Boise ID Weather Forecast | 9-Day BlendedModel Outlook

Boise, ID Weather Forecast

View the 9-day weather forecast for Boise, Idaho, including daily highs and lows, rain chances, rainfall amounts, wind speeds, humidity, and short-range versus extended BlendedModel guidance.

The latest 9-day BlendedModel forecast for Boise, Idaho is in. The warmest stretch peaks on Thu near 98, while the coolest low settles in on Thu near 54. The best rain signal shows up on Sat at 55 percent and about 0.28 inches. The outlook starts with a near-term signal before shifting to extended signal later in the period.

Forecast data refreshed automatically every few hours. Showing the latest available BlendedModel forecast for Boise, Idaho.

Last updated: June 17, 2026 at 5:00 PM MDT

Latest BlendedModel forecast loaded for Boise, Idaho.

9-Day Outlook for Boise, Idaho

A scan-first 9-day view generated for fast daily reading, with the main call for each day and the core details underneath.

Today's Weather Story

Today looks sunny with low rain chances, wind near 16 mph, and comfortable humidity, and a minimal storm signal.

No official alerts currently active for this area.

Check Hourly Timing

A quick look at the next several hours for temperature, rain chance, wind, and storm signal.

12 PM MDT

79Â°

Sunny

Precip 0% Â· Wind 13 mph

1 PM MDT

81Â°

Sunny

Precip 0% Â· Wind 14 mph

2 PM MDT

83Â°

Sunny

Precip 0% Â· Wind 15 mph

3 PM MDT

84Â°

Sunny

Precip 0% Â· Wind 16 mph

4 PM MDT

84Â°

Sunny

Precip 0% Â· Wind 16 mph

5 PM MDT

84Â°

Sunny

Precip 0% Â· Wind 15 mph

6 PM MDT

84Â°

Sunny

Precip 0% Â· Wind 15 mph

7 PM MDT

82Â°

Sunny

Precip 0% Â· Wind 14 mph

8 PM MDT

78Â°

Clear

Precip 0% Â· Wind 11 mph

9 PM MDT

73Â°

Clear

Precip 0% Â· Wind 6 mph

10 PM MDT

69Â°

Clear

Precip 0% Â· Wind 3 mph

11 PM MDT

66Â°

Clear

Precip 0% Â· Wind 4 mph

Wed

Jun 17

84Â°

Low 66Â°

Near-Term Signal

Sunny

Precip 0% Â· Rain 0.00 in Â· Wind 16 mph Â· Humidity 28%

Thunder Index

0/100

Minimal Storm Signal

A 0-100 signal blending near-term storm ingredients with extended pattern guidance.

Thu

Jun 18

88Â°

Low 54Â°

Near-Term Signal

Sunny

Precip 0% Â· Rain 0.00 in Â· Wind 10 mph Â· Humidity 46%

Thunder Index

0/100

Minimal Storm Signal

Fri

Jun 19

86Â°

Low 60Â°

Extended Signal

Mostly quiet

Precip 0% Â· Rain 0.00 in Â· Wind 10 mph Â· Humidity 37%

Thunder Index

13/100

Minimal Storm Signal

Sat

Jun 20

93Â°

Low 65Â°

Extended Signal

Light rain possible

Precip 55% Â· Rain 0.28 in Â· Wind 9 mph Â· Humidity 70%

Thunder Index

21/100

Low Storm Signal

Storm Signal

Early guidance signal

Sun

Jun 21

76Â°

Low 55Â°

Extended Signal

Mostly quiet

Precip 20% Â· Rain 0.01 in Â· Wind 9 mph Â· Humidity 69%

Thunder Index

8/100

Minimal Storm Signal

Mon

Jun 22

81Â°

Low 54Â°

Extended Signal

Mostly quiet

Precip 0% Â· Rain 0.00 in Â· Wind 10 mph Â· Humidity 51%

Thunder Index

0/100

Minimal Storm Signal

Tue

Jun 23

85Â°

Low 57Â°

Extended Signal

Mostly quiet

Precip 0% Â· Rain 0.00 in Â· Wind 10 mph Â· Humidity 48%

Thunder Index

6/100

Minimal Storm Signal

Wed

Jun 24

92Â°

Low 62Â°

Extended Signal

Mostly quiet

Precip 0% Â· Rain 0.00 in Â· Wind 8 mph Â· Humidity 41%

Thunder Index

9/100

Minimal Storm Signal

Thu

Jun 25

98Â°

Low 68Â°

Extended Signal

Mostly quiet

Precip 0% Â· Rain 0.00 in Â· Wind 6 mph Â· Humidity 41%

Thunder Index

0/100

Minimal Storm Signal

Official alerts, when active, come from the National Weather Service.

Boise Weather Questions, Answered

Quick answers generated from the latest 9-day BlendedModel forecast for Boise, Idaho.

Will it rain today in Boise?

Rain is unlikely in Boise, ID today, with only a 0 percent chance of precipitation.

How hot will it get in Boise today?

Today's forecast for Boise, ID calls for a high near 84 degrees and a low around 66 degrees.

Are thunderstorms expected in Boise this week?

No strong thunderstorm signal shows up for Boise, ID this week. The highest Thunder Index is 21 out of 100 on Sat.

What is the warmest day this week in Boise?

Thu looks like the warmest day in Boise, ID, with a high near 98 degrees.

Boise, ID Weather Forecast

9-Day Outlook for Boise, Idaho

Boise Weather Questions, Answered

Nearby Forecasts