When to plant in Aurora, MN
Planting dates worked out from Aurora's own frost records, not a generic zone chart.
Safe to plant out
Jul 4
1 year in 10 has a later frost
Average last frost
Jun 18
about a 50% chance of a later one
Average first fall frost
Aug 27
1 year in 10 by Jul 26
Frost-free days
72
median, 1991–2020
Station used: Embarrass · 12.6 km away · station 434 m, town 448 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 Season likely too short |
May 9 – May 23 | Jul 4 – Jul 18 | Aug 28 |
| Sweet pepper Season likely too short |
Apr 25 – May 9 | Jul 4 – Jul 18 | Sep 2 |
| Lettuce (leaf) | Apr 16 – Apr 23 | May 21 – Jun 4 | Jun 30 |
| Peas | — | May 7 – Jun 4 | Jul 1 |
| Bush beans Season likely too short |
— | Jun 27 – Jul 18 | Aug 16 |
| Carrot | — | May 28 – Jul 9 | Jul 27 |
| Beet | — | May 21 – Jul 2 | Jul 10 |
| Potato | — | May 28 – Jun 18 | Aug 6 |
| Kale | Apr 9 – Apr 23 | May 21 – Jun 4 | Jul 3 |
| Broccoli | Apr 9 – Apr 23 | May 21 – Jun 11 | Jul 20 |
| Cucumber Season likely too short |
Jun 6 – Jun 13 | Jul 4 – Jul 18 | Aug 23 |
| Summer squash and zucchini Season likely too short |
Jun 6 – Jun 13 | Jul 4 – Jul 18 | Aug 18 |
| Winter squash Season likely too short |
Jun 6 – Jun 13 | Jul 4 – Jul 18 | Sep 22 |
| Sweet corn Season likely too short |
— | Jun 27 – Jul 18 | Aug 26 |
| Onion (from sets) | — | May 21 – Jun 11 | Aug 19 |
| Garlic | — | Aug 13 – Sep 10 (fall) | following summer |
| Spinach | — | May 7 – Jun 4 | Jun 14 |
| Basil Season likely too short |
May 23 – Jun 6 | Jul 4 – Jul 18 | Aug 30 |
Aurora'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 |
|---|---|
| 1995 | Jun 8 |
| 1996 | Jun 25 |
| 1997 | Jul 7 |
| 1998 | Jun 9 |
| 1999 | Jun 17 |
| 2000 | Jun 29 |
| 2001 | Jul 5 |
| 2002 | Jun 17 |
| 2003 | Jun 20 |
| 2004 | Jul 1 |
| 2005 | Jun 17 |
| 2006 | Jun 12 |
| 2007 | Jul 13 |
| 2009 | Jun 12 |
| 2010 | Jun 30 |
| 2011 | Jun 12 |
| 2012 | Jun 2 |
| 2013 | Jun 7 |
| 2014 | Jun 13 |
| 2015 | Jun 2 |
| 2018 | Jun 6 |
| 2019 | Jun 14 |
| 2020 | Jun 13 |
| 2021 | May 29 |
| 2022 | Jun 5 |
| 2023 | Jun 11 |
| 2024 | Jun 10 |
| 2025 | Jun 14 |
| 2026 | May 17 |
Each year's frost-free daysLong-term trend
See the data as a table
| Year | Frost-free days |
|---|---|
| 1996 | 79 |
| 1997 | 34 |
| 1999 | 72 |
| 2000 | 19 |
| 2001 | 57 |
| 2002 | 77 |
| 2003 | 67 |
| 2004 | 21 |
| 2005 | 39 |
| 2007 | 41 |
| 2009 | 78 |
| 2010 | 66 |
| 2011 | 84 |
| 2013 | 67 |
| 2014 | 89 |
| 2015 | 101 |
| 2018 | 91 |
| 2019 | 105 |
| 2020 | 86 |
| 2021 | 106 |
| 2022 | 97 |
| 2023 | 93 |
| 2024 | 88 |
| 2025 | 104 |
Each year's average temperature, April to SeptemberLong-term trend
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 1995 | 12.5 °C |
| 1996 | 10.5 °C |
| 1998 | 12.5 °C |
| 1999 | 12.1 °C |
| 2000 | 9.8 °C |
| 2001 | 11.6 °C |
| 2002 | 11.6 °C |
| 2003 | 10.5 °C |
| 2004 | 8.8 °C |
| 2005 | 11.3 °C |
| 2010 | 12.3 °C |
| 2011 | 10.9 °C |
| 2012 | 11.9 °C |
| 2013 | 10.8 °C |
| 2014 | 10.8 °C |
| 2015 | 11.7 °C |
| 2018 | 11.8 °C |
| 2019 | 11.7 °C |
| 2020 | 12.3 °C |
| 2021 | 13.7 °C |
| 2022 | 12.1 °C |
| 2023 | 13.0 °C |
| 2024 | 13.4 °C |
| 2025 | 12.9 °C |
| 2026 | 13.0 °C |
What this means for you: This station's record is too short to show a reliable trend yet.
Source: daily records from Embarrass (NOAA GHCN-Daily). Years with too many missing days are left out.