Monthly climate in Carpentersville, Illinois, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Carpentersville features a humid continental climate (Dfa).Temperatures typically range between -4 °C (25 °F) and 24 °C (75 °F) through the year, but rarely can drop to -34 °C (-29 °F) or can rise to as high as 35 °C (95 °F).The average annual precipitation amounts to about 1156 mm (45.5 inches) and receives 130 rainy days on the 1 mm (0.04 inches) threshold annually.Carpentersville enjoys an average of 2899 hours of sunshine throughout the year, and daylight varies from 9 hours 10 minutes to 15 hours 9 minutes per day.

Monthly average temperatures in Carpentersville, Illinois, United States §

The warmest months in Carpentersville are June, July and August, with daily mean temperatures ranging from 22 to 24 °C (72 - 75 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -4 to 0 °C (25 - 32 °F) throughout the day. On average each year, Carpentersville experiences 85 days above 25 °C (77.0 °F) and 114 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Carpentersville, Illinois, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 14°C
(58°F)
21°C
(70°F)
26°C
(79°F)
29°C
(84°F)
35°C
(95°F)
34°C
(93°F)
35°C
(95°F)
34°C
(93°F)
34°C
(93°F)
31°C
(87°F)
24°C
(76°F)
19°C
(67°F)
Mean maximum 10°C
(51°F)
14°C
(57°F)
21°C
(69°F)
26°C
(80°F)
31°C
(89°F)
33°C
(91°F)
33°C
(92°F)
33°C
(91°F)
32°C
(90°F)
29°C
(84°F)
18°C
(64°F)
15°C
(60°F)
Average high -1°C
(31°F)
1°C
(35°F)
9°C
(48°F)
14°C
(57°F)
21°C
(70°F)
27°C
(80°F)
29°C
(84°F)
27°C
(82°F)
25°C
(77°F)
17°C
(62°F)
7°C
(46°F)
4°C
(39°F)
Daily mean -4°C
(25°F)
-3°C
(27°F)
4°C
(39°F)
9°C
(48°F)
16°C
(61°F)
22°C
(72°F)
24°C
(75°F)
22°C
(73°F)
19°C
(67°F)
12°C
(54°F)
3°C
(38°F)
0°C
(32°F)
Average low -8°C
(18°F)
-8°C
(18°F)
-1°C
(31°F)
4°C
(39°F)
11°C
(52°F)
17°C
(62°F)
19°C
(67°F)
17°C
(64°F)
14°C
(58°F)
7°C
(46°F)
-1°C
(31°F)
-4°C
(25°F)
Mean minimum -23°C
(-10°F)
-23°C
(-10°F)
-12°C
(10°F)
-5°C
(24°F)
2°C
(36°F)
12°C
(54°F)
14°C
(58°F)
11°C
(52°F)
7°C
(44°F)
-1°C
(30°F)
-11°C
(12°F)
-14°C
(7°F)
Minimum -31°C
(-24°F)
-34°C
(-29°F)
-20°C
(-4°F)
-8°C
(18°F)
-2°C
(28°F)
9°C
(49°F)
13°C
(55°F)
9°C
(48°F)
2°C
(36°F)
-5°C
(23°F)
-18°C
(-0°F)
-22°C
(-7°F)

Compare climate in Carpentersville with other places

Compare temperature, precipitation, sunshine, UV index in Carpentersville, Illinois, United States with other places around the world.

Monthly average precipitation in Carpentersville, Illinois, United States §

Carpentersville usually has the most precipitation in May, June and October, with an average of 13 rainy days and 145 mm (5.7 inches) of precipitation per month.The driest months in Carpentersville are February, November and December. On average, 55 mm (2.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Carpentersville, Illinois, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 61 (2.4) 59 (2.3) 81 (3.2) 117 (4.6) 168 (6.6) 140 (5.5) 106 (4.2) 99 (3.9) 91 (3.6) 127 (5.0) 54 (2.1) 53 (2.1)
Average precipitation days (≥ 1 mm) 7 10 10 13 15 14 13 11 10 12 8 7

Monthly sunshine hours in Carpentersville, Illinois, United States §

The sunniest months in Carpentersville are June, July and August, when the sun shines an average of 10 hours 58 minutes a day.Least sunny months in Carpentersville: January, February and December receive an average of 5 hours 13 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Carpentersville, Illinois, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 117 179 229 240 274 322 354 333 274 206 189 177
Mean daily daylight hours 9h 30m 10h 35m 11h 58m 13h 22m 14h 34m 15h 9m 14h 50m 13h 46m 12h 25m 11h 1m 9h 47m 9h 10m

Solar UV radiation in Carpentersville, Illinois, United States §

Carpentersville experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 9 - 10, which corresponds to the Very High category of sun exposure.January, November and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Carpentersville UV Index data.

Average daily maximum UV levels by month for Carpentersville, Illinois, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 3 4 6 8 9 10 10 9 8 6 3 2