Thompson, Canada experiences average highs of 3°C (37°F) and lows of -4°C (25°F) throughout the year. Rainfall is moderate, averaging about 8 rainy days per month. Average highs have stayed broadly stable across the available records.
Thompson, Canada Weather & Climate 2026
Monthly climate averages for Thompson, Canada. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: May–Oct At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
3.9/10
Best: June, July, August
UV Index
3
Low
Temperature 3°C / -4°C
Feels Like 0°C / -8°C
Rainy Days 8
Rainfall 46 mm
Sunshine 7 h
Humidity 74%
Wind Speed 16 km/h
Dew Point -5°C
Snow Days 9 days
Frost Days 23 days
Hottest Month
23°C
July
Avg Low14°C
Rain13days
Coldest Month
-24°C
February
Avg High-16°C
Rain4days
Driest Month
4days
February
Avg High-16°C
Avg Low-24°C
Windiest Month
17 km/h
May (Gusts 39)
Worst Time to Visit
Consider avoiding January, October, November, December due to very cold temperatures.
Sun Position
Sunrise 04:48
Daylight 17.5h
Sunset 22:19
Live conditions—
Thompson on the map · live conditions
Thompson, Canada
- Continent
- Americas
- Country
- Canada
- City
- Thompson
- Population
- 13.7K
- Coordinates
- 55.74°, -97.86°
Seasonal Breakdown
Spring
Mar–May
Avg High 3°C
Avg Low -7°C
Rain 7 days/mo
Summer
Jun–Aug
Avg High 21°C
Avg Low 12°C
Rain 12 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 5°C
Avg Low -1°C
Rain 9 days/mo
Winter
Dec–Feb
Avg High -16°C
Avg Low -22°C
Rain 5 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: -16°C / -22°C . Feb: -16°C / -24°C . Mar: -6°C / -15°C . Apr: 3°C / -7°C . May: 13°C / 2°C . Jun: 20°C / 10°C . Jul: 23°C / 14°C . Aug: 21°C / 13°C . Sep: 16°C / 8°C . Oct: 5°C / 0°C . Nov: -6°C / -11°C . Dec: -15°C / -21°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 21 mm. Feb: 14 mm. Mar: 25 mm. Apr: 27 mm. May: 49 mm. Jun: 82 mm. Jul: 90 mm. Aug: 75 mm. Sep: 59 mm. Oct: 60 mm. Nov: 32 mm. Dec: 19 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 77%. Feb: 72%. Mar: 72%. Apr: 69%. May: 66%. Jun: 69%. Jul: 70%. Aug: 73%. Sep: 75%. Oct: 81%. Nov: 81%. Dec: 79%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 14 km/h . Feb: 14 km/h . Mar: 16 km/h . Apr: 16 km/h . May: 17 km/h . Jun: 16 km/h . Jul: 16 km/h . Aug: 16 km/h . Sep: 17 km/h . Oct: 17 km/h . Nov: 15 km/h . Dec: 14 km/h .
Sunshine
Sunshine
Sunshine: Jan: 4h. Feb: 7h. Mar: 8h. Apr: 10h. May: 10h. Jun: 11h. Jul: 11h. Aug: 9h. Sep: 7h. Oct: 4h. Nov: 3h. Dec: 3h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 1. Feb: UV 2. Mar: UV 3. Apr: UV 4. May: UV 5. Jun: UV 6. Jul: UV 6. Aug: UV 5. Sep: UV 4. Oct: UV 2. Nov: UV 1. 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: 12 days. Feb: 10 days. Mar: 11 days. Apr: 8 days. May: 4 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 1 days. Oct: 9 days. Nov: 14 days. Dec: 12 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 | Jul 2025 · 23°C | Jul · 23°C |
| Coldest month | Dec 2025 · -25°C | Feb · -24°C |
| Wettest month | Aug 2025 · 89 mm | Jul · 90 mm |
| Windiest month | Nov 2025 · 18 km/h | May · 17 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Poor April
Poor May
Fair June best
Good July best
Excellent August best
Excellent September
Fair October
Poor November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | -16°C / -22°C | -21°C / -27°C | 6days (21 mm) Good | 3.5h Poor | 77% Humid | 0.9 Low | Poor | View Details |
| February | -16°C / -24°C | -21°C / -29°C | 4days (14 mm) Good | 6.5h Fair | 72% Muggy | 1.8 Low | Poor | View Details |
| March | -6°C / -15°C | -11°C / -20°C | 5days (25 mm) Good | 8.2h Good | 72% Muggy | 3.1 Moderate | Poor | View Details |
| April | 3°C / -7°C | -2°C / -12°C | 5days (27 mm) Good | 9.9h Good | 69% Muggy | 3.8 Moderate | Poor | View Details |
| May | 13°C / 2°C | 10°C / -2°C | 10days (49 mm) Wet | 10.1h Excellent | 66% Muggy | 5 Moderate | Fair | View Details |
| June best | 20°C / 10°C | 18°C / 8°C | 12days (82 mm) Wet | 10.5h Excellent | 69% Muggy | 5.5 High | Good | View Details |
| July best | 23°C / 14°C | 23°C / 13°C | 13days (90 mm) Wet | 11.2h Excellent | 70% Muggy | 5.7 High | Excellent | View Details |
| August best | 21°C / 13°C | 20°C / 12°C | 11days (75 mm) Wet | 9.4h Good | 73% Muggy | 4.8 Moderate | Excellent | View Details |
| September | 16°C / 8°C | 14°C / 6°C | 9days (59 mm) Wet | 7.2h Good | 75% Muggy | 3.6 Moderate | Fair | View Details |
| October | 5°C / 0°C | 1°C / -4°C | 9days (60 mm) Wet | 4.4h Fair | 81% Humid | 1.9 Low | Poor | View Details |
| November | -6°C / -11°C | -10°C / -16°C | 8days (32 mm) Wet | 2.9h Poor | 81% Humid | 1.1 Low | Poor | View Details |
| December | -15°C / -21°C | -20°C / -26°C | 6days (19 mm) Good | 3h Poor | 79% Humid | 0.7 Low | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Thompson are June, July, August, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Thompson, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Thompson is July, with average daytime highs of 23°C (74°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Thompson is February, with average overnight lows of -24°C (-10°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Thompson is July, averaging 90mm of precipitation across 13 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Thompson runs through July, June, August, May, with the heaviest rainfall in July. Based on 10-year averages for Thompson.
Thompson receives approximately 87 sunshine hours per year. The sunniest month is July with around 11 hours. Based on climate data for Thompson.
The least favorable months to visit Thompson are January, October, November, December, primarily due to very cold temperatures. For the best conditions, consider June, July, August instead.
The annual average UV index in Thompson is 3, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Thompson is 74%, classified as moderate. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes, Thompson receives snow. Months with snowfall average 9 snow days and 15 cm (6 in) of accumulation, with about 23 frost days during winter.
Average wind speeds in Thompson are 16 km/h (10 mph). The windiest month is May with peak winds reaching 17 km/h (11 mph) (gusts up to 39 km/h / 24 mph).
Thompson averages 2 clear-sky days per month with overall cloud cover around 71%. The clearest skies occur in March.
The annual average dew point in Thompson is -5°C (23°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Thompson has a Warm-Summer Continental climate, classified as Dfb under the Köppen system. Continental climates experience extreme temperature ranges — hot summers and cold, snowy winters.
The 'feels like' temperature in Thompson ranges from -8°C (18°F) to 0°C (32°F) on average. Wind chill makes winters feel noticeably colder than the actual temperature — layered clothing is recommended.
Yes, June is a great time to visit Thompson. It earns a climate score of 7/10 with Good.
For June in Thompson, pack Warm evening layer, Umbrella, Waterproof jacket, Comfortable walking shoes. With average highs of 20°C (67°F) and 12 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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