| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.29 | 2.38 | -0.09 |
| Feb | 2.29 | 2.27 | 0.02 |
| Mar | 3.76 | 3.72 | 0.04 |
| Apr | 4.70 | 4.60 | 0.10 |
| May | 5.98 | 5.84 | 0.14 |
| Jun | 4.86 | 5.09 | -0.23 |
| Jul | 3.98 | 3.70 | 0.28 |
| Aug | 3.29 | 3.29 | 0.00 |
| Sep | 4.51 | 4.47 | 0.04 |
| Oct | 3.65 | 3.59 | 0.06 |
| Nov | 3.56 | 3.75 | -0.19 |
| Dec | 2.72 | 2.74 | -0.02 |
45.59 | 45.44 | 0.15 |