| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.67 | 2.66 | 0.01 |
| Feb | 2.81 | 2.93 | -0.12 |
| Mar | 3.97 | 3.87 | 0.10 |
| Apr | 3.74 | 3.74 | 0.00 |
| May | 4.71 | 4.97 | -0.26 |
| Jun | 3.68 | 3.68 | 0.00 |
| Jul | 2.25 | 2.21 | 0.04 |
| Aug | 2.30 | 2.36 | -0.06 |
| Sep | 3.15 | 3.14 | 0.01 |
| Oct | 4.72 | 4.67 | 0.05 |
| Nov | 3.24 | 3.27 | -0.03 |
| Dec | 3.44 | 3.48 | -0.04 |
40.68 | 40.98 | -0.30 |