aug 28, 17:00: Overcast, 86 °F
Aug 28, 18:00
83 °F
Overcast
Boise Aug 28, 18:00: Overcast, 83 °F
Aug 28, 19:00
79 °F
Light rain
Boise Aug 28, 19:00: Light rain, 79 °F
Aug 28, 20:00
71 °F
Patchy rain possible
Boise Aug 28, 20:00: Patchy rain possible, 71 °F
Aug 28, 21:00
73 °F
Overcast
Boise Aug 28, 21:00: Overcast, 73 °F
Aug 28, 22:00
71 °F
Patchy rain possible
Boise Aug 28, 22:00: Patchy rain possible, 71 °F
Aug 28, 23:00
72 °F
Overcast
Boise Aug 28, 23:00: Overcast, 72 °F
Aug 29, 00:00
73 °F
Overcast
Boise Aug 29, 00:00: Overcast, 73 °F
Aug 29, 01:00
73 °F
Overcast
Boise Aug 29, 01:00: Overcast, 73 °F
Aug 29, 02:00
73 °F
Patchy rain possible
Boise Aug 29, 02:00: Patchy rain possible, 73 °F
Aug 29, 03:00
71 °F
Overcast
Boise Aug 29, 03:00: Overcast, 71 °F
Aug 29, 04:00
71 °F
Overcast
Boise Aug 29, 04:00: Overcast, 71 °F
Aug 29, 05:00
71 °F
Overcast
Boise Aug 29, 05:00: Overcast, 71 °F
Aug 29, 06:00
72 °F
Overcast
Boise Aug 29, 06:00: Overcast, 72 °F
Aug 29, 07:00
72 °F
Partly cloudy
Boise Aug 29, 07:00: Partly cloudy, 72 °F
Aug 29, 08:00
74 °F
Overcast
Boise Aug 29, 08:00: Overcast, 74 °F
Aug 29, 09:00
74 °F
Cloudy
Boise Aug 29, 09:00: Cloudy, 74 °F
Time
10
11
12
13
14
15
16
17
18
19
20
21
22
23
00
01
02
03
04
05
06
07
08
09
Boise Aug 28, 10:00: Overcast
Boise Aug 28, 11:00: Overcast
Boise Aug 28, 12:00: Overcast
Boise Aug 28, 13:00: Overcast
Boise Aug 28, 14:00: Overcast
Boise Aug 28, 15:00: Overcast
Boise Aug 28, 16:00: Overcast
Boise Aug 28, 17:00: Overcast
Boise Aug 28, 18:00: Overcast
Boise Aug 28, 19:00: Light rain
Boise Aug 28, 20:00: Patchy rain possible
Boise Aug 28, 21:00: Overcast
Boise Aug 28, 22:00: Patchy rain possible
Boise Aug 28, 23:00: Overcast
Boise Aug 29, 00:00: Overcast
Boise Aug 29, 01:00: Overcast
Boise Aug 29, 02:00: Patchy rain possible
Boise Aug 29, 03:00: Overcast
Boise Aug 29, 04:00: Overcast
Boise Aug 29, 05:00: Overcast
Boise Aug 29, 06:00: Overcast
Boise Aug 29, 07:00: Partly cloudy
Boise Aug 29, 08:00: Overcast
Boise Aug 29, 09:00: Cloudy
Temperature (°F)
Chance of rain (%)
9
9
9
9
9
9
9
9
9
57
14
12
22
12
12
12
10
11
11
10
8
2
8
5
Precipitation
—
—
—
—
—
—
—
—
—
1.4 mm
0 mm
—
0.1 mm
—
—
—
0 mm
—
—
—
—
—
—
—
Wind (mph)
S
5
SSE
12
SSE
13
SE
12
SSE
14
S
18
SE
18
SE
20
SE
20
SSE
31
SE
22
SE
24
ESE
14
ESE
12
ESE
10
SE
11
SE
15
SE
7
SE
5
ESE
3
N
2
NW
9
NW
10
NW
8
Pressure (hPa)
1012
1010
1010
1009
1007
1007
1007
1007
1007
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011
1012
1011
1012
Humidity (%)
27 %
23 %
20 %
17 %
16 %
16 %
21 %
23 %
26 %
34 %
56 %
51 %
55 %
52 %
51 %
50 %
48 %
50 %
46 %
42 %
38 %
28 %
24 %
24 %
Cloud cover (%)
100 %
100 %
100 %
100 %
100 %
97 %
100 %
100 %
100 %
100 %
100 %
100 %
100 %
100 %
100 %
100 %
88 %
98 %
100 %
100 %
89 %
32 %
89 %
66 %

14-day weather forecast – Boise

14-day trend for Boise: Forecasts suggest a marked cooldown in the second week. Lows can drop to around 10.9°C at night, with daytime highs up to 33.1°C.

Date
Aug 28
Aug 29
Aug 30
Aug 31
Sep 1
Sep 2
Sep 3
Sep 4
Sep 5
Sep 6
Sep 7
Sep 8
Sep 9
Sep 10
Boise August 28, 2026: Smoky haze
Boise August 29, 2026: Overcast
Boise August 30, 2026: Sunny
Boise August 31, 2026: Smoky haze
Boise September 1, 2026: Overcast
Boise September 2, 2026: Sunny
Boise September 3, 2026: Overcast
Boise September 4, 2026: Sunny
Boise September 5, 2026: Sunny
Boise September 6, 2026: Sunny
Boise September 7, 2026: Sunny
Boise September 8, 2026: Sunny
Boise September 9, 2026: Sunny
Boise September 10, 2026: Sunny
Temperature (°F)
Chance of rain (%)
57
17
17
0
5
1
57
36
1
1
1
36
1
0
Precipitation
1.4 mm
0.1 mm
0.1 mm
—
—
—
1.9 mm
0.3 mm
—
—
—
0.5 mm
—
—
Wind max (mph)
31
17
16
10
11
25
12
12
6
10
11
11
17
14
Date Weather Min °F Max °F Sunrise Sunset Moonrise Moonset Moon phase
August 28, 2026 Boise August 28, 2026: Smoky haze Smoky haze 66 °F 91 °F 07:04 20:27 20:42 07:44 Full Moon (98 %)
August 29, 2026 Boise August 29, 2026: Overcast Overcast 67 °F 84 °F 07:05 20:26 20:59 08:48 Waning Moon (94 %)
August 30, 2026 Boise August 30, 2026: Sunny Sunny 54 °F 80 °F 07:06 20:24 21:17 09:52 Waning Moon (87 %)
August 31, 2026 Boise August 31, 2026: Smoky haze Smoky haze 58 °F 92 °F 07:07 20:22 21:38 10:58 Waning Moon (80 %)
September 1, 2026 Boise September 1, 2026: Overcast Overcast 66 °F 89 °F 07:08 20:20 22:02 12:07 Waning Moon (70 %)
September 2, 2026 Boise September 2, 2026: Sunny Sunny 61 °F 85 °F 07:09 20:19 22:32 13:18 Last Quarter (60 %)
September 3, 2026 Boise September 3, 2026: Overcast Overcast 59 °F 69 °F 07:10 20:17 23:10 14:30 Last Quarter (50 %)
September 4, 2026 Boise September 4, 2026: Sunny Sunny 52 °F 68 °F 07:12 20:15 Does not rise today 15:41 Last Quarter (39 %)
September 5, 2026 Boise September 5, 2026: Sunny Sunny 54 °F 83 °F 07:13 20:13 00:01 16:44 Waning Crescent (29 %)
September 6, 2026 Boise September 6, 2026: Sunny Sunny 61 °F 86 °F 07:14 20:12 01:05 17:37 Waning Crescent (20 %)
September 7, 2026 Boise September 7, 2026: Sunny Sunny 59 °F 83 °F 07:15 20:10 02:20 18:19 Waning Crescent (12 %)
September 8, 2026 Boise September 8, 2026: Sunny Sunny 62 °F 86 °F 07:16 20:08 03:42 18:53 Waning Crescent (6 %)
September 9, 2026 Boise September 9, 2026: Sunny Sunny 55 °F 76 °F 07:17 20:06 05:06 19:20 New Moon (2 %)
September 10, 2026 Boise September 10, 2026: Sunny Sunny 52 °F 78 °F 07:18 20:04 06:28 19:44 New Moon (0 %)
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