| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.97 | 2.88 | 0.09 |
| Feb | 2.24 | 2.25 | -0.01 |
| Mar | 3.02 | 3.08 | -0.06 |
| Apr | 2.97 | 2.71 | 0.26 |
| May | 4.76 | 4.67 | 0.09 |
| Jun | 3.31 | 3.19 | 0.12 |
| Jul | 2.03 | 1.99 | 0.04 |
| Aug | 2.73 | 2.57 | 0.16 |
| Sep | 3.27 | 3.00 | 0.27 |
| Oct | 4.13 | 4.14 | -0.01 |
| Nov | 3.07 | 3.06 | 0.01 |
| Dec | 3.14 | 3.11 | 0.03 |
37.64 | 36.65 | 0.99 |