Weather in Сијетл in септембар
Climate normals based on 10 years of historical data for Сијетл, Сједињене Државе.
Average high
21°C
Average low
12°C
Rainfall
67 mm
10 rainy days
Sunshine
4.4h/day
Vlažnost
73%
How Hot Is Сијетл in септембар?
September keeps Сијетл warm but with noticeable cooling at night: 21°C peaks, 12°C lows. A 4°C cooler reading than August, but next month (October) will drop further.
Sunshine Hours in септембар
Sun and cloud trade off in Сијетл's September: 4.4h of direct sun, daylight from 6:45 am to 7:20 pm.
Does It Rain In Сијетл In септембар?
Сијетл's September is moderately rainy — 67mm across 10 days.
Is Сијетл Humid In септембар?
High levels of humidity in Сијетл year-round (about 73%) will make it feel warmer than the thermometer suggests.
Wind In Сијетл In септембар
Wind stays light: 13 kph on a typical day in Сијетл.
Cloud Cover In Сијетл In септембар
Сијетл's September runs cloudy: typical cloud cover of 57%.
Cities With Similar Weather In септембар
Weather in Сијетл, month by month
| Month | High / Low | Kiša | |
|---|---|---|---|
| Vreme u januaru | 8°C / 3°C | 188mm | Details → |
| Vreme u februaru | 8°C / 2°C | 124mm | Details → |
| Vreme u martu | 11°C / 3°C | 109mm | Details → |
| Vreme u aprilu | 14°C / 5°C | 87mm | Details → |
| Vreme u maju | 19°C / 9°C | 55mm | Details → |
| Vreme u junu | 22°C / 11°C | 54mm | Details → |
| Vreme u julu | 26°C / 14°C | 15mm | Details → |
| Vreme u avgustu | 26°C / 15°C | 27mm | Details → |
| Vreme u septembru | 21°C / 12°C | 67mm | |
| Vreme u oktobru | 16°C / 8°C | 134mm | Details → |
| Vreme u novembru | 10°C / 5°C | 192mm | Details → |
| Vreme u decembru | 7°C / 3°C | 202mm | Details → |