Wind & Wind gust
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Wind (m/s)	2.69	2.5	2.31	1.89	1.5	1.61	1.5	1.19	1.19	0.89	0.39	0.81	1.61	2.5	3.11	3.5	4.11	4.61	4.61	4.19	3.5	3.19	2.89	2.61
Wind gust (m/s)	5.39	5.22	4.83	4	3.14	3.36	3.14	2.22	1.61	1.03	0.47	0.92	1.83	2.89	3.58	4.03	4.89	5.69	6.11	6.19	5.94	5.72	5.28	5
Wind direction (°)	SSW 199°	SSW 209°	SW 218°	WSW 239°	WSW 246°	W 260°	W 265°	W 277°	WNW 290°	WNW 289°	WSW 252°	SE 135°	ESE 117°	ESE 112°	ESE 112°	ESE 113°	ESE 118°	SE 126°	SE 134°	SE 144°	SSE 165°	S 184°	SSW 192°	SSW 200°

Air humidity

Humidity
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Humidity (%)	76	80	85	87	87	85	86	82	82	70	66	52	36	36	46	42	44	47	44	47	47	55	62	71

Atmospheric pressure

Pressure
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Pressure (mm Hg)	767	767	767	767	767	767	767	767	767	767	767	767	767	767	766	766	765	766	766	766	766	767	767	767

Ultraviolet index

UV Index
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
UV Index	0	0	0	0	0	0	0.1	0.5	1.4	2.9	4.8	6.6	7.7	8	7.3	5.7	3.8	2.1	0.9	0.2	0	0	0	0

Air quality & pollen

Air quality
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
PM2.5 (µg/m³)	15.4	14.5	13.7	13.1	12.7	12.5	12.8	13.5	14	13.6	12.6	11.2	10.1	10.4	10.8	11.1	11.1	11	10.9	11.1	12.1	12.6	12.7	12.5
PM10 (µg/m³)	15.9	15	14.2	13.7	13.2	12.9	13.2	13.8	14.4	14	13	11.7	10.6	11	11.5	11.8	11.8	11.8	11.7	11.9	12.8	13.3	13.3	13.1
Ozone (O₃) (µg/m³)	44	46	47	45	42	42	44	49	59	79	103	123	133	137	140	142	143	140	132	121	110	99	88	79
NO₂ (µg/m³)	30.2	26.6	23.7	22.9	22.8	22.5	21.9	21	19	14.6	9.1	4.9	3.1	2.7	2.6	2.4	2.5	3.3	5.4	8.2	10.6	12.3	13.5	14.4
SO₂ (µg/m³)	0.9	0.8	0.8	0.8	0.8	0.8	0.8	0.9	0.9	0.9	0.8	0.8	0.7	0.7	0.6	0.6	0.6	0.6	0.6	0.7	0.7	0.7	0.8	0.8
CO (µg/m³)	291	259	233	221	214	218	241	274	291	278	250	223	201	181	166	160	159	160	164	171	173	166	156	148

Fri, Jul 24, 2026

Sat, Jul 25 →

Frequently asked questions about the weather in Boston

Today in Boston the temperature ranges from 14 °C to 31 °C, wind up to 4.61 m/s. Check the detailed hourly forecast above for more information.

The precipitation probability in Boston today is 12%. View the full multi-day forecast above to see the rain chances for each upcoming day.

The wind speed in Boston today reaches up to 4.61 m/s with gusts up to 6.19 m/s. Check the detailed wind chart above for hourly wind data.

The air humidity in Boston today ranges from 36% to 87%. View the humidity chart above for hourly details.

The UV index in Boston today reaches up to 8. Check the UV index chart above for hourly values throughout the day.

The atmospheric pressure in Boston today ranges from 765 to 767 mm Hg. View the pressure chart above for hourly readings.

Cloud cover in Boston today reaches up to 25%. Check the cloud cover chart above for hourly details throughout the day.

Boston on the map

Data Sources & Methodology

Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.

Learn more about our methodology →