Peterborough Weather in June (1981–2025)

📍 44.30°N, 78.32°W •
📊

June at a Glance in Peterborough

(1981–2025)
Avg High
🔥
24.4°C
Avg Low
❄️
12.1°C
Avg Temp
🌡️
18.3°C
Avg Rain
🌧️
61 mm
Avg Humidity
💧
68%
Avg Wind
🌬️
0.5 m/s
Avg Solar
☀️
5.9
kWh/m²/day
vs Annual
📈
+11.4°C
temp difference
🌤️Mild afternoons🌤️Cool mornings☀️Very sunny🌧️Wet month🍃Light winds😊Comfortable humidity

Peterborough June Weather Overview

June is one of the warmer months of the year in Peterborough, with average highs near 24.4°C and lows around 12.1°C (mean 18.3°C). It is about average for rainfall, averaging 61 mm of rainfall and 68% relative humidity across the period.

Peterborough June Temperature History (1981–2025)

Range

June is one of the warmer months of the year in Peterborough. Across 45 years of records, the warmest June in Peterborough was 2005 — when the month averaged 21.6°C — while the coldest was 1985 at 15°C. Typical June days reach 24.4°C with nights near 12.1°C. The long-term trend is warming, about 0.5°C per decade.

1981–1985 vs 2021–2025

Avg Temp16.6°C→19.9°C+3.3°C
Max Temp22.5°C→26.2°C+3.7°C
Min Temp10.6°C→13.7°C+3.1°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

15.0°C–16.8°C9 yr (20%)
16.8°C–18.5°C14 yr (31%)
18.5°C–20.3°C18 yr (40%)
20.3°C–22.0°C4 yr (9%)

Peterborough June Rainfall History (1981–2025)

Range

June is about average for rainfall in Peterborough, averaging 61 mm of rainfall. The wettest June on record was 2000 with 158 mm, while the driest was 1995 at 17 mm.

Peterborough June Humidity History (1981–2025)

Range

Relative humidity in Peterborough during June averages 68%. The most humid June was 2008 at 82%, and the least humid was 1988 at 54%.

Peterborough June Solar History (1981–2025)

Range

June receives about 5.9 kWh/m²/day of solar energy in Peterborough. The sunniest Junes were 2016 and 2020 at 6.9 kWh/m²/day, and the cloudiest was 1996 at 4.9.

Peterborough June Wind History (1981–2025)

Range

Average wind speed in Peterborough during June is 0.5 m/s. The windiest Junes were 1986 and 1988 at 0.6 m/s, while the calmest were 2009 and 2023 at 0.4 m/s.

What June Feels Like in Peterborough

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

How June Ranks in Peterborough

🔥3rd 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 Peterborough Weather by Month

Peterborough June Averages by Decade

Metric1980s1990s2000s2010s2020sChange
Avg Temp17.2°C18.4°C17.7°C18.4°C20.0°C+2.8°C
Avg High23.5°C24.5°C23.4°C24.7°C26.3°C+2.8°C
Avg Low11.0°C12.2°C12.1°C12.2°C13.6°C+2.6°C
Avg Rain62 mm64 mm71 mm61 mm37 mm-25 mm

Extreme June Records in Peterborough

🔥Warmest June37.5°C1995
🧊Coldest June1.9°C1983
🌧️Wettest June158 mm2000
🏜️Driest June17 mm1995
🌬️Windiest June0.6 m/s1986

Key Insights for June

✅

June temperatures in Peterborough have risen by about 3.3°C between 1981–1985 and 2021–2025.

✅

June has ranged from a record low of 1.9°C (1983) to a record high of 37.5°C (1995).

✅

Rainfall in June is about average for rainfall, averaging 61 mm, with a wettest year of 158 mm.

Is June a Good Time to Visit Peterborough?

One of the best times to visit Peterborough

June is one of the best times to visit Peterborough. Expect days averaging 24.4°C and nights around 12.1°C (mean 18.3°C) — warmer than Peterborough's yearly average — with moderate rainfall (61 mm), so conditions are generally comfortable for sightseeing and outdoor plans.

See Peterborough'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 →

Peterborough Weather in June — In Depth

☀️ June climate overview

June is one of the warmer months of the year in Peterborough, with average highs near 24.4°C and lows around 12.1°C (mean 18.3°C). It is about average for rainfall, averaging 61 mm of rainfall and 68% relative humidity across the period.

🌧️ Rain, humidity & wind in June

June averages 61 mm of rainfall in Peterborough, about average for rainfall compared with the rest of the year. The wettest June on record saw 158 mm (2000), and the driest just 17 mm (1995). Humidity sits around 68% and average wind speed is 0.5 m/s, with solar radiation averaging 5.9 kWh/m²/day.

📈 How June has changed

Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average June temperatures have risen by about 3.3°C. Daytime highs moved from 22.5°C to 26.2°C and overnight lows from 10.6°C to 13.7°C over the same span.
June Weather in Peterborough, Year by Year
🔥 warmest❄️ coldest🌧️ wettest
YearAvg HighAvg TempAvg LowHottest DayColdest DayRainfallHumidityWindSolar
202526.6°C20.2°C13.7°C35.7°C5.1°C23 mm63%0.5 m/s5.7
202426.1°C20.0°C13.9°C33.3°C7.4°C60 mm65%0.5 m/s5.2
202325.7°C19.6°C13.6°C34.1°C8.9°C34 mm62%0.4 m/s5.7
202225.7°C19.0°C12.4°C34.1°C7.2°C46 mm60%0.5 m/s6.2
202127.0°C20.9°C14.7°C32.6°C8.0°C33 mm60%0.5 m/s5.9
202026.9°C20.0°C13.1°C33.2°C3.5°C23 mm59%0.5 m/s6.9
201922.9°C16.7°C10.6°C29.9°C4.3°C56 mm70%0.5 m/s6.1
201825.2°C18.7°C12.2°C33.1°C7.5°C54 mm65%0.5 m/s6
201722.8°C17.4°C12.0°C28.7°C6.0°C81 mm75%0.5 m/s5.4
201626.2°C19.1°C12.1°C32.6°C5.9°C30 mm58%0.5 m/s6.9
201523.8°C17.3°C10.8°C28.2°C4.2°C85 mm69%0.5 m/s5.8
201425.7°C18.9°C12.1°C30.3°C6.5°C54 mm68%0.5 m/s5.9
201324.0°C18.2°C12.5°C31.6°C6.2°C56 mm67%0.5 m/s5.6
201226.6°C20.3°C14.0°C34.9°C8.2°C50 mm61%0.5 m/s6.1
201125.3°C19.0°C12.7°C30.3°C7.5°C37 mm67%0.5 m/s6
201024.4°C18.6°C12.8°C29.1°C7.4°C107 mm70%0.5 m/s5.2
200921.7°C16.3°C10.8°C31.4°C2.4°C52 mm76%0.4 m/s5.7
200822.8°C17.7°C12.6°C28.7°C7.5°C86 mm82%0.5 m/s5.4
200725.7°C19.3°C12.9°C33.5°C4.6°C42 mm66%0.5 m/s6.6
200624.7°C19.0°C13.4°C31.8°C5.6°C66 mm67%0.5 m/s5.8
2005 🔥27.8°C21.6°C15.5°C35.5°C10.1°C36 mm67%0.5 m/s6
200421.1°C15.3°C9.6°C26.9°C4.8°C61 mm78%0.5 m/s6.5
200323.2°C17.2°C11.2°C31.8°C4.7°C64 mm73%0.5 m/s6.4
200222.0°C16.9°C11.9°C28.3°C3.5°C82 mm80%0.5 m/s5.6
200123.9°C18.0°C12.2°C29.9°C6.1°C58 mm74%0.5 m/s6.1
2000 🌧️21.4°C16.0°C10.6°C26.9°C6.1°C158 mm81%0.5 m/s5
199925.7°C19.5°C13.3°C31.9°C6.7°C74 mm66%0.5 m/s6
199824.1°C18.4°C12.7°C31.1°C4.0°C122 mm71%0.5 m/s5.7
199725.4°C18.8°C12.2°C30.3°C6.7°C83 mm68%0.5 m/s6.4
199623.6°C18.1°C12.6°C30.1°C6.1°C46 mm74%0.5 m/s4.9
199527.3°C20.5°C13.6°C37.5°C7.2°C17 mm59%0.5 m/s6.4
199424.8°C18.5°C12.1°C35.4°C5.5°C65 mm69%0.5 m/s5.5
199322.3°C16.3°C10.4°C28.1°C3.6°C99 mm74%0.5 m/s6.1
199223.0°C16.7°C10.3°C28.7°C5.0°C38 mm64%0.5 m/s6.3
199125.7°C19.4°C13.0°C32.1°C5.3°C27 mm64%0.5 m/s6.7
199023.5°C17.6°C11.8°C30.7°C4.0°C68 mm73%0.5 m/s5.4
198924.5°C18.6°C12.8°C31.7°C6.5°C87 mm70%0.5 m/s5.5
198824.9°C17.6°C10.4°C35.0°C3.6°C37 mm54%0.6 m/s6.7
198726.3°C19.5°C12.8°C33.6°C6.2°C59 mm62%0.5 m/s6
198623.2°C16.5°C9.7°C28.7°C3.6°C72 mm64%0.6 m/s6.3
1985 ❄️20.9°C15.0°C9.2°C27.0°C4.8°C50 mm71%0.5 m/s6.1
198423.4°C17.3°C11.2°C28.9°C5.2°C64 mm72%0.5 m/s5.8
198324.1°C17.8°C11.4°C30.2°C1.9°C27 mm70%0.5 m/s—
198220.9°C15.6°C10.2°C26.5°C4.8°C85 mm75%0.5 m/s—
198123.4°C17.3°C11.2°C30.7°C3.7°C75 mm72%0.5 m/s—

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

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Peterborough June Weather — FAQ

What is the average temperature in Peterborough in June?▼

The average high in June is around 24.4°C with lows near 12.1°C (mean 18.3°C), based on 45 years of NASA POWER data.

Does it rain a lot in Peterborough in June?▼

June averages 61 mm of rainfall in Peterborough, about average for rainfall. The wettest on record was 158 mm in 2000.

What was the hottest June on record in Peterborough?▼

The hottest June reached 37.5°C in 1995. The coldest dipped to 1.9°C in 1983.

Has June in Peterborough gotten warmer over time?▼

Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average June temperatures have risen by about 3.3°C. Daytime highs moved from 22.5°C to 26.2°C and overnight lows from 10.6°C to 13.7°C over the same span.

Is June a good time to visit Peterborough?▼

June is one of the warmer months of the year in Peterborough and about average for rainfall, so plan for around 24.4°C daytime highs and 12.1°C at night.

Is June the coldest month in Peterborough?▼

Not quite — June is the 10th coolest month in Peterborough, averaging 18.3°C.

What should I pack for Peterborough in June?▼

For June in Peterborough, pack light layers you can adjust through the day, with typical highs of 24.4°C and lows of 12.1°C. Bring an umbrella or light rain jacket too.

Is Peterborough humid in June?▼

Relative humidity in June averages 68% — moderately humid.

How windy is Peterborough in June?▼

Average wind speed in June is 0.5 m/s. The windiest June on record averaged 0.6 m/s (1986).

Which June had the most rainfall in Peterborough?▼

The wettest June on record was 2000 with 158 mm. On average, June sees 61 mm.

Where does this June 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 Ontario cities

Explore how the weather in Peterborough behaves each June, 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 June specifically, along with year-by-year records and how the month has changed over the decades.