Skip to content
WeatherTotals

Boston rainfall for 2018

Boston picked up 53.32 inches of rain in 2018. Measurable rain, 0.01 inch or more in a day, fell on 143 days at Boston Logan International Airport; the wettest day brought 2.68 inches on Jul 17, 2018. The 1991-2020 normal for a full year is 43.59 inches. The total landed 9.73 inches above the normal, which works out to 22% more. 2018 ranks 8th out of 90 complete years, wettest first, in a record that starts in 1936.

Previous year, 2017Following year, 2019Back to Boston rainfall totals

Boston rainfall for 2018

Boston rainfall for 2018
Year total53.32 inches2018
1991-2020 normal43.59 inchesAverages are 1991-2020 normals from NCEI.
Departure vs normal+9.73 inches (+22%)122% of normal
Year rank8th of 90Complete years from 1936, wettest first
Rain days143
Wettest day2.68 inches

Rain by month in 2018

Measured total1991-2020 normal
Monthly rain totals for 2018. Dark bars show measured amounts, light bars show the 1991-2020 normal for comparison.

Every day with measurable rain in 2018

Every day with measurable rain in 2018: Boston
DateRainfall
0.41 inches
0.33 inches
0.02 inches
0.61 inches
0.02 inches
0.04 inches
0.54 inches
0.75 inches
0.46 inches
0.87 inches
0.78 inches
0.40 inches
0.17 inches
0.57 inches
0.46 inches
1.10 inches
0.45 inches
1.10 inches
0.78 inches
0.36 inches
1.39 inches
0.36 inches
0.01 inches
0.52 inches
0.03 inches
1.17 inches
0.04 inches
0.41 inches
0.03 inches
0.03 inches
0.07 inches
0.13 inches
0.09 inches
0.60 inches
0.10 inches
0.21 inches
0.29 inches
0.06 inches
0.35 inches
0.05 inches
0.28 inches
1.24 inches
0.03 inches
1.15 inches
0.44 inches
0.26 inches
0.53 inches
0.76 inches
0.03 inches
0.50 inches
0.01 inches
0.13 inches
0.20 inches
0.01 inches
0.29 inches
1.38 inches
0.39 inches
0.06 inches
0.98 inches
0.64 inches
0.06 inches
0.60 inches
0.14 inches
0.03 inches
0.17 inches
0.06 inches
2.68 inches
0.01 inches
0.31 inches
0.19 inches
0.35 inches
0.01 inches
1.16 inches
0.09 inches
0.33 inches
0.26 inches
0.01 inches
0.13 inches
0.34 inches
0.62 inches
0.01 inches
0.01 inches
0.06 inches
0.02 inches
0.02 inches
0.03 inches
0.08 inches
0.20 inches
1.00 inches
0.21 inches
0.19 inches
0.09 inches
0.20 inches
0.05 inches
0.54 inches
0.21 inches
0.72 inches
0.23 inches
1.57 inches
0.04 inches
0.06 inches
0.01 inches
0.21 inches
0.20 inches
0.47 inches
0.11 inches
0.08 inches
0.01 inches
0.01 inches
0.07 inches
0.01 inches
0.09 inches
0.01 inches
0.03 inches
1.15 inches
0.71 inches
0.55 inches
0.05 inches
2.30 inches
0.01 inches
0.51 inches
0.12 inches
0.08 inches
0.01 inches
0.06 inches
0.35 inches
0.17 inches
0.02 inches
0.69 inches
0.16 inches
0.65 inches
0.36 inches
0.29 inches
0.25 inches
0.04 inches
0.15 inches
0.03 inches
1.26 inches
0.06 inches
0.21 inches
1.24 inches
0.62 inches
1.35 inches

Daily totals come from Boston Logan International Airport, which appears in GHCN-Daily with records going back to 1936. Station observations are from GHCN-Daily, with a 1-3 day lag and quality checks by NOAA.

Under 17 U.S.C. 105, no copyright attaches to the government-produced figures on this page, including reports, alerts, station observations, and normals, which were created by the National Weather Service and other NOAA offices. The notice that 17 U.S.C. 403 requires appears in this sentence. It does not imply endorsement by or affiliation with those agencies. See: Data sources and attribution.