Climate averages 1991–2020
Guelph weather
in March.
A cold, moderately wet month: the 9th warmest and the 2nd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
March is a cold month in Guelph: daytime highs average 4.0°C and nights cool to about -5.7°C. By daytime temperature it is the 9th warmest of the 12 months.
Expect about 62 mm of rain on roughly 10 days, which makes March a moderately wet month (the 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 54 min on an average March day.
The nearest other city in this atlas is Cambridge, Canada (21 km away). In March its highs average 4.5°C, 0.5°C warmer than Guelph, with 64 mm of rain.
Among the 86 cities listed in Canada, Guelph ranks joint 32nd of 86 for the warmest March highs and joint 31st of 86 for the driest March (rainfall, lowest first). The mean March high of those 86 cities is 3.8°C; Guelph is 0.2°C warmer than that mean.
From March to April, average highs rise by 7.1°C to 11.1°C, and monthly rainfall rises from 62 mm to 87 mm.
The annual picture
March in context
Monthly precipitation
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Guelph climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | -2.4°C-10.5°C | -10.5°C | 65 | 10.8 | 9.39 h |
| February | -1.4°C-10.8°C | -10.8°C | 54 | 8.4 | 10.510 h |
| March, selected | 4.0°C-5.7°C | -5.7°C | 62 | 9.7 | 11.912 h |
| April | 11.1°C0.9°C | 0.9°C | 87 | 11.7 | 13.413 h |
| May | 18.3°C7.8°C | 7.8°C | 88 | 11.6 | 14.715 h |
| June | 23.2°C13.5°C | 13.5°C | 93 | 11.5 | 15.415 h |
| July | 25.4°C16.1°C | 16.1°C | 85 | 10.9 | 15.115 h |
| August | 24.4°C15.5°C | 15.5°C | 76 | 9.9 | 14.014 h |
| September | 20.6°C11.8°C | 11.8°C | 77 | 9.5 | 12.613 h |
| October | 13.4°C5.7°C | 5.7°C | 78 | 11.0 | 11.111 h |
| November | 6.3°C-0.5°C | -0.5°C | 73 | 10.6 | 9.710 h |
| December | 0.6°C-5.9°C | -5.9°C | 63 | 10.7 | 9.09 h |
Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
March in nearby cities
- Cambridge, Canada in MarchCanada · 21 kmHigh 4.5°C · Low -5.3°C · 64 mm rain
- Waterloo in MarchCanada · 23 kmHigh 4.0°C · Low -5.8°C · 63 mm rain
- Kitchener in MarchCanada · 25 kmHigh 4.1°C · Low -5.8°C · 63 mm rain
- Milton in MarchCanada · 30 kmHigh 4.7°C · Low -4.1°C · 61 mm rain
- Burlington in MarchCanada · 38 kmHigh 4.2°C · Low -3.8°C · 65 mm rain
- Caledon in MarchCanada · 41 kmHigh 3.2°C · Low -6.3°C · 59 mm rain
- Brampton in MarchCanada · 42 kmHigh 4.3°C · Low -5.3°C · 57 mm rain
- Brantford in MarchCanada · 46 kmHigh 5.2°C · Low -4.5°C · 64 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Guelph) is explained once on the Guelph year overview and on the Sources, method and limits page.