- Latitude: 43.109
- Longitude: -88.031
High Temperatures
On April 15 in this location the average high temperature is 57.0 °F (13.9 °C). The lowest recored high temperature was 30.2 °F (-1.0 °C) in 2018 and the highest recored high temperature was 88.0 °F (31.1 °C) in 2002. The high temperature is usually* between 48.8 °F (9.3 °C) and 65.3 °F (18.5 °C). About a quarter of the time, the high temperature is less than 48.8 °F (9.3 °C), and another quarter of the time, the high temperature is greater than and 65.3 °F (18.5 °C). About 95% of the time, the high temperature has been between 33.2 °F (0.6 °C) and 80.9 °F (27.2 °C).
Low Temperatures
On April 15 in this location the average low temperature is 37.6 °F (3.1 °C). The lowest recored low temperature was 19.4 °F (-7.0 °C) in 2014 and the lowest recored low temperature was 66.2 °F (19.0 °C) in 2003. The low temperature is usually* between 32.5 °F (0.3 °C) and 42.7 °F (6.0 °C). About a quarter of the time, the low temperature is less than 32.5 °F (0.3 °C), and another quarter of the time, the low temperature is greater than and 42.7 °F (6.0 °C). About 95% of the time, the low temperature has been between 22.8 °F (-5.1 °C) and 52.5 °F (11.4 °C).
Frost
On April 15 in this location expect the temperatures to drop below freezing for a risk of frost about 22.9% of the time.
Data Source(s)
The data used to compute the average high/low temperatures for this location were taken from the following stations:
- GENERAL MITCHELL INTERNATIONA — Integrated Surface Dataset (ISD) station ID: 726400 — Weather Bureau Army Navy (WBAN): 14839 — from year 1948 to 2025
- LAWRENCE J TIMMERMAN AIRPORT — Integrated Surface Dataset (ISD) station ID: 726405 — Weather Bureau Army Navy (WBAN): 94869 — from year 1973 to 2025
- WAUKESHA COUNTY AIRPORT — Integrated Surface Dataset (ISD) station ID: 726409 — Weather Bureau Army Navy (WBAN): 04897 — from year 2006 to 2025
- MILWAUKEE — Integrated Surface Dataset (ISD) station ID: 997342 — from year 2006 to 2025
- WAUKESHA CO — Integrated Surface Dataset (ISD) station ID: 726409 — from year 1998 to 2005
- LAWRENCE J TIMMERMAN — Integrated Surface Dataset (ISD) station ID: 726405 — from year 2000 to 2004
- MILWAUKEE COAST GUARD LIGHT S — Integrated Surface Dataset (ISD) station ID: 726407 — from year 1977 to 1996
- MILWAUKEE NB SIDE PO — Weather Bureau Army Navy (WBAN): 14839 — from year 1965 to 1972
- MILWAUKEE TIMMERMAN — Weather Bureau Army Navy (WBAN): 94869 — from year 1968 to 1972