Overnight Cost · 8 hrs/night · India 2026
AC Cost Per Night in India
(2026) — Overnight Calculator
Overnight AC cost based on 8 hours of use — the most common usage pattern in Indian households. Calculate your exact nightly and monthly bill.
8 hrs/night standard
Most common India pattern
All star ratings
All 16 states
₹41
1.5T 5★/night
8h at ₹7/unit Delhi
₹64
1.5T 3★/night
57% more expensive
₹1,235
Monthly (5★)
30 nights/month
26°C
Ideal Sleep Temp
Saves 24% vs 20°C
Overnight AC Bill Calculator (8 hrs)
Standard overnight usage · 10 PM – 6 AM
5★
Your Overnight AC Bill
₹58.8
Per Night
₹1,764
Monthly
₹21,168
Annual
1.5T 5★ · 8 hrs/night · ₹7/unit (Delhi)
Why 8 Hours?
8 hours is the standard overnight usage in India — typically 10 PM to 6 AM. This is the most common AC usage pattern, especially in cities like Delhi, Mumbai, and Chennai where nights remain warm in summer.
Night Saving Tips
Set sleep mode — auto-raises temp by 1°C/hr, saving 15–20%
Set timer to off at 4 AM — mornings are cooler
26°C is ideal for sleeping — saves 24% vs 20°C
Close windows before sunset to trap cool air
Best Energy-Efficient ACs
Top 1.5-ton 5-star inverter ACs ranked by real electricity savings. Save ₹500–₹1,200/month vs a standard 3-star model.
View Top Picks 2026Overnight Cost: All Tonnages at Delhi Rate
Tonnage
Per Night (3★)
Per Night (5★)
Monthly (3★)
Monthly (5★)
1.0T
₹56.0
₹39.2
₹1,680
₹1,176
1.2T
₹67.2
₹47.0
₹2,016
₹1,411
1.5T
₹84.0
₹58.8
₹2,520
₹1,764
2.0T
₹112.0
₹78.4
₹3,360
₹2,352
8 hrs/night · ₹7/unit (Delhi) · Split AC