5-day weather forecast Boston 17-04-2026

Weather forecast Boston Friday, April 17 17.04.2026: sunny, temperature from 12 °C to 22 °C.

No precipitation expected. Wind up to 4.61 m/s (gusts 7.92 m/s). Air humidity 42–87%, atmospheric pressure 755–765 mm Hg, UV index up to 6.5.

Sunrise 06:00
Sunset 19:29

New Moon0% illuminated
Moonrise 05:43 · Moonset 20:10

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Table

← Thu, Apr 16

Fri, Apr 17, 2026

Sat, Apr 18 →

Forecast from 12 °C to 22 °C and precipitation

Temperature & Precipitation
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
Temperature (°C)	15	15	15	15	15	15	15	16	17	18	20	21	21	22	22	22	22	21	20	18	14	12	15	13
Precipitation (mm/hr)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0

Cloud cover and precipitation probability

Cloud cover & Rain chance
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
Cloud cover (%)	0	0	0	28	31	11	31	14	7	24	14	36	12	13	9	13	20	35	55	50	48	40	41	0
Rain chance (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0

Wind speed and direction

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)	2.61	3.89	2.69	2.61	3.19	2.81	2.89	3.11	3.61	4.31	4.61	4	3.5	3.11	3	2.89	2.89	2.69	2.39	2.69	3	2.19	1.81	2.31
Wind gust (m/s)	5.47	7.92	5.67	5.47	6.67	5.89	6.08	5.86	5.58	6.11	6.11	5	4.25	3.81	3.72	3.72	3.94	3.92	3.72	4.53	5.03	3.17	2.64	3.78
Wind direction (°)	SSW 202°	W 274°	W 277°	W 261°	W 267°	W 261°	W 261°	WSW 255°	W 266°	WNW 284°	WNW 298°	NW 312°	NW 324°	NNW 334°	NNW 347°	N 359°	N 8°	N 9°	NE 38°	E 90°	ESE 114°	E 96°	E 94°	ESE 117°

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 (%)	65	66	66	85	72	74	77	78	72	66	56	49	46	43	42	43	44	44	47	57	66	86	87	65

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)	756	757	757	757	757	757	758	758	758	758	759	759	759	759	760	760	760	761	761	761	763	764	765	755

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	0.1	0.4	1.3	2.7	4.8	6.5	5.6	4.7	3.4	1.3	0.5	0.2	0	0	0	0	0

← Thu, Apr 16

Fri, Apr 17, 2026

Sat, Apr 18 →

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 →