Springfield Weather in July (1981–2025)

📍 39.79°N, 89.65°W •
📊

July at a Glance in Springfield

(1981–2025)
Avg High
🔥
29.5°C
Avg Low
❄️
19.0°C
Avg Temp
🌡️
24.3°C
Avg Rain
🌧️
105 mm
Avg Humidity
💧
75%
Avg Wind
🌬️
2.2 m/s
Avg Solar
☀️
6.2
kWh/m²/day
vs Annual
📈
+12.9°C
temp difference
🌡️Warm afternoons🌤️Mild mornings☀️Very sunny🌧️Wet month🍃Light winds💦Humid air

Springfield July Weather Overview

July is one of the warmer months of the year in Springfield, with average highs near 29.5°C and lows around 19°C (mean 24.3°C). It is a relatively wet time of year, averaging 105 mm of rainfall and 75% relative humidity across the period.

Springfield July Temperature History (1981–2025)

Range

July is one of the warmer months of the year in Springfield. Across 45 years of records, the warmest July in Springfield was 2012 — when the month averaged 30.5°C — while the coldest was 2009 at 20.9°C. Typical July days reach 29.5°C with nights near 19°C. The long-term trend is warming, about 0.2°C per decade.

1981–1985 vs 2021–2025

Avg Temp23.2°C→24.7°C+1.5°C
Max Temp28.2°C→29.9°C+1.7°C
Min Temp18.3°C→19.5°C+1.2°C

Trend (per decade)

Avg Temp+0.2°C/decade ↗
Max Temp+0.2°C/decade ↗
Min Temp+0.2°C/decade ↗

Distribution of Avg Temp

20.0°C–22.8°C9 yr (20%)
22.8°C–25.5°C27 yr (60%)
25.5°C–28.3°C8 yr (18%)
28.3°C–31.0°C1 yr (2%)

Springfield July Rainfall History (1981–2025)

Range

July is a relatively wet time of year in Springfield, averaging 105 mm of rainfall. The wettest July on record was 1992 with 260 mm, while the driest was 2012 at 20 mm.

Springfield July Humidity History (1981–2025)

Range

Relative humidity in Springfield during July averages 75%. The most humid July was 1993 at 86%, and the least humid was 2012 at 45%.

Springfield July Solar History (1981–2025)

Range

July receives about 6.2 kWh/m²/day of solar energy in Springfield. The sunniest July was 2003 at 7.1 kWh/m²/day, and the cloudiest was 1992 at 5.1.

Springfield July Wind History (1981–2025)

Range

Average wind speed in Springfield during July is 2.2 m/s. The windiest July was 1990 at 2.6 m/s, while the calmest was 2011 at 1.8 m/s.

What July Feels Like in Springfield

🌅
Mild
Morning
🌞
Warm
Afternoon
🌆
Mild
Evening
Rain chanceHigh
Outdoor comfort★★★★☆

How July Ranks in Springfield

🔥1st warmest month of the year
🌧️3rd wettest month of the year
☀️2nd sunniest month of the year

Ranked against the other 11 months using 1981–2025 averages.

Explore Springfield Weather by Month

Springfield July Averages by Decade

Metric1980s1990s2000s2010s2020sChange
Avg Temp24.4°C23.6°C24.0°C24.6°C24.7°C+0.3°C
Avg High29.7°C28.7°C29.6°C29.7°C29.8°C+0.1°C
Avg Low19.1°C18.4°C18.5°C19.5°C19.5°C+0.4°C
Avg Rain104 mm102 mm108 mm91 mm127 mm+23 mm

Extreme July Records in Springfield

🔥Warmest July42.4°C2012
🧊Coldest July9.3°C1983
🌧️Wettest July260 mm1992
🏜️Driest July20 mm2012
🌬️Windiest July2.6 m/s1990

Key Insights for July

✅

July temperatures in Springfield have risen by about 1.5°C between 1981–1985 and 2021–2025.

✅

July has ranged from a record low of 9.3°C (1983) to a record high of 42.4°C (2012).

✅

Rainfall in July is a relatively wet time of year, averaging 105 mm, with a wettest year of 260 mm.

Is July a Good Time to Visit Springfield?

One of the best times to visit Springfield

July is one of the best times to visit Springfield. Expect days averaging 29.5°C and nights around 19°C (mean 24.3°C) — warmer than Springfield's yearly average — with higher rainfall (105 mm), so conditions are generally comfortable for sightseeing and outdoor plans.

See Springfield's complete weather history All 12 months side by side, 1981–2025 records, annual trends and long-term averages in one place. View full history →

Springfield Weather in July — In Depth

☀️ July climate overview

July is one of the warmer months of the year in Springfield, with average highs near 29.5°C and lows around 19°C (mean 24.3°C). It is a relatively wet time of year, averaging 105 mm of rainfall and 75% relative humidity across the period.

🌧️ Rain, humidity & wind in July

July averages 105 mm of rainfall in Springfield, a relatively wet time of year compared with the rest of the year. The wettest July on record saw 260 mm (1992), and the driest just 20 mm (2012). Humidity sits around 75% and average wind speed is 2.2 m/s, with solar radiation averaging 6.2 kWh/m²/day.

📈 How July has changed

Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average July temperatures have risen by about 1.5°C. Daytime highs moved from 28.2°C to 29.9°C and overnight lows from 18.3°C to 19.5°C over the same span.
July Weather in Springfield, Year by Year
🔥 warmest❄️ coldest🌧️ wettest
YearAvg HighAvg TempAvg LowHottest DayColdest DayRainfallHumidityWindSolar
202530.4°C25.9°C21.5°C32.9°C17.2°C156 mm80%1.9 m/s6.1
202429.6°C24.2°C18.8°C33.0°C10.9°C174 mm73%2.1 m/s6
202331.4°C25.4°C19.3°C39.8°C14.7°C91 mm67%1.9 m/s6.4
202230.0°C24.7°C19.5°C36.0°C14.9°C109 mm74%2.2 m/s6
202128.1°C23.2°C18.2°C31.6°C13.0°C120 mm81%1.9 m/s5.9
202029.5°C24.7°C19.9°C32.1°C16.4°C113 mm80%1.9 m/s6.3
201929.2°C24.6°C19.9°C32.2°C13.5°C50 mm82%2.1 m/s6.7
201829.2°C23.9°C18.6°C33.1°C13.3°C111 mm74%2.2 m/s6.5
201731.6°C25.6°C19.5°C36.4°C13.3°C105 mm69%2.2 m/s6.9
201628.7°C24.3°C20.0°C31.4°C13.5°C174 mm83%2 m/s6
201527.7°C23.2°C18.6°C32.1°C13.2°C121 mm84%2 m/s5.6
201426.4°C21.1°C15.8°C30.4°C11.5°C70 mm74%2.3 m/s6.5
201327.0°C22.2°C17.4°C31.9°C9.6°C72 mm80%2.1 m/s6.2
2012 🔥37.7°C30.5°C23.3°C42.4°C18.3°C20 mm45%2.3 m/s6.8
201130.7°C26.1°C21.6°C34.5°C16.6°C55 mm81%1.8 m/s6.7
201029.2°C24.8°C20.3°C31.7°C12.9°C134 mm83%2.1 m/s6.4
2009 ❄️25.6°C20.9°C16.2°C28.1°C11.6°C114 mm81%2.1 m/s5.6
200828.0°C23.1°C18.2°C31.1°C13.1°C185 mm83%2.1 m/s6.3
200728.7°C22.9°C17.1°C32.7°C11.6°C70 mm72%2.1 m/s6.8
200632.5°C26.4°C20.4°C37.6°C13.6°C112 mm68%2.3 m/s6.5
200532.9°C26.2°C19.4°C40.2°C14.3°C79 mm61%2.3 m/s6.6
200428.0°C23.0°C18.1°C33.6°C13.0°C106 mm78%2.2 m/s5.8
200329.8°C24.1°C18.3°C36.1°C13.3°C151 mm71%2.4 m/s7.1
200229.8°C24.9°C20.0°C34.0°C13.4°C94 mm77%2 m/s6.5
200131.5°C25.4°C19.3°C36.6°C10.6°C69 mm68%2.1 m/s6.1
200028.7°C23.4°C18.1°C31.7°C11.9°C98 mm74%2 m/s5.8
199931.6°C25.9°C20.2°C38.2°C10.8°C71 mm72%2.3 m/s6.8
199828.0°C23.4°C18.8°C32.3°C13.4°C77 mm81%1.9 m/s5.9
199731.9°C25.3°C18.6°C39.6°C11.2°C40 mm64%2.4 m/s6.7
199627.8°C21.9°C16.1°C34.0°C11.6°C82 mm73%2.3 m/s6.1
199528.2°C23.7°C19.2°C32.4°C12.0°C69 mm81%2 m/s6.5
199427.4°C22.6°C17.9°C31.2°C12.7°C68 mm81%2.1 m/s6
199328.5°C24.4°C20.3°C32.0°C16.3°C184 mm86%2.4 m/s5.3
1992 🌧️27.1°C22.3°C17.5°C32.0°C13.3°C260 mm82%2.4 m/s5.1
199129.7°C24.0°C18.4°C34.8°C13.6°C66 mm70%2.2 m/s6.7
199027.1°C22.2°C17.3°C32.3°C13.5°C106 mm81%2.6 m/s6.2
198930.5°C24.9°C19.3°C36.3°C15.5°C83 mm70%2.3 m/s5.8
198834.7°C27.5°C20.2°C41.2°C11.8°C46 mm50%2 m/s6.3
198731.5°C26.0°C20.6°C35.9°C12.7°C97 mm72%2.2 m/s6
198629.5°C24.8°C20.1°C34.2°C14.5°C150 mm80%2.3 m/s6.1
198528.2°C22.7°C17.1°C31.7°C11.9°C86 mm74%2.2 m/s5.9
198427.1°C21.7°C16.3°C31.3°C11.0°C84 mm76%2.1 m/s5.9
198329.7°C24.7°C19.8°C35.1°C9.3°C35 mm78%2.3 m/s—
198228.0°C23.5°C19.1°C31.2°C12.7°C136 mm82%2.2 m/s—
198128.0°C23.6°C19.1°C32.3°C12.7°C222 mm84%2.1 m/s—

Actual recorded July data for each year, 1981–2025 — sourced from NASA POWER.

Other Cities in Illinois

Springfield July Weather — FAQ

What is the average temperature in Springfield in July?▼

The average high in July is around 29.5°C with lows near 19°C (mean 24.3°C), based on 45 years of NASA POWER data.

Does it rain a lot in Springfield in July?▼

July averages 105 mm of rainfall in Springfield, a relatively wet time of year. The wettest on record was 260 mm in 1992.

What was the hottest July on record in Springfield?▼

The hottest July reached 42.4°C in 2012. The coldest dipped to 9.3°C in 1983.

Has July in Springfield gotten warmer over time?▼

Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average July temperatures have risen by about 1.5°C. Daytime highs moved from 28.2°C to 29.9°C and overnight lows from 18.3°C to 19.5°C over the same span.

Is July a good time to visit Springfield?▼

July is one of the warmer months of the year in Springfield and a relatively wet time of year, so plan for around 29.5°C daytime highs and 19°C at night.

Is July the coldest month in Springfield?▼

Not quite — July is the 12th coolest month in Springfield, averaging 24.3°C.

What should I pack for Springfield in July?▼

For July in Springfield, pack light layers you can adjust through the day, with typical highs of 29.5°C and lows of 19°C. Bring an umbrella or light rain jacket too.

Is Springfield humid in July?▼

Relative humidity in July averages 75% — quite humid.

How windy is Springfield in July?▼

Average wind speed in July is 2.2 m/s. The windiest July on record averaged 2.6 m/s (1990).

Which July had the most rainfall in Springfield?▼

The wettest July on record was 1992 with 260 mm. On average, July sees 105 mm.

Where does this July weather data come from?▼

All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.

Other Illinois cities

Explore how the weather in Springfield behaves each July, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for July specifically, along with year-by-year records and how the month has changed over the decades.