Summary statistics of average monthly temperatures in Helena, Montana, collected the last decade. To convert the results in degrees of Fahrenheit, click here.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Minimum | -11.25 | -7.72 | -4.10 | 3.27 | 8.64 | 12.87 | 18.34 | 17.33 | 11.49 | 4.36 | -5.48 | -11.51 |
| Lower Bound | -6.58 | -3.35 | 0.48 | 5.70 | 10.86 | 15.36 | 20.83 | 19.36 | 13.75 | 6.55 | -0.79 | -6.13 |
| Average | -4.95 | -2.27 | 1.79 | 6.46 | 11.64 | 16.06 | 21.86 | 20.18 | 14.61 | 7.34 | 0.59 | -4.70 |
| Upper Bound | -3.32 | -1.18 | 3.11 | 7.21 | 12.43 | 16.77 | 22.89 | 21.00 | 15.47 | 8.14 | 1.97 | -3.26 |
| Maximum | 2.16 | 0.32 | 6.12 | 8.90 | 15.17 | 18.61 | 26.24 | 23.69 | 17.85 | 10.58 | 4.73 | -0.93 |
| Sample Size | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 18 |
Data Description
- Observation period: 1995/1 - 2013/7.
- Total month count: 223.
- Minimum monthly temperature: -11.51 °C.
- Maximum monthly temperature: 26.24 °C.
Plot of the average monthly temperatures in Helena, Montana.