Oceanside weather records
Record high and low temperatures for Oceanside, by month, by season, and all-time, with the dates they occurred, across 1980–2026 of daily climate history. Its hottest day on record reached 99°F on 1988-09-05; its coldest fell to 38°F on 1990-12-23.
Records by month
The warmest (▲) and coldest (▼) both the daytime high and the overnight low have ever been in each calendar month, so each column shows its record high and its record low. Tap a month for its full averages and typical range.
| Month | Daytime high | Overnight low |
|---|---|---|
| January | 81°F2018-01-29
51°F2001-01-27
|
62°F2021-01-20
38°F2007-01-14
|
| February | 80°F2015-02-12
49°F1987-02-25
|
62°F2026-02-28
39°F1990-02-15
|
| March | 85°F2015-03-14
53°F2006-03-11
|
66°F2015-03-15
43°F2000-03-06
|
| April | 90°F1989-04-05
54°F1999-04-07
|
68°F2004-04-27
45°F1999-04-02
|
| May | 90°F2014-05-14
58°F2003-05-08
|
69°F2004-05-03
50°F2003-05-10
|
| June | 91°F2016-06-20
60°F1999-06-03
|
71°F2008-06-21
54°F2011-06-02
|
| July | 94°F2018-07-06
64°F2010-07-04
|
74°F2006-07-25
59°F1998-07-04
|
| August | 90°F1991-08-12
66°F2010-08-30
|
76°F2013-08-31
60°F2010-08-29
|
| September | 99°F1988-09-05
64°F1986-09-24
|
80°F2022-09-04
57°F1985-09-12
|
| October | 97°F2017-10-24
61°F2002-10-26
|
76°F2015-10-10
52°F2021-10-19
|
| November | 89°F2016-11-09
54°F1985-11-12
|
67°F2010-11-03
44°F1994-11-20
|
| December | 79°F1980-12-30
48°F1990-12-22
|
63°F2014-12-02
38°F1990-12-23
|
Records by season
The warmest (▲) and coldest (▼) both the daytime high and the overnight low have reached in each meteorological season (Northern Hemisphere, each a three-month span).
| Season | Daytime high | Overnight low |
|---|---|---|
| Winter (Dec–Feb) | 81°F2018-01-29
48°F1990-12-22
|
63°F2014-12-02
38°F1990-12-23
|
| Spring (Mar–May) | 90°F1989-04-05
53°F2006-03-11
|
69°F2004-05-03
43°F2000-03-06
|
| Summer (Jun–Aug) | 94°F2018-07-06
60°F1999-06-03
|
76°F2013-08-31
54°F2011-06-02
|
| Autumn (Sep–Nov) | 99°F1988-09-05
54°F1985-11-12
|
80°F2022-09-04
44°F1994-11-20
|
All-time records
The most extreme value Oceanside has recorded for each metric across its entire history.
High
Low
Feels-like
Humidity
Wind
Gust
Precip
For rainfall, the “driest” figure is the longest run of consecutive days without measurable rain, dated to when that dry spell began.