| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.63 | 2.59 | 0.04 |
| Feb | 2.23 | 2.19 | 0.04 |
| Mar | 2.86 | 2.99 | -0.13 |
| Apr | 2.94 | 2.93 | 0.01 |
| May | 4.35 | 4.55 | -0.20 |
| Jun | 3.22 | 3.11 | 0.11 |
| Jul | 1.96 | 1.91 | 0.05 |
| Aug | 2.64 | 2.76 | -0.12 |
| Sep | 3.23 | 3.12 | 0.11 |
| Oct | 4.34 | 4.38 | -0.04 |
| Nov | 2.71 | 2.82 | -0.11 |
| Dec | 3.03 | 2.89 | 0.14 |
36.14 | 36.24 | -0.10 |