| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.76 | 4.68 | 0.08 |
| Feb | 4.02 | 4.02 | 0.00 |
| Mar | 4.82 | 4.78 | 0.04 |
| Apr | 4.70 | 4.66 | 0.04 |
| May | 4.55 | 4.64 | -0.09 |
| Jun | 4.75 | 4.77 | -0.02 |
| Jul | 4.99 | 4.97 | 0.02 |
| Aug | 4.70 | 5.15 | -0.45 |
| Sep | 4.92 | 4.76 | 0.16 |
| Oct | 4.22 | 4.17 | 0.05 |
| Nov | 4.28 | 4.27 | 0.01 |
| Dec | 5.00 | 5.16 | -0.16 |
55.71 | 56.03 | -0.32 |