Best time to fly to Extension
The most popular months for travelers to fly to Extension are March, July, and August, when peak temperatures in Extension can reach up to 64.8°F in August. If you prefer quieter travel, consider September, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 58.5°F. For better deals, May and October usually offer the lowest average one-way fares around $185, roughly 22% cheaper than the yearly average. Looking for additional cheaper months to fly? February offers an average one-way fare of around $188, making it a good option for flexible travelers.
Month | Temperature | Precipitation | Cloudiness | Demand | Average one-way Fare |
| January | 38.5°F (3.6°C) | Moderate Rain | Mostly Cloudy | Average | $292 |
| February | 37.9°F (3.3°C) | Light Rain | Mostly Cloudy | Average | $188 |
| March | 41.2°F (5.1°C) | Light Rain | Mostly Cloudy | High | $254 |
| April | 45.7°F (7.6°C) | Light Rain | Mostly Cloudy | Average | $224 |
| May | 53.6°F (12.0°C) | Light Rain | Mostly Sunny | Average | $185 |
| June | 58.8°F (14.9°C) | Light Rain | Mostly Sunny | Average | $221 |
| July | 64.4°F (18.0°C) | No Rain (Dry) | Mostly Sunny | High | $209 |
| August | 64.8°F (18.2°C) | No Rain (Dry) | Mostly Sunny | High | $204 |
| September | 58.5°F (14.7°C) | Light Rain | Mostly Sunny | Low | $255 |
| October | 50.2°F (10.1°C) | Light Rain | Mostly Sunny | Average | $185 |
| November | 42.1°F (5.6°C) | Moderate Rain | Mostly Cloudy | Low | $321 |
| December | 37.0°F (2.8°C) | Moderate Rain | Mostly Cloudy | Low | $335 |
*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.