| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.00 | 3.01 | -0.01 |
| Feb | 2.51 | 2.45 | 0.06 |
| Mar | 3.60 | 3.67 | -0.07 |
| Apr | 3.38 | 3.54 | -0.16 |
| May | 4.31 | 4.40 | -0.09 |
| Jun | 4.04 | 4.23 | -0.19 |
| Jul | 4.03 | 3.97 | 0.06 |
| Aug | 3.22 | 3.43 | -0.21 |
| Sep | 4.18 | 4.51 | -0.33 |
| Oct | 3.51 | 3.76 | -0.25 |
| Nov | 2.95 | 3.07 | -0.12 |
| Dec | 3.45 | 3.58 | -0.13 |
42.18 | 43.62 | -1.44 |