October 18 - NEWPORT BEACH - Weather History and Averages

Station: NEWPORT BEACH (1977 to 1996)
Country: US
State: CA
Latitude: 33.6
Longitude: -117.88

High Temperatures

On October 18 in NEWPORT BEACH the average high temperature is 66.3 °F (19.1 °C). The lowest recored high temperature was 57.9 °F (14.4 °C) in 1994 and the highest recored high temperature was 68.9 °F (20.5 °C) in 1988. The high temperature is usually^* between 64.6 °F (18.1 °C) and 68.1 °F (20.0 °C). About a quarter of the time, the high temperature is less than 64.6 °F (18.1 °C), and another quarter of the time, the high temperature is greater than and 68.1 °F (20.0 °C). About 95% of the time, the high temperature has been between 61.4 °F (16.3 °C) and 71.3 °F (21.8 °C).

Low Temperatures

On October 18 in NEWPORT BEACH the average low temperature is 58.0 °F (14.5 °C). The lowest recored low temperature was 11.8 °F (-11.2 °C) in 1994 and the lowest recored low temperature was 64.9 °F (18.3 °C) in 1988. The low temperature is usually^* between 49.7 °F (9.8 °C) and 66.3 °F (19.1 °C). About a quarter of the time, the low temperature is less than 49.7 °F (9.8 °C), and another quarter of the time, the low temperature is greater than and 66.3 °F (19.1 °C). About 95% of the time, the low temperature has been between 33.9 °F (1.1 °C) and 82.1 °F (27.8 °C).

Frost

On October 18 in NEWPORT BEACH expect the temperatures to drop below freezing for a risk of frost about 1.7% 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:

NEWPORT BEACH — Integrated Surface Dataset (ISD) station ID: 722973 — from year 1984 to 1994

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