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# US heating degree days (propane-weighted)

Weekly heating degree days weighted by each region's propane-heating households, from the NOAA Climate Prediction Center. The weather driver of propane heating demand.

_Data through week of Jul 20, 2026 · source last checked Jul 26, 2026 · page revised Jul 26, 2026_

> Heating degree days measure how much heating weather a week brought. It is the off-season now, so weekly propane-weighted HDD sits near zero by design; demand and the readings build again with the fall.

Propane-weighted heating degree days read zero for the week, as expected during the off-season.

## The numbers

| Period | Current | Prior | Change |
| --- | --- | --- | --- |
| Week over week | 0 | 0 | n/a |
| vs 4 weeks ago | 0 | 6 | -100.0% |
| Year over year | 0 | 0 | n/a |
| vs 5-yr median | 0 | 0 | n/a |

## About this data

- Source: NOAA Climate Prediction Center, weekly heating degree day summary
- Series: Propane (LP gas) household-weighted heating degree days
- Basis: Population-weighted by propane-heating household share
- Geography: United States
- Unit: HDD
- Calculation period: Weekly total
- Last observation: week of Jul 20, 2026
- Update frequency: Weekly

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Cite: US heating degree days (propane-weighted) were 0 HDD in the week of Jul 20, 2026 (NOAA Climate Prediction Center). The Fill Line, data through week of Jul 20, 2026. https://fill-line.com/heating-demand/us
Canonical URL: https://fill-line.com/heating-demand/us