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> Usa > Helena, Mt > Precipitation
Rainfall/ Precipitation in Helena, Mt, Usa
- Helena, Mt receives 294.5 mm (11.6 in) of rainfall per year, or 24.5 mm (1 in) per month.
- The driest weather is in February when an average of 10.4 mm (0.4 in) of rainfall (precipitation) occurs.
- The wettest weather is in June when an average of 47.5 mm (1.9 in) of rainfall (precipitation) occurs.
Precipitation Table
| Climate Variable | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Average Precipitation mm (in) | 16 (0.63) | 10.4 (0.4) | 18.5 (0.7) | 24.6 (1) | 45.2 (1.8) | 47.5 (1.9) | 27.9 (1.1) | 32.8 (1.3) | 29.2 (1.1) | 15.2 (0.6) | 12.2 (0.5) | 15 (0.6) | 294.5 (11.6) | |
 | Precipitation Litres/m² (Gallons/ft²) | 16 (0.39) | 10.4 (0.26) | 18.5 (0.45) | 24.6 (0.6) | 45.2 (1.11) | 47.5 (1.17) | 27.9 (0.68) | 32.8 (0.8) | 29.2 (0.72) | 15.2 (0.37) | 12.2 (0.3) | 15 (0.37) | 294.5 (7.22) |