Allentown, PA

4 October 2026: 2026 so far brought 29.96 in of precipitation in Allentown, PA, the driest 1 January to 4 October since 2007, 21st driest of 105.

Sunday 4 October 2026

High: 61°F; Coldest since 2022; 21st coldest of 104
Low: 51°F; Warmest since 2024; 32nd warmest of 104

No measurable precipitation in Allentown, PA for 6 days to Sunday 4 October 2026.

Every 4 October high in Allentown, PA since 1923: 61°F in 2026; the highest is 86°F, in 2007 and 1926.

Normal range, 55.7 to 80.1°F

Every year as a table

Every 4 October low in Allentown, PA since 1922: 51°F in 2026; the lowest is 29°F, in 1996 and 1974.

Year	High, °F	Low, °F
2026	61	51
2025	82	46
2024	72	51
2023	83	55
2022	52	44
2021	78	61
2020	67	38
2019	64	43
2018	81	53
2017	79	45
2016	68	50
2015	65	48
2014	67	44
2013	85	57
2012	73	54
2011	64	46
2010	52	48
2009	71	48
2008	60	40
2007	86	57
2006	78	54
2005	79	60
2004	71	40
2003	53	40
2002	73	62
2001	80	50
2000	79	46
1999	66	49
1998	52	48
1997	75	53
1996	56	29
1995	72	64
1994	60	40
1993	71	43
1992	67	49
1991	80	55
1990	70	50
1989	58	42
1988	61	45
1987	56	40
1986	80	66
1985	62	53
1984	65	45
1983	83	50
1982	76	54
1981	62	38
1980	63	47
1979	72	55
1978	65	55
1977	68	44
1976	73	47
1975	72	42
1974	59	29
1973	79	54
1972	72	42
1971	68	58
1970	60	39
1969	70	47
1968	60	42
1967	84	51
1966	74	43
1965	53	39
1964	67	44
1963	65	44
1962	65	58
1961	57	37
1960	63	39
1959	83	59
1958	68	48
1957	66	37
1956	60	49
1955	71	44
1954	80	67
1953	78	44
1952	64	35
1951	79	62
1950	67	43
1949	74	49
1948	69	36
1947	73	42
1946	81	44
1945	57	30
1944	56	40
1943	61	46
1942	58	41
1941	84	65
1940	67	46
1939	60	52
1938	67	34
1937	69	51
1936	68	37
1935	64	45
1934	61	46
1933	66	40
1932	74	54
1931	82	55
1930	65	37
1929	56	41
1928	77
1927	78	66
1926	86	60
1925	62	53
1924	72	44
1923	70	37
1922		56

The forecast

Date	High	Low
6 October	63°FRecord 89°F, 1941	43°FRecord 31°F, 1996, 1968, 1958
7 October	Record 87°F, 1946	Record 32°F, 1958

The month and the year

Every year's 1 to 4 October in Allentown, PA, ranked by its mean temperature: October 2026 so far is the 19th warmest of 99.

Every year, ranked, as a table

Rank	Year	Mean, °F
1	1927	74.5
2	1954	73.8
3	1986	69.9
4	2002	68.8
5	1959	67.9
6	2018	67.8
7	2023	67.6
8	2013	67.1
8	2007	67.1
8	1941	67.1
11	2019	66.8
12	1926	66.4
13	1991	66.3
14	1971	65.6
14	1951	65.6
16	1983	64.9
16	1950	64.9
18	1931	64.5
19	2026	64.4
20	1979	64.1
21	2005	63.3
22	1973	63.1
23	1995	62.9
24	2024	62.8
24	1968	62.8
26	1982	62.6
26	1932	62.6
28	2014	62.5
29	1969	62.3
30	2012	61.8
31	2001	61.6
31	1980	61.6
33	2021	61.5
34	1953	61.4
35	1988	61.3
36	2006	61.1
37	2016	60.1
38	1967	59.8
39	2025	59.6
39	2000	59.6
41	1976	59.4
41	1948	59.4
43	1978	59
44	1977	58.8
45	1962	58.6
46	1943	58.3
47	1985	58
47	1963	58
47	1949	58
47	1933	58
51	2017	57.9
52	1999	57.6
52	1989	57.6
54	2004	57.5
55	1955	57
56	1990	56.6
56	1940	56.6
58	1961	56.4
59	1923	56.1
60	1964	56
60	1936	56
62	2009	55.8
63	1956	55.6
64	2010	55.3
64	1992	55.3
66	1925	55.1
67	1935	55
68	2020	54.9
69	1957	54.8
69	1946	54.8
71	1970	54.6
71	1965	54.6
71	1952	54.6
74	1975	54.5
75	1993	54.4
76	1942	54.1
77	1972	53.6
78	1997	53.5
79	2015	53.4
79	2011	53.4
79	1947	53.4
79	1934	53.4
83	2008	53
84	1994	52.8
85	1984	52.5
85	1958	52.5
85	1944	52.5
88	1996	52.4
89	1960	52
90	2022	51.5
91	1945	51.4
92	1987	51.3
92	1966	51.3
94	1981	51
95	1938	50.5
96	1998	50.1
97	1930	49.8
98	2003	47.1
99	1974	45.1

Every day as a table

Daily highs and lows in Allentown, PA, 1 to 4 October 2026, with each date's record range and its 1991 to 2020 normal range.

Day	High, °F	Low, °F	Record high	Year	Record low	Year	Normal high	Normal low
1 October 2026	80	59	89	1927	33	1993	70	47.5
2 October 2026	84	58	93	2019	32	1997	69	47
3 October 2026	72	50	84	2023	32	2003	72.5	48
4 October 2026	61	51	86	2007	29	1996	71	48

The warmest, coldest and wettest on this date

The 20 warmest 4 October highs in Allentown, PA since 1923.
Rank	Year	High, °F
1	2007	86
1	1926	86
3	2013	85
4	1967	84
4	1941	84
6	2023	83
6	1983	83
6	1959	83
9	2025	82
9	1931	82
11	2018	81
11	1946	81
13	2001	80
13	1991	80
13	1986	80
13	1954	80
17	2017	79
17	2005	79
17	2000	79
17	1973	79

The 20 coldest 4 October lows in Allentown, PA since 1922.
Rank	Year	Low, °F
1	1996	29
1	1974	29
3	1945	30
4	1938	34
5	1952	35
6	1948	36
7	1961	37
7	1957	37
7	1936	37
7	1930	37
7	1923	37
12	2020	38
12	1981	38
14	1970	39
14	1965	39
14	1960	39
17	2008	40
17	2004	40
17	2003	40
17	1994	40

The 20 wettest 4 October days in Allentown, PA since 1912.
Rank	Year	Precipitation, in
1	2022	2.08
2	1927	1.70
3	1962	0.78
4	1999	0.76
5	2006	0.64
6	2010	0.48
7	2014	0.29
8	1986	0.20
9	2003	0.19
9	2002	0.19
11	2021	0.18
12	1990	0.17
12	1978	0.17
12	1956	0.17
15	1941	0.16
16	2013	0.15
16	2000	0.15
18	1998	0.09
19	1987	0.08
20	2012	0.04

Every answer in words

Sunday 4 October 2026: a high of 61°F in Allentown, PA, the coldest 4 October day since 2022, tied 21st coldest of 104 (with 1988, 1943 and 1934).
Sunday 4 October 2026: a low of 51°F in Allentown, PA, the warmest 4 October night since 2024, tied 32nd warmest of 104 (with 2024, 1967 and 1937).
Forecast for Tuesday 6 October 2026: a high of 63°F in Allentown, PA, which would be the coldest 6 October day since 2010, tied 26th coldest of 103 (with 2008 and 2004) (National Weather Service forecast).
Forecast for Tuesday 6 October 2026: a low of 43°F in Allentown, PA, which would be the coldest 6 October night since 2024, tied 35th coldest of 105 (with 2024, 2022, 2016 and 5 other years) (National Weather Service forecast).
Allentown, PA on 6 October: record high 89°F (1941), record low 31°F (1996, 1968 and 1958).
Allentown, PA on 7 October: record high 87°F (1946), record low 32°F (1958).
October 2026 so far averaged 64.4°F in Allentown, PA, the warmest 1 to 4 October since 2023, 19th warmest of 99.
October 2026 so far brought a trace of precipitation in Allentown, PA, the driest 1 to 4 October since 2025, tied 26th driest of 113 (with 2004, 1991, 1975 and 7 other years).
Fall 2026 so far averaged 66.8°F in Allentown, PA, the warmest 1 September to 4 October since 2019, 13th warmest of 103.
Fall 2026 so far brought 4.44 in of precipitation in Allentown, PA, the wettest 1 September to 4 October since 2022, tied 45th wettest of 111 (with 1946).
2026 so far averaged 55.6°F in Allentown, PA, the warmest 1 January to 4 October since 2025, tied 32nd warmest of 100 (with 1939).
The 30 days to Sunday 4 October 2026 brought 2.95 in of precipitation in Allentown, PA, the driest 30 days to 4 October since 2025, 40th driest of 111.
The 60 days to Sunday 4 October 2026 brought 7.82 in of precipitation in Allentown, PA, the driest 60 days to 4 October since 2025, 57th driest of 109.
The 90 days to Sunday 4 October 2026 brought 11.59 in of precipitation in Allentown, PA, the driest 90 days to 4 October since 2025, 43rd driest of 108.
Allentown, PA has had 17 days at 90°F or above in 2026 through 4 October, the most by that date since 2024, tied 46th most of 102 (with 1973, 1964, 1945 and 1 other year).
Allentown, PA has had 1 day at 100°F or above in 2026 through 4 October, the most by that date since 2011, tied 10th most of 102 (with 2010, 1999, 1949 and 3 other years).
Allentown, PA has had 75 freezing nights (a low of 32°F or below) in 2026 through 4 October, the most by that date since 2025, tied 66th most of 104 (with 2016, 2010 and 1974).
The last freeze of spring 2026 in Allentown, PA came on Tuesday 21 April 2026, the latest since 2024, tied 60th latest of 104 (with 2014, 1961 and 1951).

Nearby

Belvidere, NJ 22.7 mi
Reading, PA 33.0 mi
Mount Pocono, PA 33.9 mi
Trenton, NJ 42.0 mi
Avoca, PA 49.4 mi
Lehigh County, PA county average
Pennsylvania every city and county

All-time records

About these figures

Daily records for Allentown, PA run from 1912 to 4 October 2026, with 4209 days missing; current station ALLENTOWN LEHIGH VALLEY INTERNATIONAL AIRPORT.

Our calculation from NOAA records for Allentown, PA, 1912 to 2026. Preliminary until NOAA's final data.