Helena weather — 10-day forecast
Temperature, rain, wind and feels-like in Helena, hour by hour and over 10 days, with the seasonal normal for context.
Now
Reading from 19:00 · NOAA HRRR model
27 °C
Mainly clear
Feels like 29 °C
Next 12 h
- 1927°
- 19:42Sunset
- 2026°
- 2125°
- 2224°
- 2324°
- 0023°
- 0123°
- 0222°
- 0322°
- 0422°
- 0521°
- 0621°
- 06:06Sunrise
- 0722°
↑ 27°19:00↓ 21°06:00
- Humidity
- 68 %
- Dew point
- 20 °C
- Gusts
- 17.9 km/h
- Clouds
- 45 %
- Pressure
- 1,020 hPa ↓
Grid point 0.6 km away · 3.0 km grid · elevation 147 m
Air quality
The European air-quality index for the city, and the pollutants that set it.
Index set by Ozone
- Ozone
- 69.0µg/m³
- PM2.5
- 12.1µg/m³
- PM10
- 14.4µg/m³
- Nitrogen dioxide
- 5.9µg/m³
- Sulphur dioxide
- 0.7µg/m³
- Carbon monoxide
- 232.0µg/m³
- Dust (AOD)
- 0.01
Generated using Copernicus Atmosphere Monitoring Service information
Hour by hour
Step-by-step detail: temperature, wind, cloud cover and ultraviolet.
10 days
Each day's extremes and the chance of rain, out to the end of the run.
Rain probability (> 1 mm): 50 ECMWF ensemble members.
Today
Partly cloudy98 %
31°
24°
Sat
Partly cloudy88 %
33°
21°
Sun
Thunderstorm90 %
34°
23°
Mon
Thunderstorm96 %
32°
24°
Tue
Thunderstorm96 %
32°
25°
Wed
Thunderstorm86 %
32°
25°
Thu
Thunderstorm3 mm
33°
25°
Fri
Thunderstorm0 mm
34°
25°
Sat
Thunderstorm1 mm
34°
25°
Sun
Thunderstorm1 mm
34°
25°
Sun and UV
Sunrise, sunset, day length and ultraviolet intensity.
- Sunrise
- 06:05
- Daylight
- 13 h 37
- Sunset
- 19:42
Radiation · 5.6 MJ/m²
Today in Helena the mean temperature will be 27.5 °C — +1.2 °C against the normal for 7 August, measured from 1940 to 2026. (1,290 obs.)
Nearby cities
The climate around Helena