| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.88 | 1.88 | 0.00 |
| Feb | 1.71 | 1.80 | -0.09 |
| Mar | 2.22 | 2.27 | -0.05 |
| Apr | 3.75 | 3.76 | -0.01 |
| May | 4.62 | 4.59 | 0.03 |
| Jun | 4.41 | 4.33 | 0.08 |
| Jul | 3.90 | 3.84 | 0.06 |
| Aug | 3.93 | 3.77 | 0.16 |
| Sep | 3.19 | 3.24 | -0.05 |
| Oct | 3.32 | 3.33 | -0.01 |
| Nov | 2.54 | 2.48 | 0.06 |
| Dec | 2.04 | 2.05 | -0.01 |
37.51 | 37.34 | 0.17 |