Rockville, Maryland Weather Forecast | AerisWeather

Local

Rockville, MD, US

39.084, -77.15276

Air Quality

Updated 39 minutes ago

49

Good

Primary Pollutant: PM2.5

O3	41 µg/m3 (19)
PM2.5	12 µg/m3 (49)
PM10	13 µg/m3 (12)

CO	375 µg/m3 (4)
NO2	7 µg/m3 (3)
SO2	4 µg/m3 (2)

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	41	PM2.5	9.9 (41)	13 (12)	n/a	53 (24)	n/a	2.096 (1)
Haymarket	20	O3	n/a	n/a	15 (7)	45 (20)	n/a	n/a
Aquia Harbour	29	O3	n/a	n/a	n/a	65 (29)	n/a	n/a
Ashburn	26	PM2.5	6.3 (26)	8 (7)	26 (13)	43 (20)	n/a	n/a
Arlington	23	O3	n/a	n/a	20 (10)	51 (23)	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.	25	PM2.5	6 (25)	12 (11)	29 (14)	49 (22)	n/a	n/a
Fairmount Heights	13	NO2	3 (12)	n/a	26 (13)	n/a	n/a	n/a
Takoma Park	25	NO2	n/a	n/a	51 (25)	22 (10)	n/a	n/a
Fairmount Heights	46	PM2.5	11 (46)	n/a	48 (24)	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)

Monday, Dec 23		Tuesday, Dec 24																								Wednesday, Dec 25																								Thursday, Dec 26																								Friday, Dec 27
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	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm
48	49	50	50	33	41	44	43	46	52	59	63	56	54	53	48	45	36	40	49	54	59	59	59	57	55	54	53	54	53	57	57	60	62	63	59	53	51	51	52	51	51	53	64	69	67	65	61	60	60	57	57	55	50	42	42	42	38	46	45	45	44	44	44	44	43	43	84	105	121	130	133	134	134	130	118	106	96	90	87	87	93	102	95	80	67	61	59	59	59	62	78	88	93	95	96	97
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	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	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	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	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	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5

SSE	S	S	S	S	S	S	SSW	SSW	SW	SW	SW	WSW	W	W	W	W	WNW	WNW	NW	NW	NW	NNW	NNW	NNW	NNW	N	N	N	N	N	N	N	N	NNE	NNE	NNE	NNE	NNE	N	N	N	N	N	N	NNE	NNE	NNE	NE	NE	NE	NNE	NNE	NNE	N	N	N	NNE	NNE	NNE	NNE	NNE	NNE	NNE	NNE	NNE	NNE	NNE	NNE	ENE	ENE	ENE	ENE	ENE	ENE	NE	NE	NE	NE	NE	NE	N	N	N	N	N	N	S	S	S	S	S	S	ESE	ESE	ESE	ESE
7 11	7 11	7 11	7 11	7 11	6 9	4 7	4 7	4 7	3 5	3 5	3 5	3 5	3 5	4 6	4 7	4 7	4 7	4 7	4 7	4 7	4 7	4 7	4 7	4 7	4 7	5 7	6 9	6 9	6 9	6 9	4 7	4 7	4 7	4 6	3 5	3 5	3 6	4 6	4 6	4 6	3 6	3 5	3 5	3 4	2 4	2 4	2 4	2 3	2 4	2 4	2 4	2 4	2 4	2 4	2 4	2 4	2 4	3 4	3 5	3 5	3 5	3 5	3 5	3 5	3 5	3 5	3 5	3 4	2 4	2 3	2 3	2 3	2 3	2 3	2 3	2 3	2 3	2 3	2 3	2 3	2 4	2 4	3 4	3 4	3 5	3 5	3 5	3 5	3 5	3 4	3 4	2 4	2 4	2 3	2 3	2 3
27 -2.8	26 -3.3	26 -3.3	26 -3.5	26 -3.3	26 -3.3	26 -3.5	26 -3.3	26 -3.3	26 -3.3	28 -2.3	29 -1.6	32 0	35 1.7	37 2.8	40 4.5	42 5.6	43 6.2	43 6.2	41 5	39 3.8	38 3.3	37 2.7	36 2.2	35 1.7	35 1.7	34 1.2	33 0.6	32 0	32 0	32 0	32 0	31 -0.5	31 -0.5	32 0	33 0.6	35 1.7	36 2.4	38 3.1	39 3.8	39 4	40 4.3	40 4.5	38 3.5	37 2.6	35 1.6	34 0.9	32 0.2	31 -0.5	31 -0.5	31 -0.5	31 -0.5	31 -0.5	31 -0.5	31 -0.5	31 -0.8	30 -1	30 -1.2	32 -0.2	33 0.7	35 1.7	36 2.4	38 3.1	39 3.8	39 3.8	39 3.8	39 3.8	38 3.1	36 2.4	35 1.7	34 1.2	33 0.7	32 0.2	32 -0.3	31 -0.7	30 -1.2	29 -1.4	29 -1.6	29 -1.8	29 -1.9	28 -2.1	28 -2.3	30 -1	33 0.3	35 1.7	37 3	40 4.3	42 5.6	41 5.1	40 4.6	39 4.2	39 3.7	38 3.2	37 2.7	36 2.4	36 2	35 1.7

Source: CAMS, Vaisala Xweather

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