Today
Mostly cloudy throughout the day, high +17°C, low +12°C. Light wind, up to 8 km/h. No precipitation expected.
Weather outside your window in Sarnia
local time 16:32 · updated just now
Today Now 16:32
+17°C
Mostly clear
Hourly forecast
Today01.11
Temperature
Feels like
Cloudiness
Precip. chance
Precipitationmm
Windkm/h
Wind gustskm/h
Humidity
PressurehPa
Dew point
Visibilitykm
UV index
| Now | 17:00 | 18:00 | 19:00 | 20:00 | 21:00 | 22:00 | 23:00 | 00:00 | 01:00 | 02:00 | 03:00 |
|---|---|---|---|---|---|---|---|---|---|---|---|
Today
Forecast in words
Tomorrow
Tomorrow high +18°C and mostly cloudy, nighttime low +12°C — almost like today.
Week
During the week the thermometer stays between +7°C…+21°C. Peak warmth: Tue, +21°C. Coldest at night — Sat, +7°C. Precipitation expected: Wed, Thu, Fri. It cools down by the end of the week.
Week vs norm
- Today 01.11 +17°C +5° usually +12°C
- Tomorrow 02.11 +18°C +7° usually +11°C
- Tue 03.11 +21°C +10° usually +11°C
- Wed 04.11 +20°C +9° usually +11°C
- Thu 05.11 +16°C +5° usually +11°C
- Fri 06.11 +13°C +3° usually +10°C
- Sat 07.11 +10°C as usual usually +10°C
- Sun 08.11 +10°C as usual usually +10°C
Difference between forecast daytime high and the 1991–2020 norm for this date.
This day, 1 November
Today is warmer than usual for this date.
- Heat record +21°C 2016
- Cold record 0°C 1996
- Most precipitation 18 mm 1994
- Strongest gust 82 km/h 2014
Records for this calendar date, 1991-2024, ERA5 reanalysis.
Climate in Sarnia
Today is about 5° warmer than usual for November.
| Month | Daytime / Nighttime | Average | 💧 mm |
|---|---|---|---|
| Jan | −1°C / −7°C | −4°C | 69 |
| Feb | 0°C / −7°C | −4°C | 60 |
| Mar | +5°C / −3°C | +1°C | 66 |
| Apr | +12°C / +4°C | +7°C | 91 |
| May | +19°C / +10°C | +14°C | 88 |
| Jun | +24°C / +16°C | +20°C | 92 |
| Jul | +27°C / +19°C | +23°C | 84 |
| Aug | +26°C / +18°C | +22°C | 77 |
| Sep | +23°C / +15°C | +18°C | 78 |
| Oct | +16°C / +9°C | +12°C | 85 |
| Nov | +8°C / +2°C | +5°C | 74 |
| Dec | +2°C / −3°C | −1°C | 70 |
Climatic normals for 1991–2025 years from ERA5-Land reanalysis.
Astronomical data
Sunrise / sunset
07:04 | 17:21
Moon
— | 13:48
Moon phase
Last quarter 52%
Next solar eclipse
Calculating for these coordinates…