| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.64 | 0.63 | 0.01 |
| Feb | 0.71 | 0.71 | 0.00 |
| Mar | 1.58 | 1.62 | -0.04 |
| Apr | 2.72 | 2.60 | 0.12 |
| May | 4.93 | 4.98 | -0.05 |
| Jun | 4.35 | 4.26 | 0.09 |
| Jul | 3.36 | 3.59 | -0.23 |
| Aug | 3.55 | 3.48 | 0.07 |
| Sep | 2.58 | 2.47 | 0.11 |
| Oct | 2.18 | 2.12 | 0.06 |
| Nov | 1.29 | 1.29 | 0.00 |
| Dec | 0.99 | 1.00 | -0.01 |
28.88 | 28.75 | 0.13 |