| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.06 | 2.95 | 0.11 |
| Feb | 2.62 | 2.64 | -0.02 |
| Mar | 3.94 | 3.81 | 0.13 |
| Apr | 4.86 | 4.94 | -0.08 |
| May | 5.13 | 4.96 | 0.17 |
| Jun | 4.63 | 4.59 | 0.04 |
| Jul | 3.99 | 3.90 | 0.09 |
| Aug | 3.40 | 3.23 | 0.17 |
| Sep | 3.18 | 3.19 | -0.01 |
| Oct | 3.41 | 3.33 | 0.08 |
| Nov | 3.98 | 3.91 | 0.07 |
| Dec | 3.01 | 3.01 | 0.00 |
45.21 | 44.46 | 0.75 |