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Weather & Climate
Seward, Alaska, United States
Overview
Available climate summaries for Seward. Origins and reference periods are unverified; stored values may include AI estimates. Treat these as estimates until independently verified.
Key Metrics
Annual Avg
1.3°C
Summer Avg
9°C
Winter Avg
-4.8°C
Record High
21.4°C
Record Low
-24.2°C
Annual Precipitation
2632.8 mm
Avg Humidity
90%
Summer Humidity
88%
Winter Humidity
93%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 3.1° | -5.5° | -22.5° | 251.7 | 93% | 9 | 75.6 |
| Feb | 2.7° | -4.7° | -21.3° | 217.6 | 92% | 25 | 74.8 |
| Mar | 3.4° | -4.7° | -24.2° | 164 | 89% | 71 | 72.3 |
| Apr | 8° | -0.8° | -14.5° | 189 | 88% | 107 | 60.6 |
| May | 14.3° | 3.1° | -7.9° | 156.5 | 88% | 143 | 55 |
| Jun | 20.4° | 7.1° | 0.7° | 130.5 | 88% | 148 | 51.2 |
| Jul | 20.4° | 9.9° | 4° | 162.1 | 89% | 142 | 48.4 |
| Aug | 21.4° | 9.9° | 2.8° | 215.1 | 88% | 109 | 53.5 |
| Sep | 15.7° | 6.7° | -2.1° | 296.4 | 89% | 70 | 59.4 |
| Oct | 8.6° | 1.9° | -12.2° | 297.3 | 90% | 34 | 60.9 |
| Nov | 5.7° | -3.4° | -19.5° | 256.2 | 92% | 12 | 71 |
| Dec | 4.3° | -4.3° | -21.2° | 296.4 | 94% | 5 | 77.1 |
Data sources
Estimates and unverified origins
Oyster List climate data - Climate origins are unverified. Available methods include historical APIs and AI estimates; stored rows do not identify the original dataset, reference period, or model for each value. Treat these summaries as estimates until independently verified. Record updated 2026-03-22.
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