| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.90 | 1.71 | 0.19 |
| Feb | 1.78 | 1.73 | 0.05 |
| Mar | 1.80 | 1.63 | 0.17 |
| Apr | 0.69 | 0.67 | 0.02 |
| May | 0.55 | 0.53 | 0.02 |
| Jun | 0.18 | 0.17 | 0.01 |
| Jul | 1.64 | 1.88 | -0.24 |
| Aug | 2.17 | 2.30 | -0.13 |
| Sep | 1.58 | 1.51 | 0.07 |
| Oct | 1.22 | 1.14 | 0.08 |
| Nov | 1.02 | 0.97 | 0.05 |
| Dec | 1.55 | 1.51 | 0.04 |
16.08 | 15.75 | 0.33 |