Mercer Island Weather In September 2010

Historical Data for September 2010 in Mercer Island, United States

Temperature	Max	Average	Min
Max Temperature	29.0°C (84.2°F)	20.8°C (69.44°F)	14.0°C (57.2°F)
Avg Temperature	23.0°C (73.4°F)	16.9°C (62.42°F)	13.0°C (55.4°F)
Min Temperature	15.0°C (59.0°F)	10.3°C (50.54°F)	6.0°C (42.8°F)
Dew Point	Max	Average	Min
Dew Point	16.0°C (60.8°F)	11.0°C (51.8°F)	8.0°C (46.4°F)
Precipitation	Max	Average	Min	Sum
Precipitation	19.2mm \| 0.76in	2.17mm \| 0.09in	0.0mm \| 0in	65.2mm \| 2.57in
Snowdepth	0.0mm \| 0in	0.0mm \| 0in	0.0mm \| 0in	0.0mm \| 0in
Wind	Max	Average	Min
Wind	11.0kmh \| 6.84mph	6.37kmh \| 3.96mph	4.0kmh \| 2.49mph
Gust Wind	17.0kmh \| 10.56mph	10.43kmh \| 6.48mph	6.0kmh \| 3.73mph
Sea Level Pressure	Max	Average	Min
Sea Level Pressure	19.2mb	2.17mb	0.0mb

September 2010 Graph

September 2010 - Daily Observations

Time	Temperature	Dew Point	Humidity	Wind Speed	Pressure	Precipitation
September	° C \| ° F	° C \| ° F	%	Kph \| Mph	Hg \| Mb	Total (mm/in)
2010-09-01	18 \| 64.4	11 \| 51.8	76	5 \| 3.11	30.09 \| 1019	6.0 \| 0.24
2010-09-02	19 \| 66.2	8 \| 46.4	61	9 \| 5.59	30.12 \| 1020	0.0 \| 0.0
2010-09-03	23 \| 73.4	9 \| 48.2	58	5 \| 3.11	29.97 \| 1015	0.0 \| 0.0
2010-09-04	15 \| 59.0	9 \| 48.2	78	4 \| 2.49	30.03 \| 1017	1.3 \| 0.05
2010-09-05	15 \| 59.0	8 \| 46.4	77	7 \| 4.35	30.12 \| 1020	0.1 \| 0.0
2010-09-06	14 \| 57.2	10 \| 50.0	85	8 \| 4.97	30.0 \| 1016	1.2 \| 0.05
2010-09-07	16 \| 60.8	11 \| 51.8	86	5 \| 3.11	29.83 \| 1010	0.4 \| 0.02
2010-09-08	15 \| 59.0	11 \| 51.8	90	5 \| 3.11	29.8 \| 1009	19.2 \| 0.76
2010-09-09	15 \| 59.0	11 \| 51.8	87	7 \| 4.35	29.94 \| 1014	0.8 \| 0.03
2010-09-10	15 \| 59.0	10 \| 50.0	82	5 \| 3.11	30.09 \| 1019	0.7 \| 0.03
2010-09-11	16 \| 60.8	8 \| 46.4	75	5 \| 3.11	30.09 \| 1019	0.2 \| 0.01
2010-09-12	16 \| 60.8	10 \| 50.0	80	7 \| 4.35	30.06 \| 1018	1.0 \| 0.04
2010-09-13	18 \| 64.4	12 \| 53.6	81	6 \| 3.73	30.06 \| 1018	0.1 \| 0.0
2010-09-14	18 \| 64.4	11 \| 51.8	78	4 \| 2.49	30.0 \| 1016	0.0 \| 0.0
2010-09-15	19 \| 66.2	10 \| 50.0	73	5 \| 3.11	29.94 \| 1014	0.1 \| 0.0
2010-09-16	18 \| 64.4	14 \| 57.2	87	4 \| 2.49	29.94 \| 1014	4.0 \| 0.16
2010-09-17	17 \| 62.6	14 \| 57.2	90	5 \| 3.11	29.88 \| 1012	2.2 \| 0.09
2010-09-18	20 \| 68.0	15 \| 59.0	85	5 \| 3.11	29.85 \| 1011	3.3 \| 0.13
2010-09-19	16 \| 60.8	13 \| 55.4	91	9 \| 5.59	29.74 \| 1007	8.2 \| 0.32
2010-09-20	15 \| 59.0	11 \| 51.8	87	11 \| 6.84	29.83 \| 1010	2.4 \| 0.09
2010-09-21	15 \| 59.0	8 \| 46.4	82	6 \| 3.73	29.88 \| 1012	0.0 \| 0.0
2010-09-22	15 \| 59.0	8 \| 46.4	77	4 \| 2.49	29.85 \| 1011	0.0 \| 0.0
2010-09-23	13 \| 55.4	10 \| 50.0	92	8 \| 4.97	29.94 \| 1014	4.5 \| 0.18
2010-09-24	16 \| 60.8	11 \| 51.8	82	7 \| 4.35	30.12 \| 1020	2.4 \| 0.09
2010-09-25	20 \| 68.0	10 \| 50.0	65	9 \| 5.59	30.03 \| 1017	0.0 \| 0.0
2010-09-26	17 \| 62.6	14 \| 57.2	89	8 \| 4.97	29.97 \| 1015	4.2 \| 0.17
2010-09-27	19 \| 66.2	16 \| 60.8	91	7 \| 4.35	30.03 \| 1017	1.1 \| 0.04
2010-09-28	18 \| 64.4	15 \| 59.0	90	6 \| 3.73	30.06 \| 1018	1.8 \| 0.07
2010-09-29	17 \| 62.6	11 \| 51.8	78	7 \| 4.35	30.09 \| 1019	0.0 \| 0.0
2010-09-30	19 \| 66.2	11 \| 51.8	70	8 \| 4.97	29.94 \| 1014	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)
2010-09-01	18 \| 64.4	11 \| 51.8	76	5 \| 3.11	30.09 \| 1019	6.0 \| 0.24
2010-09-02	19 \| 66.2	8 \| 46.4	61	9 \| 5.59	30.12 \| 1020	0.0 \| 0.0
2010-09-03	23 \| 73.4	9 \| 48.2	58	5 \| 3.11	29.97 \| 1015	0.0 \| 0.0
2010-09-04	15 \| 59.0	9 \| 48.2	78	4 \| 2.49	30.03 \| 1017	1.3 \| 0.05
2010-09-05	15 \| 59.0	8 \| 46.4	77	7 \| 4.35	30.12 \| 1020	0.1 \| 0.0
2010-09-06	14 \| 57.2	10 \| 50.0	85	8 \| 4.97	30.0 \| 1016	1.2 \| 0.05
2010-09-07	16 \| 60.8	11 \| 51.8	86	5 \| 3.11	29.83 \| 1010	0.4 \| 0.02
2010-09-08	15 \| 59.0	11 \| 51.8	90	5 \| 3.11	29.8 \| 1009	19.2 \| 0.76
2010-09-09	15 \| 59.0	11 \| 51.8	87	7 \| 4.35	29.94 \| 1014	0.8 \| 0.03
2010-09-10	15 \| 59.0	10 \| 50.0	82	5 \| 3.11	30.09 \| 1019	0.7 \| 0.03
2010-09-11	16 \| 60.8	8 \| 46.4	75	5 \| 3.11	30.09 \| 1019	0.2 \| 0.01
2010-09-12	16 \| 60.8	10 \| 50.0	80	7 \| 4.35	30.06 \| 1018	1.0 \| 0.04
2010-09-13	18 \| 64.4	12 \| 53.6	81	6 \| 3.73	30.06 \| 1018	0.1 \| 0.0
2010-09-14	18 \| 64.4	11 \| 51.8	78	4 \| 2.49	30.0 \| 1016	0.0 \| 0.0
2010-09-15	19 \| 66.2	10 \| 50.0	73	5 \| 3.11	29.94 \| 1014	0.1 \| 0.0
2010-09-16	18 \| 64.4	14 \| 57.2	87	4 \| 2.49	29.94 \| 1014	4.0 \| 0.16
2010-09-17	17 \| 62.6	14 \| 57.2	90	5 \| 3.11	29.88 \| 1012	2.2 \| 0.09
2010-09-18	20 \| 68.0	15 \| 59.0	85	5 \| 3.11	29.85 \| 1011	3.3 \| 0.13
2010-09-19	16 \| 60.8	13 \| 55.4	91	9 \| 5.59	29.74 \| 1007	8.2 \| 0.32
2010-09-20	15 \| 59.0	11 \| 51.8	87	11 \| 6.84	29.83 \| 1010	2.4 \| 0.09
2010-09-21	15 \| 59.0	8 \| 46.4	82	6 \| 3.73	29.88 \| 1012	0.0 \| 0.0
2010-09-22	15 \| 59.0	8 \| 46.4	77	4 \| 2.49	29.85 \| 1011	0.0 \| 0.0
2010-09-23	13 \| 55.4	10 \| 50.0	92	8 \| 4.97	29.94 \| 1014	4.5 \| 0.18
2010-09-24	16 \| 60.8	11 \| 51.8	82	7 \| 4.35	30.12 \| 1020	2.4 \| 0.09
2010-09-25	20 \| 68.0	10 \| 50.0	65	9 \| 5.59	30.03 \| 1017	0.0 \| 0.0
2010-09-26	17 \| 62.6	14 \| 57.2	89	8 \| 4.97	29.97 \| 1015	4.2 \| 0.17
2010-09-27	19 \| 66.2	16 \| 60.8	91	7 \| 4.35	30.03 \| 1017	1.1 \| 0.04
2010-09-28	18 \| 64.4	15 \| 59.0	90	6 \| 3.73	30.06 \| 1018	1.8 \| 0.07
2010-09-29	17 \| 62.6	11 \| 51.8	78	7 \| 4.35	30.09 \| 1019	0.0 \| 0.0
2010-09-30	19 \| 66.2	11 \| 51.8	70	8 \| 4.97	29.94 \| 1014	0.0 \| 0.0

Mercer Island Weather In September 2010

September 2010 Graph

September 2010 - Daily Observations

Mercer Island Historical Data