May 18 - BURNS HARBOR - Weather History and Averages

Station: BURNS HARBOR (2007 to 2025)
Country: US
State: IN
Latitude: 41.65
Longitude: -87.15

High Temperatures

On May 18 in BURNS HARBOR the average high temperature is 67.2 °F (19.5 °C). The lowest recored high temperature was 50.4 °F (10.2 °C) in 2011 and the highest recored high temperature was 83.1 °F (28.4 °C) in 2019. The high temperature is usually^* between 59.8 °F (15.5 °C) and 74.5 °F (23.6 °C). About a quarter of the time, the high temperature is less than 59.8 °F (15.5 °C), and another quarter of the time, the high temperature is greater than and 74.5 °F (23.6 °C). About 95% of the time, the high temperature has been between 45.9 °F (7.7 °C) and 88.4 °F (31.3 °C).

Low Temperatures

On May 18 in BURNS HARBOR the average low temperature is 53.1 °F (11.7 °C). The lowest recored low temperature was 44.2 °F (6.8 °C) in 2019 and the lowest recored low temperature was 64.4 °F (18.0 °C) in 2015. The low temperature is usually^* between 47.9 °F (8.8 °C) and 58.2 °F (14.6 °C). About a quarter of the time, the low temperature is less than 47.9 °F (8.8 °C), and another quarter of the time, the low temperature is greater than and 58.2 °F (14.6 °C). About 95% of the time, the low temperature has been between 38.1 °F (3.4 °C) and 68.0 °F (20.0 °C).

Frost

On May 18 in BURNS HARBOR expect the temperatures to drop below freezing for a risk of frost about 0.3% of the time.

^{Usually* in this context means around 50% of the
time, assuming a normal distribution of values.}

Data Source(s)

The data used to compute the average high/low temperatures for this location were taken from the following stations:

BURNS HARBOR — Integrated Surface Dataset (ISD) station ID: 997787 — from year 2007 to 2025

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