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Helena, MT

53° F
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Helena, MT Weather
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Today

 Hourly Daily Radar MinuteCast Monthly Air Quality Health & Activities

Current Weather

8:19 PM

53°F
RealFeel® 54°
Air Quality Excellent
Wind 0 mph
Wind Gusts 2 mph
Cloudy More Details

Current Air Quality

Today

9/30

20
AQI

Excellent

The air quality is ideal for most individuals; enjoy your normal outdoor activities.

Based on Current Pollutants

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Current Air Quality

Our current air quality index (AQI) provides information on the quality of air that you are breathing and its impact on your health. There are at least six different pollutants that we track that impact the cleanliness of air and your health.

Health & Activities
See all
Tree Pollen
Low
The risk of tree pollen symptoms is low.
Ragweed Pollen
Moderate
The risk for ragweed pollen symptoms is moderate. Avoid walking in areas with tall grass or plants.
Mold
Low
The risk of mold allergy symptoms is low.
Grass Pollen
Moderate
The risk of grass pollen symptoms is moderate. Be sure to keep your windows and doors closed.
Dust & Dander
Low
The risk of dust and dander allergy symptoms is low.
Arthritis
Moderate
The risk of experiencing weather-related arthritis pain is moderate. Stay hydrated and stretch to help avoid arthritis symptoms.
Sinus Pressure
High
The risk of weather-related sinus pressure is high. Taking a hot shower may help ease sinus pressure.
Common Cold
Moderate
The risk of catching a cold is moderate.
Flu
Moderate
The risk of catching the flu is moderate.
Migraine
Moderate
The risk of suffering from a weather-related migraine is moderate.
Asthma
Moderate
The risk of asthma symptoms is moderate.
Fishing
Poor
Fishing conditions are poor.
Running
Poor
Conditions for running are poor. Lightening and extremely cold temperatures are unsafe for outdoor runners.
Golf
Poor
Conditions for golfing are poor. Do not play if there is a chance of lightning.
Biking & Cycling
Poor
Conditions for cycling are poor. Avoid outdoor activity if there is a chance of lightning or in extremely cold temperatures.
Beach & Pool
Poor
Conditions for a day at the beach or pool are poor. Stay out of the water if there is a chance of lightning. Only swim in water temperatures below 55 degrees if you have the proper gear.
Stargazing
Poor
Conditions for stargazing are poor.
Hiking
Poor
Conditions for hiking are poor.
Lawn Mowing
Poor
Conditions for lawn mowing are poor. Avoid mowing your lawn when it is wet, or temperatures are too cold.
Composting
Good
Composting conditions are good. Make sure you frequently add water to your compost to keep it moist.
Outdoor Entertaining
Poor
Conditions for outdoor entertaining will be poor. Consider moving your party indoors or under some form of cover.
Air Travel
Great
Conditions for flying are great. Have a safe trip.
Driving
Fair
Conditions for driving are fair. Keep up with your car maintenance, such as inspecting your windshield wipers and checking your tire treads.
Mosquitos
High
The risk for mosquito activity are high. Replacing outdoor lights with yellow bug lights can attract less insects.
Indoor Pests
High
The risk for pest activity is high. Replacing outdoor lights with yellow bug lights can attract less insects near your home.
Outdoor Pests
Very High
The risk for pest activity is high. Consider insect bait to protect your lawn & gardens.
See all

TONIGHT’S WEATHER FORECAST

9/30
48°Lo
RealFeel® 43°
Rain and a thunderstorm

Looking Ahead

Rain and thunderstorms this evening through tomorrow evening

TOMORROW’S WEATHER FORECAST

10/1
56°/ 46°
RealFeel® 53°
Cloudy, a shower and t-storm

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Live Blog

Ian slams the Carolinas with howling wind, torrential rain

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Weather Near Helena:

  • Great Falls, MT
  • Helena Valley Southeast, MT
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