The following guidance reflects common, evidence-based thermostat practices used to optimize energy use for homes served by SRP and similar utilities in hot, arid climates. By aligning cooling and heating setpoints with occupancy and season, households can reduce energy waste while maintaining comfort. The recommendations emphasize practical ranges, daily routines, and smart controls that work with SRP incentive programs and metering considerations.
Understanding SRP Guidelines And Goals
SRP and other energy providers encourage keeping indoor temperatures within ranges that balance comfort and efficiency. The core goal is to minimize runtime of HVAC systems during unoccupied periods and peak demand times, while avoiding extreme settings that cause overuse on startup and poor humidity control. Modern thermostats enable programming, smart learning, and remote adjustments that support these objectives.
Suggested Temperature Ranges For Comfort And Efficiency
Choosing the right setpoints depends on whether the home is occupied, the season, and how rapidly the system responds to changes. The following ranges reflect common best practices for moderate comfort and energy savings in SRP service areas.
- Cooling (Summer, when occupants are home): Aim for 74–78°F during the day. In very hot afternoons, 78°F is a practical ceiling to reduce run time while preserving comfort for most households.
- Cooling (Summer, when away or asleep): Increase to 82–85°F to minimize cooling load without compromising safety or humidity management in dry climates.
- Heating (Winter, when occupants are home): Target 68–70°F for daily comfort and reasonable energy use.
- Heating (Winter, when away): Allow 60–67°F to maximize energy savings during prolonged absences.
Seasonal And Daily Adjustment Strategies
Effective thermostat use hinges on routine patterns and seasonal shifts. Short-term habits can yield meaningful savings without sacrificing comfort.
- Occupancy-based adjustments: Set back the thermostat by 5–8°F for 8–12 hours during workdays or while the home is unoccupied. Gradually restore before returning.
- Nighttime cooling and humidity: In hot desert nights, a slight cooling setback can improve sleep quality and save energy. Ensure humidity remains manageable with proper ventilation or dehumidification if needed.
- Humidity considerations: In dry climates, excessively high cooling setbacks can risk increased humidity indoors or uncomfortable drafts. Use a comfortable delta of 2–4°F around the recommended cooling range during peak humidity periods.
- Weekend patterns: If occupancy is irregular weekends, use alternate schedules that reflect actual presence rather than “always away” settings.
Smart Thermostat Features That Support SRP Settings
Modern thermostats provide tools to implement SRP-aligned settings with minimal manual effort. These features help maintain efficiency without constant manual adjustments.
- Programmable schedules: Create weekday and weekend programs that align with typical occupancy. Use the 4-2-2 or similar patterns to reflect home/away cycles.
- Learning and adaptive schedules: Some devices learn routines and adjust setpoints gradually, reducing abrupt temperature changes that cause short cycling.
- Remote access and alerts: Mobile apps allow quick changes when plans change or energy usage exceeds expected levels, helping stay within target ranges.
- Smart zoning compatibility: If a home has multiple zones, set ceilings on cooling in unused zones to prevent unnecessary cooling load.
Practical Implementation Tips
Putting theory into practice involves a few simple, repeatable steps that fit SRP program considerations and typical American homes.
- Establish a baseline: Monitor current usage for two weeks to identify patterns and opportunities. Use utility-provided tools or in-device reports if available.
- Start with moderate adjustments: Implement the suggested ranges gradually, then fine-tune based on comfort and energy data.
- Consider weather responsiveness: On extremely hot or cool days, allow a modest range to accommodate solar gain and outdoor temperature fluctuations.
- Seal and insulate: Ensure doors, windows, and ducts are well-sealed. Efficient insulation improves the impact of thermostat settings.
- Align with SRP programs: Check SRP efficiency programs for rebates or incentives tied to smart thermostats and programmable controls, and ensure the device is compatible with any required protocols.
Do’s And Don’ts For SRP-Ready Thermostat Use
Quick guidance to stay on track with energy efficiency goals while preserving comfort.
- Do keep the thermostat away from heat sources, direct sunlight, or drafty areas that could skew readings.
- Do program consistent schedules for weekdays and weekends to avoid accidental energy waste.
- Do pair a smart thermostat with proper insulation and air-sealing for maximum impact.
- Don’t set back too aggressively for long periods if humidity control or comfort becomes an issue.
- Don’t ignore maintenance: replace filters regularly and schedule periodic HVAC checkups to ensure efficiency.
Notes On Safety And Comfort
Maintaining health and safety is essential when adjusting temperatures, particularly for vulnerable household members. If indoor temperatures approach uncomfortable extremes, adjust back toward comfort and reassess schedules. For homes with heat-sensitive equipment or storage, ensure temperatures meet specific equipment guidelines while pursuing energy savings.
Summary Of Key Points
- Recommended cooling range: 74–78°F when home; 82–85°F when away or asleep.
- Recommended heating range: 68–70°F when home; 60–67°F when away.
- Use occupancy-based setbacks, and leverage smart thermostat features to automate efficiency.
- Regular maintenance and proper insulation amplify savings and comfort.
- Explore SRP rebates or incentives for programmable and smart thermostats.