Peterborough Weather in March (1981–2025)

📍 44.30°N, 78.32°W •
📊

March at a Glance in Peterborough

(1981–2025)
Avg High
🔥
3.4°C
Avg Low
❄️
-6.8°C
Avg Temp
🌡️
-1.7°C
Avg Rain
🌧️
42 mm
Avg Humidity
💧
82%
Avg Wind
🌬️
1.4 m/s
Avg Solar
☀️
3.6
kWh/m²/day
vs Annual
📈
-8.6°C
temp difference
❄️Cold afternoons🥶Freezing mornings🌤️Fairly sunny🌦️Some rain🍃Light winds💦Humid air

Peterborough March Weather Overview

March is one of the cooler months of the year in Peterborough, with average highs near 3.4°C and lows around -6.8°C (mean -1.7°C). It is one of the drier months, averaging 42 mm of rainfall and 82% relative humidity across the period.

Peterborough March Temperature History (1981–2025)

Range

March is one of the cooler months of the year in Peterborough. Across 45 years of records, the warmest March in Peterborough was 2012 — when the month averaged 4.6°C — while the coldest was 1984 at -6.2°C. Typical March days reach 3.4°C with nights near -6.8°C. The long-term trend is warming, about 0.5°C per decade.

1981–1985 vs 2021–2025

Avg Temp-2.9°C→0.3°C+3.2°C
Max Temp1.9°C→5.7°C+3.8°C
Min Temp-7.8°C→-5.0°C+2.8°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

-7.0°C–-4.0°C7 yr (16%)
-4.0°C–-1.0°C19 yr (42%)
-1.0°C–2.0°C16 yr (36%)
2.0°C–5.0°C3 yr (7%)

Peterborough March Rainfall History (1981–2025)

Range

March is one of the drier months in Peterborough, averaging 42 mm of rainfall. The wettest March on record was 2002 with 123 mm, while the driest was 1996 at 12 mm.

Peterborough March Humidity History (1981–2025)

Range

Relative humidity in Peterborough during March averages 82%. The most humid March was 2001 at 92%, and the least humid was 2021 at 70%.

Peterborough March Solar History (1981–2025)

Range

March receives about 3.6 kWh/m²/day of solar energy in Peterborough. The sunniest Marchs were 1999 and 2006 at 4.2 kWh/m²/day, and the cloudiest were 2002, 2004 and 2022 at 3.

Peterborough March Wind History (1981–2025)

Range

Average wind speed in Peterborough during March is 1.4 m/s. The windiest Marchs were 2017, 2021 and 2025, among others at 1.6 m/s, while the calmest was 2003 at 1.2 m/s.

What March Feels Like in Peterborough

🌅
Freezing
Morning
🌞
Cold
Afternoon
🌆
Freezing
Evening
Rain chanceModerate
Outdoor comfort★★★☆☆

How March Ranks in Peterborough

🥶4th coolest month of the year
🌵3rd driest month of the year
☀️7th sunniest month of the year

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

Explore Peterborough Weather by Month

Peterborough March Averages by Decade

Metric1980s1990s2000s2010s2020sChange
Avg Temp-2.4°C-2.1°C-2.4°C-1.3°C0.5°C+2.9°C
Avg High2.8°C3.0°C2.6°C3.8°C5.8°C+3°C
Avg Low-7.5°C-7.1°C-7.3°C-6.4°C-4.9°C+2.6°C
Avg Rain37 mm38 mm61 mm34 mm37 mm-1 mm

Extreme March Records in Peterborough

🔥Warmest March26.5°C2012
🧊Coldest March-33.9°C2003
🌧️Wettest March123 mm2002
🏜️Driest March12 mm1996
🌬️Windiest March1.6 m/s1985

Key Insights for March

✅

March temperatures in Peterborough have risen by about 3.2°C between 1981–1985 and 2021–2025.

✅

March has ranged from a record low of -33.9°C (2003) to a record high of 26.5°C (2012).

✅

Rainfall in March is one of the drier months, averaging 42 mm, with a wettest year of 123 mm.

Is March a Good Time to Visit Peterborough?

A quieter season to visit Peterborough

If your dates are flexible, the more temperate months of July and August tend to be the most comfortable for visiting Peterborough. That said, March — with days averaging 3.4°C and nights around -6.8°C (mean -1.7°C) and moderate rainfall (42 mm) — can still be rewarding for travellers who don't mind the cooler conditions, and often means fewer crowds.

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 March — In Depth

☀️ March climate overview

March is one of the cooler months of the year in Peterborough, with average highs near 3.4°C and lows around -6.8°C (mean -1.7°C). It is one of the drier months, averaging 42 mm of rainfall and 82% relative humidity across the period.

🌧️ Rain, humidity & wind in March

March averages 42 mm of rainfall in Peterborough, one of the drier months compared with the rest of the year. The wettest March on record saw 123 mm (2002), and the driest just 12 mm (1996). Humidity sits around 82% and average wind speed is 1.4 m/s, with solar radiation averaging 3.6 kWh/m²/day.

📈 How March has changed

Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 3.2°C. Daytime highs moved from 1.9°C to 5.7°C and overnight lows from -7.8°C to -5°C over the same span.
March Weather in Peterborough, Year by Year
🔥 warmest❄️ coldest🌧️ wettest
YearAvg HighAvg TempAvg LowHottest DayColdest DayRainfallHumidityWindSolar
20256.0°C0.5°C-5.0°C17.3°C-19.7°C45 mm76%1.6 m/s3.2
20247.6°C2.3°C-3.0°C17.4°C-10.2°C32 mm73%1.5 m/s3.5
20233.8°C-0.9°C-5.6°C8.5°C-10.6°C46 mm79%1.5 m/s3.4
20224.0°C-0.9°C-5.9°C16.1°C-15.9°C32 mm79%1.5 m/s3
20217.1°C0.7°C-5.6°C17.9°C-17.7°C33 mm70%1.6 m/s3.9
20206.4°C1.1°C-4.2°C16.8°C-17.1°C31 mm81%1.4 m/s3.2
20192.0°C-2.6°C-7.2°C9.5°C-17.2°C39 mm79%1.5 m/s3.5
20182.9°C-1.6°C-6.0°C10.6°C-13.1°C22 mm78%1.5 m/s3.7
20171.8°C-3.1°C-8.0°C13.6°C-19.1°C45 mm75%1.6 m/s3.3
20165.1°C0.3°C-4.6°C16.1°C-18.2°C60 mm82%1.3 m/s3.3
20151.2°C-3.9°C-9.1°C7.5°C-23.2°C18 mm75%1.5 m/s4.1
2014-0.5°C-6.1°C-11.7°C12.6°C-22.1°C24 mm79%1.5 m/s3.7
20133.7°C-0.9°C-5.6°C12.8°C-12.1°C12 mm76%1.4 m/s3.6
2012 🔥10.7°C4.6°C-1.4°C26.5°C-15.8°C21 mm76%1.4 m/s3.5
20112.7°C-2.2°C-7.1°C11.5°C-16.8°C58 mm79%1.4 m/s3.7
20108.2°C2.6°C-3.1°C15.9°C-9.6°C40 mm79%1.4 m/s4
20094.1°C-1.2°C-6.5°C14.5°C-20.8°C77 mm82%1.3 m/s4
20080.0°C-4.7°C-9.4°C6.5°C-19.3°C83 mm88%1.5 m/s3.6
20072.3°C-2.8°C-8.0°C17.2°C-28.3°C42 mm86%1.5 m/s3.6
20063.6°C-1.7°C-7.1°C18.6°C-17.9°C40 mm82%1.4 m/s4.2
20052.0°C-2.8°C-7.6°C14.4°C-16.7°C20 mm84%1.3 m/s4
20044.6°C0.1°C-4.4°C13.7°C-15.7°C60 mm86%1.4 m/s3
20030.8°C-4.7°C-10.2°C13.1°C-33.9°C69 mm91%1.2 m/s3.5
2002 🌧️1.5°C-3.2°C-8.0°C12.5°C-19.5°C123 mm87%1.5 m/s3
2001-0.3°C-4.4°C-8.5°C5.4°C-19.7°C59 mm92%1.3 m/s3.2
20006.9°C1.8°C-3.2°C18.9°C-11.4°C36 mm81%1.5 m/s3.3
19992.3°C-2.8°C-7.9°C17.3°C-22.7°C41 mm85%1.5 m/s4.2
19984.1°C-0.2°C-4.4°C21.4°C-17.7°C66 mm86%1.4 m/s3.3
19971.1°C-3.9°C-8.9°C16.1°C-18.7°C56 mm85%1.6 m/s3.6
19962.1°C-3.0°C-8.1°C12.8°C-16.6°C12 mm74%1.4 m/s4
19956.6°C0.5°C-5.5°C21.1°C-18.6°C22 mm79%1.3 m/s3.6
19943.4°C-1.4°C-6.2°C13.0°C-13.4°C21 mm82%1.3 m/s3.8
19932.0°C-3.2°C-8.4°C16.9°C-22.8°C25 mm88%1.3 m/s3.5
19920.0°C-4.9°C-9.9°C9.2°C-19.4°C47 mm85%1.4 m/s3.8
19913.8°C-1.2°C-6.3°C13.5°C-17.7°C63 mm84%1.5 m/s3.4
19904.4°C-0.8°C-5.9°C18.4°C-18.8°C28 mm81%1.3 m/s3.4
19891.4°C-4.0°C-9.3°C19.2°C-24.2°C32 mm82%1.4 m/s3.3
19883.7°C-2.0°C-7.6°C15.7°C-18.9°C21 mm75%1.5 m/s3.7
19876.1°C0.2°C-5.7°C17.0°C-19.2°C35 mm82%1.3 m/s3.7
19864.3°C-0.9°C-6.2°C19.6°C-23.8°C35 mm83%1.5 m/s3.2
19852.3°C-2.8°C-8.0°C12.0°C-19.9°C57 mm83%1.6 m/s3.4
1984 ❄️-1.2°C-6.2°C-11.2°C9.3°C-24.3°C34 mm85%1.5 m/s3.4
19834.4°C-0.2°C-4.8°C11.1°C-16.0°C48 mm83%1.5 m/s—
19820.4°C-4.5°C-9.5°C15.6°C-24.1°C50 mm91%1.5 m/s—
19813.7°C-0.9°C-5.5°C19.2°C-14.6°C24 mm81%1.4 m/s—

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

Other Cities in Ontario

Peterborough March Weather — FAQ

What is the average temperature in Peterborough in March?▼

The average high in March is around 3.4°C with lows near -6.8°C (mean -1.7°C), based on 45 years of NASA POWER data.

Does it rain a lot in Peterborough in March?▼

March averages 42 mm of rainfall in Peterborough, one of the drier months. The wettest on record was 123 mm in 2002.

What was the hottest March on record in Peterborough?▼

The hottest March reached 26.5°C in 2012. The coldest dipped to -33.9°C in 2003.

Has March in Peterborough gotten warmer over time?▼

Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 3.2°C. Daytime highs moved from 1.9°C to 5.7°C and overnight lows from -7.8°C to -5°C over the same span.

Is March a good time to visit Peterborough?▼

March is one of the cooler months of the year in Peterborough and one of the drier months, so plan for around 3.4°C daytime highs and -6.8°C at night.

Is March the coldest month in Peterborough?▼

Not quite — March is the 4th coolest month in Peterborough, averaging -1.7°C.

What should I pack for Peterborough in March?▼

For March in Peterborough, pack warm layers and a jacket for chilly mornings, with typical highs of 3.4°C and lows of -6.8°C.

Is Peterborough humid in March?▼

Relative humidity in March averages 82% — quite humid.

How windy is Peterborough in March?▼

Average wind speed in March is 1.4 m/s. The windiest March on record averaged 1.6 m/s (1985).

Which March had the most rainfall in Peterborough?▼

The wettest March on record was 2002 with 123 mm. On average, March sees 42 mm.

Where does this March 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 March, 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 March specifically, along with year-by-year records and how the month has changed over the decades.