Weather in Oceanside in September

Oceanside, United States averages a high of 24.8°C (76.6°F) and low of 18.4°C (65.1°F) in September, with 1 rain days and 11.5 hours of daily sunshine. Travel score: 93.2/100 (Excellent). The best time to visit Oceanside is August.

High
25°C77°F
Low
18°C65°F
🌧️
1
rain days
☀️
11.5
hrs/day sunshine
💧
78%
humidity
93Excellent

September in Oceanside is warm and dry — ideal for sightseeing and outdoor activities.

What are the average temperatures in Oceanside?

JanFebMarAprMayJunJulAugSep25°18°OctNovDec

How much does it rain in Oceanside in September?

Oceanside receives an average of 5.9mm of rainfall across 1 rainy days in September. The annual total is 347.7mm.

JanFebMarAprMayJunJulAugSep1dOctNovDec

What should I pack for Oceanside in September?

Essentials

👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 25°C
🧴
Sunscreen SPF 30+
12 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun

Traveling to United States in September?

Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.

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How can I plan my trip to Oceanside?

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What is the weather like in other months in Oceanside?

Data based on 1994–2024 averages · Last updated: 2024-12-31