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Sammamish, United States Snapshot 2026
Where is Sammamish?
Sammamish, United States
- Continent
- Americas
- Country
- United States
- City
- Sammamish
- Population
- 52.3K
- Elevation
- 18 m
- Coordinates
- 47.64°, -122.08°
Sammamish is a city in United States with a population of approximately 52.3K. Average temperatures range from 2°C (35°F) in February to 26°C (80°F) in August. The best time to visit is June, July, August, September.
Time in Sammamish right now
Open full time & time zone page 20:24 24
Monday, June 15, 2026
IANA time zone
America/Los_Angeles
Daylight saving
DST in effect
PST / PDT
Next DST change
November 1
backward -1h
Live weather in Sammamish
Daylight in Sammamish today
View full sunrise & sunset page Sunrise
Sunset
Day length
15h 58m
Climate normals for Sammamish
Long-term monthly averages based on historical data.
January
Wet 
February
Wet March
Wet April
Fair May
Good June best
Excellent July best
Excellent August best
Excellent September best
Excellent October
Wet November
Wet December
Wet | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 8°C / 2°C | 6°C / -1°C | 19days (223 mm) Wet | 4h Fair | 84% Humid | 1.2 Low | Wet | View Details |
| February | 8°C / 2°C | 5°C / -2°C | 18days (201 mm) Wet | 5h Fair | 84% Humid | 1.9 Low | Wet | View Details |
| March | 12°C / 3°C | 9°C / 0°C | 18days (171 mm) Wet | 7.2h Good | 81% Humid | 3.3 Moderate | Wet | View Details |
| April | 15°C / 6°C | 13°C / 3°C | 17days (139 mm) Wet | 9h Good | 78% Humid | 4.8 Moderate | Fair | View Details |
| May | 19°C / 9°C | 19°C / 8°C | 12days (97 mm) Wet | 10.4h Excellent | 76% Humid | 5.5 High | Good | View Details |
| June best | 22°C / 12°C | 22°C / 11°C | 11days (88 mm) Wet | 11.1h Excellent | 75% Muggy | 6.3 High | Excellent | View Details |
| July best | 26°C / 15°C | 26°C / 15°C | 5days (26 mm) Good | 12.4h Excellent | 70% Muggy | 6.9 High | Excellent | View Details |
| August best | 26°C / 15°C | 27°C / 16°C | 5days (38 mm) Good | 11.1h Excellent | 71% Muggy | 5.9 High | Excellent | View Details |
| September best | 22°C / 13°C | 22°C / 12°C | 10days (92 mm) Wet | 9.3h Good | 78% Humid | 4.6 Moderate | Excellent | View Details |
| October | 16°C / 8°C | 15°C / 6°C | 17days (198 mm) Wet | 6.7h Fair | 84% Humid | 2.9 Moderate | Wet | View Details |
| November | 11°C / 5°C | 9°C / 2°C | 19days (232 mm) Wet | 4.3h Fair | 86% Very Muggy | 1.6 Low | Wet | View Details |
| December | 8°C / 3°C | 5°C / -1°C | 19days (257 mm) Wet | 3.3h Poor | 87% Very Muggy | 1 Low | Wet | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 8°C / 2°C . Feb: 8°C / 2°C . Mar: 12°C / 3°C . Apr: 15°C / 6°C . May: 19°C / 9°C . Jun: 22°C / 12°C . Jul: 26°C / 15°C . Aug: 26°C / 15°C . Sep: 22°C / 13°C . Oct: 16°C / 8°C . Nov: 11°C / 5°C . Dec: 8°C / 3°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 223 mm. Feb: 201 mm. Mar: 171 mm. Apr: 139 mm. May: 97 mm. Jun: 88 mm. Jul: 26 mm. Aug: 38 mm. Sep: 92 mm. Oct: 198 mm. Nov: 232 mm. Dec: 257 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 84%. Feb: 84%. Mar: 81%. Apr: 78%. May: 76%. Jun: 75%. Jul: 70%. Aug: 71%. Sep: 78%. Oct: 84%. Nov: 86%. Dec: 87%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 15 km/h . Feb: 14 km/h . Mar: 14 km/h . Apr: 14 km/h . May: 12 km/h . Jun: 11 km/h . Jul: 10 km/h . Aug: 11 km/h . Sep: 11 km/h . Oct: 13 km/h . Nov: 14 km/h . Dec: 15 km/h .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 1. Feb: UV 2. Mar: UV 3. Apr: UV 5. May: UV 6. Jun: UV 6. Jul: UV 7. Aug: UV 6. Sep: UV 5. Oct: UV 3. Nov: UV 2. Dec: UV 1.
Frequently Asked Questions
Sammamish has a population of approximately 52.3K.
The best months to visit Sammamish are June, July, August, September, when temperatures are pleasant and rainfall is lower.
Sammamish receives approximately 1762mm of rainfall annually across 170 rainy days.
Sammamish is located in United States, in the Americas region.
Sammamish sits at an elevation of 18 m (59 ft) above sea level.