30-day outlook · Alliston
14-day forecast →Nov 612°3°40%
78°0°40%
88°3°40%
99°6°New moon
1010°3°30%
117°0°68%
126°-1°21%
133°-2°17%
144°-2°16%
157°1°21%
1611°4°16%
1710°5°First quarter
1810°2°11%
1911°4°21%
20avg6°-1°
21avg6°-2°
22avg5°-2°
23avg5°-2°
24avg5°-2°Full moon
25avg5°-2°
26avg5°-3°
27avg4°-3°
28avg4°-3°
29avg4°-3°
30avg4°-3°
Dec 1avg4°-3°
2avg3°-4°
3avg3°-4°
4avg3°-4°
5avg3°-4°
TodayForecast, days 1–14Avg — typical for the date, not a forecast
Days 1–14 at a glance
Today →| Day | Weather | High | Low | Precip | Source |
|---|---|---|---|---|---|
| Today Nov 6 | Showers | 12° | 3° | 40% · 5 mm | Forecast |
| Sat Nov 7 | Showers | 8° | 0° | 40% · 4 mm | Forecast |
| Sun Nov 8 | Showers | 8° | 3° | 40% · 0.7 mm | Forecast |
| Mon Nov 9 | Showers | 9° | 6° | 30% · 1 mm | Forecast |
| Tue Nov 10 | Showers | 10° | 3° | 30% · 0.9 mm | Forecast |
| Wed Nov 11 | Mostly cloudy | 7° | 0° | 68% · 2 mm | Forecast |
| Thu Nov 12 | Mostly cloudy | 6° | -1° | 21% · 0.1 mm | Forecast |
| Fri Nov 13 | Mostly cloudy | 3° | -2° | 17% · 0 mm | Outlook |
| Sat Nov 14 | Partly cloudy | 4° | -2° | 16% · 0 mm | Outlook |
| Sun Nov 15 | Mostly cloudy | 7° | 1° | 21% · 0 mm | Outlook |
| Mon Nov 16 | Partly cloudy | 11° | 4° | 16% · 0 mm | Outlook |
| Tue Nov 17 | Mostly cloudy | 10° | 5° | 19% · 0 mm | Outlook |
| Wed Nov 18 | Sunny | 10° | 2° | 11% · 0 mm | Outlook |
| Thu Nov 19 | Partly cloudy | 11° | 4° | 21% · 0 mm | Outlook |
Days 15–30 · what is typical
No forecast is reliable beyond two weeks, so these are the normals for Alliston on those dates: how highs and lows usually change, how much rain or snow to expect, daylight and the Moon.
| Dates | Normal high | Normal low | Precip | Daylight | Moon |
|---|---|---|---|---|---|
| Nov 20–28 9 days | 6° → 4° | -1° → -3° | ≈23 mm | 9 h 30 → 9 h 15 | Full moon Nov 24 |
| Nov 29–Dec 5 7 days | 4° → 3° | -3° → -4° | ≈16 mm | 9 h 13 → 9 h 5 | — |
Climate normals 1981–2010, Alliston Nelson station · Environment and Climate Change Canada
Days 1–7: Environment and Climate Change Canada (Innisfil - New Tecumseth - Angus) · days 8–14: WeatherAPI.com · days 15–30: Climate normals 1981–2010, Alliston Nelson station · Environment and Climate Change Canada · 44.1501°N, 79.8663°W