| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.94 | 4.91 | 0.03 |
| Feb | 5.16 | 5.12 | 0.04 |
| Mar | 5.01 | 5.01 | 0.00 |
| Apr | 4.92 | 5.04 | -0.12 |
| May | 3.91 | 4.23 | -0.32 |
| Jun | 4.47 | 4.46 | 0.01 |
| Jul | 4.70 | 5.44 | -0.74 |
| Aug | 3.80 | 3.74 | 0.06 |
| Sep | 4.12 | 4.06 | 0.06 |
| Oct | 3.45 | 2.99 | 0.46 |
| Nov | 4.43 | 4.04 | 0.39 |
| Dec | 5.81 | 5.63 | 0.18 |
54.72 | 54.67 | 0.05 |