Live soil temperature · 2 inches down
Soil temperature in Billings, MT
Right now · 59101
42°FCold
Annual bluegrass (Poa annua) and winter annual weeds: First fall window has passed. Most labels call for a second application 8 to 10 weeks after the first. Pre-emergent is a product that stops weed seeds before they sprout, so it only works ahead of germination.
By depth
- Surface
- 38.2°F
- 2 in depth
- 42°F
- 6 in depth
- 48.8°F
Past 14 days · 24-hour average
This week in Billings
Over the past week, soil 2 inches down in Billings, MT ranged from 46.1°F to 63°F and fell 16.8°F, averaging 59°F.
| Day | Surface | 2 in | 6 in |
|---|---|---|---|
| Mon | 63.7°F | 62.9°F | 61.8°F |
| Tue | 60.8°F | 61.6°F | 62.1°F |
| Wed | 59.5°F | 60.3°F | 61.2°F |
| Thu | 59.4°F | 59.6°F | 60.2°F |
| Fri | 64.6°F | 63°F | 61.6°F |
| Sat | 57°F | 59.4°F | 61.8°F |
| Sun | 41.5°F | 46.1°F | 53°F |
Daily averages from Open-Meteo for Billings, MT 59101. Readings refresh every six hours.
Interpretation
What this means for your grass.
- Bermuda
- Bermuda is dormant for the winter. No fertilizer, no PGR. Winter weeds are already up by now, so treat what you can actually see rather than applying a pre-emergent.
- Zoysia
- Zoysia is dormant or nearly so. Hold all fertilizer and PGR. Winter weeds have already germinated, so treat what is visible instead of applying a pre-emergent.
- St. Augustine
- St. Augustine is slowing toward winter. Hold nitrogen. Winter weeds are already up, so treat what you can see rather than applying a pre-emergent now.
- Cool-season
- Too cold for active growth. Cool-season grass is heading into winter dormancy.
Nearest readings
Soil temperature near Billings
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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 00:07:27 GMT