December 9 - OCEANSIDE HARBOR - Weather History and Averages

Station: OCEANSIDE HARBOR (1981 to 1996)
Country: US
State: CA
Latitude: 33.22
Longitude: -117.4

High Temperatures

On December 9 in OCEANSIDE HARBOR the average high temperature is 63.6 °F (17.6 °C). The lowest recored high temperature was 59.9 °F (15.5 °C) in 1993 and the highest recored high temperature was 67.8 °F (19.9 °C) in 1990. The high temperature is usually^* between 61.5 °F (16.4 °C) and 65.8 °F (18.8 °C). About a quarter of the time, the high temperature is less than 61.5 °F (16.4 °C), and another quarter of the time, the high temperature is greater than and 65.8 °F (18.8 °C). About 95% of the time, the high temperature has been between 57.5 °F (14.2 °C) and 69.8 °F (21.0 °C).

Low Temperatures

On December 9 in OCEANSIDE HARBOR the average low temperature is 51.2 °F (10.6 °C). The lowest recored low temperature was 36.9 °F (2.7 °C) in 1994 and the lowest recored low temperature was 59.9 °F (15.5 °C) in 1989. The low temperature is usually^* between 46.5 °F (8.0 °C) and 55.9 °F (13.3 °C). About a quarter of the time, the low temperature is less than 46.5 °F (8.0 °C), and another quarter of the time, the low temperature is greater than and 55.9 °F (13.3 °C). About 95% of the time, the low temperature has been between 37.6 °F (3.1 °C) and 64.8 °F (18.2 °C).

Frost

On December 9 in OCEANSIDE 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:

OCEANSIDE HARBOR — Integrated Surface Dataset (ISD) station ID: 722929 — from year 1989 to 1995

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