| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.19 | 2.09 | 0.10 |
| Feb | 1.44 | 1.45 | -0.01 |
| Mar | 1.78 | 1.71 | 0.07 |
| Apr | 2.90 | 2.80 | 0.10 |
| May | 3.04 | 2.99 | 0.05 |
| Jun | 2.93 | 2.97 | -0.04 |
| Jul | 2.71 | 2.71 | 0.00 |
| Aug | 3.01 | 3.10 | -0.09 |
| Sep | 3.62 | 3.54 | 0.08 |
| Oct | 4.18 | 4.04 | 0.14 |
| Nov | 2.78 | 2.78 | 0.00 |
| Dec | 2.33 | 2.32 | 0.01 |
32.91 | 32.50 | 0.41 |