What Are The Best Sites For Trading On Climate? (Full List for 2026)

Understanding trading climate predictions

In climate markets, you predict the outcomes such as temperature thresholds, rainfall totals, snowfall amounts, or seasonal deviations. You buy and sell contracts depending on whether these climate events meet certain specific criteria. If you’re familiar with how election prediction markets work, the process is similar here.

How climate prediction markets usually work

Climate prediction markets operate through event contracts that settle based on real-world data. Traders can buy and sell contracts that payout if a given outcome does or doesn’t happen. The market’s supply and demand drive price changes, and each market is built around a clear question with a verifiable settlement point. This keeps everything transparent and ensures resolutions are factual.

These contracts usually pay out $1 if correct, and nothing if you’re wrong. You can usually purchase a contract at anything between $0.01 and $0.99, depending on how the market feels the specific event is likely to occur. You can think of it as trading shares in a future fact, like “Will Chicago hit 90°F on July 4th?”

Types of climate predictions you’ll find

Common contract types include predictions of temperature levels, precipitation events like storms or rainfall, and both short-term weather and long-term climate trends. When you’re checking climate prediction markets, you’ll see event contracts related to daily highs in cities like weekly rain totals in Houston, or first snowfall dates in New York. Long-term ones cover El Niño indices or hurricane landfalls. As you may expect, these markets appeal to those interested in data-driven forecasts and global environmental changes.

Why people trade event contracts tied to climate outcomes

Trading climate contracts attracts the kind of person who’s looking to leverage their knowledge of weather patterns and environmental data. The focus on measurable outcomes and long-term trends draws traders who value empirical data. Many use historical patterns, like past heat waves on energy prices, to sharpen their margins of accuracy. Others blend it with technical charts for entry points.

Of course, no amount of research can guarantee results. But trading these contracts can be a fun activity for people who enjoy climate science in general.

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4.8/5

Kalshi Review

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18+ and present in participating states. Terms and conditions apply. http://kalshi.com/tc/

4.7/5

Polymarket Review

Deposit $10 get a $50 Trading Bonus

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18+ Only. Restrictions and eligibility requirements apply. Not available in all jurisdictions. Trading involves high risk and may result in loss of your entire investment. See polymarket.us/tos for more information. The Polymarket US App serves as an independent software provider and affiliate of Polymarket US and Polymarket Clearing, the CFTC-regulated derivatives exchange and clearing organization.

Types of climate prediction markets

Each climate prediction market covers a specific weather or environmental outcome. You can check out the full complete guide to prediction markets to learn more, but the following summary of the main types will help you choose where to focus your expertise as a trader.

Best platforms for climate predictions markets reviewed

Before you explore prediction markets, you need to consider site reliability, market depth, data transparency, user experience, and more. Kalshi and Polymarket stand out on various fronts, and we’ll highlight their specific strengths as two of the best sites for trading climate predictions:

Kalshi – Regulated U.S. climate contracts with official data backing

Kalshi: Pros and Cons

• CFTC-regulated
• Transparent pricing
• Low fees, no house edge
• Diverse event markets available

• Possible loss from volatility or market uncertainty

Visit Kalshi

Kalshi is a prediction site where climate contracts are legally structured under CFTC oversight, providing strong transparency and consumer protection. It offers an extensive range of markets tied to temperature thresholds, precipitation events, and climate anomalies verified by trusted U.S. weather agencies.

Users enjoy a polished interface that simplifies contract selection, priced dynamically based on supply and demand. Contracts typically run from a single day to full seasons, with clear yes/no resolution criteria. Fees are straightforward and competitive, with no hidden costs. Kalshi’s recent international expansion includes a global liquidity pool boosting trade volumes and deeper markets, with trading volume hitting $4.4 billion in October 2025 alone. Before trading, users should carefully review settlement rules to avoid surprises.

Polymarket – Crypto-based climate trading

Polymarket: Pros and Cons

• Vast collection of prediction markets
• No trading fees
• User-friendly site
• Two reward programs

• Availability may vary by state

Visit Polymarket

Polymarket is a leading predictions market platform focusing on real-time event contracts, including contracts tied to weather and climate indicators. In 2025, Polymarket generated $4.1 billion in volume for October alone and regularly hosts over 247,000 weekly active users, showcasing vibrant market participation.

The platform features diverse climate prediction markets (from temperature records to storm likelihoods) with prices that adjust instantly to new data releases such as NOAA or IPCC reports. Transparency and clear event formats facilitate easier user comprehension and engagement.

Polymarket once exited the US due to concerns over the legal status of prediction markets. However, the platform is set to return to the US under a new legal framework soon, and is likely already available by the time you read this.

Comparing climate prediction sites and markets

You need to look at things like market availability, usability, pricing transparency, and the quality of data tools to choose the right platform for climate prediction markets. Let’s take a look at some of these features in greater detail.

How to trade your first climate prediction

Getting started with your first trade is simple. We’ve broken down the process into these seven steps to get you started:

1. Click the banners on this page to sign up with Kalshi or Polymarket.

2. Verify your account for full access to the site.

3. Deposit funds via bank transfer or approved methods.

4. Browse climate prediction markets like temperature thresholds for precipitation events.

5. Select a contract, review the yes/no question, and the settlement data source.

6. Buy contracts based on your prediction, monitoring the prices as they shift.

That’s it, it’s all it takes to get started. You can now decide whether to hold until settlement, when official data like NOAA reports determines your returns, or to sell the contract earlier as the price fluctuates.

Pros and cons of trading climate predictions

Now that you know how how event predictions trading works, let’s take a look at the pros and cons of trading climate contracts specifically:

Pros and Cons

• Data-driven insights from collective trader wisdom
• Transparent settlements using official data sources
• Wide market variety from daily weather to long-term trends

• Access limits based on regulations

Best sites for trading climate predictions

Sites like Kalshi and Polymarket allow you to trade contracts that pay out if a given climate event happens or doesn't happen. These climate prediction markets can be fun to engage with, especially if you're someone who already knows a lot about the weather.

Between the two sites, both have their merits, but Kalshi is a bit more beginner-friendly. While Polymarket offers better support for traders looking to use crypto.

Ready to start trading climate predictions? You can use one of the banners on this page to create your account and get started.

Discover our must-see climate prediction market sites

1.

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2.

4.8/5

Kalshi Review

Trade $25 Get $25

USA Allowed

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18+ and present in participating states. Terms and conditions apply. http://kalshi.com/tc/

3.

4.7/5

Polymarket Review

Deposit $10 get a $50 Trading Bonus

USA Allowed

Play now

18+ Only. Restrictions and eligibility requirements apply. Not available in all jurisdictions. Trading involves high risk and may result in loss of your entire investment. See polymarket.us/tos for more information. The Polymarket US App serves as an independent software provider and affiliate of Polymarket US and Polymarket Clearing, the CFTC-regulated derivatives exchange and clearing organization.

4.

4.7/5

Gemini Predictions Review

Trade $100 Get $20 in Bitcoin

USA Allowed

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T&Cs Apply / 18+

5.

OG Review

Trade $10, Get $10 Welcome Offer

USA Allowed

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Trading climate predictions FAQs