Weather Portsmouth tomorrow


image/svg+xml image/svg+xml image/svg+xml image/svg+xml image/svg+xml image/svg+xml image/svg+xml Saturday, Sep 6 63 / F ° 54 0.02 in 18 mph Today 9/5/25 68 / 59 °F Tomorrow 9/6/25 63 / 54 °F Sunday 9/7/25 64 / 52 °F image/svg+xml image/svg+xml
61 °F 59 °F 9 am
61 °F 59 °F 12 pm
63 °F 59 °F 3 pm
59 °F 59 °F 9 pm
sunrise 6:34 am
sunset 7:32 pm
HOURLY

Weather forecast Portsmouth Sept. 6, 2025

During the day morning overcast, later morning light rain, in the afternoon cloudy, in the evening initially cloudy, later partly cloudy. The highest temperature 63 °F. Total rainfall 0.02 in. At night the lowest temperature 54 °F.


Interactive map weather Ontario


GPS: 44.2168; -76.5161
altitude: 239 ft
local time:
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Weather forecast Portsmouth, Ontario extended forecast

Time State   Temp.   Feels like Precip. Wind PressureHumidity Dew total
 
 Fog Low
 
 Middle
 
 High
 

Saturday 09/06/2025
12 AM
partly cloudy 63 °F
61 °F		 0.0 in
  18 fps 13 mph
west		 29.9 in71 % 52  °F14 % 0% 0% 0% 14%
1 AM
cloudy 61 °F
59 °F		 0.0 in
  16 fps 11 mph
west		 29.9 in74 % 52  °F50 % 0% 0% 0% 50%
2 AM
cloudy 59 °F
59 °F		 0.0 in
  15 fps 10 mph
west		 29.9 in78 % 52  °F100 % 0% 0% 0% 100%
3 AM
cloudy 59 °F
59 °F		 0.0 in
  15 fps 10 mph
west		 29.9 in80 % 52  °F99 % 0% 0% 0% 99%
4 AM
cloudy 59 °F
59 °F		 0.0 in
  14 fps 10 mph
west-southwest		 29.9 in78 % 52  °F96 % 0% 0% 0% 96%
5 AM
cloudy 59 °F
57 °F		 0.0 in
  15 fps 10 mph
southwest		 29.9 in75 % 50  °F100 % 0% 0% 0% 100%
6 AM
overcast 59 °F
57 °F		 0.0 in
  13 fps 9 mph
west-southwest		 29.9 in71 % 48  °F100 % 0% 0% 85% 100%
7 AM
overcast 59 °F
57 °F		 0.0 in
  10 fps 7 mph
west-southwest		 29.9 in70 % 48  °F100 % 0% 0% 31% 100%
8 AM
overcast 59 °F
57 °F		 0.0 in
  9 fps 6 mph
west-southwest		 29.9 in71 % 50  °F100 % 0% 1% 100% 100%
9 AM
overcast 61 °F
59 °F		 0.0 in
  20 fps 13 mph
south-southwest		 29.9 in72 % 52  °F100 % 0% 12% 100% 100%
10 AM
overcast 61 °F
57 °F		 0.0 in
  26 fps 17 mph
southwest		 29.9 in67 % 50  °F100 % 0% 9% 98% 100%
11 AM
rain 61 °F
59 °F		 0.01 in
  23 fps 15 mph
west-southwest		 30.0 in67 % 50  °F100 % 0% 8% 100% 100%
12 PM
light rain 61 °F
59 °F		 0.00 in
  20 fps 14 mph
southwest		 30.0 in67 % 48  °F100 % 0% 7% 100% 100%
1 PM
light rain 61 °F
59 °F		 0.00 in
  24 fps 16 mph
west-southwest		 29.9 in66 % 48  °F100 % 0% 36% 56% 99%
2 PM
overcast 63 °F
61 °F		 0.0 in
  24 fps 17 mph
southwest		 29.9 in62 % 48  °F100 % 0% 75% 0% 100%
3 PM
overcast 63 °F
59 °F		 0.0 in
  26 fps 17 mph
southwest		 29.9 in61 % 48  °F100 % 0% 27% 0% 100%
4 PM
overcast 63 °F
59 °F		 0.0 in
  26 fps 18 mph
southwest		 29.9 in59 % 48  °F100 % 0% 24% 0% 100%
5 PM
cloudy 63 °F
59 °F		 0.0 in
  22 fps 15 mph
southwest		 29.9 in57 % 46  °F100 % 0% 0% 0% 100%
6 PM
cloudy 61 °F
57 °F		 0.0 in
  17 fps 12 mph
west-southwest		 29.9 in57 % 45  °F99 % 0% 0% 3% 99%
7 PM
partly cloudy 61 °F
59 °F		 0.0 in
  15 fps 10 mph
southwest		 29.9 in62 % 48  °F25 % 0% 12% 6% 14%
8 PM
partly cloudy 61 °F
59 °F		 0.0 in
  16 fps 11 mph
southwest		 29.9 in71 % 50  °F14 % 0% 11% 6% 0%
9 PM
partly cloudy 59 °F
57 °F		 0.0 in
  17 fps 11 mph
west-southwest		 30.0 in75 % 50  °F14 % 0% 8% 7% 0%
10 PM
partly cloudy 59 °F
57 °F		 0.0 in
  16 fps 11 mph
west-southwest		 30.0 in77 % 52  °F21 % 0% 14% 12% 0%
11 PM
cloudy 59 °F
59 °F		 0.0 in
  15 fps 10 mph
west-southwest		 30.0 in80 % 52  °F56 % 0% 18% 50% 0%

Sunday 09/07/2025
12 AM
clear 59 °F
59 °F		 0.0 in
  15 fps 11 mph
west-southwest		 30.0 in80 % 52  °F10 % 0% 0% 10% 0%
1 AM
partly cloudy 59 °F
59 °F		 0.0 in
  13 fps 9 mph
west-southwest		 30.0 in80 % 52  °F17 % 0% 0% 16% 0%
2 AM
partly cloudy 57 °F
57 °F		 0.0 in
  11 fps 7 mph
west		 30.0 in85 % 52  °F23 % 0% 0% 23% 0%
3 AM
clear 57 °F
57 °F		 0.0 in
  10 fps 7 mph
northwest		 29.9 in88 % 52  °F8 % 0% 0% 8% 0%
4 AM
clear 55 °F
55 °F		 0.0 in
  9 fps 6 mph
north-northwest		 29.9 in91 % 52  °F10 % 0% 0% 10% 0%
5 AM
clear 54 °F
54 °F		 0.0 in
  8 fps 5 mph
northwest		 30.0 in91 % 50  °F7 % 0% 0% 7% 0%
6 AM
cloudy 54 °F
54 °F		 0.0 in
  6 fps 4 mph
northwest		 30.0 in91 % 50  °F48 % 0% 0% 48% 0%
7 AM
partly cloudy 55 °F
55 °F		 0.0 in
  9 fps 6 mph
south-southwest		 30.0 in89 % 52  °F17 % 0% 0% 16% 0%
8 AM
clear 59 °F
59 °F		 0.0 in
  13 fps 9 mph
south-southwest		 30.0 in79 % 52  °F7 % 0% 0% 6% 0%
9 AM
rain showers 61 °F
59 °F		 0.01 in
  18 fps 12 mph
southwest		 30.0 in64 % 48  °F24 % 0% 5% 21% 0%
10 AM
cloudy 61 °F
57 °F		 0.0 in
  31 fps 21 mph
southwest		 30.0 in65 % 48  °F85 % 0% 49% 77% 0%
11 AM
rain showers 61 °F
59 °F		 0.02 in
  26 fps 18 mph
southwest		 30.0 in71 % 50  °F18 % 0% 3% 16% 0%
12 PM
rain showers 61 °F
57 °F		 0.02 in
  31 fps 21 mph
southwest		 30.0 in70 % 50  °F39 % 0% 26% 26% 0%
1 PM
partly cloudy 61 °F
57 °F		 0.0 in
  30 fps 21 mph
west-southwest		 30.0 in67 % 50  °F35 % 0% 21% 27% 0%
2 PM
clear 63 °F
59 °F		 0.0 in
  26 fps 17 mph
west-southwest		 30.0 in59 % 48  °F9 % 0% 6% 7% 0%
3 PM
partly cloudy 64 °F
61 °F		 0.0 in
  26 fps 17 mph
west		 30.0 in52 % 45  °F18 % 0% 12% 9% 0%
4 PM
clear 64 °F
61 °F		 0.0 in
  24 fps 17 mph
west		 30.0 in48 % 43  °F9 % 0% 0% 9% 0%
5 PM
partly cloudy 64 °F
61 °F		 0.0 in
  22 fps 15 mph
west		 30.0 in45 % 43  °F30 % 0% 3% 28% 0%
6 PM
partly cloudy 64 °F
61 °F		 0.0 in
  24 fps 16 mph
west		 30.0 in45 % 41  °F19 % 0% 6% 18% 0%
7 PM
clear 63 °F
59 °F		 0.0 in
  23 fps 16 mph
west		 30.0 in51 % 43  °F1 % 0% 0% 0% 0%
8 PM
clear 61 °F
57 °F		 0.0 in
  24 fps 17 mph
west		 30.1 in59 % 45  °F1 % 0% 0% 1% 0%
9 PM
clear 59 °F
55 °F		 0.0 in
  22 fps 15 mph
west		 30.1 in62 % 45  °F0 % 0% 0% 0% 0%
10 PM
clear 57 °F
54 °F		 0.0 in
  20 fps 14 mph
west		 30.1 in65 % 46  °F0 % 0% 0% 0% 0%
11 PM
clear 57 °F
54 °F		 0.0 in
  22 fps 15 mph
west		 30.1 in68 % 46  °F0 % 0% 0% 0% 0%
 

Portsmouth, Ontario - information

State: Ontario
GPS coordinates: 44.2168; -76.5161
Time zone: America / Toronto time difference in hours with time in NY is -6 hours

Altitude: 239 ft
The administrative part:



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Weather Portsmouth, Ontario. Weather forecast Portsmouth.



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Data source

Weather forecast for Portsmouth 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 Portsmouth

data are always in the local time

Sun and light

 Sept. 6, 2025 
Sunrise: Sunset: 
6:34 am 7:32 pm
Noon: Length of day: 
1:04 pm12:57
Start of civil twilight*: End of civil twilight*: 
6:04 am8:02 pm
Start of nautical twilight*: End of nautical twilight*: 
5:30 am8:37 pm
Start of astronomical twilight*:  End of astronomical twilight*: 
4:53 am9:13 pm
* What is Twilight?

Moon and moon phases

Moonrise: Moonset: 
09/05/2025 6:48 pm 09/06/2025 4:59 am
Next new moon: Next full moon: 
09/21/202509/07/2025

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