United States · 1991–2020 normal

Helena in
March.

Typical March weather in Helena: 22.6°C by day, 9.4°C at night, 107 mm of rain over 6.6 wet days. These are measured 1991–2020 station normals, not a forecast.

Typical high22.6°C
Typical low9.4°C
Rain107 mm
Wet days6.6

Comfort score 72 this month (April leads the year at 78). Daylight is calculated as 11 h 54 from latitude 30.49°. Open-water sea temperature is 18.1°C (18 km from the place centre).

The evidence behind this page

One month,
from the same station.

Place identity
GeoNames 4429484
NOAA station
USW00053858 · PASCAGOULA LOTT INTL AP
Station distance
4.9 km from the place centre
Coverage
Good coverage · 22 usable years
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.