| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.53 | 0.50 | 0.03 |
| Feb | 0.49 | 0.47 | 0.02 |
| Mar | 0.77 | 0.77 | 0.00 |
| Apr | 1.73 | 1.69 | 0.04 |
| May | 2.74 | 2.65 | 0.09 |
| Jun | 2.68 | 2.96 | -0.28 |
| Jul | 1.48 | 1.55 | -0.07 |
| Aug | 1.12 | 1.10 | 0.02 |
| Sep | 1.21 | 1.14 | 0.07 |
| Oct | 1.31 | 1.27 | 0.04 |
| Nov | 0.58 | 0.58 | 0.00 |
| Dec | 0.52 | 0.51 | 0.01 |
15.16 | 15.19 | -0.03 |