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Boise, ID Weather Forecast | 5 Day

Updated: Sun May 18th 2025 1:00 PM MDT

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Boise, ID Weather Forecast - 5-18 - Patchy Rain Nearby

Patchy Rain Nearby

Sun 5-18

Scattered showers with a high of 56°F and a low of 41°F. It will likey rain in the surrounding area, having a 89% chance of a downpour with an estimated 0.13in. Winds will be strong at speeds peaking at 25mph and gusts of 27.8mph at 4 PM. The humidity will be on the higher side, averaging about 65%, the maximum being 66% at 11 PM and 41% being its lowest at 4 PM. Barometric pressure is its highest of 30.1inHg at 11 PM, a lowest point of 29.93inHg at 2 PM with an avg 29.99inHg.

    • HI: 56°F
    • LO: 41°F
    • Rainfall: 89% | est. 0.13in
    • Snowfall: 0%
    • Wind
      24.2 mph
    • Humidity
      65% avg.
    • UV Index
      1.8
    • Air Quality
      Good
    • Sunrise
      06:17 AM
    • Sunset
      09:07 PM
    • Moonrise
      01:59 AM
    • Moonset
      11:04 AM
    • Moon Phase
      Waning Gibbous
Boise, ID Weather Forecast - 5-19 - Sunny

Sunny

Mon 5-19

Sunny with a high of 67°F and a low of 31°F. Wind will be moderate, blowing around 17mph on average and gusts of 28.3mph at 12 AM. Humidity levels should be comfortable, sitting around 57% on average, the maximum being 95% at 6 AM and 33% being its lowest at 4 PM. Barometric pressure is its highest of 30.24inHg at 6 AM, a lowest point of 30.01inHg at 7 PM with an avg 30.13inHg.

    • HI: 67°F
    • LO: 31°F
    • Rainfall: 0%
    • Snowfall: 0%
    • Wind
      17 mph
    • Humidity
      57% avg.
    • UV Index
      2.3
    • Air Quality
      Good
    • Sunrise
      06:16 AM
    • Sunset
      09:08 PM
    • Moonrise
      02:28 AM
    • Moonset
      12:16 PM
    • Moon Phase
      Waning Gibbous
Boise, ID Weather Forecast - 5-20 - Sunny

Sunny

Tue 5-20

Sunny with a high of 69°F and a low of 44°F. Wind will be moderate, blowing around 16mph on average and gusts of 18.8mph at 8 PM. Humidity levels should be comfortable, sitting around 56% on average, the maximum being 73% at 6 AM and 33% being its lowest at 7 PM. Barometric pressure is its highest of 30.11inHg at 6 AM, a lowest point of 29.97inHg at 7 PM with an avg 30.05inHg.

    • HI: 69°F
    • LO: 44°F
    • Rainfall: 0%
    • Snowfall: 0%
    • Wind
      15.7 mph
    • Humidity
      56% avg.
    • UV Index
      2.2
    • Air Quality
      Good
    • Sunrise
      06:15 AM
    • Sunset
      09:09 PM
    • Moonrise
      02:53 AM
    • Moonset
      01:30 PM
    • Moon Phase
      Last Quarter
Boise, ID Weather Forecast - 5-21 - Sunny

Sunny

Wed 5-21

Sunny with a high of 73°F and a low of 44°F. Winds will be light at 6mph and gusts of 11.3mph at 11 PM. Humidity levels should be comfortable, sitting around 41% on average, the maximum being 61% at 7 AM and 22% being its lowest at 5 PM. Barometric pressure is its highest of 30.19inHg at 8 AM, a lowest point of 29.82inHg at 11 PM with an avg 30.04inHg.

    • HI: 73°F
    • LO: 44°F
    • Rainfall: 0%
    • Snowfall: 0%
    • Wind
      5.4 mph
    • Humidity
      41% avg.
    • UV Index
      2.2
    • Air Quality
      Good
    • Sunrise
      06:15 AM
    • Sunset
      09:10 PM
    • Moonrise
      03:15 AM
    • Moonset
      02:44 PM
    • Moon Phase
      Waning Crescent
Boise, ID Weather Forecast - 5-22 - Sunny

Sunny

Thu 5-22

Sunny with a high of 71°F and a low of 53°F. Wind will be moderate, blowing around 19mph on average and gusts of 22mph at 9 AM. Humidity levels should be comfortable, sitting around 40% on average, the maximum being 54% at 6 AM and 23% being its lowest at 6 PM. Barometric pressure is its highest of 30.04inHg at 12 PM, a lowest point of 29.8inHg at 1 AM with an avg 29.96inHg.

    • HI: 71°F
    • LO: 53°F
    • Rainfall: 0%
    • Snowfall: 0%
    • Wind
      18.1 mph
    • Humidity
      40% avg.
    • UV Index
      0
    • Air Quality
      TBA
    • Sunrise
      06:14 AM
    • Sunset
      09:11 PM
    • Moonrise
      03:36 AM
    • Moonset
      04:00 PM
    • Moon Phase
      Waning Crescent
Boise, ID Weather Forecast - 5-23 - Sunny

Sunny

Fri 5-23

Sunny with a high of 83°F and a low of 54°F. Wind will be moderate, blowing around 11mph on average and gusts of 17.9mph at 11 PM. Humidity levels should be comfortable, sitting around 31% on average, the maximum being 40% at 6 AM and 16% being its lowest at 6 PM. Barometric pressure is its highest of 29.97inHg at 12 AM, a lowest point of 29.71inHg at 6 PM with an avg 29.87inHg.

    • HI: 83°F
    • LO: 54°F
    • Rainfall: 0%
    • Snowfall: 0%
    • Wind
      10.1 mph
    • Humidity
      31% avg.
    • UV Index
      5
    • Air Quality
      TBA
    • Sunrise
      06:13 AM
    • Sunset
      09:12 PM
    • Moonrise
      03:57 AM
    • Moonset
      05:19 PM
    • Moon Phase
      Waning Crescent

This 5-Day weather forecast is relevant for ZIP codes from 83701 through 83799, accurately covering all areas within Boise, ID.

Currently

Partly Cloudy 53°F
29.95 inHg.
Barometer
48%
Humidity
NW 31.7 mph
Wind
Partly Cloudy

5 Day Forecast Nearby

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