Home / Local Weather & Traffic / Idaho / Gem County / Weather Forecast

Gem County, ID Weather Forecast | 5 Day

Updated: Tue Sep 22nd 2026 1:30 PM MDT

Ask About Weather

Test our Weather Chatbot. It provides up to 10 days of forecast information!
Gem County, ID Weather Forecast - 9-22-26 - Overcast

Overcast

Tue 9-22-26

Overcast with a high of 77°F and a low of 54°F. There's a very small chance of rainfall, only about 6%. Wind will be moderate, blowing around 11mph on average and gusts of 22.1mph at 4 PM. Humidity levels should be comfortable, sitting around 39% on average, the maximum being 43% at 11 PM and 21% being its lowest at 5 PM. Barometric pressure is its highest of 29.88inHg at 11 PM, a lowest point of 29.77inHg at 5 PM with an avg 29.81inHg.

    • HI: 77°F
    • LO: 54°F
    • Rainfall: 6%
    • Snowfall: 0%
    • Wind
      11 mph
    • Humidity
      39% avg.
    • UV Index
      5.6
    • Air Quality
      Good
    • Sunrise
      07:32 AM
    • Sunset
      07:43 PM
    • Moonrise
      06:12 PM
    • Moonset
      03:25 AM
    • Moon Phase
      Waxing Gibbous
Gem County, ID Weather Forecast - 9-23-26 - Sunny

Sunny

Weather Tomorrow, Wed 9-23-26

Sunny with a high of 76°F and a low of 50°F. There's a very small chance of rainfall, only about 2%. Winds will be light at 7mph and gusts of 16.3mph at 3 AM. Humidity levels should be comfortable, sitting around 40% on average, the maximum being 60% at 7 AM and 23% being its lowest at 4 PM. Barometric pressure is its highest of 30.03inHg at 8 AM, a lowest point of 29.88inHg at 6 PM with an avg 29.95inHg.

    • HI: 76°F
    • LO: 50°F
    • Rainfall: 2%
    • Snowfall: 0%
    • Wind
      6.9 mph
    • Humidity
      40% avg.
    • UV Index
      5.4
    • Air Quality
      Good
    • Sunrise
      07:33 AM
    • Sunset
      07:41 PM
    • Moonrise
      06:31 PM
    • Moonset
      04:30 AM
    • Moon Phase
      Waxing Gibbous
Gem County, ID Weather Forecast - 9-24-26 - Sunny

Sunny

Thu 9-24-26

Sunny with a high of 84°F and a low of 54°F. There's a very small chance of rainfall, only about 2%. Wind will be moderate, blowing around 17mph on average and gusts of 22.4mph at 3 PM. Humidity levels should be comfortable, sitting around 30% on average, the maximum being 44% at 7 AM and 14% being its lowest at 3 PM. Barometric pressure is its highest of 29.97inHg at 8 AM, a lowest point of 29.7inHg at 6 PM with an avg 29.85inHg.

    • HI: 84°F
    • LO: 54°F
    • Rainfall: 2%
    • Snowfall: 0%
    • Wind
      17 mph
    • Humidity
      30% avg.
    • UV Index
      5.4
    • Air Quality
      Good
    • Sunrise
      07:34 AM
    • Sunset
      07:39 PM
    • Moonrise
      06:49 PM
    • Moonset
      05:34 AM
    • Moon Phase
      Full Moon
Gem County, ID Weather Forecast - 9-25-26 - Overcast

Overcast

Fri 9-25-26

Overcast with a high of 68°F and a low of 46°F. There's a very small chance of rainfall, only about 6%. Wind will be moderate, blowing around 19mph on average and gusts of 26.9mph at 4 PM. Humidity levels should be comfortable, sitting around 35% on average, the maximum being 65% at 10 PM and 18% being its lowest at 6 PM. Barometric pressure is its highest of 30inHg at 10 PM, a lowest point of 29.73inHg at 1 AM with an avg 29.82inHg.

    • HI: 68°F
    • LO: 46°F
    • Rainfall: 6%
    • Snowfall: 0%
    • Wind
      18.6 mph
    • Humidity
      35% avg.
    • UV Index
      4.9
    • Air Quality
      Good
    • Sunrise
      07:35 AM
    • Sunset
      07:37 PM
    • Moonrise
      07:06 PM
    • Moonset
      06:38 AM
    • Moon Phase
      Full Moon
Gem County, ID Weather Forecast - 9-26-26 - Overcast

Overcast

Sat 9-26-26

Overcast with a high of 63°F and a low of 43°F. There's a very small chance of rainfall, only about 10%. Winds will be light at 6mph and gusts of 14.5mph at 9 PM. Humidity levels should be comfortable, sitting around 47% on average, the maximum being 76% at 6 AM and 22% being its lowest at 2 PM. Barometric pressure is its highest of 30.07inHg at 7 AM, a lowest point of 29.86inHg at 6 PM with an avg 29.98inHg.

    • HI: 63°F
    • LO: 43°F
    • Rainfall: 10%
    • Snowfall: 0%
    • Wind
      5.8 mph
    • Humidity
      47% avg.
    • UV Index
      5
    • Air Quality
      Good
    • Sunrise
      07:37 AM
    • Sunset
      07:35 PM
    • Moonrise
      07:24 PM
    • Moonset
      07:43 AM
    • Moon Phase
      Full Moon
Gem County, ID Weather Forecast - 9-27-26 - Overcast

Overcast

Sun 9-27-26

Overcast with a high of 66°F and a low of 50°F. There's a very small chance of rainfall, only about 9%. Winds will be light at 7mph and gusts of 14.5mph at 6 AM. Humidity levels should be comfortable, sitting around 30% on average, the maximum being 38% at 12 AM and 23% being its lowest at 5 PM. Barometric pressure is its highest of 29.88inHg at 1 AM, a lowest point of 29.76inHg at 6 PM with an avg 29.81inHg.

    • HI: 66°F
    • LO: 50°F
    • Rainfall: 9%
    • Snowfall: 0%
    • Wind
      6.5 mph
    • Humidity
      30% avg.
    • UV Index
      4
    • Air Quality
      TBA
    • Sunrise
      07:38 AM
    • Sunset
      07:34 PM
    • Moonrise
      07:43 PM
    • Moonset
      08:50 AM
    • Moon Phase
      Waning Gibbous

Currently

Sunny 75°F
29.83 inHg.
Barometer
25%
Humidity
W 9.7 mph
Wind
Sunny

National Outlook

5 Day Forecast Nearby

More Local Information

Bookmark and Share

Get the LocalConditions.com App on Google Play
Sign up for a membership to go Ad free