| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.95 | 1.94 | 0.01 |
| Feb | 2.07 | 2.01 | 0.06 |
| Mar | 3.41 | 3.38 | 0.03 |
| Apr | 4.44 | 4.27 | 0.17 |
| May | 6.26 | 6.04 | 0.22 |
| Jun | 4.62 | 4.61 | 0.01 |
| Jul | 3.63 | 3.64 | -0.01 |
| Aug | 3.56 | 3.65 | -0.09 |
| Sep | 4.08 | 3.94 | 0.14 |
| Oct | 4.01 | 3.72 | 0.29 |
| Nov | 3.26 | 3.15 | 0.11 |
| Dec | 2.64 | 2.70 | -0.06 |
43.93 | 43.05 | 0.88 |