| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.57 | 1.67 | -0.10 |
| Feb | 1.47 | 1.60 | -0.13 |
| Mar | 1.92 | 2.00 | -0.08 |
| Apr | 3.62 | 3.76 | -0.14 |
| May | 3.78 | 3.91 | -0.13 |
| Jun | 4.48 | 4.47 | 0.01 |
| Jul | 3.67 | 3.83 | -0.16 |
| Aug | 3.73 | 3.68 | 0.05 |
| Sep | 3.16 | 3.12 | 0.04 |
| Oct | 2.76 | 2.78 | -0.02 |
| Nov | 2.06 | 2.12 | -0.06 |
| Dec | 1.76 | 1.95 | -0.19 |
33.98 | 34.89 | -0.91 |