Heating demand

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

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HDD
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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
Weekly total
Last observation
week of Jul 20, 2026
Update frequency
Weekly

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
PeriodCurrentPriorChange
Week over week00n/a
vs 4 weeks ago06-100.0%
Year over year00n/a
vs 5-yr median00n/a