| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.83 | 1.93 | -0.10 |
| Feb | 1.87 | 1.98 | -0.11 |
| Mar | 2.64 | 2.60 | 0.04 |
| Apr | 4.13 | 4.07 | 0.06 |
| May | 4.95 | 4.98 | -0.03 |
| Jun | 4.76 | 4.68 | 0.08 |
| Jul | 3.86 | 3.99 | -0.13 |
| Aug | 3.73 | 3.65 | 0.08 |
| Sep | 3.38 | 3.42 | -0.04 |
| Oct | 3.11 | 3.11 | 0.00 |
| Nov | 2.61 | 2.64 | -0.03 |
| Dec | 2.01 | 2.04 | -0.03 |
38.88 | 39.09 | -0.21 |