Weather in Irvine in September
In an average September, Irvine sees a daily high around 81°F and a low around 64°F, based on 1980–2026 of local climate records.
| Average high | 81°F |
|---|---|
| Typical high range | 72°F to 89°F |
| Average low | 64°F |
| Typical low range | 59°F to 69°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
104°F
1988-09-04
Lowest
63°F
1986-09-24
Low
Highest
82°F
1984-09-09
Lowest
53°F
1985-09-12
Feels-like
Highest
152°F
1988-09-03
Lowest
53°F
1986-09-22
Humidity
Highest
21.2 g/m³
1984-09-17
Lowest
5.6 g/m³
2004-09-22
Wind
Highest
14 mph
1986-09-25
Lowest
4 mph
1998-09-01
Gust
Highest
31 mph
1986-09-25
Lowest
13 mph
2009-09-23
Precip
Wettest
1.31 in
1986
Driest
0.00 in
2008
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