Aurora, Illinois, United States weather records
Record high and low temperatures for Aurora, Illinois, United States, by month, by season, and all-time, with the dates they occurred, across 1981–2026 of daily climate history. Its hottest day on record reached 105°F on 2005-07-24; its coldest fell to -38°F on 1982-01-17.
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 | 62°F1997-01-04
-14°F2019-01-30
|
41°F2013-01-29
-38°F1982-01-17
|
| February | 70°F2024-02-27
-7°F1996-02-02
|
46°F1994-02-19
-26°F1996-02-03
|
| March | 81°F2012-03-21
9°F2019-03-04
|
62°F1998-03-30
-17°F2002-03-04
|
| April | 83°F2003-04-15
28°F1997-04-08
|
64°F2002-04-16
12°F1982-04-07
|
| May | 94°F2018-05-27
41°F1981-05-10
|
70°F2006-05-29
25°F1989-05-06
|
| June | 102°F1988-06-25
55°F1985-06-11
|
76°F2025-06-22
35°F2003-06-01
|
| July | 105°F2005-07-24
65°F2009-07-01
|
79°F2019-07-19
49°F1984-07-07
|
| August | 102°F1988-08-01
59°F1987-08-25
|
77°F1988-08-03
42°F1986-08-28
|
| September | 96°F2000-09-01
50°F1984-09-27
|
75°F2011-09-02
32°F1984-09-29
|
| October | 89°F2025-10-03
33°F2019-10-31
|
69°F2019-10-01
18°F2019-10-31
|
| November | 74°F2022-11-10
18°F1986-11-13
|
60°F2024-11-04
2°F1995-11-12
|
| December | 68°F2012-12-03
-12°F1983-12-24
|
57°F2015-12-13
-32°F1983-12-19
|
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) | 70°F2024-02-27
-14°F2019-01-30
|
57°F2015-12-13
-38°F1982-01-17
|
| Spring (Mar–May) | 94°F2018-05-27
9°F2019-03-04
|
70°F2006-05-29
-17°F2002-03-04
|
| Summer (Jun–Aug) | 105°F2005-07-24
55°F1985-06-11
|
79°F2019-07-19
35°F2003-06-01
|
| Autumn (Sep–Nov) | 96°F2000-09-01
18°F1986-11-13
|
75°F2011-09-02
2°F1995-11-12
|
All-time records
The most extreme value Aurora has recorded for each metric across its entire history.
High
Low
Feels-like
Humidity
Wind
Precip
For rainfall, the “driest” figure is the longest run of consecutive days without measurable rain, dated to when that dry spell began.