Lancaster, Canada experiences average highs of 11°C (52°F) and lows of 4°C (39°F) throughout the year. Rainfall is moderate, averaging about 12 rainy days per month. Average highs have stayed broadly stable across the available records.
Lancaster, Canada Weather & Climate 2026
Monthly climate averages for Lancaster, Canada. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Feb–Nov 
Wetter season: Jan–Dec At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
4/10
Best: June, July, August, September
UV Index
4
Low
Temperature 11°C / 4°C
Feels Like 8°C / 0°C
Rainy Days 12
Rainfall 113 mm
Sunshine 8 h
Humidity 77%
Wind Speed 25 km/h
Dew Point 4°C
Snow Days 9 days
Frost Days 18 days
Hottest Month
22°C
August
Avg Low16°C
Rain9days
Coldest Month
-8°C
February
Avg High0°C
Rain11days
Driest Month
8days
September
Avg High19°C
Avg Low13°C
Windiest Month
30 km/h
December (Gusts 54)
Sea Temperature
3°C – 17°C
Warmest water: August (
17.1°C
)
Worst Time to Visit
Consider avoiding January, February, November, December due to very cold temperatures, frequent rain.
Sun Position
Sunrise 05:38
Daylight 15.6h
Sunset 21:15
Live conditions—
Lancaster on the map · live conditions
Lancaster, Canada
- Continent
- Americas
- Country
- Canada
- City
- Lancaster
- Population
- 3.6K
- Coordinates
- 45.24°, -66.14°
Seasonal Breakdown
Spring
Mar–May
Avg High 9°C
Avg Low 1°C
Rain 12 days/mo
Summer
Jun–Aug
Avg High 20°C
Avg Low 14°C
Rain 11 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 13°C
Avg Low 7°C
Rain 10 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 0°C
Avg Low -7°C
Rain 12 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: -1°C / -8°C . Feb: 0°C / -8°C . Mar: 3°C / -4°C . Apr: 9°C / 2°C . May: 14°C / 7°C . Jun: 18°C / 12°C . Jul: 22°C / 16°C . Aug: 22°C / 16°C . Sep: 19°C / 13°C . Oct: 14°C / 8°C . Nov: 7°C / 1°C . Dec: 2°C / -5°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 124 mm. Feb: 106 mm. Mar: 119 mm. Apr: 119 mm. May: 102 mm. Jun: 106 mm. Jul: 89 mm. Aug: 99 mm. Sep: 97 mm. Oct: 120 mm. Nov: 129 mm. Dec: 141 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 75%. Feb: 74%. Mar: 73%. Apr: 72%. May: 75%. Jun: 81%. Jul: 84%. Aug: 82%. Sep: 81%. Oct: 78%. Nov: 75%. Dec: 74%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 30 km/h . Feb: 30 km/h . Mar: 29 km/h . Apr: 26 km/h . May: 23 km/h . Jun: 22 km/h . Jul: 20 km/h . Aug: 20 km/h . Sep: 22 km/h . Oct: 25 km/h . Nov: 29 km/h . Dec: 30 km/h .
Sunshine
Sunshine
Sunshine: Jan: 5h. Feb: 7h. Mar: 8h. Apr: 8h. May: 10h. Jun: 10h. Jul: 11h. Aug: 10h. Sep: 9h. Oct: 7h. Nov: 5h. Dec: 5h.
Sea Temperature
Sea Temperatureswim
Line chart showing monthly sea temperature. Jan: 5°C . Feb: 3°C . Mar: 3°C . Apr: 5°C . May: 8°C . Jun: 12°C . Jul: 16°C . Aug: 17°C . Sep: 16°C . Oct: 13°C . Nov: 9°C . Dec: 7°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 3. Mar: UV 4. Apr: UV 5. May: UV 6. Jun: UV 6. Jul: UV 6. Aug: UV 6. Sep: UV 5. Oct: UV 3. Nov: UV 2. Dec: UV 2.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow DaysSnowfall
Snow Days: Jan: 15 days. Feb: 12 days. Mar: 12 days. Apr: 5 days. May: 0 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 1 days. Nov: 5 days. Dec: 10 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 · 22°C | Aug · 22°C |
| Coldest month | Feb 2025 · -10°C | Feb · -8°C |
| Wettest month | Mar 2025 · 179 mm | Dec · 141 mm |
| Windiest month | Dec 2025 · 34 km/h | Dec · 30 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 best
Good October
Fair November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | -1°C / -8°C | -6°C / -14°C | 13days (124 mm) Wet | 5.3h Fair | 75% Muggy | 1.9 Low | Poor | View Details |
| February | 0°C / -8°C | -6°C / -14°C | 11days (106 mm) Wet | 6.7h Fair | 74% Muggy | 2.9 Moderate | Poor | View Details |
| March | 3°C / -4°C | -2°C / -10°C | 13days (119 mm) Wet | 7.6h Good | 73% Muggy | 3.5 Moderate | Poor | View Details |
| April | 9°C / 2°C | 5°C / -4°C | 12days (119 mm) Wet | 8.4h Good | 72% Muggy | 4.7 Moderate | Poor | View Details |
| May | 14°C / 7°C | 12°C / 3°C | 12days (102 mm) Wet | 9.5h Good | 75% Muggy | 5.7 High | Fair | View Details |
| June best | 18°C / 12°C | 18°C / 9°C | 13days (106 mm) Wet | 10.2h Excellent | 81% Humid | 5.8 High | Good | View Details |
| July best | 22°C / 16°C | 22°C / 15°C | 11days (89 mm) Wet | 10.5h Excellent | 84% Humid | 6.4 High | Excellent | View Details |
| August best | 22°C / 16°C | 22°C / 15°C | 9days (99 mm) Wet | 10.1h Excellent | 82% Humid | 5.9 High | Excellent | View Details |
| September best | 19°C / 13°C | 18°C / 11°C | 8days (97 mm) Wet | 8.6h Good | 81% Humid | 4.9 Moderate | Good | View Details |
| October | 14°C / 8°C | 11°C / 5°C | 11days (120 mm) Wet | 7.1h Good | 78% Humid | 3.4 Moderate | Fair | View Details |
| November | 7°C / 1°C | 3°C / -4°C | 12days (129 mm) Wet | 5.4h Fair | 75% Muggy | 1.9 Low | Poor | View Details |
| December | 2°C / -5°C | -4°C / -11°C | 13days (141 mm) Wet | 4.8h Fair | 74% Muggy | 1.5 Low | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Lancaster are June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Lancaster, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Lancaster is August, with average daytime highs of 22°C (71°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Lancaster is February, with average overnight lows of -8°C (18°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Lancaster is December, averaging 141mm of precipitation across 13 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Lancaster runs through January, March, June, December, with the heaviest rainfall in January. Based on 10-year averages for Lancaster.
Lancaster receives approximately 94 sunshine hours per year. The sunniest month is July with around 11 hours. Based on climate data for Lancaster.
The least favorable months to visit Lancaster 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 Lancaster is 4, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Lancaster is 77%, classified as humid. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Sea temperatures in Summer average 9°C (48°F), which most swimmers will find too cold without a wetsuit.
Yes, Lancaster receives snow. Months with snowfall average 9 snow days and 21 cm (8 in) of accumulation, with about 18 frost days during winter.
Average wind speeds in Lancaster are 25 km/h (16 mph). The windiest month is December with peak winds reaching 30 km/h (19 mph) (gusts up to 54 km/h / 34 mph).
Lancaster averages 3 clear-sky days per month with overall cloud cover around 64%. The clearest skies occur in September.
The annual average dew point in Lancaster is 4°C (39°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Lancaster 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 Lancaster ranges from 0°C (32°F) to 8°C (46°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 Lancaster. It earns a climate score of 6.8/10 with Good.
For June in Lancaster, pack Warm evening layer, Umbrella, Waterproof jacket, Comfortable walking shoes. With average highs of 18°C (65°F) and 13 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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