Live soil temperature · 2 inches down
Soil temperature in Tulsa, OK
Right now · 74101
75.5°FActive
Annual bluegrass (Poa annua) and winter annual weeds: Not open yet: soil is still warm. Aim to have pre-emergent down before it cools past 70°F. Pre-emergent is a product that stops weed seeds before they sprout, so it only works ahead of germination.
By depth
- Surface
- 70.4°F
- 2 in depth
- 75.5°F
- 6 in depth
- 75.6°F
Past 14 days · 24-hour average
This week in Tulsa
Over the past week, soil 2 inches down in Tulsa, OK ranged from 69.7°F to 74.7°F and rose 3.9°F, averaging 71.7°F. 6 of those days sat inside the fall pre-emergent window, before soil drops below 70°F.
| Day | Surface | 2 in | 6 in |
|---|---|---|---|
| Mon | 69.3°F | 70.8°F | 72.2°F |
| Tue | 68.5°F | 69.7°F | 71.3°F |
| Wed | 71.2°F | 71.1°F | 71.4°F |
| Thu | 71.6°F | 71.6°F | 72.2°F |
| Fri | 71.2°F | 71.2°F | 72.3°F |
| Sat | 73.6°F | 73.1°F | 72.8°F |
| Sun | 75.9°F | 74.7°F | 73.9°F |
Daily averages from Open-Meteo for Tulsa, OK 74101. Readings refresh every six hours.
Interpretation
What this means for your grass.
- Bermuda
- Bermuda is still growing, but the season is turning. This is the fall pre-emergent window: get it down before soil falls below 70°F, which is when annual bluegrass and other winter weeds start to germinate.
- Zoysia
- Zoysia is still growing and the season is turning. This is the fall pre-emergent window: get it down before soil falls below 70°F. Ease off nitrogen so you aren't pushing growth into dormancy.
- St. Augustine
- St. Augustine is still growing and the season is turning. This is the fall pre-emergent window: get it down before soil falls below 70°F. Check the label for St. Augustine tolerance before you buy.
- Cool-season
- Still too hot for cool-season grass. Hold fertilizer, keep irrigation up, and wait for soil to cool before seeding or feeding.
Nearest readings
Soil temperature near Tulsa
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Weather data from Open-Meteo. Timing guidance follows the sources on when to apply pre-emergent and how to use soil temperature.Data as of Mon, 12 Oct 2026 00:07:28 GMT