Weather in Mercer Island Washington, United States. 15 days forecast
Current weather conditions
Sky / Temperature 34°F | Wind Calm | Atmospheric pressure1025 hPa | Humidity86% | Wind chill34°F | Dewpoint30°F |
Updated: 12/05/2024 at 02:53 (Local time)
Weather Station: Seattle, Seattle Boeing Field
°F°C
mi/hkm/h
Weather forecast 15 days
15-day weather forecast with temperatures, sky state, wind speed and direction, cloud percentage, probability of precipitation, accumulated precipitation, humidity, atmospheric pressure, sunrise and sunset times, moonrise and moonset times, and daily moon phase. Weather forecast for Mercer Island.
Today, december 4
47°F34°F
7:3816:19
11:1319:20
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 23:00 | 37°F |  4 mi/h | 1025 hPa | 80% | 50% | 0% | 0 mm |
Tomorrow, december 5
48°F37°F
7:3916:18
11:4420:38
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 37°F | 4 mi/h | 1025 hPa | 81% | 50% | 0% | 0 mm |
| 03:00 | 37°F | 5 mi/h | 1026 hPa | 78% | 47% | 0% | 0 mm |
| 06:00 | 37°F | 4 mi/h | 1026 hPa | 79% | 61% | 1% | 0 mm |
| 09:00 | 39°F | 4 mi/h | 1027 hPa | 82% | 82% | 1% | 0 mm |
| 12:00 | 46°F |  3 mi/h | 1028 hPa | 74% | 55% | 1% | 0 mm |
| 15:00 | 48°F | 2 mi/h | 1028 hPa | 72% | 77% | 3% | 0 mm |
| 18:00 | 46°F | 2 mi/h | 1028 hPa | 75% | 54% | 3% | 0 mm |
| 21:00 | 45°F | 2 mi/h | 1028 hPa | 76% | 56% | 1% | 0 mm |
Friday, december 6
52°F42°F
7:4116:18
12:0821:58
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 45°F | 2 mi/h | 1028 hPa | 76% | 51% | 1% | 0 mm |
| 03:00 | 43°F | 2 mi/h | 1028 hPa | 82% | 66% | 1% | 0 mm |
| 06:00 | 43°F | 4 mi/h | 1026 hPa | 84% | 65% | 4% | 0 mm |
| 09:00 | 45°F | 4 mi/h | 1026 hPa | 84% | 73% | 4% | 0 mm |
| 12:00 | 50°F | 7 mi/h | 1024 hPa | 78% | 81% | 23% | 0 mm |
| 15:00 | 52°F | 7 mi/h | 1021 hPa | 75% | 88% | 23% | 0 mm |
| 18:00 | 52°F | 7 mi/h | 1020 hPa | 76% | 92% | 49% | 0.1 mm |
| 21:00 | 50°F | 9 mi/h | 1016 hPa | 75% | 91% | 49% | 0.1 mm |
Saturday, december 7
52°F46°F
7:4216:18
12:2723:17
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 50°F | 11 mi/h | 1016 hPa | 80% | 91% | 84% | 1.6 mm |
| 03:00 | 50°F | 11 mi/h | 1015 hPa | 87% | 96% | 84% | 1.6 mm |
| 06:00 | 52°F | 12 mi/h | 1016 hPa | 93% | 98% | 97% | 1.9 mm |
| 09:00 | 52°F | 13 mi/h | 1018 hPa | 94% | 97% | 97% | 1.9 mm |
| 12:00 | 52°F |  14 mi/h | 1018 hPa | 92% | 96% | 94% | 0.4 mm |
| 15:00 | 50°F | 14 mi/h | 1019 hPa | 85% | 97% | 94% | 0.4 mm |
| 18:00 | 48°F | 14 mi/h | 1020 hPa | 83% | 96% | 97% | 0.6 mm |
| 21:00 | 46°F | 14 mi/h | 1021 hPa | 84% | 92% | 97% | 0.5 mm |
Sunday, december 8
48°F44°F
7:4316:18
12:45----
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 46°F | 12 mi/h | 1020 hPa | 87% | 91% | 97% | 0.5 mm |
| 03:00 | 45°F | 10 mi/h | 1020 hPa | 91% | 91% | 97% | 0.5 mm |
| 06:00 | 45°F | 8 mi/h | 1023 hPa | 92% | 84% | 97% | 0.3 mm |
| 09:00 | 45°F | 6 mi/h | 1023 hPa | 93% | 74% | 97% | 0.3 mm |
| 12:00 | 46°F | 4 mi/h | 1023 hPa | 90% | 67% | 97% | 0.3 mm |
| 15:00 | 48°F | 3 mi/h | 1024 hPa | 85% | 61% | 97% | 0.2 mm |
| 18:00 | 46°F | 2 mi/h | 1027 hPa | 86% | 61% | 62% | 0.1 mm |
| 21:00 | 45°F | 2 mi/h | 1029 hPa | 91% | 64% | 62% | 0 mm |
Monday, december 9
46°F40°F
7:4416:18
13:0100:36
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 43°F | 2 mi/h | 1030 hPa | 92% | 70% | 62% | 0 mm |
| 03:00 | 43°F | 2 mi/h | 1031 hPa | 92% | 79% | 62% | 0 mm |
| 06:00 | 43°F | 2 mi/h | 1032 hPa | 92% | 77% | 17% | 0 mm |
| 09:00 | 43°F | 2 mi/h | 1033 hPa | 91% | 70% | 17% | 0 mm |
| 12:00 | 45°F | 2 mi/h | 1033 hPa | 88% | 66% | 17% | 0 mm |
| 15:00 | 46°F | 3 mi/h | 1033 hPa | 84% | 62% | 17% | 0 mm |
| 18:00 | 45°F |  3 mi/h | 1033 hPa | 84% | 61% | 5% | 0 mm |
| 21:00 | 41°F | 3 mi/h | 1034 hPa | 87% | 60% | 5% | 0 mm |
Tuesday, december 10
44°F39°F
7:4516:17
13:1901:56
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 39°F |  4 mi/h | 1034 hPa | 87% | 67% | 5% | 0 mm |
| 03:00 | 39°F | 4 mi/h | 1033 hPa | 86% | 79% | 5% | 0 mm |
| 06:00 | 39°F | 4 mi/h | 1033 hPa | 86% | 81% | 6% | 0 mm |
| 09:00 | 41°F | 4 mi/h | 1034 hPa | 86% | 80% | 6% | 0 mm |
| 12:00 | 43°F | 4 mi/h | 1033 hPa | 84% | 82% | 6% | 0 mm |
| 15:00 | 45°F | 4 mi/h | 1033 hPa | 80% | 86% | 6% | 0 mm |
| 18:00 | 45°F | 4 mi/h | 1033 hPa | 81% | 80% | 25% | 0 mm |
| 21:00 | 43°F | 5 mi/h | 1034 hPa | 84% | 70% | 25% | 0 mm |
Wednesday, december 11
47°F41°F
7:4616:17
13:3903:19
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 43°F | 6 mi/h | 1034 hPa | 86% | 73% | 25% | 0 mm |
| 03:00 | 41°F | 6 mi/h | 1033 hPa | 88% | 84% | 25% | 0 mm |
| 06:00 | 41°F | 7 mi/h | 1032 hPa | 90% | 86% | 46% | 0.2 mm |
| 09:00 | 43°F | 7 mi/h | 1030 hPa | 92% | 83% | 46% | 0.3 mm |
| 12:00 | 45°F | 8 mi/h | 1028 hPa | 91% | 85% | 46% | 0.3 mm |
| 15:00 | 46°F | 8 mi/h | 1025 hPa | 87% | 90% | 46% | 0.3 mm |
| 18:00 | 45°F | 8 mi/h | 1021 hPa | 84% | 87% | 17% | 0.3 mm |
| 21:00 | 45°F | 10 mi/h | 1018 hPa | 86% | 86% | 17% | 0.5 mm |
Thursday, december 12
47°F44°F
7:4716:17
14:0304:44
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 45°F | 10 mi/h | 1016 hPa | 87% | 88% | 17% | 0.5 mm |
| 03:00 | 45°F | 10 mi/h | 1016 hPa | 89% | 92% | 17% | 0.5 mm |
| 06:00 | 45°F | 10 mi/h | 1017 hPa | 91% | 95% | 17% | 0.5 mm |
| 09:00 | 45°F | 9 mi/h | 1018 hPa | 92% | 89% | 17% | 0.5 mm |
| 12:00 | 46°F | 9 mi/h | 1019 hPa | 88% | 84% | 17% | 0.4 mm |
| 15:00 | 48°F | 9 mi/h | 1019 hPa | 86% | 81% | 17% | 0.5 mm |
| 18:00 | 46°F | 9 mi/h | 1019 hPa | 87% | 81% | 17% | 0.5 mm |
| 21:00 | 45°F | 9 mi/h | 1018 hPa | 88% | 83% | 17% | 0.5 mm |
Friday, december 13
46°F43°F
7:4816:17
14:3506:11
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 45°F | 9 mi/h | 1015 hPa | 88% | 87% | 17% | 0.4 mm |
| 03:00 | 45°F | 9 mi/h | 1012 hPa | 89% | 91% | 17% | 0.4 mm |
| 06:00 | 43°F | 8 mi/h | 1008 hPa | 91% | 89% | 17% | 0.3 mm |
| 09:00 | 43°F | 8 mi/h | 1004 hPa | 94% | 84% | 17% | 0.3 mm |
| 12:00 | 45°F | 7 mi/h | 1000 hPa | 92% | 83% | 17% | 0.3 mm |
| 15:00 | 46°F | 7 mi/h | 999 hPa | 89% | 84% | 17% | 0.3 mm |
| 18:00 | 45°F | 7 mi/h | 1000 hPa | 88% | 84% | 17% | 0.3 mm |
| 21:00 | 45°F | 7 mi/h | 1002 hPa | 88% | 83% | 17% | 0.3 mm |
Saturday, december 14
44°F41°F
7:4916:18
15:1907:35
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 43°F | 7 mi/h | 1004 hPa | 89% | 86% | 17% | 0.3 mm |
| 03:00 | 43°F | 7 mi/h | 1006 hPa | 90% | 89% | 17% | 0.3 mm |
| 06:00 | 43°F | 7 mi/h | 1008 hPa | 91% | 87% | 17% | 0.3 mm |
| 09:00 | 43°F | 7 mi/h | 1009 hPa | 92% | 83% | 17% | 0.3 mm |
| 12:00 | 43°F | 7 mi/h | 1010 hPa | 91% | 80% | 17% | 0.3 mm |
| 15:00 | 45°F | 7 mi/h | 1011 hPa | 88% | 79% | 17% | 0.3 mm |
| 18:00 | 43°F | 7 mi/h | 1012 hPa | 87% | 75% | 17% | 0.3 mm |
| 21:00 | 43°F | 7 mi/h | 1013 hPa | 87% | 69% | 17% | 0.3 mm |
Sunday, december 15
43°F38°F
7:4916:18
16:1708:47
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 41°F | 7 mi/h | 1014 hPa | 88% | 73% | 17% | 0.3 mm |
| 03:00 | 41°F | 7 mi/h | 1014 hPa | 90% | 81% | 17% | 0.3 mm |
| 06:00 | 41°F | 7 mi/h | 1014 hPa | 91% | 80% | 17% | 0.3 mm |
| 09:00 | 41°F | 7 mi/h | 1013 hPa | 92% | 75% | 17% | 0.3 mm |
| 12:00 | 41°F | 7 mi/h | 1012 hPa | 90% | 74% | 17% | 0.3 mm |
| 15:00 | 43°F | 7 mi/h | 1011 hPa | 86% | 74% | 17% | 0.3 mm |
| 18:00 | 41°F | 3 mi/h | 1009 hPa | 83% | 91% | 0% | 0 mm |
| 21:00 | 39°F | 3 mi/h | 1008 hPa | 81% | 100% | 0% | 0 mm |
Monday, december 16
43°F37°F
7:5016:18
17:2809:44
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 37°F | 2 mi/h | 1007 hPa | 78% | 93% | 0% | 0 mm |
| 03:00 | 37°F | 2 mi/h | 1008 hPa | 76% | 97% | 0% | 0 mm |
| 06:00 | 37°F | 2 mi/h | 1009 hPa | 79% | 100% | 0% | 0 mm |
| 09:00 | 37°F | 2 mi/h | 1009 hPa | 74% | 99% | 0% | 0 mm |
| 12:00 | 41°F | 4 mi/h | 1009 hPa | 62% | 100% | 0% | 0 mm |
| 15:00 | 41°F | 4 mi/h | 1009 hPa | 65% | 99% | 0% | 0 mm |
| 18:00 | 37°F | 3 mi/h | 1010 hPa | 74% | 99% | 0% | 0 mm |
| 21:00 | 37°F | 1 mi/h | 1011 hPa | 82% | 98% | 17% | 0 mm |
Tuesday, december 17
38°F36°F
7:5116:18
18:4410:25
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 37°F | 1 mi/h | 1012 hPa | 91% | 99% | 17% | 0.1 mm |
| 03:00 | 37°F | 2 mi/h | 1013 hPa | 95% | 100% | 0% | 0 mm |
| 06:00 | 37°F | 2 mi/h | 1014 hPa | 97% | 100% | 20% | 0.2 mm |
| 09:00 | 37°F | 2 mi/h | 1017 hPa | 95% | 100% | 17% | 0.2 mm |
| 12:00 | 39°F | 2 mi/h | 1018 hPa | 90% | 100% | 17% | 0.1 mm |
| 15:00 | 39°F | 1 mi/h | 1020 hPa | 88% | 100% | 17% | 0 mm |
| 18:00 | 37°F | 1 mi/h | 1021 hPa | 88% | 99% | 0% | 0 mm |
| 21:00 | 37°F | 1 mi/h | 1022 hPa | 91% | 96% | 0% | 0 mm |
Wednesday, december 18
38°F32°F
7:5216:18
20:0110:55
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 36°F | 1 mi/h | 1022 hPa | 90% | 74% | 0% | 0 mm |
| 03:00 | 34°F | 2 mi/h | 1021 hPa | 87% | 88% | 0% | 0 mm |
| 06:00 | 32°F | 3 mi/h | 1019 hPa | 83% | 100% | 0% | 0 mm |
| 09:00 | 34°F | 3 mi/h | 1018 hPa | 73% | 100% | 0% | 0 mm |
| 12:00 | 37°F | 4 mi/h | 1016 hPa | 65% | 100% | 0% | 0 mm |
| 15:00 | 37°F | 4 mi/h | 1014 hPa | 72% | 100% | 0% | 0 mm |
| 18:00 | 34°F | 4 mi/h | 1013 hPa | 80% | 100% | 0% | 0 mm |
| 21:00 | 34°F | 2 mi/h | 1012 hPa | 81% | 100% | 0% | 0 mm |
