Midwinter lows in Long Plain 6 sink below those of 86% of Canadian towns
High summer brings afternoon highs near 25.4°C. Temperatures cover 45°C across the year, low to high. By precipitation alone, it ranks drier than 76% of Canadian towns. An umbrella or a shovel earns its place on about 82 days a year with 1 mm or more.
Borrowed figures: Long Plain 6 has no normals station, so these come from Portage Southport, 16 km east.
A year in Long Plain 6 at a glance
Each month’s typical high and low, in °C.
What stands out about Long Plain 6’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Manitoba beside it.
What a year in Long Plain 6 feels like
Each season’s and each month’s usual high and low, 1991–2020.
Frost on 184 days, 20°C on 105
Frost comes from October to May; in January almost every night freezes. On about 42 nights a year the air falls below −20°C.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
493 mm of precipitation in a typical year
June is the wettest month and February the driest.
Rain and snow by month
Millimetres
137 cm of snow in a typical year
Expect snow from October to May, with about 34 cm in December, the snowiest month. 9th snowiest of 188 towns of 2,500+ in Manitoba.
Snowfall by month
Centimetres
Snowfall: Cypress River, 55 km away (Portage Southport records no complete year of it).
Heating a home in Long Plain 6
91% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
Each day the mean sits under 18°C adds its shortfall; a year’s total is its heating degree days. In heating terms, homes need more heating than 83% of Canadian towns.
Living with Long Plain 6’s climate
The averages read for the garden, the outdoors and the coldest and hottest days.
On average the last spring frost comes around 19 May and the first autumn frost around 28 September: about 130 frost-free days between.
Plan time outside for Jun, Jul and Aug: highs of 17–27°C and nights no colder than 8°C.
Parks & trails →Expect around 77 days a year when the wind chill sinks below −20.
Roughly 38 days a year feel hotter than 30 once humidity is counted.
Bad-weather days, from blizzards to floods, get their own page for Long Plain 6: the hazards page.
Flood & hazards →ECCC’s normals location: Portage Southport
Portage Southport is a composite: ECCC joins 2 stations’ readings to make its 1991–2020 normals.
| Distance from the town | 16 km east |
| Station altitude | 270 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | No |
| Snowfall from | Cypress River, 55 km |
| Coldest reading, 1991–2020 | −39.8°C |
| Hottest reading, 1991–2020 | 37.8°C |
| Average wind | 13.7 km/h on average, most often from the north-west |
| Next-nearest location | Cypress River, 55 km |
How Long Plain 6 compares
Placed among 2,611 Canadian towns and neighbourhoods of 2,500+, each on its nearest normals location; each dot is another location used in Manitoba.
Nearby towns’ climate
The nearest places on a normals location of their own: those that share Long Plain 6’s would only repeat its figures. The nearest places to Long Plain 6 with figures are 29–48 km away.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Long Plain 6 Portage Southport | 25.4°C | −19.1°C | 493 mm |
| Norfolk-Treherne 29 km · Cypress River | 25.9°C 0.5°C warmer | −20.1°C 1.0°C colder | 517 mm |
| Dufferin 44 km · Morden | 25.6°C about the same | −18.5°C 0.6°C milder | 528 mm |
Long Plain 6 weather by month
Month by month, 1991–2020: the usual high, low and mean, the rain and snow, and the snowfall.
| Month | High | Low | Mean | Rain & snow | Snow |
|---|---|---|---|---|---|
| January | −10.0°C | −19.1°C | −14.6°C | 18 mm | 23 cm |
| February | −7.7°C | −17.4°C | −12.6°C | 17 mm | 18 cm |
| March | −0.6°C | −10.2°C | −5.5°C | 30 mm | 16 cm |
| April | 9.7°C | −1.9°C | 4.0°C | 37 mm | 11 cm |
| May | 17.4°C | 5.1°C | 11.3°C | 65 mm | 6 cm |
| June | 22.5°C | 11.4°C | 16.9°C | 80 mm | 0 cm |
| July | 25.4°C | 14.2°C | 19.8°C | 62 mm | 0 cm |
| August | 24.8°C | 12.6°C | 18.7°C | 51 mm | 0 cm |
| September | 19.3°C | 7.7°C | 13.5°C | 48 mm | under 1 cm |
| October | 10.6°C | 0.7°C | 5.7°C | 41 mm | 8 cm |
| November | 0.3°C | −8.1°C | −3.9°C | 25 mm | 22 cm |
| December | −7.3°C | −15.7°C | −11.5°C | 20 mm | 34 cm |
| Year | 8.7°C | −1.7°C | 3.5°C | 493 mm | 137 cm |
The most changeable month: December, give or take 4.1°C; the steadiest, July
Each bar spans a month’s coldest and warmest readings over thirty years; March’s run from −34.0°C in 2003 to 24.6°C in 2012.
Where Long Plain 6’s numbers come from
Averages over 30 years, not a forecast.
- Normals: ECCC’s normals for Portage Southport, 1991–2020, chosen as the nearest location with a full temperature record.
- Other locations: precipitation and snowfall come from the nearest location that publishes all twelve months of them, as named above.
- Comparisons: every Canadian town and neighbourhood of 2,500 or more, each read from its own nearest location; city totals and reserves are left out.
- Not on this page: sunshine, absent from every 1991–2020 location, and an altitude correction, for want of the town’s own elevation.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about Long Plain 6’s climate
How warm does Long Plain 6 get in summer?
The warmest month is July, when afternoons average 25.4°C.
How cold does Long Plain 6 get in winter?
Of all twelve months, January has the coldest nights, about −19.1°C.
How much rain and snow does Long Plain 6 get?
Count on roughly 493 mm a year, heaviest in June (80 mm) and lightest in February (17 mm).
Are these figures for Long Plain 6 itself?
No, the station behind them is Portage Southport, beyond Long Plain 6’s boundary.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Long Plain 6 →
Adapted from Statistics Canada (Census of Population 2021, population estimates 2025, 2021 census boundaries) under the Statistics Canada Open Licence; this does not constitute an endorsement by Statistics Canada. Neighbourhood names in some cities © OpenStreetMap contributors (ODbL).