Butler Weather in July (1981–2025)

📍 40.86°N, 79.90°W •
📊

July at a Glance in Butler

(1981–2025)
Avg High
🔥
28.3°C
Avg Low
❄️
16.1°C
Avg Temp
🌡️
22.2°C
Avg Rain
🌧️
98 mm
Avg Humidity
💧
73%
Avg Wind
🌬️
0.1 m/s
Avg Solar
☀️
5.8
kWh/m²/day
vs Annual
📈
+12.6°C
temp difference
🌡️Warm afternoons🌤️Cool mornings☀️Very sunny🌧️Wet month🍃Light winds😊Comfortable humidity

Butler July Weather Overview

July is one of the warmer months of the year in Butler, with average highs near 28.3°C and lows around 16.1°C (mean 22.2°C). It is a relatively wet time of year, averaging 98 mm of rainfall and 73% relative humidity across the period.

Butler July Temperature History (1981–2025)

Range

July is one of the warmer months of the year in Butler. Across 45 years of records, the warmest July in Butler was 2020 — when the month averaged 25.2°C — while the coldest was 1984 at 19°C. Typical July days reach 28.3°C with nights near 16.1°C. The long-term trend is warming, about 0.5°C per decade.

1981–1985 vs 2021–2025

Avg Temp20.8°C→23.2°C+2.4°C
Max Temp26.9°C→29.5°C+2.6°C
Min Temp14.8°C→17.0°C+2.2°C

Trend (per decade)

Avg Temp+0.5°C/decade ↗
Max Temp+0.5°C/decade ↗
Min Temp+0.5°C/decade ↗

Distribution of Avg Temp

19.0°C–20.8°C8 yr (18%)
20.8°C–22.5°C17 yr (38%)
22.5°C–24.3°C17 yr (38%)
24.3°C–26.0°C3 yr (7%)

Butler July Rainfall History (1981–2025)

Range

July is a relatively wet time of year in Butler, averaging 98 mm of rainfall. The wettest July on record was 1992 with 209 mm, while the driest was 1997 at 35 mm.

Butler July Humidity History (1981–2025)

Range

Relative humidity in Butler during July averages 73%. The most humid July was 2019 at 83%, and the least humid was 1988 at 58%.

Butler July Solar History (1981–2025)

Range

July receives about 5.8 kWh/m²/day of solar energy in Butler. The sunniest July was 2020 at 6.5 kWh/m²/day, and the cloudiest was 1984 at 4.7.

Butler July Wind History (1981–2025)

Range

Average wind speed in Butler during July is 0.1 m/s. The windiest Julys were 2023, 2024 and 2025, among others at 0.1 m/s, while the calmest were 2000, 2007 and 2012, among others at 0 m/s.

What July Feels Like in Butler

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

How July Ranks in Butler

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

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

Explore Butler Weather by Month

Butler July Averages by Decade

Metric1980s1990s2000s2010s2020sChange
Avg Temp21.6°C21.9°C21.6°C22.8°C23.6°C+2°C
Avg High27.6°C27.9°C27.8°C28.7°C29.9°C+2.3°C
Avg Low15.5°C15.8°C15.5°C16.9°C17.3°C+1.8°C
Avg Rain101 mm104 mm102 mm91 mm92 mm-8 mm

Extreme July Records in Butler

🔥Warmest July38.4°C1988
🧊Coldest July7.1°C1986
🌧️Wettest July209 mm1992
🏜️Driest July35 mm1997
🌬️Windiest July0.1 m/s1981

Key Insights for July

✅

July temperatures in Butler have risen by about 2.4°C between 1981–1985 and 2021–2025.

✅

July has ranged from a record low of 7.1°C (1986) to a record high of 38.4°C (1988).

✅

Rainfall in July is a relatively wet time of year, averaging 98 mm, with a wettest year of 209 mm.

Is July a Good Time to Visit Butler?

One of the best times to visit Butler

July is one of the best times to visit Butler. Expect days averaging 28.3°C and nights around 16.1°C (mean 22.2°C) — warmer than Butler's yearly average — with higher rainfall (98 mm), so conditions are generally comfortable for sightseeing and outdoor plans.

See Butler'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 →

Butler Weather in July — In Depth

☀️ July climate overview

July is one of the warmer months of the year in Butler, with average highs near 28.3°C and lows around 16.1°C (mean 22.2°C). It is a relatively wet time of year, averaging 98 mm of rainfall and 73% relative humidity across the period.

🌧️ Rain, humidity & wind in July

July averages 98 mm of rainfall in Butler, a relatively wet time of year compared with the rest of the year. The wettest July on record saw 209 mm (1992), and the driest just 35 mm (1997). Humidity sits around 73% and average wind speed is 0.1 m/s, with solar radiation averaging 5.8 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 2.4°C. Daytime highs moved from 26.9°C to 29.5°C and overnight lows from 14.8°C to 17°C over the same span.
July Weather in Butler, Year by Year
🔥 warmest❄️ coldest🌧️ wettest
YearAvg HighAvg TempAvg LowHottest DayColdest DayRainfallHumidityWindSolar
202530.3°C24.2°C18.1°C35.1°C11.7°C78 mm74%0.1 m/s6
202430.3°C23.6°C16.9°C33.9°C10.4°C89 mm67%0.1 m/s6.1
202329.0°C23.0°C17.0°C33.5°C12.7°C132 mm72%0.1 m/s5.7
202229.7°C23.3°C16.9°C33.6°C12.9°C87 mm67%0.1 m/s5.7
202128.0°C22.1°C16.3°C33.2°C11.0°C118 mm73%0.1 m/s5.7
2020 🔥31.8°C25.2°C18.6°C35.9°C13.2°C50 mm65%0.1 m/s6.5
201927.8°C22.7°C17.7°C32.9°C11.9°C118 mm83%0.1 m/s6
201828.5°C22.6°C16.7°C34.4°C10.4°C74 mm76%0.1 m/s6.2
201727.7°C22.1°C16.5°C31.9°C12.0°C81 mm79%0.1 m/s5.6
201630.7°C24.1°C17.5°C35.3°C10.0°C69 mm65%0.1 m/s5.8
201527.4°C21.5°C15.7°C33.3°C8.8°C63 mm76%0.1 m/s6
201426.1°C20.2°C14.3°C31.6°C8.8°C91 mm75%0.1 m/s5.6
201327.0°C22.1°C17.2°C34.5°C9.2°C116 mm81%0.1 m/s5.6
201231.5°C24.9°C18.3°C36.8°C13.7°C133 mm65%0 m/s5.7
201129.8°C23.7°C17.5°C34.8°C11.5°C77 mm76%0.1 m/s6.3
201030.6°C23.9°C17.2°C35.6°C8.3°C89 mm66%0.1 m/s6.4
200925.4°C19.7°C14.0°C29.7°C9.9°C111 mm73%0.1 m/s5.4
200827.0°C21.5°C16.1°C30.5°C11.2°C105 mm79%0.1 m/s6
200728.0°C21.2°C14.3°C33.7°C8.5°C74 mm65%0 m/s5.9
200628.1°C22.5°C17.0°C33.0°C10.6°C136 mm77%0.1 m/s5.5
200529.9°C23.6°C17.3°C33.1°C13.1°C90 mm70%0.1 m/s5.7
200425.4°C20.6°C15.8°C28.8°C11.3°C136 mm83%0.1 m/s4.9
200326.4°C20.9°C15.3°C30.7°C10.3°C185 mm79%0.1 m/s5.8
200231.0°C24.0°C17.1°C34.9°C10.0°C56 mm63%0.1 m/s6.2
200129.2°C21.8°C14.3°C35.1°C7.7°C51 mm59%0.1 m/s6.2
200027.2°C20.5°C13.8°C31.1°C8.9°C75 mm67%0 m/s5.6
199932.0°C24.8°C17.7°C36.1°C10.7°C109 mm60%0.1 m/s6.4
199828.2°C21.8°C15.4°C31.8°C9.6°C52 mm67%0.1 m/s5.9
199727.9°C21.5°C15.1°C32.6°C9.8°C35 mm72%0.1 m/s6.2
199624.6°C19.3°C13.9°C27.8°C8.3°C120 mm80%0 m/s5.7
199527.3°C21.9°C16.4°C38.2°C9.4°C92 mm79%0.1 m/s5.9
199428.4°C22.6°C16.7°C32.0°C11.2°C73 mm73%0.1 m/s5.6
199329.3°C23.1°C16.8°C34.5°C10.7°C75 mm70%0.1 m/s5.7
1992 🌧️26.5°C21.2°C15.9°C32.7°C10.4°C209 mm79%0 m/s5.2
199129.5°C22.7°C16.0°C35.2°C10.4°C94 mm65%0.1 m/s5.9
199025.5°C20.0°C14.5°C31.0°C8.5°C181 mm82%0.1 m/s5.3
198926.8°C21.5°C16.3°C31.5°C10.0°C61 mm80%0.1 m/s5.3
198831.5°C24.2°C17.0°C38.4°C8.5°C110 mm58%0.1 m/s5.7
198729.0°C22.9°C16.8°C34.1°C11.6°C87 mm76%0.1 m/s6.1
198626.8°C21.2°C15.5°C30.4°C7.1°C142 mm81%0.1 m/s5.8
198526.3°C20.0°C13.8°C30.8°C8.1°C119 mm77%0.1 m/s5.9
1984 ❄️24.7°C19.0°C13.3°C29.2°C8.8°C116 mm80%0.1 m/s4.7
198327.8°C21.9°C15.9°C31.5°C9.2°C90 mm76%0.1 m/s—
198228.6°C22.2°C15.8°C33.4°C9.0°C66 mm72%0.1 m/s—
198127.2°C21.1°C15.0°C33.1°C7.3°C113 mm74%0.1 m/s—

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

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Butler July Weather — FAQ

What is the average temperature in Butler in July?▼

The average high in July is around 28.3°C with lows near 16.1°C (mean 22.2°C), based on 45 years of NASA POWER data.

Does it rain a lot in Butler in July?▼

July averages 98 mm of rainfall in Butler, a relatively wet time of year. The wettest on record was 209 mm in 1992.

What was the hottest July on record in Butler?▼

The hottest July reached 38.4°C in 1988. The coldest dipped to 7.1°C in 1986.

Has July in Butler 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 2.4°C. Daytime highs moved from 26.9°C to 29.5°C and overnight lows from 14.8°C to 17°C over the same span.

Is July a good time to visit Butler?▼

July is one of the warmer months of the year in Butler and a relatively wet time of year, so plan for around 28.3°C daytime highs and 16.1°C at night.

Is July the coldest month in Butler?▼

Not quite — July is the 12th coolest month in Butler, averaging 22.2°C.

What should I pack for Butler in July?▼

For July in Butler, pack light layers you can adjust through the day, with typical highs of 28.3°C and lows of 16.1°C. Bring an umbrella or light rain jacket too.

Is Butler humid in July?▼

Relative humidity in July averages 73% — moderately humid.

How windy is Butler in July?▼

Average wind speed in July is 0.1 m/s. The windiest July on record averaged 0.1 m/s (1981).

Which July had the most rainfall in Butler?▼

The wettest July on record was 1992 with 209 mm. On average, July sees 98 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 Pennsylvania cities

Explore how the weather in Butler 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.