| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.89 | 0.88 | 0.01 |
| Feb | 0.98 | 0.95 | 0.03 |
| Mar | 1.86 | 1.89 | -0.03 |
| Apr | 3.29 | 3.13 | 0.16 |
| May | 4.49 | 4.40 | 0.09 |
| Jun | 5.38 | 5.15 | 0.23 |
| Jul | 4.53 | 4.64 | -0.11 |
| Aug | 4.74 | 4.62 | 0.12 |
| Sep | 3.64 | 3.71 | -0.07 |
| Oct | 2.50 | 2.42 | 0.08 |
| Nov | 1.70 | 1.61 | 0.09 |
| Dec | 1.18 | 1.20 | -0.02 |
35.18 | 34.60 | 0.58 |