Mercer Island Weather In September 2013

Historical Data for September 2013 in Mercer Island, United States

Temperature	Max	Average	Min
Max Temperature	34.0°C (93.2°F)	22.1°C (71.78°F)	11.0°C (51.8°F)
Avg Temperature	27.0°C (80.6°F)	18.03°C (64.45°F)	11.0°C (51.8°F)
Min Temperature	17.0°C (62.6°F)	11.17°C (52.11°F)	4.0°C (39.2°F)
Dew Point	Max	Average	Min
Dew Point	15.0°C (59.0°F)	11.27°C (52.29°F)	6.0°C (42.8°F)
Precipitation	Max	Average	Min	Sum
Precipitation	20.6mm \| 0.81in	2.45mm \| 0.1in	0.0mm \| 0in	73.5mm \| 2.89in
Snowdepth	0.0mm \| 0in	0.0mm \| 0in	0.0mm \| 0in	0.0mm \| 0in
Wind	Max	Average	Min
Wind	15.0kmh \| 9.32mph	6.37kmh \| 3.96mph	4.0kmh \| 2.49mph
Gust Wind	27.0kmh \| 16.78mph	10.5kmh \| 6.52mph	5.0kmh \| 3.11mph
Sea Level Pressure	Max	Average	Min
Sea Level Pressure	20.6mb	2.45mb	0.0mb

September 2013 Graph

September 2013 - Daily Observations

Time	Temperature	Dew Point	Humidity	Wind Speed	Pressure	Precipitation
September	° C \| ° F	° C \| ° F	%	Kph \| Mph	Hg \| Mb	Total (mm/in)
2013-09-01	22 \| 71.6	14 \| 57.2	70	4 \| 2.49	29.85 \| 1011	0.2 \| 0.01
2013-09-02	22 \| 71.6	14 \| 57.2	75	4 \| 2.49	29.88 \| 1012	0.1 \| 0.0
2013-09-03	19 \| 66.2	14 \| 57.2	84	5 \| 3.11	29.97 \| 1015	1.0 \| 0.04
2013-09-04	20 \| 68.0	13 \| 55.4	79	6 \| 3.73	30.03 \| 1017	0.5 \| 0.02
2013-09-05	19 \| 66.2	14 \| 57.2	83	6 \| 3.73	29.97 \| 1015	8.5 \| 0.33
2013-09-06	19 \| 66.2	15 \| 59.0	87	6 \| 3.73	30.03 \| 1017	9.2 \| 0.36
2013-09-07	21 \| 69.8	13 \| 55.4	78	5 \| 3.11	30.06 \| 1018	0.0 \| 0.0
2013-09-08	23 \| 73.4	14 \| 57.2	76	4 \| 2.49	30.06 \| 1018	0.0 \| 0.0
2013-09-09	22 \| 71.6	14 \| 57.2	75	5 \| 3.11	30.0 \| 1016	0.0 \| 0.0
2013-09-10	23 \| 73.4	14 \| 57.2	71	7 \| 4.35	29.97 \| 1015	0.0 \| 0.0
2013-09-11	27 \| 80.6	11 \| 51.8	51	6 \| 3.73	29.97 \| 1015	0.0 \| 0.0
2013-09-12	25 \| 77.0	13 \| 55.4	58	4 \| 2.49	29.97 \| 1015	0.0 \| 0.0
2013-09-13	23 \| 73.4	15 \| 59.0	71	4 \| 2.49	29.91 \| 1013	0.0 \| 0.0
2013-09-14	23 \| 73.4	13 \| 55.4	70	5 \| 3.11	29.83 \| 1010	0.0 \| 0.0
2013-09-15	19 \| 66.2	12 \| 53.6	75	4 \| 2.49	29.77 \| 1008	2.0 \| 0.08
2013-09-16	16 \| 60.8	14 \| 57.2	92	7 \| 4.35	29.85 \| 1011	2.7 \| 0.11
2013-09-17	16 \| 60.8	10 \| 50.0	82	4 \| 2.49	29.85 \| 1011	0.6 \| 0.02
2013-09-18	16 \| 60.8	9 \| 48.2	75	5 \| 3.11	30.0 \| 1016	0.1 \| 0.0
2013-09-19	21 \| 69.8	6 \| 42.8	52	4 \| 2.49	29.94 \| 1014	0.0 \| 0.0
2013-09-20	19 \| 66.2	8 \| 46.4	63	7 \| 4.35	29.71 \| 1006	0.4 \| 0.02
2013-09-21	17 \| 62.6	11 \| 51.8	80	5 \| 3.11	29.68 \| 1005	0.3 \| 0.01
2013-09-22	13 \| 55.4	11 \| 51.8	92	11 \| 6.84	29.68 \| 1005	6.1 \| 0.24
2013-09-23	13 \| 55.4	10 \| 50.0	90	9 \| 5.59	29.88 \| 1012	2.8 \| 0.11
2013-09-24	12 \| 53.6	7 \| 44.6	82	5 \| 3.11	29.88 \| 1012	0.5 \| 0.02
2013-09-25	12 \| 53.6	6 \| 42.8	82	6 \| 3.73	29.91 \| 1013	0.3 \| 0.01
2013-09-26	14 \| 57.2	6 \| 42.8	77	4 \| 2.49	30.06 \| 1018	0.0 \| 0.0
2013-09-27	11 \| 51.8	9 \| 48.2	93	9 \| 5.59	29.97 \| 1015	7.1 \| 0.28
2013-09-28	12 \| 53.6	11 \| 51.8	96	11 \| 6.84	29.56 \| 1001	20.6 \| 0.81
2013-09-29	11 \| 51.8	9 \| 48.2	93	15 \| 9.32	29.44 \| 997	7.8 \| 0.31
2013-09-30	11 \| 51.8	8 \| 46.4	88	14 \| 8.7	29.68 \| 1005	2.7 \| 0.11

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)
2013-09-01	22 \| 71.6	14 \| 57.2	70	4 \| 2.49	29.85 \| 1011	0.2 \| 0.01
2013-09-02	22 \| 71.6	14 \| 57.2	75	4 \| 2.49	29.88 \| 1012	0.1 \| 0.0
2013-09-03	19 \| 66.2	14 \| 57.2	84	5 \| 3.11	29.97 \| 1015	1.0 \| 0.04
2013-09-04	20 \| 68.0	13 \| 55.4	79	6 \| 3.73	30.03 \| 1017	0.5 \| 0.02
2013-09-05	19 \| 66.2	14 \| 57.2	83	6 \| 3.73	29.97 \| 1015	8.5 \| 0.33
2013-09-06	19 \| 66.2	15 \| 59.0	87	6 \| 3.73	30.03 \| 1017	9.2 \| 0.36
2013-09-07	21 \| 69.8	13 \| 55.4	78	5 \| 3.11	30.06 \| 1018	0.0 \| 0.0
2013-09-08	23 \| 73.4	14 \| 57.2	76	4 \| 2.49	30.06 \| 1018	0.0 \| 0.0
2013-09-09	22 \| 71.6	14 \| 57.2	75	5 \| 3.11	30.0 \| 1016	0.0 \| 0.0
2013-09-10	23 \| 73.4	14 \| 57.2	71	7 \| 4.35	29.97 \| 1015	0.0 \| 0.0
2013-09-11	27 \| 80.6	11 \| 51.8	51	6 \| 3.73	29.97 \| 1015	0.0 \| 0.0
2013-09-12	25 \| 77.0	13 \| 55.4	58	4 \| 2.49	29.97 \| 1015	0.0 \| 0.0
2013-09-13	23 \| 73.4	15 \| 59.0	71	4 \| 2.49	29.91 \| 1013	0.0 \| 0.0
2013-09-14	23 \| 73.4	13 \| 55.4	70	5 \| 3.11	29.83 \| 1010	0.0 \| 0.0
2013-09-15	19 \| 66.2	12 \| 53.6	75	4 \| 2.49	29.77 \| 1008	2.0 \| 0.08
2013-09-16	16 \| 60.8	14 \| 57.2	92	7 \| 4.35	29.85 \| 1011	2.7 \| 0.11
2013-09-17	16 \| 60.8	10 \| 50.0	82	4 \| 2.49	29.85 \| 1011	0.6 \| 0.02
2013-09-18	16 \| 60.8	9 \| 48.2	75	5 \| 3.11	30.0 \| 1016	0.1 \| 0.0
2013-09-19	21 \| 69.8	6 \| 42.8	52	4 \| 2.49	29.94 \| 1014	0.0 \| 0.0
2013-09-20	19 \| 66.2	8 \| 46.4	63	7 \| 4.35	29.71 \| 1006	0.4 \| 0.02
2013-09-21	17 \| 62.6	11 \| 51.8	80	5 \| 3.11	29.68 \| 1005	0.3 \| 0.01
2013-09-22	13 \| 55.4	11 \| 51.8	92	11 \| 6.84	29.68 \| 1005	6.1 \| 0.24
2013-09-23	13 \| 55.4	10 \| 50.0	90	9 \| 5.59	29.88 \| 1012	2.8 \| 0.11
2013-09-24	12 \| 53.6	7 \| 44.6	82	5 \| 3.11	29.88 \| 1012	0.5 \| 0.02
2013-09-25	12 \| 53.6	6 \| 42.8	82	6 \| 3.73	29.91 \| 1013	0.3 \| 0.01
2013-09-26	14 \| 57.2	6 \| 42.8	77	4 \| 2.49	30.06 \| 1018	0.0 \| 0.0
2013-09-27	11 \| 51.8	9 \| 48.2	93	9 \| 5.59	29.97 \| 1015	7.1 \| 0.28
2013-09-28	12 \| 53.6	11 \| 51.8	96	11 \| 6.84	29.56 \| 1001	20.6 \| 0.81
2013-09-29	11 \| 51.8	9 \| 48.2	93	15 \| 9.32	29.44 \| 997	7.8 \| 0.31
2013-09-30	11 \| 51.8	8 \| 46.4	88	14 \| 8.7	29.68 \| 1005	2.7 \| 0.11

Mercer Island Weather In September 2013

September 2013 Graph

September 2013 - Daily Observations

Mercer Island Historical Data