September in Coeur d'Alene, ID: peak season for golf — great conditions and a wide playing window. Best tee times: mid-morning through early afternoon.
| Average September Weather | |
|---|---|
| Avg daily high | 74°F |
| Avg daily low | 53°F |
| Rainy days | 9 / mo |
| Avg peak wind | 7.5 mph |
September splits Coeur d'Alene's golf audience cleanly in two. Traveling golfers arriving for the first time get near-ideal conditions: a 74°F average high, peak winds that sit at just 7.5 mph — the 2nd-calmest month of the year (tied with January) — and enough dry days to plan a multi-round trip with confidence. The 21°F daily swing does mean cool mornings, so tee times before 9 AM will feel more like October than August.
Local regulars, meanwhile, read September differently. They know it marks the closing stretch before conditions deteriorate fast. With nine precipitation days it's the third-driest month of the year, but the drop-off into October is steep — two more rain days and a 15°F cooler average high. Regulars tend to squeeze in as many late-afternoon rounds as possible while 70°F afternoons are still reliable.
Book mid-morning tee times — around 10 AM to noon — to clear the cool 53°F lows while still catching the warmest part of a 74°F afternoon. September's peak-season designation combined with its favorable conditions makes booking ahead prudent, especially for weekend rounds at the busier resort courses. See how conditions rate hour by hour on our playability scale.
August runs 9°F warmer with only five precipitation days, making it the drier, hotter choice for golfers who want pure summer conditions. September costs you that heat but gains slightly calmer winds — 7.5 mph versus August's 8 mph — and still holds solidly in peak season. October drops another 15°F off the average high and adds two more rainy days, signaling a clear shift toward shoulder-season play.
Climate normals show the long-term picture, but day-to-day weather varies. Check today's live golf weather score for Coeur d'Alene, ID for the current playability rating, hourly wind, temperature, and the recommended tee time window.
← August in Coeur d'Alene, ID • October in Coeur d'Alene, ID →
September sits in peak season with a 74°F average high, 7.5 mph peak winds, and only nine precipitation days — the third-driest month of the year. For a traveling golfer building a multi-day itinerary, those numbers support consistent, comfortable play. The main adjustment is planning tee times after the cool 53°F mornings burn off.
The shift is sharper than most months: the average high falls 15°F, from 74°F down to 59°F, and precipitation days increase from nine to eleven. Wind stays nearly identical at 7.5 versus 7.6 mph, so it isn't wind that signals the season change — it's the cold and the rain. If you have flexibility, September is meaningfully more playable than October.