Mercer Island Weather In September 2016

Historical Data for September 2016 in Mercer Island, United States

Temperature	Max	Average	Min
Max Temperature	27.0°C (80.6°F)	20.1°C (68.18°F)	13.0°C (55.4°F)
Avg Temperature	21.0°C (69.8°F)	16.2°C (61.16°F)	12.0°C (53.6°F)
Min Temperature	13.0°C (55.4°F)	9.57°C (49.23°F)	7.0°C (44.6°F)
Dew Point	Max	Average	Min
Dew Point	13.0°C (55.4°F)	10.2°C (50.36°F)	7.0°C (44.6°F)
Precipitation	Max	Average	Min	Sum
Precipitation	14.9mm \| 0.59in	2.2mm \| 0.09in	0.0mm \| 0in	66.0mm \| 2.6in
Snowdepth	0.0mm \| 0in	0.0mm \| 0in	0.0mm \| 0in	0.0mm \| 0in
Wind	Max	Average	Min
Wind	12.0kmh \| 7.46mph	5.93kmh \| 3.68mph	3.0kmh \| 1.86mph
Gust Wind	20.0kmh \| 12.43mph	9.57kmh \| 5.95mph	6.0kmh \| 3.73mph
Sea Level Pressure	Max	Average	Min
Sea Level Pressure	14.9mb	2.2mb	0.0mb

September 2016 Graph

September 2016 - Daily Observations

Time	Temperature	Dew Point	Humidity	Wind Speed	Pressure	Precipitation
September	° C \| ° F	° C \| ° F	%	Kph \| Mph	Hg \| Mb	Total (mm/in)
2016-09-01	15 \| 59.0	12 \| 53.6	87	8 \| 4.97	29.97 \| 1015	2.9 \| 0.11
2016-09-02	15 \| 59.0	12 \| 53.6	90	9 \| 5.59	29.97 \| 1015	14.0 \| 0.55
2016-09-03	16 \| 60.8	10 \| 50.0	83	5 \| 3.11	30.0 \| 1016	0.7 \| 0.03
2016-09-04	16 \| 60.8	9 \| 48.2	80	4 \| 2.49	29.97 \| 1015	0.7 \| 0.03
2016-09-05	15 \| 59.0	10 \| 50.0	84	6 \| 3.73	30.0 \| 1016	1.9 \| 0.07
2016-09-06	16 \| 60.8	12 \| 53.6	84	4 \| 2.49	29.97 \| 1015	10.2 \| 0.4
2016-09-07	16 \| 60.8	12 \| 53.6	87	6 \| 3.73	30.12 \| 1020	4.1 \| 0.16
2016-09-08	16 \| 60.8	12 \| 53.6	84	5 \| 3.11	30.21 \| 1023	0.6 \| 0.02
2016-09-09	18 \| 64.4	10 \| 50.0	73	5 \| 3.11	30.3 \| 1026	0.0 \| 0.0
2016-09-10	20 \| 68.0	12 \| 53.6	75	3 \| 1.86	30.09 \| 1019	0.1 \| 0.0
2016-09-11	16 \| 60.8	10 \| 50.0	79	5 \| 3.11	30.12 \| 1020	0.7 \| 0.03
2016-09-12	17 \| 62.6	8 \| 46.4	66	9 \| 5.59	30.18 \| 1022	0.0 \| 0.0
2016-09-13	19 \| 66.2	8 \| 46.4	60	6 \| 3.73	30.03 \| 1017	0.0 \| 0.0
2016-09-14	20 \| 68.0	10 \| 50.0	67	5 \| 3.11	30.03 \| 1017	0.0 \| 0.0
2016-09-15	17 \| 62.6	10 \| 50.0	80	4 \| 2.49	30.12 \| 1020	0.2 \| 0.01
2016-09-16	19 \| 66.2	10 \| 50.0	75	4 \| 2.49	30.03 \| 1017	0.0 \| 0.0
2016-09-17	15 \| 59.0	13 \| 55.4	93	12 \| 7.46	29.91 \| 1013	14.9 \| 0.59
2016-09-18	16 \| 60.8	11 \| 51.8	82	6 \| 3.73	30.03 \| 1017	1.6 \| 0.06
2016-09-19	14 \| 57.2	10 \| 50.0	86	10 \| 6.21	30.09 \| 1019	7.3 \| 0.29
2016-09-20	14 \| 57.2	9 \| 48.2	80	7 \| 4.35	30.12 \| 1020	0.0 \| 0.0
2016-09-21	14 \| 57.2	8 \| 46.4	79	6 \| 3.73	30.03 \| 1017	0.3 \| 0.01
2016-09-22	15 \| 59.0	9 \| 48.2	79	6 \| 3.73	30.0 \| 1016	3.2 \| 0.13
2016-09-23	12 \| 53.6	10 \| 50.0	89	9 \| 5.59	30.06 \| 1018	1.3 \| 0.05
2016-09-24	15 \| 59.0	10 \| 50.0	81	4 \| 2.49	30.33 \| 1027	0.3 \| 0.01
2016-09-25	19 \| 66.2	11 \| 51.8	70	4 \| 2.49	30.33 \| 1027	0.0 \| 0.0
2016-09-26	21 \| 69.8	13 \| 55.4	77	5 \| 3.11	30.09 \| 1019	0.1 \| 0.0
2016-09-27	16 \| 60.8	11 \| 51.8	79	7 \| 4.35	30.12 \| 1020	0.9 \| 0.04
2016-09-28	15 \| 59.0	9 \| 48.2	81	6 \| 3.73	30.06 \| 1018	0.0 \| 0.0
2016-09-29	14 \| 57.2	7 \| 44.6	77	4 \| 2.49	30.03 \| 1017	0.0 \| 0.0
2016-09-30	15 \| 59.0	8 \| 46.4	78	4 \| 2.49	29.97 \| 1015	0.0 \| 0.0

Prev Month Next Month

Time	Temperature	Dew Point	Humidity	Wind Speed	Pressure	Precipitation
September	° C \| ° F	° C \| ° F	%	Kph \| Mph	Hg \| Mb	Total (mm/in)
2016-09-01	15 \| 59.0	12 \| 53.6	87	8 \| 4.97	29.97 \| 1015	2.9 \| 0.11
2016-09-02	15 \| 59.0	12 \| 53.6	90	9 \| 5.59	29.97 \| 1015	14.0 \| 0.55
2016-09-03	16 \| 60.8	10 \| 50.0	83	5 \| 3.11	30.0 \| 1016	0.7 \| 0.03
2016-09-04	16 \| 60.8	9 \| 48.2	80	4 \| 2.49	29.97 \| 1015	0.7 \| 0.03
2016-09-05	15 \| 59.0	10 \| 50.0	84	6 \| 3.73	30.0 \| 1016	1.9 \| 0.07
2016-09-06	16 \| 60.8	12 \| 53.6	84	4 \| 2.49	29.97 \| 1015	10.2 \| 0.4
2016-09-07	16 \| 60.8	12 \| 53.6	87	6 \| 3.73	30.12 \| 1020	4.1 \| 0.16
2016-09-08	16 \| 60.8	12 \| 53.6	84	5 \| 3.11	30.21 \| 1023	0.6 \| 0.02
2016-09-09	18 \| 64.4	10 \| 50.0	73	5 \| 3.11	30.3 \| 1026	0.0 \| 0.0
2016-09-10	20 \| 68.0	12 \| 53.6	75	3 \| 1.86	30.09 \| 1019	0.1 \| 0.0
2016-09-11	16 \| 60.8	10 \| 50.0	79	5 \| 3.11	30.12 \| 1020	0.7 \| 0.03
2016-09-12	17 \| 62.6	8 \| 46.4	66	9 \| 5.59	30.18 \| 1022	0.0 \| 0.0
2016-09-13	19 \| 66.2	8 \| 46.4	60	6 \| 3.73	30.03 \| 1017	0.0 \| 0.0
2016-09-14	20 \| 68.0	10 \| 50.0	67	5 \| 3.11	30.03 \| 1017	0.0 \| 0.0
2016-09-15	17 \| 62.6	10 \| 50.0	80	4 \| 2.49	30.12 \| 1020	0.2 \| 0.01
2016-09-16	19 \| 66.2	10 \| 50.0	75	4 \| 2.49	30.03 \| 1017	0.0 \| 0.0
2016-09-17	15 \| 59.0	13 \| 55.4	93	12 \| 7.46	29.91 \| 1013	14.9 \| 0.59
2016-09-18	16 \| 60.8	11 \| 51.8	82	6 \| 3.73	30.03 \| 1017	1.6 \| 0.06
2016-09-19	14 \| 57.2	10 \| 50.0	86	10 \| 6.21	30.09 \| 1019	7.3 \| 0.29
2016-09-20	14 \| 57.2	9 \| 48.2	80	7 \| 4.35	30.12 \| 1020	0.0 \| 0.0
2016-09-21	14 \| 57.2	8 \| 46.4	79	6 \| 3.73	30.03 \| 1017	0.3 \| 0.01
2016-09-22	15 \| 59.0	9 \| 48.2	79	6 \| 3.73	30.0 \| 1016	3.2 \| 0.13
2016-09-23	12 \| 53.6	10 \| 50.0	89	9 \| 5.59	30.06 \| 1018	1.3 \| 0.05
2016-09-24	15 \| 59.0	10 \| 50.0	81	4 \| 2.49	30.33 \| 1027	0.3 \| 0.01
2016-09-25	19 \| 66.2	11 \| 51.8	70	4 \| 2.49	30.33 \| 1027	0.0 \| 0.0
2016-09-26	21 \| 69.8	13 \| 55.4	77	5 \| 3.11	30.09 \| 1019	0.1 \| 0.0
2016-09-27	16 \| 60.8	11 \| 51.8	79	7 \| 4.35	30.12 \| 1020	0.9 \| 0.04
2016-09-28	15 \| 59.0	9 \| 48.2	81	6 \| 3.73	30.06 \| 1018	0.0 \| 0.0
2016-09-29	14 \| 57.2	7 \| 44.6	77	4 \| 2.49	30.03 \| 1017	0.0 \| 0.0
2016-09-30	15 \| 59.0	8 \| 46.4	78	4 \| 2.49	29.97 \| 1015	0.0 \| 0.0

Mercer Island Weather In September 2016

September 2016 Graph

September 2016 - Daily Observations

Mercer Island Historical Data