| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.20 | 2.06 | 0.14 |
| Feb | 1.91 | 1.77 | 0.14 |
| Mar | 2.71 | 2.53 | 0.18 |
| Apr | 3.19 | 3.26 | -0.07 |
| May | 3.19 | 2.92 | 0.27 |
| Jun | 4.00 | 3.45 | 0.55 |
| Jul | 3.81 | 3.73 | 0.08 |
| Aug | 3.61 | 3.69 | -0.08 |
| Sep | 3.81 | 3.58 | 0.23 |
| Oct | 3.57 | 3.57 | 0.00 |
| Nov | 2.78 | 2.63 | 0.15 |
| Dec | 2.62 | 2.30 | 0.32 |
37.40 | 35.49 | 1.91 |