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Current weather in Greater Napanee is clear sky.

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This page shows hourly weather forecast for Greater Napanee, including temperature, wind, precipitation, humidity and cloud cover.

Is the weather forecast for Greater Napanee updated regularly?

Weather data for Greater Napanee is updated regularly with the latest available observations and forecasts.

Now · 7:13 AM

Greater Napanee Weather & Hourly Forecast

Canada · Ontario

8°C

Sunny

Feels like: 5°C

💧 Humidity 88% 🌡 Pressure 1034 hPa 💨 Wind 13 km/h 👁 Visibility 33.8 km ☁ Clouds 0% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:55 AM 🌇 Sunset 7:05 PM

Hourly Forecast for Greater Napanee

Today

8:00 AM

Sunny

9° 💧 None 💨 13 km/h H 85%1035 hPa

11:00 AM

Sunny

15° 💧 None 💨 14 km/h H 64%1035 hPa

2:00 PM

Sunny

18° 💧 None 💨 14 km/h H 49%1034 hPa

5:00 PM

Sunny

18° 💧 None 💨 14 km/h H 48%1033 hPa

8:00 PM

Clear night

14° 💧 None 💨 15 km/h H 61%1033 hPa

11:00 PM

Clear night

12° 💧 None 💨 17 km/h H 71%1033 hPa

Tomorrow

2:00 AM

Clear night

11° 💧 None 💨 13 km/h H 82%1033 hPa

5:00 AM

Clear night

9° 💧 None 💨 11 km/h H 90%1033 hPa

8:00 AM

Sunny

9° 💧 None 💨 12 km/h H 88%1034 hPa

11:00 AM

Sunny

16° 💧 None 💨 11 km/h H 63%1033 hPa

2:00 PM

Sunny

19° 💧 None 💨 10 km/h H 47%1031 hPa

5:00 PM

Sunny

19° 💧 None 💨 13 km/h H 43%1029 hPa

8:00 PM

Clear night

13° 💧 None 💨 8 km/h H 70%1029 hPa

11:00 PM

Clear night

12° 💧 None 💨 11 km/h H 82%1028 hPa

Friday

2:00 AM

Clear night

11° 💧 None 💨 10 km/h H 87%1027 hPa

5:00 AM

Clear night

10° 💧 None 💨 10 km/h H 88%1027 hPa

Today

8:00 AM

Sunny

9° 💧 None 💨 13 km/h H 85%1035 hPa

9:00 AM

Sunny

11° 💧 None 💨 14 km/h H 77%1035 hPa

10:00 AM

Sunny

13° 💧 None 💨 14 km/h H 70%1035 hPa

11:00 AM

Sunny

15° 💧 None 💨 14 km/h H 64%1035 hPa

12:00 PM

Sunny

17° 💧 None 💨 14 km/h H 58%1035 hPa

1:00 PM

Sunny

18° 💧 None 💨 13 km/h H 52%1034 hPa

2:00 PM

Sunny

18° 💧 None 💨 14 km/h H 49%1034 hPa

3:00 PM

Sunny

19° 💧 None 💨 14 km/h H 47%1033 hPa

4:00 PM

Sunny

19° 💧 None 💨 15 km/h H 47%1033 hPa

5:00 PM

Sunny

18° 💧 None 💨 14 km/h H 48%1033 hPa

6:00 PM

Sunny

17° 💧 None 💨 12 km/h H 54%1033 hPa

7:00 PM

Sunny

15° 💧 None 💨 12 km/h H 60%1033 hPa

8:00 PM

Clear night

14° 💧 None 💨 15 km/h H 61%1033 hPa

9:00 PM

Clear night

13° 💧 None 💨 16 km/h H 64%1033 hPa

10:00 PM

Clear night

13° 💧 None 💨 17 km/h H 68%1034 hPa

11:00 PM

Clear night

12° 💧 None 💨 17 km/h H 71%1033 hPa

Tomorrow

12:00 AM

Clear night

12° 💧 None 💨 16 km/h H 74%1033 hPa

1:00 AM

Clear night

11° 💧 None 💨 14 km/h H 78%1033 hPa

2:00 AM

Clear night

11° 💧 None 💨 13 km/h H 82%1033 hPa

3:00 AM

Clear night

10° 💧 None 💨 12 km/h H 85%1033 hPa

4:00 AM

Clear night

10° 💧 None 💨 11 km/h H 88%1033 hPa

5:00 AM

Clear night

9° 💧 None 💨 11 km/h H 90%1033 hPa

6:00 AM

Clear night

9° 💧 None 💨 11 km/h H 91%1033 hPa

7:00 AM

Sunny

9° 💧 None 💨 11 km/h H 91%1033 hPa

8:00 AM

Sunny

9° 💧 None 💨 12 km/h H 88%1034 hPa

9:00 AM

Sunny

11° 💧 None 💨 10 km/h H 80%1034 hPa

10:00 AM

Sunny

14° 💧 None 💨 10 km/h H 71%1033 hPa

11:00 AM

Sunny

16° 💧 None 💨 11 km/h H 63%1033 hPa

12:00 PM

Sunny

17° 💧 None 💨 12 km/h H 54%1032 hPa

1:00 PM

Sunny

18° 💧 None 💨 12 km/h H 49%1032 hPa

2:00 PM

Sunny

19° 💧 None 💨 10 km/h H 47%1031 hPa

3:00 PM

Sunny

19° 💧 None 💨 11 km/h H 45%1030 hPa

4:00 PM

Sunny

19° 💧 None 💨 12 km/h H 44%1029 hPa

5:00 PM

Sunny

19° 💧 None 💨 13 km/h H 43%1029 hPa

6:00 PM

Sunny

17° 💧 None 💨 9 km/h H 52%1029 hPa

7:00 PM

Sunny

15° 💧 None 💨 7 km/h H 64%1029 hPa

8:00 PM

Clear night

13° 💧 None 💨 8 km/h H 70%1029 hPa

9:00 PM

Clear night

13° 💧 None 💨 10 km/h H 75%1029 hPa

10:00 PM

Clear night

12° 💧 None 💨 11 km/h H 78%1029 hPa

11:00 PM

Clear night

12° 💧 None 💨 11 km/h H 82%1028 hPa

Friday

12:00 AM

Clear night

11° 💧 None 💨 11 km/h H 84%1028 hPa

1:00 AM

Clear night

11° 💧 None 💨 11 km/h H 85%1028 hPa

2:00 AM

Clear night

11° 💧 None 💨 10 km/h H 87%1027 hPa

3:00 AM

Clear night

10° 💧 None 💨 10 km/h H 87%1027 hPa

4:00 AM

Clear night

10° 💧 None 💨 10 km/h H 87%1027 hPa

5:00 AM

Clear night

10° 💧 None 💨 10 km/h H 88%1027 hPa

6:00 AM

Clear night

10° 💧 None 💨 10 km/h H 90%1027 hPa

7:00 AM

Sunny

9° 💧 None 💨 10 km/h H 91%1027 hPa

8:00 AM

Sunny

10° 💧 None 💨 12 km/h H 86%1028 hPa

9:00 AM

Sunny

13° 💧 None 💨 9 km/h H 78%1028 hPa

10:00 AM

Sunny

16° 💧 None 💨 9 km/h H 71%1027 hPa

11:00 AM

Sunny

18° 💧 None 💨 11 km/h H 64%1027 hPa

12:00 PM

Sunny

20° 💧 None 💨 12 km/h H 57%1027 hPa

1:00 PM

Sunny

21° 💧 None 💨 12 km/h H 52%1026 hPa

2:00 PM

Sunny

21° 💧 None 💨 12 km/h H 48%1025 hPa

3:00 PM

Sunny

22° 💧 None 💨 12 km/h H 45%1024 hPa

4:00 PM

Sunny

22° 💧 None 💨 12 km/h H 42%1024 hPa

5:00 PM

Sunny

21° 💧 None 💨 11 km/h H 45%1024 hPa

6:00 PM

Sunny

20° 💧 None 💨 9 km/h H 54%1024 hPa

7:00 PM

Sunny

17° 💧 None 💨 9 km/h H 62%1024 hPa

8:00 PM

Clear night

16° 💧 None 💨 11 km/h H 65%1024 hPa

11:00 PM

Clear night

13° 💧 None 💨 11 km/h H 78%1025 hPa

Saturday

2:00 AM

Clear night

12° 💧 None 💨 10 km/h H 86%1024 hPa

5:00 AM

Clear night

11° 💧 None 💨 11 km/h H 84%1024 hPa

8:00 AM

Sunny

12° 💧 None 💨 13 km/h H 80%1024 hPa

11:00 AM

Sunny

19° 💧 None 💨 12 km/h H 57%1024 hPa

2:00 PM

Mostly sunny

22° 💧 None 💨 15 km/h H 41%1023 hPa

5:00 PM

Partly cloudy

22° 💧 None 💨 13 km/h H 44%1021 hPa

8:00 PM

Overcast night

15° 💧 None 💨 7 km/h H 70%1021 hPa

11:00 PM

Overcast night

14° 💧 None 💨 11 km/h H 74%1021 hPa

Sunday

2:00 AM

Mostly cloudy night

13° 💧 None 💨 10 km/h H 74%1020 hPa

5:00 AM

Overcast night

12° 💧 None 💨 14 km/h H 78%1019 hPa

8:00 AM

Partly cloudy

12° 💧 None 💨 16 km/h H 78%1019 hPa

11:00 AM

Mostly cloudy

18° 💧 None 💨 16 km/h H 57%1018 hPa

2:00 PM

Mostly cloudy

21° 💧 None 💨 19 km/h H 40%1016 hPa

5:00 PM

Mostly cloudy

21° 💧 None 💨 18 km/h H 46%1015 hPa

8:00 PM

Overcast night

16° 💧 None 💨 11 km/h H 65%1015 hPa

11:00 PM

Overcast night

16° 💧 None 💨 13 km/h H 63%1015 hPa

Monday

2:00 AM

Overcast night

16° 💧 None 💨 13 km/h H 61%1014 hPa

5:00 AM

Overcast night

15° 💧 None 💨 12 km/h H 68%1014 hPa

8:00 AM

Overcast

14° 💧 None 💨 9 km/h H 73%1014 hPa

11:00 AM

Partly cloudy

17° 💧 None 💨 11 km/h H 61%1014 hPa

2:00 PM

Mostly cloudy

20° 💧 None 💨 9 km/h H 52%1013 hPa

5:00 PM

Mostly sunny

21° 💧 None 💨 8 km/h H 47%1012 hPa

8:00 PM

Clear night

15° 💧 None 💨 3 km/h H 84%1013 hPa

Tuesday

2:00 AM

Clear night

11° 💧 None 💨 3 km/h H 91%1014 hPa

8:00 AM

Partly cloudy

11° 💧 None 💨 2 km/h H 96%1016 hPa

2:00 PM

Sunny

22° 💧 None 💨 8 km/h H 57%1015 hPa

8:00 PM

Partly cloudy night

15° 💧 None 💨 6 km/h H 85%1015 hPa

Wednesday

2:00 AM

Clear night

14° 💧 None 💨 6 km/h H 84%1015 hPa

8:00 AM

Sunny

16° 💧 None 💨 13 km/h H 93%1014 hPa

2:00 PM

Mostly sunny

23° 💧 None 💨 17 km/h H 60%1011 hPa

8:00 PM

Mostly clear night

22° 💧 None 💨 22 km/h H 65%1009 hPa

Thursday

2:00 AM

Partly cloudy night

20° 💧 None 💨 15 km/h H 82%1010 hPa

8:00 AM

Overcast

20° 💧 None 💨 16 km/h H 82%1009 hPa

2:00 PM

Mostly cloudy

24° 💧 None 💨 26 km/h H 64%1006 hPa

8:00 PM

Light rain

20° 💧 None 💨 28 km/h H 87%1003 hPa

Friday

2:00 AM

Overcast night

18° 💧 None 💨 19 km/h H 92%1004 hPa

8:00 AM

Sunny

16° 💧 None 💨 22 km/h H 85%1006 hPa

2:00 PM

Mostly sunny

19° 💧 None 💨 22 km/h H 58%1007 hPa

8:00 PM

Clear night

13° 💧 None 💨 18 km/h H 61%1010 hPa

Saturday

2:00 AM

Clear night

10° 💧 None 💨 10 km/h H 80%1012 hPa

8:00 AM

Mostly sunny

9° 💧 None 💨 14 km/h H 84%1015 hPa

2:00 PM

Overcast

14° 💧 None 💨 22 km/h H 46%1017 hPa

8:00 PM

Mostly clear night

11° 💧 None 💨 16 km/h H 55%1020 hPa

Sunday

2:00 AM

Clear night

7° 💧 None 💨 7 km/h H 80%1023 hPa

8:00 AM

Overcast

5° 💧 None 💨 7 km/h H 92%1025 hPa

2:00 PM

Overcast

13° 💧 None 💨 12 km/h H 53%1024 hPa

8:00 PM

Overcast night

10° 💧 None 💨 5 km/h H 77%1023 hPa

Monday

2:00 AM

Mostly clear night

8° 💧 None 💨 4 km/h H 87%1022 hPa

8:00 AM

Mostly cloudy

11° 💧 None 💨 7 km/h H 81%1022 hPa

2:00 PM

Mostly cloudy

17° 💧 None 💨 18 km/h H 57%1020 hPa

8:00 PM

Overcast night

15° 💧 None 💨 13 km/h H 74%1018 hPa

Tuesday

2:00 AM

Overcast night

15° 💧 None 💨 16 km/h H 80%1016 hPa

8:00 AM

Mostly cloudy

15° 💧 None 💨 16 km/h H 77%1013 hPa

2:00 PM

Overcast

20° 💧 None 💨 27 km/h H 66%1008 hPa

8:00 PM

Light rain

17° 💧 None 💨 27 km/h H 86%1003 hPa

Wednesday

2:00 AM

Clear night

11° 💧 None 💨 12 km/h H 78%1005 hPa

8:00 AM

Mostly sunny

11° 💧 None 💨 18 km/h H 71%1005 hPa

2:00 PM

Overcast

12° 💧 None 💨 19 km/h H 55%1006 hPa

8:00 PM

Partly cloudy night

8° 💧 None 💨 9 km/h H 71%1007 hPa

In Greater Napanee and, more broadly, across the province of Ontario: This morning across the region, mainly cloudy skies are expected to persist, with temperatures ranging from about 8 to 17 degrees Celsius. In many areas, conditions are expected to remain dry through the early hours. During the afternoon, skies will likely stay mostly cloudy, with temperatures remaining steady within the same range. Winds will predominantly come from the northeast at around 14 km/h, with gusts reaching up to 32 km/h at times. Overall, little to no precipitation is anticipated today, but the breeze from the northeast may cause some minor disturbances locally. No significant weather hazards are expected in the coming hours.

15-Day Weather Outlook for Greater Napanee

TomorrowTomorrow

Sunny 19°/9° 💧 None 💨 16 km/h

Friday, Sep 25Fri Sep 25

Sunny 22°/9° 💧 None 💨 12 km/h

Saturday, Sep 26Sat Sep 26

Mostly sunny 22°/11° 💧 None 💨 15 km/h

Sunday, Sep 27Sun Sep 27

Mostly cloudy 21°/12° 💧 None 💨 19 km/h

Monday, Sep 28Mon Sep 28

Overcast 21°/14° 💧 None 💨 13 km/h

Tuesday, Sep 29Tue Sep 29

Partly cloudy 22°/11° 💧 None 💨 8 km/h

Wednesday, Sep 30Wed Sep 30

Mostly sunny 23°/14° 💧 None 💨 22 km/h

Thursday, Oct 1Thu Oct 1

Light rain 24°/20° 💧 2.9 mm 💨 28 km/h

Friday, Oct 2Fri Oct 2

Mostly sunny 19°/13° 💧 5.2 mm 💨 22 km/h

Saturday, Oct 3Sat Oct 3

Mostly sunny 14°/9° 💧 None 💨 22 km/h

Sunday, Oct 4Sun Oct 4

Overcast 13°/5° 💧 0.0 mm 💨 12 km/h

Monday, Oct 5Mon Oct 5

Mostly cloudy 17°/8° 💧 0.2 mm 💨 18 km/h

Tuesday, Oct 6Tue Oct 6

Light rain 20°/15° 💧 6.4 mm 💨 27 km/h

Wednesday, Oct 7Wed Oct 7

Mostly sunny 12°/8° 💧 0.8 mm 💨 19 km/h

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Greater Napanee

Vertical axis: °C · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Greater Napanee

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 8:00 AM

PM2.5 Fine particles Good 2,1µg/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 2,6µg/m³

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

O₃ Ozone Good 24,2µg/m³

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

NO₂ Nitrogen dioxide Good 6,7µg/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 Greater Napanee

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 4,9Moderate 😊Good

Tomorrow UV 4,8Moderate 🙂Fair

Friday UV 4,8Moderate 🙂Fair

Saturday UV 4,6Moderate 🙂Fair

Sunday UV 6,0High 🙂Fair

Monday UV 5,0Moderate —Unavailable

Tuesday UV 5,0Moderate —Unavailable

Hourly UV index today

8:00 AMUV 0,2 9:00 AMUV 0,8 10:00 AMUV 1,9 11:00 AMUV 3,2 12:00 PMUV 4,3 1:00 PMUV 4,9 2:00 PMUV 4,6 3:00 PMUV 3,6 4:00 PMUV 2,2 5:00 PMUV 1,0 6:00 PMUV 0,3 7:00 PMUV 0,0

Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for 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 Greater Napanee

Vertical axis: km/h · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · GREATER NAPANEE, ONTARIO

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 5:00 AM–6:00 AM.

98/100Best-hour score

BEST TIME TONIGHT 5:00 AM–6:00 AM Astronomical darkness: 8:41 PM–5:20 AM

☁ Cloud cover 0% Real hourly forecast for the best viewing hour.

☾ Moonlight 94% Waxing Gibbous · Moon below the horizon at the best viewing hour.

☄ Meteor activity Southern Taurids Reference ZHR 7 · Radiant 60° high at the best hour.

✦ Estimated visible meteors 1–4/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min71%

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

ACTIVE NOW

OCT 2–NOV 7

OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak

UPCOMING

OCT 20–DEC 10

Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak

UPCOMING

NOV 6–NOV 30

LeonidsStart NOV 6 · Peak NOV 17 · End NOV 30 · ZHR 15 · 52% Moon at peak

UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

DISCOVER WEATHER NEARBY Weather in other cities

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Forecast data for Greater Napanee were last refreshed today at 7:13 AM. The current forecast period extends through 25/09/2026 at 5:00 AM. 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.