Climate at a Glance
Statewide Rankings
Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of April 2022. For more information, please see Climatological Rankings.
Maryland
Precipitation Rankings, October 2021
View Period (Months):All1234567891011121824364860
Download:
| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2021) |
Wettest/Driest Since |
Record |
|---|---|---|---|---|---|---|
|
October 2021 1-Month |
3.47" (88.14mm) | 3.11" (78.99mm) |
0.36" (9.15mm) | 76th Driest | Driest since: 2016 | 1963 |
| 52nd Wettest | Wettest since: 2020 | 1976 | ||||
|
Sep–Oct 2021 2-Month |
9.56" (242.82mm) | 6.68" (169.67mm) |
2.88" (73.15mm) | 109th Driest | Driest since: 2020 | 1941 |
| 19th Wettest | Wettest since: 2018 | 1999 | ||||
|
Aug–Oct 2021 3-Month |
15.40" (391.16mm) | 11.06" (280.92mm) |
4.34" (110.24mm) | 111th Driest | Driest since: 2019 | 1930 |
| 17th Wettest | Wettest since: 2020 | 2011 | ||||
|
Jul–Oct 2021 4-Month |
19.74" (501.40mm) | 15.24" (387.10mm) |
4.50" (114.30mm) | 109th Driest | Driest since: 2019 | 1930 |
| 19th Wettest | Wettest since: 2020 | 2018 | ||||
|
Jun–Oct 2021 5-Month |
23.53" (597.66mm) | 19.09" (484.89mm) |
4.44" (112.77mm) | 110th Driest | Driest since: 2019 | 1930 |
| 18th Wettest | Wettest since: 2020 | 2018 | ||||
|
May–Oct 2021 6-Month |
26.93" (684.02mm) | 22.82" (579.63mm) |
4.11" (104.39mm) | 105th Driest | Driest since: 2019 | 1930 |
| 23rd Wettest | Wettest since: 2020 | 2018 | ||||
|
Apr–Oct 2021 7-Month |
29.68" (753.87mm) | 26.30" (668.02mm) |
3.38" (85.85mm) | 99th Driest | Driest since: 2019 | 1930 |
| 29th Wettest | Wettest since: 2020 | 2018 | ||||
|
Mar–Oct 2021 8-Month |
33.10" (840.74mm) | 30.08" (764.03mm) |
3.02" (76.71mm) | 92nd Driest | Driest since: 2019 | 1930 |
| 36th Wettest | Wettest since: 2020 | 2018 | ||||
|
Feb–Oct 2021 9-Month |
37.44" (950.98mm) | 32.97" (837.44mm) |
4.47" (113.54mm) | 103rd Driest | Driest since: 2019 | 1930 |
| 25th Wettest | Wettest since: 2020 | 2018 | ||||
|
Jan–Oct 2021 10-Month |
39.52" (1,003.81mm) | 36.33" (922.78mm) |
3.19" (81.03mm) | 95th Driest | Driest since: 2019 | 1930 |
| 33rd Wettest | Wettest since: 2020 | 2018 | ||||
|
Dec 2020–Oct 2021 11-Month |
44.93" (1,141.22mm) | 39.61" (1,006.09mm) |
5.32" (135.13mm) | 103rd Driest | Driest since: 2019 | 1930 |
| 24th Wettest | Wettest since: 2020 | 1979 | ||||
|
Nov 2020–Oct 2021 12-Month |
49.69" (1,262.13mm) | 42.60" (1,082.04mm) |
7.09" (180.09mm) | 112th Driest | Driest since: 2020 | 1930 |
| 15th Wettest | Wettest since: 2018 | 2003 | ||||
|
May 2020–Oct 2021 18-Month |
78.33" (1,989.58mm) | 65.38" (1,660.65mm) |
12.95" (328.93mm) | 119th Driest | Driest since: 2020 | 1930 |
| 8th Wettest | Wettest since: 2019 | 2019 | ||||
|
Nov 2019–Oct 2021 24-Month |
97.66" (2,480.56mm) | 85.12" (2,162.05mm) |
12.54" (318.51mm) | 113th Driest | Driest since: 2020 | 1931 |
| 13th Wettest | Wettest since: 2019 | 2004 | ||||
|
Nov 2018–Oct 2021 36-Month |
146.98" (3,733.29mm) | 127.68" (3,243.07mm) |
19.30" (490.22mm) | 120th Driest | Driest since: 2018 | 1931 |
| 5th Wettest | Wettest since: 2020 | 2005 | ||||
|
Nov 2017–Oct 2021 48-Month |
202.59" (5,145.79mm) | 170.17" (4,322.32mm) |
32.42" (823.47mm) | 123rd Driest | Driest since: 2020 | 1966 |
| 1st Wettest | Wettest to Date | 2021 | ||||
|
Nov 2016–Oct 2021 60-Month |
245.10" (6,225.54mm) | 212.67" (5,401.82mm) |
32.43" (823.72mm) | 121st Driest | Driest since: 2020 | 1966 |
| 2nd Wettest | Wettest since: 1975 | 1975 |
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published May 2022, retrieved on May 21, 2022 from https://www.ncdc.noaa.gov/cag/