| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.99 | 5.01 | -0.02 |
| Feb | 3.13 | 3.14 | -0.01 |
| Mar | 3.55 | 3.46 | 0.09 |
| Apr | 2.87 | 2.93 | -0.06 |
| May | 2.50 | 2.31 | 0.19 |
| Jun | 1.85 | 1.76 | 0.09 |
| Jul | 1.07 | 1.01 | 0.06 |
| Aug | 1.23 | 1.10 | 0.13 |
| Sep | 2.16 | 1.98 | 0.18 |
| Oct | 4.01 | 3.92 | 0.09 |
| Nov | 5.63 | 5.45 | 0.18 |
| Dec | 4.68 | 4.62 | 0.06 |
37.67 | 36.69 | 0.98 |