Photo: Earth Science and Remote Sensing Unit , Lyndon B. Johnson Space Center · Public domainOsoyoos 1 sits near the top of Canadian towns for July heat
Deep winter brings January lows near −3.8°C. The wettest month is June; the driest is February. Its yearly rain and snow fall short of almost every Canadian town. The outdoor season, with highs of 23–27°C, runs through May, June and September.
Environment and Climate Change Canada’s 1991–2020 normals at its Osoyoos station, 16 km south.
A year in Osoyoos 1 at a glance
Each month’s typical high and low, in °C.
What stands out about Osoyoos 1’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in British Columbia beside it.
What a year in Osoyoos 1 feels like
Seasons and months as ECCC’s 1991–2020 normals give them: a typical day’s high and low.
111 frost days and 152 days above 20°C a year
Frost comes from October to April, most of all in December (about 24 nights). Some 53 days a year climb past 30°C.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
Rain and melted snow: about 344 mm a year
Some 75 days a year see 1 mm of rain or snow or more.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
ECCC’s Osoyoos normals leave out precipitation and snow; both come from Penticton here, 33 km away.
About 62 cm of snow a year
The snow season runs November to March; December brings the most, about 20 cm.
Snowfall by month
Centimetres
Heating a home in Osoyoos 1
94% of a year’s heating need falls between October and April. Months averaging under 10°C: November to March.
Behind the figure: the degrees each day’s mean falls under 18°C, summed for the year. By this count, homes here need less heating than 94% of Canadian towns.
Living with Osoyoos 1’s climate
Gardening, time outside, winter cold and summer heat, from the 1991–2020 normals.
The outdoor season by the averages is May, Jun and Sep, with highs of 17–27°C and lows of 8°C or more.
Parks & trails →Bitter wind chill, under −20, comes on about 2 days a year.
About 56 days a year turn sultry, with the humidex past 30.
A normal year has no blizzard, flood or heat wave in it; Osoyoos 1’s hazards page looks at those.
Flood & hazards →ECCC’s normals location: Osoyoos
Osoyoos is one of the 450 places where ECCC publishes 1991–2020 normals.
| Distance from the town | 16 km south |
| Station altitude | 283 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | No |
| Precipitation from | Penticton, 33 km |
| Coldest reading, 1991–2020 | −21.7°C |
| Hottest reading, 1991–2020 | 42.8°C |
| Average wind | 6.7 km/h on average, most often from the south-east |
| Next-nearest location | Penticton, 33 km |
How Osoyoos 1 compares
Compared with 2,611 towns and neighbourhoods of 2,500 or more across Canada; the dots mark the other normals locations in British Columbia.
Nearby towns’ climate
The nearest places on a normals location of their own: those that share Osoyoos 1’s would only repeat its figures. No closer place has figures: this one lies 22 km from Osoyoos 1.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Osoyoos 1 | 31.6°C | −3.8°C | 344 mm |
| Okanagan Falls 22 km · Penticton | 29.2°C 2.4°C cooler | −3.2°C 0.6°C milder | 344 mm |
Osoyoos 1 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 | 1.8°C | −3.8°C | −1.0°C | 28 mm | 19 cm |
| February | 5.8°C | −3.1°C | 1.4°C | 19 mm | 9 cm |
| March | 12.2°C | 0.0°C | 6.1°C | 23 mm | 5 cm |
| April | 17.7°C | 3.6°C | 10.7°C | 26 mm | 1 cm |
| May | 23.2°C | 8.4°C | 15.8°C | 38 mm | 0 cm |
| June | 26.5°C | 11.9°C | 19.2°C | 44 mm | 0 cm |
| July | 31.6°C | 14.8°C | 23.2°C | 28 mm | 0 cm |
| August | 31.0°C | 14.0°C | 22.5°C | 27 mm | 0 cm |
| September | 25.1°C | 9.3°C | 17.2°C | 25 mm | 0 cm |
| October | 16.2°C | 4.1°C | 10.2°C | 29 mm | under 1 cm |
| November | 7.3°C | −0.3°C | 3.6°C | 28 mm | 8 cm |
| December | 2.0°C | −3.4°C | −0.7°C | 30 mm | 20 cm |
| Year | 16.7°C | 4.6°C | 10.7°C | 344 mm | 62 cm |
The most changeable month: February, give or take 2.4°C; the steadiest, August
Each bar spans a month’s coldest and warmest readings over thirty years; March’s run from −13.4°C in 2019 to 25.4°C in 1994.
Where Osoyoos 1’s numbers come from
Averages over 30 years, not a forecast.
- Normals: the closest ECCC location with twelve months of temperature normals, Osoyoos, 1991–2020.
- Other locations: where a location publishes no full year of precipitation or snowfall, the nearest one that does supplies it, named beside those figures.
- Comparisons: a pool of Canadian towns and neighbourhoods of 2,500 or more, read alike; whole cities and reserves stay out of it.
- Not on this page: a sunshine figure (ECCC published none for 1991–2020) and any lapse-rate correction for height, as the town has no elevation here.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about Osoyoos 1’s climate
How warm does Osoyoos 1 get in summer?
In July, the warmest month, the typical high is 31.6°C.
How cold does Osoyoos 1 get in winter?
Lows sink to −3.8°C on an average January night.
How much rain and snow does Osoyoos 1 get?
June is the wettest month at 44 mm and February the driest at 19 mm, for 344 mm over the year.
Are these figures for Osoyoos 1 itself?
Close to it: they are ECCC’s 1991–2020 normals for Osoyoos, just outside Osoyoos 1’s boundary.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Osoyoos 1 →
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).