Homer in September

In September, Homer averages 12°C (54°F) during the day and 8°C (46°F) at night, with frequent rain — about 20 days of the month see precipitation (140 mm total).

Off-peak

Conditions are cool — bring a jacket for evenings. Expect daily rain or showers, often in heavy bursts.

It's peak hurricane season in Homer during September. Travel is possible but expect storm risk, possible flight disruption, and generally lower travel insurance coverage.

12°C
Avg high
8°C
Avg low
20
Rain days
140 mm
Rainfall

How September compares to the rest of the year in Homer

4th
warmest month of the 12
3rd
wettest month of the 12
11%
of yearly rainfall falls in September
12 h 53 min
daylight on the 15th

September is in the middle of the year for warmth in Homer (4th of 12) and one of the wettest months (3rd of 12). Daytime temperature runs 5°C above the annual average (7°C). September runs 3°C cooler than August (16°C) and cools 5°C in October (7°C).

September sunrise & sunset in Homer

🌅
Sunrise (15th)
7:34 AM
🌇
Sunset (15th)
8:28 PM
Day length
12 h 53 min

Times shown for Homer local time (America/Anchorage), calculated for the 15th of September. They shift by a few minutes day to day across the month.

Photography light in Homer — September

Golden-hour and blue-hour windows for the 15th of September, in Homer's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).

🌅 Blue hour (AM)
6:34 AM – 7:14 AM
🌄 Golden hour (AM)
7:14 AM – 8:14 AM
🌇 Golden hour (PM)
7:48 PM – 8:48 PM
🌆 Blue hour (PM)
8:48 PM – 9:28 PM
Milky Way galactic core
Poor
Core barely rises (or hasn't yet returned for the season). Consider a different month.
Aurora visibility
Fair
Aurora is possible from Homer but requires a strong geomagnetic event (Kp 5+) plus clear skies — chase nights, don't count on them.

📅 When to book — Homer in September

Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on September's tier (Off-peak) and Homer's popularity.

✈ Flights — lead time
3-6 weeks
Cheapest flights of the year. Last-minute deals are real if you can be flexible. ⚠ Peak hazard season — book flexible-change tickets and travel insurance with weather-disruption coverage.
🏨 Lodging — lead time
2-4 weeks
Last-minute bookings work fine. Some seasonal properties close — call ahead if it's a small boutique or beach resort.

Crowds & pricing — September in Homer

Off-peak

This is off-peak for Homer — the lowest prices of the year and the fewest crowds, but with real trade-offs: some restaurants, hotels, and beach businesses may close for the season; weather conditions can make outdoor activities unpredictable; and a handful of seasonal sights run reduced hours or close entirely. Great if you prefer a quiet local rhythm and don't mind the climate giving you reasons to choose indoor activities.

Why this tier: peak hazard season (1 active)

Sun & mosquito risk — September in Homer

☀️ UV Index (noon, 15th)
5.8
Moderate
Use SPF 15-30 for prolonged outdoor exposure; sunglasses recommended at peak hours.
🦟 Mosquito risk
●●○○○
Low
Mosquitoes present but manageable. Pack repellent (DEET 10-20%) for evenings near water.

UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.

Homer in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January -1°C / 29°F -5°C / 22°F 116 mm 19
February -1°C / 31°F -5°C / 22°F 76 mm 18
March 0°C / 33°F -4°C / 24°F 71 mm 15
April 5°C / 41°F 0°C / 31°F 63 mm 18
May 11°C / 51°F 5°C / 41°F 76 mm 21
June 14°C / 57°F 9°C / 48°F 68 mm 17
July 16°C / 61°F 12°C / 53°F 96 mm 17
August 16°C / 60°F 11°C / 52°F 132 mm 20
September 12°C / 54°F 8°C / 46°F 140 mm 20
October 7°C / 45°F 3°C / 37°F 131 mm 19
November 2°C / 35°F -2°C / 28°F 136 mm 19
December 0°C / 31°F -5°C / 23°F 157 mm 20

Other cities with similar September weather

🌍 See the full ranked list of climate twins for Homer in September →

Frequently asked questions

How hot is Homer in September?

In September, Homer averages a high of 12°C (54°F) and a low of 8°C (46°F) — generally cool.

Does it rain a lot in Homer in September?

September is quite rainy in Homer, with about 20 rainy days on average.

Is September a good time to visit Homer?

September is cool but on the rainy side. It suits travelers who are comfortable with cool weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for Homer in September?

Pack a warm jacket and layers, plus a compact umbrella or rain jacket. See the full September packing list for Homer for a complete, climate-based checklist.

Open Homer on the interactive map

Check the live 10-day forecast and sunrise/sunset.