| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.19 | 1.26 | -0.07 |
| Feb | 1.25 | 1.29 | -0.04 |
| Mar | 2.09 | 2.15 | -0.06 |
| Apr | 3.76 | 3.80 | -0.04 |
| May | 4.34 | 4.24 | 0.10 |
| Jun | 5.43 | 5.43 | 0.00 |
| Jul | 4.56 | 4.59 | -0.03 |
| Aug | 3.97 | 3.94 | 0.03 |
| Sep | 3.61 | 3.64 | -0.03 |
| Oct | 2.72 | 2.71 | 0.01 |
| Nov | 2.13 | 1.98 | 0.15 |
| Dec | 1.50 | 1.61 | -0.11 |
36.55 | 36.64 | -0.09 |