Coldstream, Canada experiences average highs of 15°C (59°F) and lows of 5°C (41°F) throughout the year. Rainfall is moderate, averaging about 11 rainy days per month. Sunshine is abundant, averaging about 9 hours per day. Average highs have stayed broadly stable across the available records.
Coldstream, Canada Weather & Climate 2026
Monthly climate averages for Coldstream, Canada. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Apr–Oct 
Wetter season: Jan–Dec At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
5/10
Best: June, July, August, September
UV Index
4
Low
Temperature 15°C / 5°C
Feels Like 13°C / 3°C
Rainy Days 11
Rainfall 50 mm
Sunshine 9 h
Humidity 67%
Wind Speed 9 km/h
Dew Point 4°C
Snow Days 12 days
Frost Days 12 days
Hottest Month
30°C
July
Avg Low16°C
Rain7days
Coldest Month
-5°C
February
Avg High3°C
Rain12days
Driest Month
6days
August
Avg High30°C
Avg Low16°C
Windiest Month
11 km/h
April (Gusts 39)
Worst Time to Visit
Consider avoiding January, February, November, December due to very cold temperatures, frequent rain.
Sun Position
Sunrise 04:47
Daylight 16.4h
Sunset 21:10
Live conditions—
Coldstream on the map · live conditions
Coldstream, Canada
- Continent
- Americas
- Country
- Canada
- City
- Coldstream
- Population
- 11.2K
- Coordinates
- 50.22°, -119.20°
Seasonal Breakdown
Spring
Mar–May
Avg High 15°C
Avg Low 4°C
Rain 12 days/mo
Summer
Jun–Aug
Avg High 28°C
Avg Low 15°C
Rain 8 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 15°C
Avg Low 6°C
Rain 12 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 2°C
Avg Low -4°C
Rain 13 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 2°C / -5°C . Feb: 3°C / -5°C . Mar: 8°C / 0°C . Apr: 14°C / 3°C . May: 21°C / 8°C . Jun: 25°C / 12°C . Jul: 30°C / 16°C . Aug: 30°C / 16°C . Sep: 23°C / 12°C . Oct: 14°C / 6°C . Nov: 7°C / 1°C . Dec: 2°C / -3°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 46 mm. Feb: 46 mm. Mar: 48 mm. Apr: 46 mm. May: 54 mm. Jun: 51 mm. Jul: 37 mm. Aug: 29 mm. Sep: 41 mm. Oct: 62 mm. Nov: 70 mm. Dec: 65 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 80%. Feb: 75%. Mar: 70%. Apr: 63%. May: 61%. Jun: 57%. Jul: 50%. Aug: 52%. Sep: 65%. Oct: 76%. Nov: 82%. Dec: 77%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 7 km/h . Feb: 8 km/h . Mar: 10 km/h . Apr: 11 km/h . May: 9 km/h . Jun: 10 km/h . Jul: 9 km/h . Aug: 9 km/h . Sep: 9 km/h . Oct: 8 km/h . Nov: 8 km/h . Dec: 7 km/h .
Sunshine
Sunshine
Sunshine: Jan: 5h. Feb: 6h. Mar: 8h. Apr: 10h. May: 12h. Jun: 13h. Jul: 14h. Aug: 12h. Sep: 10h. Oct: 7h. Nov: 5h. Dec: 4h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 1. Feb: UV 2. Mar: UV 4. Apr: UV 5. May: UV 6. Jun: UV 6. Jul: UV 7. Aug: UV 6. Sep: UV 5. Oct: UV 3. Nov: UV 2. Dec: UV 1.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow DaysSnowfall
Snow Days: Jan: 18 days. Feb: 17 days. Mar: 14 days. Apr: 7 days. May: 1 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 5 days. Nov: 15 days. Dec: 20 days.
Climate Trends
Average highs have stayed broadly stable across the available records. Average rainfall has remained broadly steady.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Aug 2025 · 29°C | Jul · 30°C |
| Coldest month | Feb 2025 · -8°C | Feb · -5°C |
| Wettest month | Dec 2025 · 117 mm | Nov · 70 mm |
| Windiest month | Apr 2025 · 11 km/h | Apr · 11 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Poor April
Fair May
Good June best
Excellent July best
Excellent August best
Excellent September best
Excellent October
Fair November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 2°C / -5°C | -1°C / -9°C | 13days (46 mm) Wet | 4.7h Fair | 80% Humid | 1.4 Low | Poor | View Details |
| February | 3°C / -5°C | 0°C / -9°C | 12days (46 mm) Wet | 6.3h Fair | 75% Muggy | 2.3 Moderate | Poor | View Details |
| March | 8°C / 0°C | 5°C / -4°C | 12days (48 mm) Wet | 8.4h Good | 70% Muggy | 3.5 Moderate | Poor | View Details |
| April | 14°C / 3°C | 11°C / 0°C | 11days (46 mm) Wet | 10.4h Excellent | 63% Muggy | 5.1 High | Fair | View Details |
| May | 21°C / 8°C | 20°C / 7°C | 12days (54 mm) Wet | 12h Excellent | 61% Muggy | 6 High | Good | View Details |
| June best | 25°C / 12°C | 24°C / 11°C | 10days (51 mm) Wet | 12.7h Excellent | 57% Moderate | 6.4 High | Excellent | View Details |
| July best | 30°C / 16°C | 29°C / 16°C | 7days (37 mm) Good | 13.6h Excellent | 50% Moderate | 6.9 High | Excellent | View Details |
| August best | 30°C / 16°C | 29°C / 17°C | 6days (29 mm) Good | 12.3h Excellent | 52% Moderate | 6 High | Excellent | View Details |
| September best | 23°C / 12°C | 22°C / 12°C | 9days (41 mm) Wet | 9.9h Good | 65% Muggy | 4.7 Moderate | Excellent | View Details |
| October | 14°C / 6°C | 12°C / 4°C | 11days (62 mm) Wet | 7.3h Good | 76% Humid | 2.8 Moderate | Fair | View Details |
| November | 7°C / 1°C | 4°C / -2°C | 15days (70 mm) Wet | 4.8h Fair | 82% Humid | 1.5 Low | Poor | View Details |
| December | 2°C / -3°C | -1°C / -6°C | 14days (65 mm) Wet | 4.2h Fair | 77% Humid | 1 Low | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Coldstream are June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Coldstream, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Coldstream is July, with average daytime highs of 30°C (85°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Coldstream is February, with average overnight lows of -5°C (22°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Coldstream is November, averaging 70mm of precipitation across 15 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Coldstream runs through November, December, January, February, with the heaviest rainfall in November. Based on 10-year averages for Coldstream.
Coldstream receives approximately 107 sunshine hours per year. The sunniest month is July with around 14 hours. Based on climate data for Coldstream.
The least favorable months to visit Coldstream are January, February, November, December, primarily due to very cold temperatures, frequent rain. For the best conditions, consider June, July, August, September instead.
The annual average UV index in Coldstream is 4, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Coldstream is 67%, classified as moderate. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes, Coldstream receives snow. Months with snowfall average 12 snow days and 19 cm (7 in) of accumulation, with about 12 frost days during winter.
Average wind speeds in Coldstream are 9 km/h (6 mph). The windiest month is April with peak winds reaching 11 km/h (7 mph) (gusts up to 39 km/h / 24 mph).
Coldstream averages 4 clear-sky days per month with overall cloud cover around 63%. The clearest skies occur in July.
The annual average dew point in Coldstream is 4°C (39°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Coldstream has a Humid Subtropical climate, classified as Cfa under the Köppen system. Temperate climates have mild winters and warm summers, with rainfall spread across the year and four distinct seasons.
The 'feels like' temperature in Coldstream ranges from 3°C (37°F) to 13°C (55°F) on average. The 'feels like' temperature closely matches the actual temperature throughout most of the year.
Yes, June is a great time to visit Coldstream. It earns a climate score of 8.2/10 with Excellent.
For June in Coldstream, pack Warm evening layer, Umbrella, Waterproof jacket, Breathable clothing, Sunscreen (SPF 30+). With average highs of 25°C (76°F) and 10 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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