Highest temperature in New York City on Aug 26, 2026?

📊 Market Summary

🌦️ Highest temperature in New York City on Aug 26, 2026?

6 options total

🎯 Best Trade

• Action: 80° to 81° — YES @ 96%

• Confidence: 🔴 LOW · Uncertainty: MEDIUM

• Why:

• This bucket aligns with the climatological normal high of 82°F for Aug 26, so it is a plausible outcome if the warm forecast underperforms.
• The NWS forecast is well above normal (near 88°F), so this bucket is unlikely unless there is a significant forecast error or early cloud cover.
• The market price of 2% is reasonable given the low probability of a high in the low 80s when the forecast is for mostly sunny and near 88°F.

📈 Where the Market Stands

Verdicts compare my own read against the market price — 🟢 UNDERPRICED (market has it too low) · 🔴 OVERPRICED (market has it too high). The analysis below is the why.

🔬 9-Pillar Analysis (Meteorological Method)

🌡️ 1. Forecast Consensus

My Vegas Line reads 88° or above as the clear favorite at 96%, with the NWS point forecast for Central Park on Aug 26, 2026 showing a high near 88°F, aligning closely with the market's top bucket.

📊 2. Ensemble Spread

The raw model spread for Aug 26 is 4°F (GFS 83.2°F, ECMWF 79.2°F, ICON 81.8°F), which is moderate but not extreme; however, the NWS point forecast of 88°F sits well above all model grid values, suggesting the market's near-certainty in the 88°+ bucket may be overconfident given the model disagreement.

⏳ 3. Forecast Skill Decay

The market prices 88° or above at 96% for a forecast horizon of about 24 hours, where NWS point forecasts typically have an error of ±2-3°F, so a 96% probability for a single 2°F-wide bucket is historically aggressive.

📈 4. Historical Base Rate

The climatological normal high for Aug 26 at Central Park is 82°F, and the record high is 103°F; the forecast of 88°F is above normal but not extreme, and the historical frequency of reaching 88°F or above on this date is likely well below 96%.

🔀 5. Model Divergence

If the ECMWF model (79.2°F) is closer to reality than the NWS point forecast, the high would land in the 79° or below bucket, which is currently priced at 1%, making that scenario severely underpriced if the model divergence is taken seriously.

📍 6. Micro-Climate Bias

Central Park is an urban station with a known heat island effect, which can push observed highs above surrounding rural areas, but it is also subject to sea-breeze influences from the East River that can cap afternoon temperatures; the NWS point forecast already accounts for this, but the raw model spread suggests the station may run cooler than the grid.

🌀 7. Storm Track

The storm track is not a factor for Aug 26 itself, as the NWS discussion indicates high pressure and mostly sunny conditions, with the main storm threat arriving Thursday; however, any earlier cloud cover or showers would suppress the high, and the market's 96% pricing leaves no room for that risk.

💰 8. Market Pricing

MEDIUM - The market is heavily concentrated in the 88° or above bucket at 96%, but the NWS point forecast of 88°F is only marginally above the 86-87°F bucket, and the model spread (GFS 83.2°F, ECMWF 79.2°F) suggests significant uncertainty; the 96% price appears overconfident relative to the forecast error distribution.

⚡ 9. Contrarian Check

The main contrarian risk is that the market has overpriced the 88° or above bucket at 96% despite the NWS forecast being only 1-2°F above the 86-87°F cutoff; a small forecast error or sea-breeze cooling would drop the high into the 86-87°F or lower buckets, making the 86-87°F bucket (priced at 1%) potentially undervalued.

⚠️ Disclaimer: AI can make mistakes. This is not financial advice, and not a meteorological forecast — verify against NWS/NOAA and current model output before placing any trades.