Weather Almanac: Oswego, IL 60543

🗓️ Historical norms for July 2025

Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.

July avg. precipitation

🌧️ 3.90"

July days below freezing

📉 ≈0.0 days

Average July lows 63°F – 67°F

USDA Zone

5b

Annual extreme lows -15°F to -10°F

Last Spring Frost (36°F)

🌷 May 7

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First Fall Frost (36°F)

🍂 Oct 3

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F: Forecast

H: Normal High Temp

L: Normal Low Temp

Sunday

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

Tue. July 1

🌅 5:22 a.m.

H: 77°F – 91°F

L: 58°F – 71°F

🌇 8:31 p.m.

Wed. July 2

🌅 5:23 a.m.

H: 77°F – 91°F

L: 58°F – 71°F

🌇 8:31 p.m.

Thu. July 3

🌅 5:23 a.m.

H: 78°F – 91°F

L: 58°F – 71°F

🌇 8:31 p.m.

Fri. July 4 Independence Day

🌅 5:24 a.m.

H: 78°F – 91°F

L: 58°F – 71°F

🌇 8:30 p.m.

Sat. July 5

🌅 5:25 a.m.

H: 78°F – 91°F

L: 58°F – 71°F

🌇 8:30 p.m.

Sun. July 6

🌅 5:25 a.m.

H: 78°F – 91°F

L: 59°F – 71°F

🌇 8:30 p.m.

Mon. July 7

🌅 5:26 a.m.

H: 78°F – 91°F

L: 59°F – 71°F

🌇 8:29 p.m.

Tue. July 8

🌅 5:27 a.m.

H: 78°F – 91°F

L: 59°F – 71°F

🌇 8:29 p.m.

Wed. July 9

🌅 5:27 a.m.

H: 78°F – 91°F

L: 59°F – 71°F

🌇 8:29 p.m.

Thu. July 10

🌅 5:28 a.m.

H: 78°F – 91°F

L: 59°F – 71°F

🌇 8:28 p.m.

Fri. July 11

🌅 5:29 a.m.

H: 78°F – 91°F

L: 59°F – 71°F

🌇 8:28 p.m.

Sat. July 12

🌅 5:30 a.m.

H: 78°F – 91°F

L: 59°F – 71°F

🌇 8:27 p.m.

Sun. July 13

🌅 5:30 a.m.

H: 78°F – 91°F

L: 59°F – 71°F

🌇 8:27 p.m.

Mon. July 14

🌅 5:31 a.m.

H: 78°F – 91°F

L: 59°F – 71°F

🌇 8:26 p.m.

Tue. July 15

🌅 5:32 a.m.

H: 78°F – 91°F

L: 59°F – 71°F

🌇 8:25 p.m.

Wed. July 16

🌅 5:33 a.m.

H: 78°F – 91°F

L: 59°F – 71°F

🌇 8:25 p.m.

Thu. July 17

🌅 5:34 a.m.

H: 78°F – 91°F

L: 59°F – 71°F

🌇 8:24 p.m.

Fri. July 18

🌅 5:34 a.m.

H: 78°F – 90°F

L: 59°F – 71°F

🌇 8:23 p.m.

Sat. July 19

🌅 5:35 a.m.

H: 78°F – 90°F

L: 59°F – 71°F

🌇 8:23 p.m.

Sun. July 20

🌅 5:36 a.m.

H: 78°F – 90°F

L: 59°F – 71°F

🌇 8:22 p.m.

Mon. July 21

🌅 5:37 a.m.

H: 77°F – 90°F

L: 59°F – 71°F

🌇 8:21 p.m.

Tue. July 22

🌅 5:38 a.m.

H: 77°F – 90°F

L: 59°F – 71°F

🌇 8:20 p.m.

Wed. July 23

🌅 5:39 a.m.

H: 77°F – 90°F

L: 59°F – 71°F

🌇 8:19 p.m.

Thu. July 24

🌅 5:40 a.m.

H: 77°F – 90°F

L: 59°F – 71°F

🌇 8:18 p.m.

Fri. July 25

🌅 5:41 a.m.

H: 77°F – 90°F

L: 59°F – 71°F

🌇 8:17 p.m.

Sat. July 26

🌅 5:42 a.m.

H: 77°F – 90°F

L: 59°F – 71°F

🌇 8:16 p.m.

Sun. July 27

🌅 5:43 a.m.

H: 77°F – 90°F

L: 59°F – 71°F

🌇 8:15 p.m.

Mon. July 28

🌅 5:44 a.m.

H: 77°F – 90°F

L: 59°F – 71°F

🌇 8:14 p.m.

Tue. July 29

🌅 5:45 a.m.

H: 77°F – 90°F

L: 59°F – 71°F

🌇 8:13 p.m.

Wed. July 30

🌅 5:46 a.m.

F: 73°F / 82°F / 65°F

H: 77°F – 90°F

L: 58°F – 71°F

🌇 8:12 p.m.

Thu. July 31

🌅 5:47 a.m.

F: 74°F / 58°F

H: 76°F – 89°F

L: 58°F – 71°F

🌇 8:11 p.m.

Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.

Temperature climatic data from weather station: AURORA (USC00110338)

Precipitation climatic data from weather station: AURORA (USC00110338)

Agricultural climatic data from weather station: AURORA (USC00110338)