Yellow statementSpecial weather statement · in effect until 2:55 AMDetails
30-day outlook · St. John's
14-day forecast →Sep 1815°9°First quarter
1911°6°40%
2011°6°36%
2115°8°66%
2211°6°60%
2313°8°47%
2416°8°36%
2513°9°92%
2617°12°Full moon
2717°10°19%
2813°8°75%
2917°9°68%
3013°8°19%
Oct 19°7°89%
2avg13°6°
3avg13°6°Last quarter
4avg13°6°
5avg13°6°
6avg13°5°
7avg13°5°
8avg12°5°
9avg12°5°
10avg12°5°New moon
11avg12°5°
12avg12°5°
13avg11°4°
14avg11°4°
15avg11°4°
16avg11°4°
17avg11°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 Sep 18 | Showers | 15° | 9° | 60% · 2 mm | Forecast |
| Sat Sep 19 | Showers | 11° | 6° | 40% · 3 mm | Forecast |
| Sun Sep 20 | Partly cloudy | 11° | 6° | 36% · 0.3 mm | Forecast |
| Mon Sep 21 | Partly cloudy | 15° | 8° | 66% · 2 mm | Forecast |
| Tue Sep 22 | Showers | 11° | 6° | 60% · 4 mm | Forecast |
| Wed Sep 23 | Partly cloudy | 13° | 8° | 47% · 0.7 mm | Forecast |
| Thu Sep 24 | Partly cloudy | 16° | 8° | 36% · 0.3 mm | Forecast |
| Fri Sep 25 | Mostly cloudy | 13° | 9° | 92% · 14 mm | Outlook |
| Sat Sep 26 | Showers | 17° | 12° | 90% · 14 mm | Outlook |
| Sun Sep 27 | Mostly cloudy | 17° | 10° | 19% · 0 mm | Outlook |
| Mon Sep 28 | Mostly cloudy | 13° | 8° | 75% · 2 mm | Outlook |
| Tue Sep 29 | Mostly cloudy | 17° | 9° | 68% · 1 mm | Outlook |
| Wed Sep 30 | Mostly cloudy | 13° | 8° | 19% · 0 mm | Outlook |
| Thu Oct 1 | Mostly cloudy | 9° | 7° | 89% · 10 mm | Outlook |
Days 15–30 · what is typical
No forecast is reliable beyond two weeks, so these are the normals for St. John's 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 |
|---|---|---|---|---|---|
| Oct 2–10 9 days | 13° → 12° | 6° → 5° | ≈44 mm | 11 h 37 → 11 h 10 | Last quarter Oct 3 · New moon Oct 10 |
| Oct 11–17 7 days | 12° → 11° | 5° → 4° | ≈35 mm | 11 h 6 → 10 h 46 | — |
Climate normals 1981–2010, St John's A station · Environment and Climate Change Canada
Days 1–7: Environment and Climate Change Canada (St. John's and vicinity) · days 8–14: WeatherAPI.com · days 15–30: Climate normals 1981–2010, St John's A station · Environment and Climate Change Canada · 47.5649°N, 52.7093°W