Climate at a Glance

National 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 September 2021. For more information, please see Climatological Rankings.


Contiguous U.S.

Precipitation Rankings, October 1978

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
October 1978
1-Month
1.11"
(28.19mm)
2.16"
(54.86mm)
-1.05"
(-26.67mm)
4th Driest Driest since: 1963 1952
123rd Wettest Wettest since: 1977 2009
Sep–Oct 1978
2-Month
3.55"
(90.17mm)
4.65"
(118.11mm)
-1.10"
(-27.94mm)
11th Driest Driest since: 1963 1952
116th Wettest Wettest since: 1977 2018
Ties: 1917
Aug–Oct 1978
3-Month
6.32"
(160.53mm)
7.27"
(184.66mm)
-0.95"
(-24.13mm)
16th Driest Driest since: 1963 1952
111th Wettest Wettest since: 1977 2018
Jul–Oct 1978
4-Month
9.07"
(230.38mm)
10.05"
(255.27mm)
-0.98"
(-24.89mm)
22nd Driest Driest since: 1963 1952
105th Wettest Wettest since: 1977 1941
Jun–Oct 1978
5-Month
11.62"
(295.15mm)
12.97"
(329.44mm)
-1.35"
(-34.29mm)
19th Driest Driest since: 1963 1952
108th Wettest Wettest since: 1977 1941
May–Oct 1978
6-Month
15.26"
(387.60mm)
15.88"
(403.35mm)
-0.62"
(-15.75mm)
36th Driest Driest since: 1966 1952
91st Wettest Wettest since: 1977 1941
Apr–Oct 1978
7-Month
17.80"
(452.12mm)
18.40"
(467.36mm)
-0.60"
(-15.24mm)
39th Driest Driest since: 1976 1952
88th Wettest Wettest since: 1977 1941
Ties: 1902
Mar–Oct 1978
8-Month
20.06"
(509.52mm)
20.91"
(531.11mm)
-0.85"
(-21.59mm)
33rd Driest Driest since: 1966 1956
94th Wettest Wettest since: 1977 2019
Feb–Oct 1978
9-Month
21.83"
(554.48mm)
23.04"
(585.22mm)
-1.21"
(-30.74mm)
26th Driest Driest since: 1966 1934
101st Wettest Wettest since: 1977 2019
Jan–Oct 1978
10-Month
25.01"
(635.25mm)
25.36"
(644.14mm)
-0.35"
(-8.89mm)
49th Driest Driest since: 1977 1934
78th Wettest Wettest since: 1975 2019
Dec 1977–Oct 1978
11-Month
27.73"
(704.34mm)
27.70"
(703.58mm)
0.03"
(0.76mm)
60th Driest Driest since: 1977 1931
66th Wettest Wettest since: 1975 2019
Ties: 1896
Nov 1977–Oct 1978
12-Month
30.59"
(776.99mm)
29.93"
(760.22mm)
0.66"
(16.77mm)
74th Driest Driest since: 1977 1934
52nd Wettest Wettest since: 1975 2019
Ties: 1935
May 1977–Oct 1978
18-Month
47.27"
(1,200.66mm)
45.83"
(1,164.08mm)
1.44"
(36.58mm)
81st Driest Driest since: 1977 1931
45th Wettest Wettest since: 1975 2019
Nov 1976–Oct 1978
24-Month
57.92"
(1,471.17mm)
59.90"
(1,521.46mm)
-1.98"
(-50.29mm)
32nd Driest Driest since: 1977 1931
93rd Wettest Wettest since: 1976 2019
Nov 1975–Oct 1978
36-Month
86.15"
(2,188.21mm)
89.86"
(2,282.44mm)
-3.71"
(-94.23mm)
25th Driest Driest since: 1968 1956
99th Wettest Wettest since: 1977 2019
Nov 1974–Oct 1978
48-Month
119.39"
(3,032.51mm)
119.78"
(3,042.41mm)
-0.39"
(-9.90mm)
53rd Driest Driest since: 1969 1956
70th Wettest Wettest since: 1977 2019
Nov 1973–Oct 1978
60-Month
151.67"
(3,852.42mm)
149.66"
(3,801.36mm)
2.01"
(51.06mm)
73rd Driest Driest since: 1972 1934
49th Wettest Wettest since: 1977 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2021, retrieved on October 18, 2021 from https://www.ncdc.noaa.gov/cag/