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Weather & Climate

Oceanside, California, United States

Overview

Climate data and monthly weather averages for Oceanside.

Key Metrics

Annual Avg
17.4°C
Summer Avg
20°C
Winter Avg
14.6°C
Record High
34.6°C
Record Low
6.8°C
Annual Precipitation
313.5 mm
Avg Humidity
73%
Summer Humidity
76%
Winter Humidity
70%

Monthly Averages

MonthHigh (°C)Avg (°C)Low (°C)Rain (mm)Humidity (%)Sunshine (h)Wind (kph)
Jan25.5°14.7°6.8°58.669%10169.7
Feb26°14.3°7.9°6872%11556.7
Mar27.9°14.8°9.1°33.575%16749.9
Apr28.7°15.4°8.5°21.376%19543.1
May29.8°16.5°11.2°8.478%21537
Jun30.6°18°12.2°4.578%21927.2
Jul33°20.6°13.4°3.776%22926.2
Aug31.6°21.4°14.1°3.173%21926.2
Sep34.6°21.4°14.5°5.172%17930.5
Oct34.5°19.6°13.4°17.171%14343.8
Nov29.8°17.3°8.7°27.668%10747.2
Dec24.9°14.8°8.1°62.669%9052

Frequently Asked Questions

Sources: NASA POWER · Last updated: 2025

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