Frost dates for 80928 — Colorado Springs, CO
How Colorado Springs compares
- In 8 years out of 10, the last spring frost in Colorado Springs falls between April 21 and May 28, a 37-day window. The first fall frost falls between September 21 and October 16.
- The median last frost is 5 days earlier than the Colorado median of May 11.
- Its 150-day growing season is longer than 55% of the 374 Colorado places with a regular frost season (state median 146 days).
- The last frost is 7 days later than the zone 6a median of Apr 29. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 6a chart.
- The weather station records an average of 160 nights a year at or below 32°F.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | April 21 |
| 50% (median) | May 6 |
| 10% (safe for tender plants) | May 28 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | September 21 |
| 50% (median) | October 3 |
| 90% (late) | October 16 |
Frost here means 32°F (0°C). A median date means half of years have their last frost earlier and half later.
Planting calendar for Colorado Springs, CO
Frost dates for 80928 — Colorado Springs, CO — last frost May 6, first frost Oct 3, zone 6a. whenisthelastfrost.com
When to plant vegetables in Colorado Springs, CO
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Feb 11 – Feb 25 | Apr 8 – Apr 22 | — | — |
| Peppers | Feb 25 – Mar 11 | May 20 – Jun 3 | — | — |
| Eggplant | Feb 25 – Mar 11 | May 20 – Jun 3 | — | — |
| Tomatoes | Mar 11 – Mar 25 | May 13 – May 27 | — | — |
| Lettuce | Mar 11 – Mar 25 | Apr 15 – Apr 29 | Apr 8 – May 13 | Aug 8 – Sep 5 |
| Kale | Mar 11 – Mar 25 | Apr 8 – Apr 22 | Apr 8 – Apr 22 | Jul 25 – Aug 15 |
| Broccoli | Mar 11 – Mar 25 | Apr 22 – May 6 | — | Jun 27 – Jul 18 |
| Cabbage | Mar 11 – Mar 25 | Apr 15 – Apr 29 | — | Jun 27 – Jul 18 |
| Cauliflower | Mar 11 – Mar 25 | Apr 22 – May 6 | — | Jun 27 – Jul 18 |
| Okra | Mar 25 – Apr 8 | May 27 – Jun 10 | May 27 – Jun 10 | — |
| Basil | Mar 25 – Apr 8 | May 13 – May 27 | — | — |
| Peas | — | — | Mar 25 – Apr 15 | Jul 11 – Aug 1 |
| Spinach | — | — | Mar 25 – Apr 15 | Aug 8 – Aug 29 |
| Radishes | — | — | Apr 1 – May 13 | Aug 22 – Sep 12 |
| Cucumbers | Apr 8 – Apr 15 | May 20 – May 27 | May 13 – May 27 | Jul 18 – Aug 1 |
| Zucchini & Summer Squash | Apr 8 – Apr 15 | — | May 13 – May 27 | Jul 25 – Aug 8 |
| Winter Squash & Pumpkins | Apr 8 – Apr 15 | — | May 13 – May 27 | — |
| Melons & Watermelon | Apr 8 – Apr 15 | May 20 – Jun 3 | — | — |
| Carrots | — | — | Apr 15 – May 13 | Jul 11 – Jul 25 |
| Beets | — | — | Apr 15 – May 13 | Jul 25 – Aug 8 |
| Potatoes | — | — | Apr 15 – May 6 | — |
| Swiss Chard | — | — | Apr 22 – May 20 | Jul 25 – Aug 8 |
| Cilantro | — | — | Apr 22 – May 13 | Aug 8 – Aug 29 |
| Green Beans | — | — | May 13 – Jun 3 | Jul 18 – Aug 1 |
| Sweet Corn | — | — | May 13 – May 27 | — |
| Sweet Potatoes | — | May 20 – Jun 10 | — | — |
| Garlic | — | — | — | Sep 19 – Oct 24 |
Dates come from the median frost dates and common extension-service timing. Adjust for your soil temperature, microclimate and the varieties you grow.
About these dates
Based on 1991–2020 NOAA climate normals for the Ellicott 7s, CO weather station, 14 km away (elevation 5,738 ft (1,749 m)).
ZIP codes in Colorado Springs: 80901 80902 80903 80904 80905 80906 80907 80908 80909 80910 80911 80912 80913 80914 80915 80916 80917 80918 80919 80920 80921 80922 80923 80924 80925 80926 80927 80928 80929 80930 80931 80932 80933 80934 80935 80936 80937 80938 80939 80941 80942 80944 80946 80947 80949 80950 80951 80960 80962 80970 80977 80995 80997
Frost dates near Colorado Springs
- Fountain May 3 · Oct 8
- Yoder May 9 · Oct 4
- Peyton May 9 · Oct 6
- Calhan May 6 · Oct 3
- Rush May 9 · Oct 4
- Boone May 5 · Oct 6
- Pueblo Apr 30 · Oct 9
- Manitou Springs Jun 3 · Sep 17
Frequently asked questions
When is the last frost in Colorado Springs, CO?
The median last spring frost in Colorado Springs, CO is May 6. There is still about a 10% chance of frost after May 28, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Colorado Springs, CO?
The median first fall frost is October 3, with about a 10% chance of frost before September 21.
How long is the growing season in Colorado Springs, CO?
About 150 days between the median last spring frost and first fall frost.
What planting zone is Colorado Springs, CO?
Colorado Springs, CO is in USDA hardiness zone 6a.