| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.66 | 1.71 | -0.05 |
| Feb | 1.73 | 1.93 | -0.20 |
| Mar | 3.26 | 3.26 | 0.00 |
| Apr | 4.45 | 4.16 | 0.29 |
| May | 5.60 | 5.95 | -0.35 |
| Jun | 4.69 | 4.62 | 0.07 |
| Jul | 3.78 | 3.74 | 0.04 |
| Aug | 3.47 | 3.51 | -0.04 |
| Sep | 3.92 | 3.78 | 0.14 |
| Oct | 3.63 | 3.65 | -0.02 |
| Nov | 2.84 | 2.78 | 0.06 |
| Dec | 2.38 | 2.41 | -0.03 |
41.41 | 41.50 | -0.09 |