| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.13 | 1.14 | -0.01 |
| Feb | 1.11 | 1.13 | -0.02 |
| Mar | 2.02 | 1.95 | 0.07 |
| Apr | 3.81 | 3.81 | 0.00 |
| May | 4.58 | 4.47 | 0.11 |
| Jun | 5.32 | 5.02 | 0.30 |
| Jul | 4.34 | 4.18 | 0.16 |
| Aug | 4.51 | 4.59 | -0.08 |
| Sep | 3.86 | 3.80 | 0.06 |
| Oct | 2.61 | 2.57 | 0.04 |
| Nov | 1.86 | 1.80 | 0.06 |
| Dec | 1.33 | 1.30 | 0.03 |
36.48 | 35.76 | 0.72 |