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Climate · Seward

Seward in September

Cool and wet, as the days shorten.

Typical weather, averaged over 30 years

September in Seward is cool: highs near 59°F, lows near 45°F. Rain falls on about five days a week, and the days shorten by 1 hour 55 minutes from the first week to the last.September in Seward is cool: highs near 15°C, lows near 7°C. Rain falls on about five days a week, and the days shorten by 1 hour 55 minutes from the first week to the last.

High
59°F15°Caverage
Low
45°F7°Caverage
Wet days
5a week · 66% of days
Daylight
12h 41mon average

Is September a good time to visit Seward?

September sits outside Seward's best months, which run from July to August. Expect cool days and rain on about five days a week.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How September sits in the year

week by week

Temperature

Highs near 59°F in September, against 30°F to 66°F through the year.Highs near 15°C in September, against -1°C to 19°C through the year.

Chance of a wet day

66% of days in September, against 47% to 66% through the year.

Cloud cover

65% cover in September, against 59% to 68% through the year.

Daylight

12h 41m in September, against 6h 10m to 18h 31m through the year.

Week by week, lightly smoothed, with September shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side

  1. August65°18°low 51°low 11°3 wet days a weekRain on about three days a week.
  2. September59°15°low 45°low 7°5 wet days a weekRain on about five days a week.
  3. October49°9°low 36°low 2°4 wet days a weekRain on about four days a week.

Where Seward sits, in September

America/Anchorage
this place
typical high in September 40°F4°C95°F35°C
Sunrise, mid-September
7:32 AMsets 8:31 PM
Above the sea
19 mlow-lying
Latitude
59.5°Nnorthern hemisphere
Nearest of ours
Skwentna233 km north

The land around Seward, shaded by its typical high in September, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in United States in September

high · low · wet days
See September on the planning mapThe whole year in Seward

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Seward. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (19 m) against the climate model's (126 m).Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (19 m) against the climate model's (126 m). Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.