Rockville, Maryland Weather Forecast | AerisWeather

Local

Rockville, MD, US

39.084, -77.15276

Air Quality

Updated 9 minutes ago

31

Good

Primary Pollutant: PM2.5

O3	33 µg/m3 (15)
PM2.5	8 µg/m3 (31)
PM10	8 µg/m3 (7)

CO	188 µg/m3 (2)
NO2	9 µg/m3 (4)
SO2	2 µg/m3 (1)

Source: CAMS, Vaisala Xweather

Nearby Stations

Station	AQI	Primary Pollutant	PM2.5 (AQI)	PM10 (AQI)	NO2 (AQI)	OZONE (AQI)	CO (AQI)	SO2 (AQI)
Rose Hill	29	PM2.5	7.1 (29)	13 (12)	n/a	43 (20)	n/a	1.048 (1)
Haymarket	17	O3	n/a	n/a	3.196 (2)	37 (17)	n/a	n/a
Ashburn	19	O3	1.6 (7)	3 (3)	4.136 (2)	41 (19)	n/a	n/a
Aquia Harbour	17	O3	n/a	n/a	n/a	37 (17)	n/a	n/a
Arlington	20	O3	n/a	n/a	6.204 (3)	45 (20)	115 (1)	n/a
Washington D.C.	17	PM2.5	4 (17)	n/a	n/a	n/a	n/a	n/a
Washington D.C.	20	O3	4 (17)	n/a	6.204 (3)	45 (20)	344 (3)	n/a
Fairmount Heights	25	PM2.5	6 (25)	n/a	10 (5)	39 (18)	n/a	n/a
Takoma Park	18	O3	n/a	n/a	5.64 (3)	39 (18)	n/a	n/a
Fairmount Heights	10	NO2	2 (8)	n/a	20 (10)	n/a	458 (4)	n/a

Source: Virginia Dept. of Environmental Quality, District of Columbia - Department of Energy and Environment

Extended Forecast


Hour
AQI
Primary
Wind Dir

Wind Speed ( mph kmh)
Temp (°F°C)

Sunday, May 5																								Monday, May 6																								Tuesday, May 7																								Wednesday, May 8
12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm	12am
32	32	32	31	22	22	22	22	22	22	20	18	18	22	23	21	19	23	21	19	18	21	21	17	17	14	15	14	13	13	17	17	17	17	21	22	32	38	39	41	43	42	38	34	29	38	46	48	51	51	53	54	54	56	56	61	62	67	62	63	62	59	67	74	79	81	68	61	63	67	65	63	59	59	56	54	54	54	54	54	54	54	54	50	45	47	50	47	45	43	38	38	46	46	46	46	46
PM2.5	PM2.5	PM2.5	PM2.5	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	PM2.5	PM2.5	O3	PM2.5	O3	O3	O3	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	O3	O3	O3	O3	O3	O3	O3	O3	O3	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	O3	O3	O3	O3	O3	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	O3	O3	O3	O3	O3	O3	O3	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5

ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	SE	SSE	SSE	S	S	S	S	SSE	SSE	S	SSE	SSE	SSE	SSE	SSE	SSE	S	S	SSW	SSW	SSW	SW	WSW	W	WNW	WNW	NW	WNW	WNW	W	W	W	WSW	SSW	W	W	WSW	SW	SSW	SW	WSW	WSW	WSW	WSW	W	NW	NNW	NE	NE	ENE	ESE	SSE	S	S	S	S	S	SSE	SSE	S	S	S	S	SSW	SSW	SSW	SW	SW	SW	SW	SW	WSW	W	W	W	W	W	W	W	W	WSW	W	W	W	WNW	W	WNW
9 15	9 14	9 14	9 14	9 14	9 15	9 14	8 13	7 12	6 9	5 8	6 10	7 12	7 11	8 12	8 13	9 14	8 13	7 12	7 12	6 10	6 10	6 10	6 10	5 8	5 8	5 7	4 7	4 6	3 5	3 5	3 5	4 7	4 6	4 6	4 6	4 6	3 4	3 4	2 4	3 4	3 5	2 4	1 2	4 6	4 7	4 6	4 6	3 5	3 4	2 4	2 3	2 3	2 4	2 3	2 3	2 4	1 2	1 1	1 2	1 2	1 2	1 2	2 3	3 6	5 7	4 7	4 6	5 9	5 8	5 8	5 8	5 9	5 8	5 8	4 7	4 7	5 8	5 8	5 8	5 8	5 9	6 10	7 11	8 13	9 15	10 16	10 16	10 16	9 15	7 12	5 8	3 6	3 5	4 6	4 7	4 7
53 11.4	53 11.4	53 11.4	53 11.4	53 11.5	53 11.7	54 12.1	55 12.6	55 13	57 13.9	59 14.8	61 15.9	62 16.6	64 17.9	65 18.5	66 19.2	67 19.7	66 18.9	67 19.4	67 19.2	66 18.9	65 18.5	65 18.1	64 17.8	64 17.5	64 17.6	64 17.6	63 17.5	63 17.4	63 17.2	63 17.1	63 17.4	65 18.2	66 19.2	68 20.1	70 21	72 22.1	74 23.6	77 25.1	77 25.2	78 25.6	79 26	77 24.8	74 23.5	72 22.4	70 21.3	68 20.3	67 19.3	66 18.7	65 18.2	64 17.7	63 17.4	63 17.1	62 16.8	63 17.1	63 17.4	64 17.7	66 18.9	68 20	70 21.1	71 21.8	72 22.5	74 23.1	74 23.5	75 23.8	76 24.2	74 23.6	73 22.9	72 22.4	70 21.3	68 20.2	66 19.1	66 18.7	65 18.3	64 17.9	64 17.7	63 17.5	63 17.2	64 17.9	66 18.7	67 19.4	70 21.1	73 22.7	76 24.3	78 25.7	81 27.2	84 28.7	83 28.6	83 28.6	83 28.5	82 27.6	80 26.6	78 25.6	75 23.9	72 22.3	69 20.6	68 20.1

Source: CAMS, Vaisala Xweather

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