Snowdon weather in March
In March, Snowdon sees average daytime highs of 2°C and overnight lows near -6°C, with 73 mm of precipitation across 10.4 wet days and about 11.6 hours of daylight. It is the 9th-warmest and 11th-wettest month of the year here.
Highs climb over the month, from about -1°C in the first days to 5°C by the end. The sky is clear or mostly clear about 22% of the time in March, and the air most often feels dry.
Daylight stretches from about 10 h 48 min at the start of March to 12 h 24 min by month's end. Set against the rest of the year, March is Snowdon's 8th-clearest and 6th-windiest month. For the whole year in context, see Snowdon's year-round climate.
- Daytime high
- 2°
- 9th warmest
- Overnight low
- -6°
- 4th coldest
- Precipitation
- 73 mm
- 10.4 wet days
- Daylight
- 11 h 36 min
- 6:16 AM – 5:52 PM
- Cloud cover
- 67%
- 8th clearest
- Wind
- 13 km/h
- 6th windiest
- Solar energy
- 3.88 kWh/m²
- Travel score
- 0.0
- out of 10
Temperature in March
Highs climb over the month, from about -1°C in the first days to 5°C by the end.
A typical March day in Snowdon reaches about 2°C in the afternoon and slips back to -6°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between -5°C and 9°C. Set against its neighbours, March runs about 6°C warmer than February and about 8°C cooler than April.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | -1 | -1 | -1 | -1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 6 | 6 | 6 |
| Avg low (°C) | -10 | -9 | -9 | -9 | -9 | -9 | -8 | -8 | -8 | -8 | -7 | -7 | -7 | -7 | -7 | -6 | -6 | -6 | -6 | -5 | -5 | -5 | -4 | -4 | -4 | -3 | -3 | -3 | -3 | -2 | -2 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | -1 | -10 |
| 2 | -1 | -9 |
| 3 | -1 | -9 |
| 4 | -1 | -9 |
| 5 | 0 | -9 |
| 6 | 0 | -9 |
| 7 | 0 | -8 |
| 8 | 0 | -8 |
| 9 | 0 | -8 |
| 10 | 1 | -8 |
| 11 | 1 | -7 |
| 12 | 1 | -7 |
| 13 | 1 | -7 |
| 14 | 2 | -7 |
| 15 | 2 | -7 |
| 16 | 2 | -6 |
| 17 | 2 | -6 |
| 18 | 3 | -6 |
| 19 | 3 | -6 |
| 20 | 3 | -5 |
| 21 | 3 | -5 |
| 22 | 4 | -5 |
| 23 | 4 | -4 |
| 24 | 4 | -4 |
| 25 | 4 | -4 |
| 26 | 5 | -3 |
| 27 | 5 | -3 |
| 28 | 5 | -3 |
| 29 | 6 | -3 |
| 30 | 6 | -2 |
| 31 | 6 | -2 |
How March really feels in Snowdon
Once humidity and wind are folded in, March averages 0 days that feel above 32°C and 31 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in March is cold — wind chill drags the overnight "feels like" below the raw low.
Snowdon weather by month
How March compares with the rest of the year at a glance. March is the 9th-warmest and 11th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | -5° / -13° | 74 | 10.3 | 9.2 | 8.9 | 0.0 |
| Feb | -3° / -12° | 60 | 9 | 7.9 | 10.1 | 0.0 |
| Mar | 2° / -6° | 73 | 10.4 | 6.4 | 11.6 | 0.0 |
| Apr | 10° / 2° | 102 | 11.4 | 2.6 | 13.2 | 2.2 |
| May | 18° / 9° | 93 | 11.3 | 0 | 14.7 | 5.4 |
| Jun | 23° / 15° | 99 | 11.6 | 0 | 15.4 | 6.4 |
| Jul | 26° / 17° | 87 | 12.2 | 0 | 15.1 | 6.4 |
| Aug | 25° / 16° | 91 | 11.3 | 0 | 13.9 | 6.8 |
| Sep | 20° / 12° | 92 | 10.1 | 0 | 12.3 | 6.3 |
| Oct | 13° / 6° | 107 | 11.5 | 0.4 | 10.7 | 3.5 |
| Nov | 6° / -1° | 86 | 11.3 | 3.3 | 9.3 | 0.6 |
| Dec | -1° / -8° | 85 | 11.5 | 8.9 | 8.6 | 0.0 |
Cloud cover in March
The sky is clear or mostly clear about 22% of the time in March.
Beyond those clear spells, partly cloudy skies cover about 13% of March, with mostly cloudy or overcast conditions the remaining 65%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 34 | 34 | 34 | 33 | 33 | 34 | 33 | 33 | 33 | 34 | 33 | 33 | 33 | 35 | 35 | 35 | 35 | 36 | 37 | 37 | 38 | 38 | 37 | 37 | 37 | 37 | 37 | 36 | 35 | 35 | 33 |
| Cloudier (%) | 66 | 66 | 66 | 67 | 67 | 66 | 67 | 67 | 67 | 66 | 67 | 67 | 67 | 65 | 65 | 65 | 65 | 64 | 63 | 63 | 62 | 62 | 63 | 63 | 63 | 63 | 63 | 64 | 65 | 65 | 67 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 34 | 66 |
| 2 | 34 | 66 |
| 3 | 34 | 66 |
| 4 | 33 | 67 |
| 5 | 33 | 67 |
| 6 | 34 | 66 |
| 7 | 33 | 67 |
| 8 | 33 | 67 |
| 9 | 33 | 67 |
| 10 | 34 | 66 |
| 11 | 33 | 67 |
| 12 | 33 | 67 |
| 13 | 33 | 67 |
| 14 | 35 | 65 |
| 15 | 35 | 65 |
| 16 | 35 | 65 |
| 17 | 35 | 65 |
| 18 | 36 | 64 |
| 19 | 37 | 63 |
| 20 | 37 | 63 |
| 21 | 38 | 62 |
| 22 | 38 | 62 |
| 23 | 37 | 63 |
| 24 | 37 | 63 |
| 25 | 37 | 63 |
| 26 | 37 | 63 |
| 27 | 37 | 63 |
| 28 | 36 | 64 |
| 29 | 35 | 65 |
| 30 | 35 | 65 |
| 31 | 33 | 67 |
Chance of precipitation in March
Snowdon gets around 73 mm of rain and snow over 10.4 wet days in March. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable precipitation averages around 34% and peaks near 38% on the wettest days, and about 6 days bring snow.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 33 | 33 | 33 | 33 | 32 | 32 | 33 | 33 | 34 | 34 | 35 | 36 | 36 | 37 | 37 | 38 |
| Snow chance (%) | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 24 | 24 | 24 | 23 | 23 | 22 | 22 | 21 | 20 | 19 | 19 | 18 | 17 | 17 | 16 | 16 | 16 | 15 | 15 | 14 | 14 |
| Rain chance (%) | Snow chance (%) | |
|---|---|---|
| 1 | 34 | 27 |
| 2 | 34 | 27 |
| 3 | 34 | 27 |
| 4 | 34 | 26 |
| 5 | 34 | 26 |
| 6 | 34 | 26 |
| 7 | 34 | 26 |
| 8 | 34 | 25 |
| 9 | 34 | 25 |
| 10 | 34 | 25 |
| 11 | 34 | 24 |
| 12 | 34 | 24 |
| 13 | 34 | 24 |
| 14 | 34 | 23 |
| 15 | 34 | 23 |
| 16 | 33 | 22 |
| 17 | 33 | 22 |
| 18 | 33 | 21 |
| 19 | 33 | 20 |
| 20 | 32 | 19 |
| 21 | 32 | 19 |
| 22 | 33 | 18 |
| 23 | 33 | 17 |
| 24 | 34 | 17 |
| 25 | 34 | 16 |
| 26 | 35 | 16 |
| 27 | 36 | 16 |
| 28 | 36 | 15 |
| 29 | 37 | 15 |
| 30 | 37 | 14 |
| 31 | 38 | 14 |
Humidity in March
Most of March feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, March lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| Dry (%) | |
|---|---|
| 1 | 100 |
| 2 | 100 |
| 3 | 100 |
| 4 | 100 |
| 5 | 100 |
| 6 | 100 |
| 7 | 100 |
| 8 | 100 |
| 9 | 100 |
| 10 | 100 |
| 11 | 100 |
| 12 | 100 |
| 13 | 100 |
| 14 | 100 |
| 15 | 100 |
| 16 | 100 |
| 17 | 100 |
| 18 | 100 |
| 19 | 100 |
| 20 | 100 |
| 21 | 100 |
| 22 | 100 |
| 23 | 100 |
| 24 | 100 |
| 25 | 100 |
| 26 | 100 |
| 27 | 100 |
| 28 | 100 |
| 29 | 100 |
| 30 | 100 |
| 31 | 100 |
Wind in March
Winds average 13 km/h in March.
Across March, daily wind ranges from about 13 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 |
| Feels | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 14 | light breeze |
| 2 | 14 | light breeze |
| 3 | 14 | light breeze |
| 4 | 14 | light breeze |
| 5 | 14 | light breeze |
| 6 | 14 | light breeze |
| 7 | 14 | light breeze |
| 8 | 14 | light breeze |
| 9 | 14 | light breeze |
| 10 | 13 | light breeze |
| 11 | 13 | light breeze |
| 12 | 13 | light breeze |
| 13 | 13 | light breeze |
| 14 | 13 | light breeze |
| 15 | 13 | light breeze |
| 16 | 13 | light breeze |
| 17 | 13 | light breeze |
| 18 | 13 | light breeze |
| 19 | 13 | light breeze |
| 20 | 13 | light breeze |
| 21 | 13 | light breeze |
| 22 | 13 | light breeze |
| 23 | 13 | light breeze |
| 24 | 13 | light breeze |
| 25 | 13 | light breeze |
| 26 | 13 | light breeze |
| 27 | 13 | light breeze |
| 28 | 13 | light breeze |
| 29 | 13 | light breeze |
| 30 | 13 | light breeze |
| 31 | 13 | light breeze |
Sunrise & sunset in March
Daylight runs from about 10 h 48 min at the start of March to 12 h 24 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 96 minutes over March. Sunrise moves from 6:44 AM to 5:47 AM, and sunset from 5:32 PM to 6:12 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 10.8 | 10.9 | 10.9 | 11.0 | 11.0 | 11.1 | 11.1 | 11.2 | 11.2 | 11.3 | 11.3 | 11.4 | 11.4 | 11.5 | 11.5 | 11.6 | 11.7 | 11.7 | 11.8 | 11.8 | 11.9 | 11.9 | 12.0 | 12.0 | 12.1 | 12.2 | 12.2 | 12.3 | 12.3 | 12.4 | 12.4 |
| Sunrise (AM) | 6:44 | 6:42 | 6:40 | 6:38 | 6:37 | 6:35 | 6:33 | 6:31 | 6:29 | 6:27 | 6:26 | 6:24 | 6:22 | 6:20 | 6:18 | 6:16 | 6:14 | 6:12 | 6:10 | 6:08 | 6:06 | 6:04 | 6:02 | 6:01 | 5:59 | 5:57 | 5:55 | 5:53 | 5:51 | 5:49 | 5:47 |
| Sunset (PM) | 5:32 | 5:33 | 5:34 | 5:36 | 5:37 | 5:39 | 5:40 | 5:41 | 5:43 | 5:44 | 5:46 | 5:47 | 5:48 | 5:50 | 5:51 | 5:52 | 5:54 | 5:55 | 5:56 | 5:58 | 5:59 | 6:00 | 6:02 | 6:03 | 6:04 | 6:06 | 6:07 | 6:08 | 6:10 | 6:11 | 6:12 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 10.8 | 6:44 | 5:32 |
| 2 | 10.9 | 6:42 | 5:33 |
| 3 | 10.9 | 6:40 | 5:34 |
| 4 | 11.0 | 6:38 | 5:36 |
| 5 | 11.0 | 6:37 | 5:37 |
| 6 | 11.1 | 6:35 | 5:39 |
| 7 | 11.1 | 6:33 | 5:40 |
| 8 | 11.2 | 6:31 | 5:41 |
| 9 | 11.2 | 6:29 | 5:43 |
| 10 | 11.3 | 6:27 | 5:44 |
| 11 | 11.3 | 6:26 | 5:46 |
| 12 | 11.4 | 6:24 | 5:47 |
| 13 | 11.4 | 6:22 | 5:48 |
| 14 | 11.5 | 6:20 | 5:50 |
| 15 | 11.5 | 6:18 | 5:51 |
| 16 | 11.6 | 6:16 | 5:52 |
| 17 | 11.7 | 6:14 | 5:54 |
| 18 | 11.7 | 6:12 | 5:55 |
| 19 | 11.8 | 6:10 | 5:56 |
| 20 | 11.8 | 6:08 | 5:58 |
| 21 | 11.9 | 6:06 | 5:59 |
| 22 | 11.9 | 6:04 | 6:00 |
| 23 | 12.0 | 6:02 | 6:02 |
| 24 | 12.0 | 6:01 | 6:03 |
| 25 | 12.1 | 5:59 | 6:04 |
| 26 | 12.2 | 5:57 | 6:06 |
| 27 | 12.2 | 5:55 | 6:07 |
| 28 | 12.3 | 5:53 | 6:08 |
| 29 | 12.3 | 5:51 | 6:10 |
| 30 | 12.4 | 5:49 | 6:11 |
| 31 | 12.4 | 5:47 | 6:12 |
Solar energy in March
Average shortwave solar energy reaching the ground each day in March, about 3.88 kWh/m².
For context, solar energy here swings from a low near 1.24 kWh/m² to a high of 5.9 kWh/m² in June across the year — March's 3.88 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 3.2 | 3.3 | 3.3 | 3.4 | 3.4 | 3.5 | 3.5 | 3.5 | 3.6 | 3.6 | 3.7 | 3.7 | 3.8 | 3.8 | 3.9 | 3.9 | 4.0 | 4.0 | 4.0 | 4.1 | 4.1 | 4.1 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.3 | 4.3 | 4.3 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 3.2 | Moderate |
| 2 | 3.3 | Moderate |
| 3 | 3.3 | Moderate |
| 4 | 3.4 | Moderate |
| 5 | 3.4 | Moderate |
| 6 | 3.5 | Moderate |
| 7 | 3.5 | Moderate |
| 8 | 3.5 | Moderate |
| 9 | 3.6 | Moderate |
| 10 | 3.6 | Moderate |
| 11 | 3.7 | Moderate |
| 12 | 3.7 | Moderate |
| 13 | 3.8 | Moderate |
| 14 | 3.8 | Moderate |
| 15 | 3.9 | Moderate |
| 16 | 3.9 | Moderate |
| 17 | 4.0 | Moderate |
| 18 | 4.0 | Bright |
| 19 | 4.0 | Bright |
| 20 | 4.1 | Bright |
| 21 | 4.1 | Bright |
| 22 | 4.1 | Bright |
| 23 | 4.2 | Bright |
| 24 | 4.2 | Bright |
| 25 | 4.2 | Bright |
| 26 | 4.2 | Bright |
| 27 | 4.2 | Bright |
| 28 | 4.2 | Bright |
| 29 | 4.3 | Bright |
| 30 | 4.3 | Bright |
| 31 | 4.3 | Bright |
Is March a good time to visit Snowdon?
Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
March is a weaker month for outdoor sightseeing in Snowdon.
What to pack for Snowdon in March
From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In March, Snowdon sees daytime highs around 2°C and nights near -6°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 10 days see rain.
UV index in Snowdon in March
Clear-sky midday UV in March peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Snowdon peaks around July 13 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near January 1 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 3 | 4 | 6 | 6 | 8 | 4 | 5 | 3 | 2 | 1 |
| Level | Low | Low | Moderate | Moderate | High | High | Very high | Moderate | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Low |
| Mar | 3 | Moderate |
| Apr | 4 | Moderate |
| May | 6 | High |
| Jun | 6 | High |
| Jul | 8 | Very high |
| Aug | 4 | Moderate |
| Sep | 5 | High |
| Oct | 3 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Where is Snowdon?
Snowdon sits at 45.5°N, 73.6°W, 70 m above sea level, in Canada. The nearest listed city is Notre-Dame-de-Grâce, 2.0 km away.
Topography around Snowdon
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Snowdon.
Within 3 km, the terrain around Snowdon has only modest variations in elevation — a maximum elevation change of 203 m around an average of 76 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 274 m; within 80 km, large variations in elevation — a maximum elevation change of 864 m.
The land around Snowdon is covered by artificial surfaces (61%) and trees (32%) within 3 km, artificial surfaces (50%) and trees (22%) within 16 km, and trees (44%) and cropland (39%) within 80 km.
Canada travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 83% of US
- price level, 2025
- GDP per capita
- $55,698
- 2025
- Happiness
- 6.7 / 10
- World Happiness, 2025
- Safe drinking water
- 97%
- of population, 2024
- Homicide rate
- 2
- per 100k, 2023
- Road deaths
- 5.3
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Snowdon (45.4859°, -73.631°, elevation 70 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).