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Now · 5:37 PM

Greenwich Weather & Hourly Forecast

Canada · New Brunswick

Overcast
20°C
Overcast
Feels like: 20°C
💧 Humidity 78% 🌡 Pressure 1005 hPa 💨 Wind 14 km/h 👁 Visibility 10.0 km Clouds 90% ☀️ UV index 0.4 · Low 🌅 Sunrise 6:49 AM 🌇 Sunset 7:57 PM

Hourly Forecast for Greenwich

Today
Overcast · 6:00 PM Overcast
20° 💧 None 💨 14 km/h H 78%1005 hPa
Mostly cloudy night · 9:00 PM Mostly cloudy night
18° 💧 None 💨 7 km/h H 88%1006 hPa
Tomorrow
Overcast night · 12:00 AM Overcast night
17° 💧 0.1 mm 💨 18 km/h H 92%1005 hPa
Light rain · 3:00 AM Light rain
15° 💧 0.7 mm 💨 21 km/h H 94%1004 hPa
Overcast night · 6:00 AM Overcast night
15° 💧 None 💨 21 km/h H 97%1005 hPa
Overcast · 9:00 AM Overcast
16° 💧 None 💨 19 km/h H 95%1007 hPa
Light rain · 12:00 PM Light rain
17° 💧 0.2 mm 💨 21 km/h H 93%1007 hPa
Overcast · 3:00 PM Overcast
17° 💧 None 💨 23 km/h H 89%1008 hPa
Overcast · 6:00 PM Overcast
16° 💧 0.2 mm 💨 22 km/h H 91%1008 hPa
Overcast night · 9:00 PM Overcast night
14° 💧 0.3 mm 💨 19 km/h H 91%1010 hPa
Sunday
Light rain · 12:00 AM Light rain
12° 💧 0.5 mm 💨 22 km/h H 97%1009 hPa
Overcast night · 3:00 AM Overcast night
12° 💧 0.5 mm 💨 22 km/h H 97%1010 hPa
Light rain · 6:00 AM Light rain
11° 💧 0.7 mm 💨 24 km/h H 97%1010 hPa
Light rain · 9:00 AM Light rain
11° 💧 0.7 mm 💨 25 km/h H 96%1011 hPa
Light rain · 12:00 PM Light rain
10° 💧 1.9 mm 💨 27 km/h H 97%1011 hPa
Moderate rain · 3:00 PM Moderate rain
10° 💧 2.6 mm 💨 25 km/h H 97%1011 hPa

In Greenwich and, more broadly, across the province of New Brunswick: Cloudy conditions are expected to persist across the region for the rest of the afternoon and into the evening. Temperatures are likely to remain between 17 and 20 degrees Celsius. In many areas, there is a possibility of rain or showers, with the highest chances approaching 93%, and some locations may see up to 0.8 mm of rainfall. Winds will generally be from the north, reaching up to around 11 km/h, with gusts potentially increasing to about 26 km/h. Overall, the weather will be relatively mild but unsettled, with periods of dampness and breezy conditions possible in parts of the region as the evening progresses.

15-Day Weather Outlook for Greenwich

TomorrowTomorrow Light rain Light rain 18°/13° 💧 1.6 mm 💨 25 km/h
Sunday, Sep 6Sun Sep 6 Moderate rain Moderate rain 12°/ 💧 7.2 mm 💨 27 km/h
Monday, Sep 7Mon Sep 7 Mostly cloudy Mostly cloudy 21°/ 💧 None 💨 13 km/h
Tuesday, Sep 8Tue Sep 8 Sunny Sunny 20°/11° 💧 None 💨 20 km/h
Wednesday, Sep 9Wed Sep 9 Light rain Light rain 16°/ 💧 0.5 mm 💨 15 km/h
Thursday, Sep 10Thu Sep 10 Moderate rain Moderate rain 22°/12° 💧 9.2 mm 💨 22 km/h
Friday, Sep 11Fri Sep 11 Mostly cloudy Mostly cloudy 13°/ 💧 None 💨 24 km/h
Saturday, Sep 12Sat Sep 12 Sunny Sunny 16°/ 💧 None 💨 16 km/h
Sunday, Sep 13Sun Sep 13 Partly cloudy Partly cloudy 20°/ 💧 None 💨 13 km/h
Monday, Sep 14Mon Sep 14 Overcast Overcast 22°/11° 💧 None 💨 10 km/h
Tuesday, Sep 15Tue Sep 15 Partly cloudy Partly cloudy 25°/13° 💧 None 💨 9 km/h
Wednesday, Sep 16Wed Sep 16 Light rain Light rain 23°/13° 💧 0.4 mm 💨 8 km/h
Thursday, Sep 17Thu Sep 17 Light rain Light rain 16°/14° 💧 3.3 mm 💨 7 km/h
Friday, Sep 18Fri Sep 18 Light rain Light rain 20°/13° 💧 0.5 mm 💨 12 km/h
Saturday, Sep 19Sat Sep 19 Sunny Sunny 24°/10° 💧 None 💨 16 km/h

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Greenwich

Vertical axis: °C · Color based on temperature
Overcast at 6:00 PM
68° Today 6:00 PM
Overcast at 7:00 PM
68° 7:00 PM
Overcast night at 8:00 PM
67° 8:00 PM
Mostly cloudy night at 9:00 PM
65° 9:00 PM
Mostly cloudy night at 10:00 PM
64° Today 10:00 PM
Mostly cloudy night at 11:00 PM
62° 11:00 PM
Overcast night at 12:00 AM
62° 12:00 AM
Overcast night at 1:00 AM
61° 1:00 AM
Light rain at 2:00 AM
60° Tomorrow 2:00 AM
Light rain at 3:00 AM
59° 3:00 AM
Light rain at 4:00 AM
59° 4:00 AM
Light rain at 5:00 AM
58° 5:00 AM
Overcast night at 6:00 AM
60° Tomorrow 6:00 AM
Overcast at 7:00 AM
59° 7:00 AM
Overcast at 8:00 AM
59° 8:00 AM
Overcast at 9:00 AM
60° 9:00 AM
Overcast at 10:00 AM
62° Tomorrow 10:00 AM
Overcast at 11:00 AM
62° 11:00 AM
Light rain at 12:00 PM
62° 12:00 PM
Overcast at 1:00 PM
60° 1:00 PM
Overcast at 2:00 PM
61° Tomorrow 2:00 PM
Overcast at 3:00 PM
63° 3:00 PM
Overcast at 4:00 PM
64° 4:00 PM
Overcast at 5:00 PM
62° 5:00 PM
Overcast at 6:00 PM
60° Tomorrow 6:00 PM
Light rain at 7:00 PM
59° 7:00 PM
Light rain at 8:00 PM
59° 8:00 PM
Overcast night at 9:00 PM
57° 9:00 PM
Light rain at 10:00 PM
55° Tomorrow 10:00 PM
Light rain at 11:00 PM
55° 11:00 PM
Light rain at 12:00 AM
54° 12:00 AM
Light rain at 1:00 AM
54° 1:00 AM
Overcast night at 2:00 AM
54° Sunday 2:00 AM
Overcast night at 3:00 AM
54° 3:00 AM
Light rain at 4:00 AM
53° 4:00 AM
Light rain at 5:00 AM
52° 5:00 AM
Light rain at 6:00 AM
52° Sunday 6:00 AM
Light rain at 7:00 AM
51° 7:00 AM
Light rain at 8:00 AM
51° 8:00 AM
Light rain at 9:00 AM
52° 9:00 AM
Light rain at 10:00 AM
51° Sunday 10:00 AM
Light rain at 11:00 AM
50° 11:00 AM
Light rain at 12:00 PM
50° 12:00 PM
Light rain at 1:00 PM
51° 1:00 PM
Moderate rain at 2:00 PM
51° Sunday 2:00 PM
Moderate rain at 3:00 PM
50° 3:00 PM
Light rain at 4:00 PM
50° 4:00 PM
Light rain at 5:00 PM
50° 5:00 PM
Light rain at 6:00 PM
50° Sunday 6:00 PM
Overcast at 7:00 PM
50° 7:00 PM
Overcast night at 8:00 PM
50° 8:00 PM
Overcast night at 9:00 PM
50° 9:00 PM
Partly cloudy night at 10:00 PM
48° Sunday 10:00 PM
Mostly cloudy night at 11:00 PM
47° 11:00 PM
Mostly cloudy night at 12:00 AM
46° 12:00 AM
Mostly cloudy night at 1:00 AM
46° 1:00 AM
Overcast night at 2:00 AM
45° Monday 2:00 AM
Mostly cloudy night at 3:00 AM
44° 3:00 AM
Overcast night at 4:00 AM
43° 4:00 AM
Overcast night at 5:00 AM
44° 5:00 AM
Overcast night at 6:00 AM
46° Monday 6:00 AM
Overcast at 7:00 AM
47° 7:00 AM
Overcast at 8:00 AM
50° 8:00 AM
Overcast at 9:00 AM
52° 9:00 AM
Overcast at 10:00 AM
56° Monday 10:00 AM
Overcast at 11:00 AM
59° 11:00 AM
Overcast at 12:00 PM
58° 12:00 PM
Mostly cloudy at 1:00 PM
66° 1:00 PM
Mostly cloudy at 2:00 PM
67° Monday 2:00 PM
Mostly cloudy at 3:00 PM
69° 3:00 PM
Mostly sunny at 4:00 PM
70° 4:00 PM
Partly cloudy at 5:00 PM
71° 5:00 PM
Partly cloudy at 6:00 PM
68° Monday 6:00 PM
Mostly cloudy at 7:00 PM
63° 7:00 PM
Mostly cloudy night at 8:00 PM
62° 8:00 PM
Mostly cloudy night at 9:00 PM
61° 9:00 PM
Partly cloudy night at 10:00 PM
57° Monday 10:00 PM
Mostly clear night at 11:00 PM
55° 11:00 PM
Mostly clear night at 12:00 AM
54° 12:00 AM
Clear night at 1:00 AM
53° 1:00 AM
Clear night at 2:00 AM
53° Tuesday 2:00 AM
Clear night at 3:00 AM
53° 3:00 AM
Overcast night at 4:00 AM
59° 4:00 AM
Overcast night at 5:00 AM
60° 5:00 AM
Mostly cloudy night at 6:00 AM
58° Tuesday 6:00 AM
Mostly cloudy at 7:00 AM
56° 7:00 AM
Partly cloudy at 8:00 AM
54° 8:00 AM
Partly cloudy at 9:00 AM
55° 9:00 AM
Sunny at 10:00 AM
57° Tuesday 10:00 AM
Sunny at 11:00 AM
60° 11:00 AM
Sunny at 12:00 PM
62° 12:00 PM
Sunny at 1:00 PM
65° 1:00 PM
Sunny at 2:00 PM
67° Tuesday 2:00 PM
Sunny at 3:00 PM
68° 3:00 PM
Sunny at 4:00 PM
68° 4:00 PM
Sunny at 5:00 PM
68° 5:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Greenwich

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 6:00 PM
PM2.5 Fine particles Good 1,3µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 1,7µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Good 33,8µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 5,0µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Greenwich

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.
0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme
Today UV 1,5Low 😊Good
Tomorrow UV 3,9Moderate 🙂Fair
Sunday UV 1,5Low 🙂Fair
Monday UV 6,0High 🙂Fair
Tuesday UV 6,0High 🙂Fair
Wednesday UV 4,0Moderate Unavailable
Thursday UV 5,0Moderate Unavailable
Hourly UV index today
6:00 PMUV 0,2 7:00 PMUV 0,0
Today's weather health advice Open today's recommendations.

Low UV risk

UV radiation will be low, although basic protection is still advisable during prolonged exposure.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Greenwich

Vertical axis: km/h · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in km/h. Today 6:00 PM 7:00 PM 8:00 PM 9:00 PM Today 10:00 PM 11:00 PM 12:00 AM 1:00 AM Tomorrow 2:00 AM 3:00 AM 4:00 AM 5:00 AM Tomorrow 6:00 AM 7:00 AM 8:00 AM 9:00 AM Tomorrow 10:00 AM 11:00 AM 12:00 PM 1:00 PM Tomorrow 2:00 PM 3:00 PM 4:00 PM 5:00 PM Tomorrow 6:00 PM 7:00 PM 8:00 PM 9:00 PM Tomorrow 10:00 PM 11:00 PM 12:00 AM 1:00 AM Sunday 2:00 AM 3:00 AM 4:00 AM 5:00 AM Sunday 6:00 AM 7:00 AM 8:00 AM 9:00 AM Sunday 10:00 AM 11:00 AM 12:00 PM 1:00 PM Sunday 2:00 PM 3:00 PM 4:00 PM 5:00 PM Sunday 6:00 PM 7:00 PM 8:00 PM 9:00 PM Sunday 10:00 PM 11:00 PM 12:00 AM 1:00 AM Monday 2:00 AM 3:00 AM 4:00 AM 5:00 AM Monday 6:00 AM 7:00 AM 8:00 AM 9:00 AM Monday 10:00 AM 11:00 AM 12:00 PM 1:00 PM Monday 2:00 PM 3:00 PM 4:00 PM 5:00 PM Monday 6:00 PM 7:00 PM 8:00 PM 9:00 PM Monday 10:00 PM 11:00 PM 12:00 AM 1:00 AM Tuesday 2:00 AM 3:00 AM 4:00 AM 5:00 AM Tuesday 6:00 AM 7:00 AM 8:00 AM 9:00 AM Tuesday 10:00 AM 11:00 AM 12:00 PM 1:00 PM Tuesday 2:00 PM 3:00 PM 4:00 PM 5:00 PM
Sustained wind Max gusts
NIGHT SKY · GREENWICH, NEW BRUNSWICK

Tonight's Stargazing & Shooting Stars

Local night-sky conditions and meteor activity for Jasper.

42/100Best-hour score
No good viewing window tonight Astronomical darkness exists, but current sky conditions are unfavorable.
Cloud cover 80% Real hourly forecast for the best viewing hour.
Moonlight 44% Last Quarter · Moon below the horizon at the best viewing hour.
Meteor activity No major shower Sporadic meteors remain possible even without a major shower.
Estimated visible meteors Poor visibility Meteor activity may occur above the clouds, but local viewing conditions are not suitable.
Chance ≥1 meteor in 30 minNot meaningful
UPCOMING METEOR NIGHTSAstronomy only — check the weather closer to each date.
SEP 20
Southern TauridsActivity begins · 63% Moon
Weather TBD
OCT 2
OrionidsActivity begins · 66% Moon
Weather TBD

Forecast data for Greenwich were last refreshed today at 5:37 PM. The current forecast period extends through 06/09/2026 at 3:00 PM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.