Weather Big Island long-term weather forecast

Long-term weather forecast for Big Island for ten days.

Monday, May 4

18 / 7°C

5.4 mm

19 km/h

2 °C	0 °C	2 am
7 °C	5 °C	8 am
17 °C	15 °C	2 pm
13 °C	12 °C	8 pm

sunrise 5:41 am
sunset 7:53 pm

HOURLY

During the day clear, in the afternoon initially clear, later rain showers, in the evening initially rain showers, later rain. The highest temperature 18 °C. Total rainfall 5.4 mm. At night clear. The lowest temperature 7 °C.

Interactive map weather Massachusetts, USA

GPS: 42.0876; -72.5912

altitude: 16 m
local time:

PLACES IN THE AREA

Weather forecast Big Island, Massachusetts, USA extended forecast

Time			Precip.	Wind	Pressure	Humidity	Dew	total	Fog	Low	Middle	High
Monday 05/04/2026
2 AM	clear	2 °C 0 °C	0.0 mm	1.1 m/s 4 km/h south-southwest	1012 hPa	92 %	1 °C	1 %	0%	0%	0%	1%
8 AM	clear	7 °C 5 °C	0.0 mm	1.8 m/s 6 km/h south-southeast	1012 hPa	74 %	2 °C	3 %	0%	0%	3%	0%
2 PM	rain showers	17 °C 15 °C	3.0 mm	5.4 m/s 19 km/h southwest	1009 hPa	42 %	4 °C	45 %	0%	13%	44%	0%
8 PM	rain	13 °C 12 °C	2.4 mm	3.1 m/s 11 km/h southwest	1010 hPa	65 %	6 °C	100 %	0%	10%	100%	100%
Tuesday 05/05/2026
2 AM	clear	7 °C 5 °C	0.0 mm	2.9 m/s 10 km/h south	1010 hPa	88 %	5 °C	0 %	0%	0%	0%	0%
8 AM	rain	11 °C 10 °C	1.1 mm	3.1 m/s 11 km/h south	1009 hPa	83 %	7 °C	100 %	0%	0%	0%	100%
2 PM	overcast	15 °C 14 °C	0.4 mm	6.3 m/s 23 km/h south	1007 hPa	73 %	10 °C	100 %	0%	3%	100%	100%
8 PM	clear	14 °C 13 °C	0.1 mm	4.8 m/s 17 km/h south	1007 hPa	77 %	10 °C	6 %	0%	2%	3%	0%

Big Island, Massachusetts, USA - information

State: Massachusetts, USA

GPS coordinates: 42.0876; -72.5912

Time zone: America / New York time difference in hours with time in US is -6 hours

Altitude: 16 m
The administrative part:

Massachusetts, Boston
Hampden County, Hampden

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Data source

Weather forecast for Big Island is supplied by MET Norway Norwegian Meteorological Institute and the NRK.

Feels like

To calculate the perceived temperature, we use the Australian Apparent Temperature (AAT) model, which is designed for year-round calculations and takes air humidity into account in addition to temperature and wind speed.

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Astronomical information Big Island

data are always in the local time

Sun and light

May 4, 2026

Sunrise:	Sunset:
5:41 am	7:53 pm
Noon:	Length of day:
12:47 pm	14:11
Start of civil twilight*:	End of civil twilight*:
5:10 am	8:24 pm
Start of nautical twilight*:	End of nautical twilight*:
4:33 am	9:01 pm
Start of astronomical twilight*:	End of astronomical twilight*:
3:51 am	9:43 pm
* What is Twilight?

Moon and moon phases

Moonrise:	Moonset:
05/03/2026 10:21 pm	05/04/2026 6:57 am
Next new moon:	Next full moon:
05/16/2026	05/31/2026