| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.89 | 1.87 | 0.02 |
| Feb | 2.20 | 2.24 | -0.04 |
| Mar | 2.86 | 2.86 | 0.00 |
| Apr | 2.76 | 2.74 | 0.02 |
| May | 4.51 | 4.65 | -0.14 |
| Jun | 3.70 | 3.52 | 0.18 |
| Jul | 2.13 | 1.91 | 0.22 |
| Aug | 2.80 | 2.73 | 0.07 |
| Sep | 3.31 | 3.10 | 0.21 |
| Oct | 3.62 | 3.41 | 0.21 |
| Nov | 2.30 | 2.26 | 0.04 |
| Dec | 1.96 | 1.95 | 0.01 |
34.04 | 33.24 | 0.80 |