Weather in Helena, United States
Weather Advisories
in the data behind our forecast?
Today's weather summary
The weather in Helena on Friday, July 24th, will be clear for most of the day, with some clouds before dawn.
There's seems to be also high probability of moderate rain before dawn at about 12 am.
Weather details for Helena, on Friday, July 24th:
The highest temperature during the day will be 34°C around 5 pm. The day will be dry, with average humidity of 44%, ranging from 15% to a maximum value of 82% at about 7 am. The wind will be extremely strong, and will get up to 58 km/h at midnight, blowing from the west. The cloud coverage will range from 0% around 3 am to as high as 100% around midnight with an average of 11%.
The precipitation probability will change throughout the day between 0% and 5%. The highest chance for precipitation will be around midnight and the lowest probability around 1 am. The dew point will range from 2°C up to a maximum value of 15°C around 2 am.
The visibility is expected to be good with average visibility of 16 km throughout the day. Atmospheric pressure will be low with average pressure of 1009 hPa. Sunrise will be at 5:59 am, and sunset at 9:09 pm, making it a total of 15 hours and 10 minutes of daylight.
Air quality forecast for Helena, on Friday, July 24th:
On average, the air quality on this day will be moderate, meaning that air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution. According to our index, ranging from 0 to 500, the air quality is going to be between values of 44 and 60.
Pollen forecast for Helena, on Friday, July 24th:
Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have medium risk.
The weather in Helena on Saturday, July 25th, is going to be clear throughout the day, together with cloud overcast in the afternoon.
There is also a chance for some clouds around noon around 2 pm.
Weather details for Helena, on Saturday, July 25th:
The highest temperature during the day is going to be 37°C around 2 pm. The day will be extremely dry, with average humidity of 20%, ranging from 13% to a maximum value of 24% at about 8 am. The wind will be breezy, and will get up to 19 km/h at 4 pm, blowing from the north-west. The cloud coverage will range from 0% around midnight to as high as 100% around 11 pm with an average of 35%.
There is no probability for any precipitation throughout the day. The dew point will range from 2°C up to a maximum value of 9°C around 7 pm.
The visibility is expected to be good with average visibility of 16 km throughout the day. Atmospheric pressure will be very low with average pressure of 1004 hPa. Sunrise will be at 6:00 am, and sunset at 9:08 pm, making it a total of 15 hours and 8 minutes of daylight.
Air quality forecast for Helena, on Saturday, July 25th:
On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 30 and 53.
Pollen forecast for Helena, on Saturday, July 25th:
Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have medium risk.
Nearby locations
FAQ
