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Weather Boise: Current forecast

Boise / Idaho (ID) / United States

20.6 °C
Feels like 19.4 °C
Min 19 °C / Max 33 °C
Weather Boise: Smoky haze, 21 °C Smoky haze
3.6 km/h SSE
Wind
16.9 km/h 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

In Boise the weather today is smoky haze. The thermometer currently shows 20.6°C. Light clothing is enough – and remember sun protection if it's sunny. During the day temperatures will range between 19°C and 33°C.

Hourly forecast – Boise, today

Aug 28, 09:00
25 °C
Overcast
Boise Aug 28, 09:00: Overcast, 25 °C
Aug 28, 10:00
28 °C
Overcast
Boise Aug 28, 10:00: Overcast, 28 °C
Aug 28, 11:00
30 °C
Overcast
Boise Aug 28, 11:00: Overcast, 30 °C
Aug 28, 12:00
32 °C
Overcast
Boise Aug 28, 12:00: Overcast, 32 °C
Aug 28, 13:00
32 °C
Overcast
Boise Aug 28, 13:00: Overcast, 32 °C
Aug 28, 14:00
33 °C
Overcast
Boise Aug 28, 14:00: Overcast, 33 °C
Aug 28, 15:00
33 °C
Overcast
Boise Aug 28, 15:00: Overcast, 33 °C
Aug 28, 16:00
31 °C
Overcast
Boise Aug 28, 16:00: Overcast, 31 °C
Aug 28, 17:00
30 °C
Overcast
Boise Aug 28, 17:00: Overcast, 30 °C
Aug 28, 18:00
28 °C
Overcast
Boise Aug 28, 18:00: Overcast, 28 °C
Aug 28, 19:00
26 °C
Light rain
Boise Aug 28, 19:00: Light rain, 26 °C
Aug 28, 20:00
22 °C
Patchy rain possible
Boise Aug 28, 20:00: Patchy rain possible, 22 °C
Aug 28, 21:00
23 °C
Overcast
Boise Aug 28, 21:00: Overcast, 23 °C
Aug 28, 22:00
22 °C
Patchy rain possible
Boise Aug 28, 22:00: Patchy rain possible, 22 °C
Aug 28, 23:00
22 °C
Overcast
Boise Aug 28, 23:00: Overcast, 22 °C
Aug 29, 00:00
23 °C
Overcast
Boise Aug 29, 00:00: Overcast, 23 °C
Aug 29, 01:00
23 °C
Overcast
Boise Aug 29, 01:00: Overcast, 23 °C
Aug 29, 02:00
23 °C
Patchy rain possible
Boise Aug 29, 02:00: Patchy rain possible, 23 °C
Aug 29, 03:00
22 °C
Overcast
Boise Aug 29, 03:00: Overcast, 22 °C
Aug 29, 04:00
22 °C
Overcast
Boise Aug 29, 04:00: Overcast, 22 °C
Aug 29, 05:00
22 °C
Overcast
Boise Aug 29, 05:00: Overcast, 22 °C
Aug 29, 06:00
22 °C
Overcast
Boise Aug 29, 06:00: Overcast, 22 °C
Aug 29, 07:00
22 °C
Partly cloudy
Boise Aug 29, 07:00: Partly cloudy, 22 °C
Aug 29, 08:00
24 °C
Overcast
Boise Aug 29, 08:00: Overcast, 24 °C
Time
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
00
01
02
03
04
05
06
07
08
Boise Aug 28, 09:00: Overcast
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
Temperature (°C)
Chance of rain (%)
9
9
9
9
9
9
9
9
9
9
57
14
12
22
12
12
12
10
11
11
10
8
2
8
Precipitation
—
—
—
—
—
—
—
—
—
—
1.4 mm
0 mm
—
0.1 mm
—
—
—
0 mm
—
—
—
—
—
—
Wind (km/h)
WSW
2
S
9
SSE
20
SSE
22
SE
20
SSE
22
S
28
SE
29
SE
32
SE
33
SSE
49
SE
36
SE
39
ESE
22
ESE
19
ESE
16
SE
17
SE
25
SE
12
SE
8
ESE
5
N
4
NW
15
NW
16
Pressure (hPa)
1012
1012
1010
1010
1009
1007
1007
1007
1007
1007
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011
1012
1011
Humidity (%)
32 %
27 %
23 %
20 %
17 %
16 %
16 %
21 %
23 %
26 %
34 %
56 %
51 %
55 %
52 %
51 %
50 %
48 %
50 %
46 %
42 %
38 %
28 %
24 %
Cloud cover (%)
100 %
100 %
100 %
100 %
100 %
100 %
97 %
100 %
100 %
100 %
100 %
100 %
100 %
100 %
100 %
100 %
100 %
88 %
98 %
100 %
100 %
89 %
32 %
89 %

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 (°C)
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 (km/h)
49
27
26
17
18
40
19
19
10
16
18
18
28
23
Date Weather Min °C Max °C Sunrise Sunset Moonrise Moonset Moon phase
August 28, 2026 Boise August 28, 2026: Smoky haze Smoky haze 19 °C 33 °C 07:04 20:27 20:42 07:44 Full Moon (98 %)
August 29, 2026 Boise August 29, 2026: Overcast Overcast 20 °C 29 °C 07:05 20:26 20:59 08:48 Waning Moon (94 %)
August 30, 2026 Boise August 30, 2026: Sunny Sunny 12 °C 27 °C 07:06 20:24 21:17 09:52 Waning Moon (87 %)
August 31, 2026 Boise August 31, 2026: Smoky haze Smoky haze 15 °C 33 °C 07:07 20:22 21:38 10:58 Waning Moon (80 %)
September 1, 2026 Boise September 1, 2026: Overcast Overcast 19 °C 32 °C 07:08 20:20 22:02 12:07 Waning Moon (70 %)
September 2, 2026 Boise September 2, 2026: Sunny Sunny 16 °C 29 °C 07:09 20:19 22:32 13:18 Last Quarter (60 %)
September 3, 2026 Boise September 3, 2026: Overcast Overcast 15 °C 21 °C 07:10 20:17 23:10 14:30 Last Quarter (50 %)
September 4, 2026 Boise September 4, 2026: Sunny Sunny 11 °C 20 °C 07:12 20:15 Does not rise today 15:41 Last Quarter (39 %)
September 5, 2026 Boise September 5, 2026: Sunny Sunny 12 °C 28 °C 07:13 20:13 00:01 16:44 Waning Crescent (29 %)
September 6, 2026 Boise September 6, 2026: Sunny Sunny 16 °C 30 °C 07:14 20:12 01:05 17:37 Waning Crescent (20 %)
September 7, 2026 Boise September 7, 2026: Sunny Sunny 15 °C 28 °C 07:15 20:10 02:20 18:19 Waning Crescent (12 %)
September 8, 2026 Boise September 8, 2026: Sunny Sunny 17 °C 30 °C 07:16 20:08 03:42 18:53 Waning Crescent (6 %)
September 9, 2026 Boise September 9, 2026: Sunny Sunny 13 °C 24 °C 07:17 20:06 05:06 19:20 New Moon (2 %)
September 10, 2026 Boise September 10, 2026: Sunny Sunny 11 °C 26 °C 07:18 20:04 06:28 19:44 New Moon (0 %)
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