| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.28 | 2.25 | 0.03 |
| Feb | 2.57 | 2.46 | 0.11 |
| Mar | 3.60 | 3.67 | -0.07 |
| Apr | 3.64 | 3.54 | 0.10 |
| May | 5.46 | 5.27 | 0.19 |
| Jun | 4.21 | 4.08 | 0.13 |
| Jul | 2.79 | 2.74 | 0.05 |
| Aug | 2.71 | 2.71 | 0.00 |
| Sep | 3.55 | 3.43 | 0.12 |
| Oct | 4.11 | 4.26 | -0.15 |
| Nov | 3.01 | 3.12 | -0.11 |
| Dec | 3.20 | 3.18 | 0.02 |
41.13 | 40.71 | 0.42 |