| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.57 | 1.59 | -0.02 |
| Feb | 1.80 | 1.76 | 0.04 |
| Mar | 1.48 | 1.37 | 0.11 |
| Apr | 0.50 | 0.50 | 0.00 |
| May | 0.41 | 0.40 | 0.01 |
| Jun | 0.21 | 0.19 | 0.02 |
| Jul | 1.92 | 2.27 | -0.35 |
| Aug | 2.62 | 2.39 | 0.23 |
| Sep | 1.45 | 1.53 | -0.08 |
| Oct | 1.02 | 0.94 | 0.08 |
| Nov | 0.94 | 0.86 | 0.08 |
| Dec | 1.53 | 1.51 | 0.02 |
15.45 | 15.31 | 0.14 |