| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.55 | 2.54 | 0.01 |
| Feb | 2.78 | 2.89 | -0.11 |
| Mar | 3.86 | 3.81 | 0.05 |
| Apr | 3.86 | 3.74 | 0.12 |
| May | 5.11 | 5.14 | -0.03 |
| Jun | 3.76 | 3.74 | 0.02 |
| Jul | 2.44 | 2.36 | 0.08 |
| Aug | 2.56 | 2.56 | 0.00 |
| Sep | 3.38 | 3.25 | 0.13 |
| Oct | 4.43 | 4.61 | -0.18 |
| Nov | 3.17 | 3.22 | -0.05 |
| Dec | 3.47 | 3.42 | 0.05 |
41.37 | 41.28 | 0.09 |