| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.90 | 3.00 | -0.10 |
| Feb | 2.93 | 2.92 | 0.01 |
| Mar | 4.50 | 4.40 | 0.10 |
| Apr | 5.12 | 4.92 | 0.20 |
| May | 5.28 | 4.85 | 0.43 |
| Jun | 3.74 | 3.70 | 0.04 |
| Jul | 3.80 | 3.72 | 0.08 |
| Aug | 3.37 | 3.11 | 0.26 |
| Sep | 3.56 | 3.48 | 0.08 |
| Oct | 3.79 | 3.71 | 0.08 |
| Nov | 4.27 | 4.32 | -0.05 |
| Dec | 3.48 | 3.45 | 0.03 |
46.74 | 45.58 | 1.16 |