September Precipitation, Snowfall Records & Averages

Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

September Normal Daily Precipitation (1991-2020)
Daily Precipitation Records (1930-2024)
Day	Normal Precipitation	Record Precipitation	Date
1	.05	1.14	1966
2	.05	3.63	2024
3	.06	1.69	1986
4	.05	3.29	1986
5	.06	3.60	1944
6	.05	1.51	1962
7	.06	2.09	1932
8	.05	1.44	1989
9	.06	1.58	1990
10	.06	2.26	1980
11	.06	0.82	1981
12	.06	1.98	1975
13	.06	0.85	1933
14	.06	0.73	1995
15	.05	1.66	1958
16	.05	0.79	1974
17	.06	1.50	1936
18	.05	1.50	1988
19	.05	1.77	1946
20	.05	0.38	1965
21	.06	1.74	1978
22	.06	2.98	1932
23	.05	1.95	1980
24	.06	1.77	1961
25	.05	1.50	1936
26	.06	1.23	2017
27	.05	1.23	1980
28	.06	4.66	2012
29	.05	0.84	1932
30	.06	1.26	1941
MONTH	1.66

September Normal Daily Precipitation (1991-2020)
Daily Precipitation Records (1930-2024)

Day

Normal Precipitation

Record Precipitation

Date

.05

1.14

1966

.05

3.63

2024

.06

1.69

1986

.05

3.29

1986

.06

3.60

1944

.05

1.51

1962

.06

2.09

1932

.05

1.44

1989

.06

1.58

1990

.06

2.26

1980

.06

0.82

1981

.06

1.98

1975

.06

0.85

1933

.06

0.73

1995

.05

1.66

1958

.05

0.79

1974

.06

1.50

1936

.05

1.50

1988

.05

1.77

1946

.05

0.38

1965

.06

1.74

1978

.06

2.98

1932

.05

1.95

1980

.06

1.77

1961

.05

1.50

1936

.06

1.23

2017

.05

1.23

1980

.06

4.66

2012

.05

0.84

1932

.06

1.26

1941

MONTH

1.66