As of 06:16 CDT

Theresa, WI weather in September

59°

Theresa, Sunday, 9 August, 06:16

Overcast. Feels like 59°. High 77°, low 59°.

Pressure30.00 inHg

Wind6.5 mph SW

Humidity95%

Visibility6.2 mi

Dew point58°

See detailed hourly forecast

In September, Theresa, WI averages a high of 70.6° and a low of 55.7°. About 2.9 inches of precipitation fall over the month (9 wet days). The record high is 91° (2023) and the record low 31.5° (1993). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	75.9°	60.6°	30%	88° (2011)	46.4° (1967)
2	76.1°	60.8°	22%	90.9° (2008)	46.2° (1974)
3	75.4°	60.8°	23%	91° (2023)	45.3° (1974)
4	75°	59.5°	28%	90° (2023)	42.8° (2025)
5	74.5°	59.2°	22%	87.8° (2023)	46° (1974)
6	74.7°	59.5°	30%	88.2° (1960)	45° (1988)
7	74.5°	59.2°	35%	88.9° (1960)	43.5° (2025)
8	73.4°	58.6°	30%	88.7° (2002)	45.9° (2025)
9	72.9°	57.6°	30%	88° (1983)	43° (1975)
10	72.9°	57.6°	32%	90.3° (2013)	47.3° (1969)
11	73°	57.6°	25%	88.3° (2005)	42.8° (1993)
12	73°	57.6°	32%	87.3° (2005)	42.4° (1964)
13	71.4°	57.7°	33%	87.1° (2005)	41.5° (1964)
14	70.5°	55.9°	38%	82.6° (2024)	42.1° (1975)
15	69.6°	55.6°	27%	85.1° (2024)	40.1° (2007)
16	70.2°	55.2°	23%	85.3° (2024)	41.2° (1964)
17	70.7°	55.6°	33%	84.2° (2018)	44.1° (2011)
18	71.1°	55.4°	28%	83.1° (1988)	43.2° (1973)
19	70.5°	55.8°	47%	85.5° (1978)	39.7° (2020)
20	69.6°	55°	42%	87.1° (2017)	36.7° (1991)
21	67.8°	54.1°	40%	86.7° (2017)	39.9° (1991)
22	66.4°	53.1°	43%	88.9° (2017)	36.3° (1974)
23	66°	51.1°	22%	87.3° (2017)	32.4° (1974)
24	66.4°	51.6°	27%	85.8° (2017)	35.2° (1989)
25	67.3°	52°	33%	85.3° (2017)	38.3° (1985)
26	67.5°	52.2°	30%	82.9° (1998)	38.7° (1984)
27	66°	51.3°	32%	79.9° (1986)	34.3° (1991)
28	64.6°	50.4°	28%	80.4° (1971)	35.4° (1964)
29	65.1°	49.8°	27%	79.5° (2025)	34.3° (1984)
30	65.8°	50.2°	27%	84.7° (1971)	31.5° (1993)