When to plant in Maskinongé, QC
Planting dates worked out from Maskinongé's own frost records, not a generic zone chart.
Safe to plant out
May 28
1 year in 10 has a later frost
Average last frost
May 15
about a 50% chance of a later one
Average first fall frost
Oct 2
1 year in 10 by Sep 22
Frost-free days
139
median, 1991–2020
Station used: Louiseville · 4.2 km away · station 45 m, town 14 m. How we match towns to stations
This season
Plan your garden.
Planting dates for common crops
| Crop | Start indoors | Plant out or sow | Harvest from |
|---|---|---|---|
| Tomato | Apr 2 – Apr 16 | May 28 – Jun 11 | Jul 22 |
| Sweet pepper | Mar 19 – Apr 2 | May 28 – Jun 11 | Jul 27 |
| Lettuce (leaf) | Mar 16 – Mar 23 | Apr 20 – May 4 | May 30 |
| Peas | — | Apr 20 – May 18 | Jun 14 |
| Bush beans | — | May 21 – Jun 11 | Jul 10 |
| Carrot | — | Apr 27 – Jun 8 | Jun 26 |
| Beet | — | Apr 27 – Jun 8 | Jun 16 |
| Potato | — | Apr 27 – May 18 | Jul 6 |
| Kale | Mar 16 – Mar 30 | Apr 27 – May 11 | Jun 9 |
| Broccoli | Mar 9 – Mar 23 | Apr 20 – May 11 | Jun 19 |
| Cucumber | Apr 30 – May 7 | May 28 – Jun 11 | Jul 17 |
| Summer squash and zucchini | Apr 30 – May 7 | May 28 – Jun 11 | Jul 12 |
| Winter squash | Apr 30 – May 7 | May 28 – Jun 11 | Aug 16 |
| Sweet corn | — | May 21 – Jun 11 | Jul 20 |
| Onion (from sets) | — | Apr 20 – May 11 | Jul 19 |
| Garlic | — | Sep 18 – Oct 16 (fall) | following summer |
| Spinach | — | Apr 20 – May 18 | May 28 |
| Basil | Apr 16 – Apr 30 | May 28 – Jun 11 | Jul 24 |
Maskinongé's weather over time
How the growing season has shifted here, year by year, from the station's own records.
Each year's last spring frostLong-term trend
See the data as a table
| Year | Last spring frost |
|---|---|
| 1967 | May 29 |
| 1968 | May 11 |
| 1969 | May 27 |
| 1970 | May 18 |
| 1971 | May 15 |
| 1972 | May 11 |
| 1977 | May 9 |
| 1979 | May 6 |
| 1980 | Apr 22 |
| 1981 | May 18 |
| 1982 | May 11 |
| 1983 | May 18 |
| 1984 | May 17 |
| 1985 | May 29 |
| 1986 | Jun 3 |
| 1987 | May 16 |
| 1988 | May 15 |
| 1989 | Apr 29 |
| 1990 | May 12 |
| 1991 | May 19 |
| 1992 | May 15 |
| 1993 | May 18 |
| 1994 | May 11 |
| 1995 | May 7 |
| 1996 | May 29 |
| 1997 | May 12 |
| 2000 | Jun 5 |
| 2001 | Apr 29 |
| 2002 | May 25 |
| 2003 | May 4 |
| 2004 | May 9 |
| 2006 | May 7 |
| 2007 | May 7 |
| 2008 | May 28 |
| 2009 | May 26 |
| 2010 | May 11 |
| 2017 | May 4 |
| 2018 | May 18 |
| 2020 | May 14 |
| 2021 | May 28 |
| 2022 | Apr 29 |
| 2023 | May 18 |
Each year's frost-free daysLong-term trend
See the data as a table
| Year | Frost-free days |
|---|---|
| 1967 | 104 |
| 1968 | 147 |
| 1969 | 114 |
| 1971 | 150 |
| 1972 | 134 |
| 1977 | 148 |
| 1979 | 136 |
| 1980 | 154 |
| 1981 | 135 |
| 1982 | 151 |
| 1983 | 144 |
| 1984 | 132 |
| 1985 | 131 |
| 1986 | 123 |
| 1988 | 136 |
| 1989 | 148 |
| 1990 | 160 |
| 1991 | 125 |
| 1992 | 131 |
| 1993 | 134 |
| 1994 | 142 |
| 1995 | 123 |
| 1996 | 127 |
| 2000 | 111 |
| 2001 | 162 |
| 2002 | 121 |
| 2003 | 165 |
| 2004 | 146 |
| 2006 | 152 |
| 2007 | 162 |
| 2010 | 144 |
| 2017 | 160 |
| 2018 | 139 |
| 2020 | 129 |
| 2021 | 149 |
| 2022 | 156 |
| 2023 | 158 |
Each year's average temperature, April to SeptemberLong-term trend
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 1967 | 13.3 °C |
| 1968 | 13.8 °C |
| 1969 | 13.2 °C |
| 1970 | 13.9 °C |
| 1971 | 13.5 °C |
| 1972 | 13.1 °C |
| 1977 | 14.0 °C |
| 1979 | 14.8 °C |
| 1980 | 14.6 °C |
| 1981 | 14.5 °C |
| 1982 | 13.7 °C |
| 1983 | 14.6 °C |
| 1984 | 14.3 °C |
| 1985 | 13.8 °C |
| 1986 | 13.6 °C |
| 1987 | 14.6 °C |
| 1988 | 14.8 °C |
| 1989 | 14.4 °C |
| 1990 | 14.2 °C |
| 1991 | 15.0 °C |
| 1992 | 13.6 °C |
| 1993 | 14.5 °C |
| 1994 | 14.1 °C |
| 1995 | 15.0 °C |
| 1996 | 14.5 °C |
| 1998 | 15.8 °C |
| 2000 | 13.6 °C |
| 2001 | 15.3 °C |
| 2002 | 14.7 °C |
| 2007 | 14.9 °C |
| 2017 | 15.2 °C |
| 2018 | 15.6 °C |
| 2020 | 15.3 °C |
| 2021 | 16.4 °C |
| 2022 | 15.5 °C |
| 2023 | 15.6 °C |
What this means for you: Since 1967, Maskinongé's last spring frost has stayed at about the same time of year. The frost-free season has grown by about 3 days per decade. Year-to-year swings are large, so keep using the safe date rather than the trend.
Source: daily records from Louiseville (NOAA GHCN-Daily, from Environment and Climate Change Canada). Years with too many missing days are left out.