| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.21 | 4.16 | 0.05 |
| Feb | 3.91 | 4.05 | -0.14 |
| Mar | 4.44 | 4.34 | 0.10 |
| Apr | 3.43 | 3.43 | 0.00 |
| May | 2.73 | 2.84 | -0.11 |
| Jun | 4.75 | 4.75 | 0.00 |
| Jul | 4.51 | 4.65 | -0.14 |
| Aug | 5.23 | 5.15 | 0.08 |
| Sep | 3.80 | 3.82 | -0.02 |
| Oct | 2.74 | 2.75 | -0.01 |
| Nov | 2.77 | 2.83 | -0.06 |
| Dec | 4.27 | 4.11 | 0.16 |
46.79 | 46.88 | -0.09 |