Mukilteo weather in May
In May, Mukilteo sees average daytime highs of 60°F and overnight lows near 47°F, with 3.5 in of precipitation across 12.3 wet days and about 14.9 hours of daylight. It is the 5th-warmest and 8th-wettest month of the year here.
Highs climb over the month, from about 58°F in the first days to 62°F by the end. The sky is clear or mostly clear about 23% of the time in May, and the air most often feels dry.
Daylight stretches from about 14 h 12 min at the start of May to 15 h 30 min by month's end. Set against the rest of the year, May is Mukilteo's 6th-clearest and 8th-windiest month. For the whole year in context, see Mukilteo's year-round climate.
- Daytime high
- 60°
- 5th warmest
- Overnight low
- 47°
- 8th coldest
- Precipitation
- 3.5 in
- 12.3 wet days
- Daylight
- 14 h 54 min
- 4:37 AM – 7:34 PM
- Cloud cover
- 65%
- 6th clearest
- Wind
- 5 mph
- 8th windiest
- Solar energy
- 5.21 kWh/m²
- Travel score
- 4.5
- out of 10
Mukilteo is waterfront city in Snohomish County, Washington, United States.
- Density
- 862/km²
- people per km²
- Founded
- 1858
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in May
Highs climb over the month, from about 58°F in the first days to 62°F by the end.
A typical May day in Mukilteo reaches about 60°F in the afternoon and slips back to 47°F overnight — a 12°F spread between the day's warmth and the night's chill. On most days the high lands between 52°F and 69°F. Set against its neighbours, May runs about 6°F warmer than April and about 4°F cooler than June.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°F) | 57 | 57 | 58 | 58 | 58 | 58 | 58 | 59 | 59 | 59 | 59 | 59 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 61 | 61 | 61 | 61 | 61 | 61 | 61 | 62 | 62 | 62 | 62 | 62 |
| Avg low (°F) | 45 | 45 | 45 | 46 | 46 | 46 | 46 | 46 | 46 | 47 | 47 | 47 | 47 | 47 | 47 | 48 | 48 | 48 | 48 | 48 | 49 | 49 | 49 | 49 | 49 | 49 | 49 | 49 | 49 | 50 | 50 |
| Avg high (°F) | Avg low (°F) | |
|---|---|---|
| 1 | 57 | 45 |
| 2 | 57 | 45 |
| 3 | 58 | 45 |
| 4 | 58 | 46 |
| 5 | 58 | 46 |
| 6 | 58 | 46 |
| 7 | 58 | 46 |
| 8 | 59 | 46 |
| 9 | 59 | 46 |
| 10 | 59 | 47 |
| 11 | 59 | 47 |
| 12 | 59 | 47 |
| 13 | 60 | 47 |
| 14 | 60 | 47 |
| 15 | 60 | 47 |
| 16 | 60 | 48 |
| 17 | 60 | 48 |
| 18 | 60 | 48 |
| 19 | 60 | 48 |
| 20 | 61 | 48 |
| 21 | 61 | 49 |
| 22 | 61 | 49 |
| 23 | 61 | 49 |
| 24 | 61 | 49 |
| 25 | 61 | 49 |
| 26 | 61 | 49 |
| 27 | 62 | 49 |
| 28 | 62 | 49 |
| 29 | 62 | 49 |
| 30 | 62 | 50 |
| 31 | 62 | 50 |
How May really feels in Mukilteo
Once humidity and wind are folded in, May averages 0 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.
May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Mukilteo weather by month
How May compares with the rest of the year at a glance. May is the 5th-warmest and 8th-wettest month here — the current month is highlighted below.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 45° / 38° | 9.1 | 19.3 | 5 | 8.6 | 0.7 |
| Feb | 47° / 38° | 5.8 | 15.4 | 4.2 | 9.9 | 1.2 |
| Mar | 50° / 40° | 7.0 | 19.1 | 3.1 | 11.6 | 1.8 |
| Apr | 54° / 43° | 5.2 | 16 | 0.8 | 13.4 | 2.8 |
| May | 60° / 47° | 3.5 | 12.3 | 0.1 | 14.9 | 4.5 |
| Jun | 64° / 51° | 3.1 | 10.6 | 0 | 15.7 | 5.6 |
| Jul | 69° / 55° | 1.5 | 6.1 | 0 | 15.4 | 7.3 |
| Aug | 70° / 55° | 1.7 | 6.1 | 0 | 14.1 | 7.4 |
| Sep | 65° / 52° | 3.3 | 9.4 | 0 | 12.4 | 6.1 |
| Oct | 56° / 46° | 7.1 | 15 | 0 | 10.6 | 3.5 |
| Nov | 48° / 41° | 10.0 | 19.3 | 1.9 | 9 | 1.4 |
| Dec | 44° / 38° | 9.1 | 19.1 | 5.3 | 8.2 | 0.5 |
Cloud cover in May
The sky is clear or mostly clear about 23% of the time in May.
Beyond those clear spells, partly cloudy skies cover about 14% of May, with mostly cloudy or overcast conditions the remaining 62%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 38 | 38 | 39 | 39 | 39 | 41 | 40 | 40 | 40 | 41 | 40 | 39 | 39 | 38 | 38 | 38 | 36 | 36 | 36 | 36 | 35 | 35 | 34 | 35 | 35 | 35 | 35 | 36 | 36 | 36 | 36 |
| Cloudier (%) | 62 | 62 | 61 | 61 | 61 | 59 | 60 | 60 | 60 | 59 | 60 | 61 | 61 | 62 | 62 | 62 | 64 | 64 | 64 | 64 | 65 | 65 | 66 | 65 | 65 | 65 | 65 | 64 | 64 | 64 | 64 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 38 | 62 |
| 2 | 38 | 62 |
| 3 | 39 | 61 |
| 4 | 39 | 61 |
| 5 | 39 | 61 |
| 6 | 41 | 59 |
| 7 | 40 | 60 |
| 8 | 40 | 60 |
| 9 | 40 | 60 |
| 10 | 41 | 59 |
| 11 | 40 | 60 |
| 12 | 39 | 61 |
| 13 | 39 | 61 |
| 14 | 38 | 62 |
| 15 | 38 | 62 |
| 16 | 38 | 62 |
| 17 | 36 | 64 |
| 18 | 36 | 64 |
| 19 | 36 | 64 |
| 20 | 36 | 64 |
| 21 | 35 | 65 |
| 22 | 35 | 65 |
| 23 | 34 | 66 |
| 24 | 35 | 65 |
| 25 | 35 | 65 |
| 26 | 35 | 65 |
| 27 | 35 | 65 |
| 28 | 36 | 64 |
| 29 | 36 | 64 |
| 30 | 36 | 64 |
| 31 | 36 | 64 |
Chance of precipitation in May
Mukilteo gets around 3.5 in of rain and snow over 12.3 wet days in May. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable precipitation averages around 40% and peaks near 46% on the wettest days, and about 0 day brings snow.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 46 | 45 | 45 | 44 | 43 | 42 | 41 | 40 | 40 | 39 | 39 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 38 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 39 |
| Rain chance (%) | |
|---|---|
| 1 | 46 |
| 2 | 45 |
| 3 | 45 |
| 4 | 44 |
| 5 | 43 |
| 6 | 42 |
| 7 | 41 |
| 8 | 40 |
| 9 | 40 |
| 10 | 39 |
| 11 | 39 |
| 12 | 38 |
| 13 | 38 |
| 14 | 38 |
| 15 | 38 |
| 16 | 38 |
| 17 | 38 |
| 18 | 38 |
| 19 | 38 |
| 20 | 38 |
| 21 | 39 |
| 22 | 39 |
| 23 | 39 |
| 24 | 39 |
| 25 | 39 |
| 26 | 39 |
| 27 | 39 |
| 28 | 39 |
| 29 | 39 |
| 30 | 39 |
| 31 | 39 |
Humidity in May
Most of May feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, May lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 98 |
| Comfortable (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 |
| Dry (%) | Comfortable (%) | |
|---|---|---|
| 1 | 100 | 0 |
| 2 | 100 | 0 |
| 3 | 100 | 0 |
| 4 | 100 | 0 |
| 5 | 100 | 0 |
| 6 | 100 | 0 |
| 7 | 100 | 0 |
| 8 | 100 | 0 |
| 9 | 100 | 0 |
| 10 | 100 | 0 |
| 11 | 100 | 0 |
| 12 | 100 | 0 |
| 13 | 100 | 0 |
| 14 | 100 | 0 |
| 15 | 100 | 0 |
| 16 | 100 | 0 |
| 17 | 100 | 0 |
| 18 | 100 | 0 |
| 19 | 100 | 0 |
| 20 | 100 | 0 |
| 21 | 99 | 1 |
| 22 | 99 | 1 |
| 23 | 99 | 1 |
| 24 | 99 | 1 |
| 25 | 99 | 1 |
| 26 | 99 | 1 |
| 27 | 99 | 1 |
| 28 | 99 | 1 |
| 29 | 99 | 1 |
| 30 | 99 | 1 |
| 31 | 98 | 2 |
Wind in May
Winds average 5 mph in May.
Across May, daily wind ranges from about 5 mph on the calmest days to 5 mph at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (mph) | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (mph) | Feels | |
|---|---|---|
| 1 | 5 | calm |
| 2 | 5 | calm |
| 3 | 5 | calm |
| 4 | 5 | calm |
| 5 | 5 | calm |
| 6 | 5 | calm |
| 7 | 5 | calm |
| 8 | 5 | calm |
| 9 | 5 | calm |
| 10 | 5 | calm |
| 11 | 5 | calm |
| 12 | 5 | calm |
| 13 | 5 | calm |
| 14 | 5 | calm |
| 15 | 5 | calm |
| 16 | 5 | calm |
| 17 | 5 | calm |
| 18 | 5 | calm |
| 19 | 5 | calm |
| 20 | 5 | calm |
| 21 | 5 | calm |
| 22 | 5 | calm |
| 23 | 5 | calm |
| 24 | 5 | calm |
| 25 | 5 | calm |
| 26 | 5 | calm |
| 27 | 5 | calm |
| 28 | 5 | calm |
| 29 | 5 | calm |
| 30 | 5 | calm |
| 31 | 5 | calm |
Sunrise & sunset in May
Daylight runs from about 14 h 12 min at the start of May to 15 h 30 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 78 minutes over May. Sunrise moves from 5:00 AM to 4:22 AM, and sunset from 7:13 PM to 7:51 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 14.2 | 14.3 | 14.3 | 14.4 | 14.4 | 14.5 | 14.5 | 14.6 | 14.6 | 14.7 | 14.7 | 14.8 | 14.8 | 14.9 | 14.9 | 14.9 | 15.0 | 15.0 | 15.1 | 15.1 | 15.1 | 15.2 | 15.2 | 15.3 | 15.3 | 15.3 | 15.4 | 15.4 | 15.4 | 15.5 | 15.5 |
| Sunrise (AM) | 5:00 | 4:58 | 4:56 | 4:55 | 4:53 | 4:52 | 4:50 | 4:48 | 4:47 | 4:45 | 4:44 | 4:43 | 4:41 | 4:40 | 4:38 | 4:37 | 4:36 | 4:35 | 4:33 | 4:32 | 4:31 | 4:30 | 4:29 | 4:28 | 4:27 | 4:26 | 4:25 | 4:24 | 4:23 | 4:23 | 4:22 |
| Sunset (PM) | 7:13 | 7:14 | 7:16 | 7:17 | 7:19 | 7:20 | 7:22 | 7:23 | 7:24 | 7:26 | 7:27 | 7:28 | 7:30 | 7:31 | 7:32 | 7:34 | 7:35 | 7:36 | 7:38 | 7:39 | 7:40 | 7:41 | 7:42 | 7:44 | 7:45 | 7:46 | 7:47 | 7:48 | 7:49 | 7:50 | 7:51 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 14.2 | 5:00 | 7:13 |
| 2 | 14.3 | 4:58 | 7:14 |
| 3 | 14.3 | 4:56 | 7:16 |
| 4 | 14.4 | 4:55 | 7:17 |
| 5 | 14.4 | 4:53 | 7:19 |
| 6 | 14.5 | 4:52 | 7:20 |
| 7 | 14.5 | 4:50 | 7:22 |
| 8 | 14.6 | 4:48 | 7:23 |
| 9 | 14.6 | 4:47 | 7:24 |
| 10 | 14.7 | 4:45 | 7:26 |
| 11 | 14.7 | 4:44 | 7:27 |
| 12 | 14.8 | 4:43 | 7:28 |
| 13 | 14.8 | 4:41 | 7:30 |
| 14 | 14.9 | 4:40 | 7:31 |
| 15 | 14.9 | 4:38 | 7:32 |
| 16 | 14.9 | 4:37 | 7:34 |
| 17 | 15.0 | 4:36 | 7:35 |
| 18 | 15.0 | 4:35 | 7:36 |
| 19 | 15.1 | 4:33 | 7:38 |
| 20 | 15.1 | 4:32 | 7:39 |
| 21 | 15.1 | 4:31 | 7:40 |
| 22 | 15.2 | 4:30 | 7:41 |
| 23 | 15.2 | 4:29 | 7:42 |
| 24 | 15.3 | 4:28 | 7:44 |
| 25 | 15.3 | 4:27 | 7:45 |
| 26 | 15.3 | 4:26 | 7:46 |
| 27 | 15.4 | 4:25 | 7:47 |
| 28 | 15.4 | 4:24 | 7:48 |
| 29 | 15.4 | 4:23 | 7:49 |
| 30 | 15.5 | 4:23 | 7:50 |
| 31 | 15.5 | 4:22 | 7:51 |
Solar energy in May
Average shortwave solar energy reaching the ground each day in May, about 5.21 kWh/m².
For context, solar energy here swings from a low near 0.84 kWh/m² to a high of 6.04 kWh/m² in July across the year — May's 5.21 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.0 | 5.0 | 5.0 | 5.1 | 5.1 | 5.1 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.0 | Bright |
| 2 | 5.0 | Bright |
| 3 | 5.0 | Bright |
| 4 | 5.1 | Bright |
| 5 | 5.1 | Bright |
| 6 | 5.1 | Bright |
| 7 | 5.2 | Bright |
| 8 | 5.2 | Bright |
| 9 | 5.2 | Bright |
| 10 | 5.2 | Bright |
| 11 | 5.2 | Bright |
| 12 | 5.2 | Bright |
| 13 | 5.2 | Bright |
| 14 | 5.2 | Bright |
| 15 | 5.2 | Bright |
| 16 | 5.2 | Bright |
| 17 | 5.2 | Bright |
| 18 | 5.2 | Bright |
| 19 | 5.2 | Bright |
| 20 | 5.2 | Bright |
| 21 | 5.2 | Bright |
| 22 | 5.2 | Bright |
| 23 | 5.2 | Bright |
| 24 | 5.2 | Bright |
| 25 | 5.2 | Bright |
| 26 | 5.3 | Bright |
| 27 | 5.3 | Bright |
| 28 | 5.3 | Bright |
| 29 | 5.3 | Bright |
| 30 | 5.3 | Bright |
| 31 | 5.3 | Bright |
Hazard calendar for Mukilteo
None of Mukilteo's seasonal hazards are active in May. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Mukilteo's rainy season runs October–April, when most of the year's rain falls.
Is May a good time to visit Mukilteo?
Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
May is a reasonable time to visit Mukilteo for sightseeing.
What to pack for Mukilteo in May
From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In May, Mukilteo sees daytime highs around 60°F and nights near 47°F. Worth packing: a warm layer, rain gear and sun protection. About 12 days see rain.
Sea temperature near Mukilteo in May
The nearest coast averages about 50°F in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 29 mi away) is warmest in August at about 53°F and coldest in February near 46°F.
The water stays below 68°F all year — cool enough that most swimmers want a wetsuit.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°F) | 46 | 46 | 47 | 48 | 50 | 52 | 53 | 53 | 53 | 50 | 49 | 47 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing |
| Sea temperature (°F) | Comfort | |
|---|---|---|
| Jan | 46 | Bracing |
| Feb | 46 | Bracing |
| Mar | 47 | Bracing |
| Apr | 48 | Bracing |
| May | 50 | Bracing |
| Jun | 52 | Bracing |
| Jul | 53 | Bracing |
| Aug | 53 | Bracing |
| Sep | 53 | Bracing |
| Oct | 50 | Bracing |
| Nov | 49 | Bracing |
| Dec | 47 | Bracing |
UV index in Mukilteo in May
Clear-sky midday UV in May peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Mukilteo peaks around July 17 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 18 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 1 | 4 | 5 | 7 | 6 | 8 | 6 | 4 | 3 | 1 | 1 |
| Level | Low | Low | Moderate | Moderate | High | High | Very high | High | Moderate | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 1 | Low |
| Mar | 4 | Moderate |
| Apr | 5 | Moderate |
| May | 7 | High |
| Jun | 6 | High |
| Jul | 8 | Very high |
| Aug | 6 | High |
| Sep | 4 | Moderate |
| Oct | 3 | Moderate |
| Nov | 1 | Low |
| Dec | 1 | Low |
Air quality in Mukilteo in May
Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.
Air quality in Mukilteo is worst in August — around 20 µg/m³ PM2.5 (moderate), about 3.1× the cleanest month (December, 6 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 8 | 10 | 12 | 12 | 13 | 11 | 10 | 20 | 18 | 11 | 7 | 6 |
| Level | Good | Good | Moderate | Good | Moderate | Good | Good | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 8 | Good |
| Feb | 10 | Good |
| Mar | 12 | Moderate |
| Apr | 12 | Good |
| May | 13 | Moderate |
| Jun | 11 | Good |
| Jul | 10 | Good |
| Aug | 20 | Moderate |
| Sep | 18 | Moderate |
| Oct | 11 | Good |
| Nov | 7 | Good |
| Dec | 6 | Good |
Where is Mukilteo?
Mukilteo sits at 47.9°N, 122.3°W, 105 ft above sea level, in United States. The nearest listed city is Everett, 5.6 mi away.
Topography around Mukilteo
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Mukilteo.
Within 2 miles, the terrain around Mukilteo has only modest variations in elevation — a maximum elevation change of 630 ft around an average of 157 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 682 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 7,589 ft.
The land around Mukilteo is covered by water (60%) and trees (24%) within 2 miles, water (41%) and trees (37%) within 10 miles, and trees (67%) and water (21%) within 50 miles.
United States travel facts
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 100% of US
- price level, 2025
- GDP per capita
- $90,027
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 5.8
- per 100k, 2023
- Road deaths
- 12.7
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Mukilteo (47.9445°, -122.3046°, elevation 105 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).