Weather in Oceanside in September
In an average September, Oceanside sees a daily high around 75°F and a low around 66°F, based on 1980–2026 of local climate records.
| Average high | 75°F |
|---|---|
| Typical high range | 69°F to 82°F |
| Average low | 66°F |
| Typical low range | 62°F to 71°F |
| Average daily precipitation | 0.00 in |
September records
The most extreme September on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total September accumulation.
High
Highest
99°F
1988-09-05
Lowest
64°F
1986-09-24
Low
Highest
80°F
2022-09-04
Lowest
57°F
1985-09-12
Feels-like
Highest
124°F
1988-09-04
Lowest
58°F
2010-09-23
Humidity
Highest
21.8 g/m³
1998-09-02
Lowest
9.5 g/m³
2019-09-30
Wind
Highest
18 mph
2022-09-04
Lowest
5 mph
2005-09-30
Gust
Highest
32 mph
1986-09-25
Lowest
12 mph
1999-09-30
Precip
Wettest
1.00 in
1986
Driest
0.00 in
1992
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