Cary weather in March
In March, Cary sees average daytime highs of 62°F and overnight lows near 42°F, with 4.1 in of precipitation across 10.4 wet days and about 11.7 hours of daylight. It is the 8th-warmest and 4th-wettest month of the year here.
Highs climb over the month, from about 58°F in the first days to 66°F by the end. The sky is clear or mostly clear about 36% of the time in March, and the air most often feels dry.
Daylight stretches from about 11 h 06 min at the start of March to 12 h 18 min by month's end. Set against the rest of the year, March is Cary's 6th-clearest and 2nd-windiest month. For the whole year in context, see Cary's year-round climate.
- Daytime high
- 62°
- 8th warmest
- Overnight low
- 42°
- 5th coldest
- Precipitation
- 4.1 in
- 10.4 wet days
- Daylight
- 11 h 42 min
- 6:33 AM – 6:16 PM
- Cloud cover
- 56%
- 6th clearest
- Wind
- 7 mph
- 2nd windiest
- Solar energy
- 4.41 kWh/m²
- Travel score
- 5.4
- out of 10
Cary is town in North Carolina, United States.
- Density
- 1,071/km²
- people per km²
- Founded
- 1750
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in March
Highs climb over the month, from about 58°F in the first days to 66°F by the end.
A typical March day in Cary reaches about 62°F in the afternoon and slips back to 42°F overnight — a 20°F spread between the day's warmth and the night's chill. On most days the high lands between 49°F and 76°F. Set against its neighbours, March runs about 8°F warmer than February and about 10°F 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 (°F) | 58 | 58 | 58 | 59 | 59 | 59 | 60 | 60 | 60 | 60 | 61 | 61 | 61 | 62 | 62 | 62 | 62 | 62 | 63 | 63 | 63 | 64 | 64 | 64 | 65 | 65 | 65 | 66 | 66 | 67 | 67 |
| Avg low (°F) | 38 | 38 | 39 | 39 | 39 | 39 | 40 | 40 | 40 | 40 | 41 | 41 | 41 | 41 | 42 | 42 | 42 | 43 | 43 | 43 | 44 | 44 | 44 | 44 | 45 | 45 | 46 | 46 | 46 | 46 | 47 |
| Avg high (°F) | Avg low (°F) | |
|---|---|---|
| 1 | 58 | 38 |
| 2 | 58 | 38 |
| 3 | 58 | 39 |
| 4 | 59 | 39 |
| 5 | 59 | 39 |
| 6 | 59 | 39 |
| 7 | 60 | 40 |
| 8 | 60 | 40 |
| 9 | 60 | 40 |
| 10 | 60 | 40 |
| 11 | 61 | 41 |
| 12 | 61 | 41 |
| 13 | 61 | 41 |
| 14 | 62 | 41 |
| 15 | 62 | 42 |
| 16 | 62 | 42 |
| 17 | 62 | 42 |
| 18 | 62 | 43 |
| 19 | 63 | 43 |
| 20 | 63 | 43 |
| 21 | 63 | 44 |
| 22 | 64 | 44 |
| 23 | 64 | 44 |
| 24 | 64 | 44 |
| 25 | 65 | 45 |
| 26 | 65 | 45 |
| 27 | 65 | 46 |
| 28 | 66 | 46 |
| 29 | 66 | 46 |
| 30 | 67 | 46 |
| 31 | 67 | 47 |
How March really feels in Cary
Once humidity and wind are folded in, March averages 0 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.
March sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Cary weather by month
How March compares with the rest of the year at a glance. March is the 8th-warmest and 4th-wettest month here — the current month is highlighted below.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 51° / 34° | 3.7 | 9.3 | 1.2 | 9.8 | 2.7 |
| Feb | 55° / 36° | 3.2 | 9 | 1.3 | 10.6 | 3.4 |
| Mar | 62° / 42° | 4.1 | 10.4 | 0.5 | 11.7 | 5.4 |
| Apr | 72° / 51° | 3.5 | 9.1 | 0 | 12.9 | 6.8 |
| May | 79° / 60° | 3.5 | 10.4 | 0 | 13.9 | 6.6 |
| Jun | 86° / 68° | 4.1 | 12.1 | 0 | 14.4 | 4.8 |
| Jul | 89° / 72° | 4.6 | 15.2 | 0 | 14.2 | 3.7 |
| Aug | 87° / 70° | 4.4 | 12.4 | 0 | 13.4 | 4.5 |
| Sep | 81° / 64° | 4.7 | 10.2 | 0 | 12.2 | 6.3 |
| Oct | 72° / 53° | 3.1 | 7.2 | 0 | 11.1 | 7.2 |
| Nov | 62° / 42° | 3.3 | 7.7 | 0.1 | 10.1 | 5.7 |
| Dec | 54° / 37° | 3.6 | 9.1 | 0.6 | 9.6 | 3.4 |
Cloud cover in March
The sky is clear or mostly clear about 36% of the time in March.
Beyond those clear spells, partly cloudy skies cover about 14% of March, with mostly cloudy or overcast conditions the remaining 50%.
| 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 (%) | 49 | 49 | 50 | 50 | 51 | 51 | 51 | 51 | 51 | 51 | 50 | 50 | 50 | 50 | 50 | 49 | 49 | 49 | 49 | 49 | 49 | 49 | 48 | 48 | 49 | 49 | 50 | 50 | 51 | 51 | 51 |
| Cloudier (%) | 51 | 51 | 50 | 50 | 49 | 49 | 49 | 49 | 49 | 49 | 50 | 50 | 50 | 50 | 50 | 51 | 51 | 51 | 51 | 51 | 51 | 51 | 52 | 52 | 51 | 51 | 50 | 50 | 49 | 49 | 49 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 49 | 51 |
| 2 | 49 | 51 |
| 3 | 50 | 50 |
| 4 | 50 | 50 |
| 5 | 51 | 49 |
| 6 | 51 | 49 |
| 7 | 51 | 49 |
| 8 | 51 | 49 |
| 9 | 51 | 49 |
| 10 | 51 | 49 |
| 11 | 50 | 50 |
| 12 | 50 | 50 |
| 13 | 50 | 50 |
| 14 | 50 | 50 |
| 15 | 50 | 50 |
| 16 | 49 | 51 |
| 17 | 49 | 51 |
| 18 | 49 | 51 |
| 19 | 49 | 51 |
| 20 | 49 | 51 |
| 21 | 49 | 51 |
| 22 | 49 | 51 |
| 23 | 48 | 52 |
| 24 | 48 | 52 |
| 25 | 49 | 51 |
| 26 | 49 | 51 |
| 27 | 50 | 50 |
| 28 | 50 | 50 |
| 29 | 51 | 49 |
| 30 | 51 | 49 |
| 31 | 51 | 49 |
Chance of precipitation in March
Cary gets around 4.1 in 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 32% and peaks near 33% on the wettest days, and about 1 day brings 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 (%) | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 32 | 32 | 32 |
| Snow chance (%) | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Rain chance (%) | Snow chance (%) | |
|---|---|---|
| 1 | 33 | 4 |
| 2 | 33 | 3 |
| 3 | 32 | 3 |
| 4 | 32 | 3 |
| 5 | 32 | 3 |
| 6 | 32 | 3 |
| 7 | 32 | 3 |
| 8 | 32 | 3 |
| 9 | 32 | 3 |
| 10 | 32 | 2 |
| 11 | 32 | 2 |
| 12 | 32 | 2 |
| 13 | 32 | 2 |
| 14 | 32 | 2 |
| 15 | 32 | 2 |
| 16 | 32 | 1 |
| 17 | 32 | 1 |
| 18 | 32 | 1 |
| 19 | 33 | 1 |
| 20 | 33 | 1 |
| 21 | 33 | 1 |
| 22 | 33 | 1 |
| 23 | 33 | 0 |
| 24 | 33 | 0 |
| 25 | 33 | 0 |
| 26 | 33 | 0 |
| 27 | 33 | 0 |
| 28 | 33 | 0 |
| 29 | 32 | 0 |
| 30 | 32 | 0 |
| 31 | 32 | 0 |
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 90% 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 (%) | 94 | 94 | 93 | 93 | 93 | 93 | 93 | 92 | 92 | 92 | 92 | 91 | 91 | 90 | 90 | 90 | 90 | 90 | 90 | 89 | 88 | 88 | 88 | 88 | 88 | 87 | 87 | 86 | 86 | 86 | 86 |
| Comfortable (%) | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 10 |
| Humid (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 4 |
| Dry (%) | Comfortable (%) | Humid (%) | |
|---|---|---|---|
| 1 | 94 | 5 | 1 |
| 2 | 94 | 5 | 1 |
| 3 | 93 | 6 | 1 |
| 4 | 93 | 6 | 1 |
| 5 | 93 | 6 | 1 |
| 6 | 93 | 6 | 1 |
| 7 | 93 | 6 | 1 |
| 8 | 92 | 7 | 1 |
| 9 | 92 | 7 | 1 |
| 10 | 92 | 7 | 1 |
| 11 | 92 | 7 | 1 |
| 12 | 91 | 7 | 2 |
| 13 | 91 | 7 | 2 |
| 14 | 90 | 8 | 2 |
| 15 | 90 | 8 | 2 |
| 16 | 90 | 8 | 2 |
| 17 | 90 | 8 | 2 |
| 18 | 90 | 8 | 2 |
| 19 | 90 | 8 | 2 |
| 20 | 89 | 8 | 3 |
| 21 | 88 | 9 | 3 |
| 22 | 88 | 9 | 3 |
| 23 | 88 | 9 | 3 |
| 24 | 88 | 9 | 3 |
| 25 | 88 | 9 | 3 |
| 26 | 87 | 9 | 4 |
| 27 | 87 | 9 | 4 |
| 28 | 86 | 10 | 4 |
| 29 | 86 | 10 | 4 |
| 30 | 86 | 10 | 4 |
| 31 | 86 | 10 | 4 |
Wind in March
Winds average 7 mph in March.
Across March, daily wind ranges from about 7 mph on the calmest days to 8 mph 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 (mph) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 |
| Feels | calm | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | light breeze | light breeze | light breeze | light breeze |
| Wind speed (mph) | Feels | |
|---|---|---|
| 1 | 7 | calm |
| 2 | 7 | light breeze |
| 3 | 7 | light breeze |
| 4 | 7 | light breeze |
| 5 | 7 | light breeze |
| 6 | 7 | light breeze |
| 7 | 7 | light breeze |
| 8 | 7 | light breeze |
| 9 | 7 | light breeze |
| 10 | 7 | light breeze |
| 11 | 7 | calm |
| 12 | 7 | calm |
| 13 | 7 | calm |
| 14 | 7 | calm |
| 15 | 7 | calm |
| 16 | 7 | calm |
| 17 | 7 | calm |
| 18 | 7 | calm |
| 19 | 7 | calm |
| 20 | 7 | calm |
| 21 | 7 | calm |
| 22 | 7 | calm |
| 23 | 7 | calm |
| 24 | 7 | calm |
| 25 | 7 | calm |
| 26 | 7 | calm |
| 27 | 7 | calm |
| 28 | 7 | light breeze |
| 29 | 7 | light breeze |
| 30 | 8 | light breeze |
| 31 | 8 | light breeze |
Sunrise & sunset in March
Daylight runs from about 11 h 06 min at the start of March to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 72 minutes over March. Sunrise moves from 6:54 AM to 6:11 AM, and sunset from 6:03 PM to 6:29 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) | 11.1 | 11.2 | 11.2 | 11.3 | 11.3 | 11.3 | 11.4 | 11.4 | 11.5 | 11.5 | 11.5 | 11.6 | 11.6 | 11.6 | 11.7 | 11.7 | 11.8 | 11.8 | 11.8 | 11.9 | 11.9 | 12.0 | 12.0 | 12.0 | 12.1 | 12.1 | 12.1 | 12.2 | 12.2 | 12.3 | 12.3 |
| Sunrise (AM) | 6:54 | 6:53 | 6:51 | 6:50 | 6:49 | 6:47 | 6:46 | 6:45 | 6:43 | 6:42 | 6:40 | 6:39 | 6:38 | 6:36 | 6:35 | 6:33 | 6:32 | 6:30 | 6:29 | 6:27 | 6:26 | 6:24 | 6:23 | 6:21 | 6:20 | 6:19 | 6:17 | 6:16 | 6:14 | 6:13 | 6:11 |
| Sunset (PM) | 6:03 | 6:04 | 6:05 | 6:06 | 6:07 | 6:07 | 6:08 | 6:09 | 6:10 | 6:11 | 6:12 | 6:13 | 6:14 | 6:15 | 6:15 | 6:16 | 6:17 | 6:18 | 6:19 | 6:20 | 6:21 | 6:22 | 6:22 | 6:23 | 6:24 | 6:25 | 6:26 | 6:27 | 6:27 | 6:28 | 6:29 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.1 | 6:54 | 6:03 |
| 2 | 11.2 | 6:53 | 6:04 |
| 3 | 11.2 | 6:51 | 6:05 |
| 4 | 11.3 | 6:50 | 6:06 |
| 5 | 11.3 | 6:49 | 6:07 |
| 6 | 11.3 | 6:47 | 6:07 |
| 7 | 11.4 | 6:46 | 6:08 |
| 8 | 11.4 | 6:45 | 6:09 |
| 9 | 11.5 | 6:43 | 6:10 |
| 10 | 11.5 | 6:42 | 6:11 |
| 11 | 11.5 | 6:40 | 6:12 |
| 12 | 11.6 | 6:39 | 6:13 |
| 13 | 11.6 | 6:38 | 6:14 |
| 14 | 11.6 | 6:36 | 6:15 |
| 15 | 11.7 | 6:35 | 6:15 |
| 16 | 11.7 | 6:33 | 6:16 |
| 17 | 11.8 | 6:32 | 6:17 |
| 18 | 11.8 | 6:30 | 6:18 |
| 19 | 11.8 | 6:29 | 6:19 |
| 20 | 11.9 | 6:27 | 6:20 |
| 21 | 11.9 | 6:26 | 6:21 |
| 22 | 12.0 | 6:24 | 6:22 |
| 23 | 12.0 | 6:23 | 6:22 |
| 24 | 12.0 | 6:21 | 6:23 |
| 25 | 12.1 | 6:20 | 6:24 |
| 26 | 12.1 | 6:19 | 6:25 |
| 27 | 12.1 | 6:17 | 6:26 |
| 28 | 12.2 | 6:16 | 6:27 |
| 29 | 12.2 | 6:14 | 6:27 |
| 30 | 12.3 | 6:13 | 6:28 |
| 31 | 12.3 | 6:11 | 6:29 |
Solar energy in March
Average shortwave solar energy reaching the ground each day in March, about 4.41 kWh/m².
For context, solar energy here swings from a low near 2.26 kWh/m² to a high of 6.17 kWh/m² in June across the year — March's 4.41 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) | 3.9 | 3.9 | 4.0 | 4.0 | 4.1 | 4.1 | 4.2 | 4.2 | 4.2 | 4.3 | 4.3 | 4.3 | 4.3 | 4.4 | 4.4 | 4.4 | 4.5 | 4.5 | 4.5 | 4.5 | 4.6 | 4.6 | 4.7 | 4.7 | 4.7 | 4.8 | 4.8 | 4.9 | 4.9 | 5.0 | 5.0 |
| Level | Moderate | Moderate | Moderate | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 3.9 | Moderate |
| 2 | 3.9 | Moderate |
| 3 | 4.0 | Moderate |
| 4 | 4.0 | Bright |
| 5 | 4.1 | Bright |
| 6 | 4.1 | Bright |
| 7 | 4.2 | Bright |
| 8 | 4.2 | Bright |
| 9 | 4.2 | Bright |
| 10 | 4.3 | Bright |
| 11 | 4.3 | Bright |
| 12 | 4.3 | Bright |
| 13 | 4.3 | Bright |
| 14 | 4.4 | Bright |
| 15 | 4.4 | Bright |
| 16 | 4.4 | Bright |
| 17 | 4.5 | Bright |
| 18 | 4.5 | Bright |
| 19 | 4.5 | Bright |
| 20 | 4.5 | Bright |
| 21 | 4.6 | Bright |
| 22 | 4.6 | Bright |
| 23 | 4.7 | Bright |
| 24 | 4.7 | Bright |
| 25 | 4.7 | Bright |
| 26 | 4.8 | Bright |
| 27 | 4.8 | Bright |
| 28 | 4.9 | Bright |
| 29 | 4.9 | Bright |
| 30 | 5.0 | Bright |
| 31 | 5.0 | Bright |
Is March a good time to visit Cary?
Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
March is a reasonable time to visit Cary for sightseeing.
What to pack for Cary in March
From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In March, Cary sees daytime highs around 62°F and nights near 42°F. Worth packing: a warm layer and rain gear. About 10 days see rain.
UV index in Cary in March
Clear-sky midday UV in March peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Cary peaks around July 13 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 2 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 3 | 4 | 6 | 7 | 8 | 9 | 9 | 8 | 7 | 5 | 4 | 2 |
| Level | Moderate | Moderate | High | High | Very high | Very high | Very high | Very high | High | Moderate | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 3 | Moderate |
| Feb | 4 | Moderate |
| Mar | 6 | High |
| Apr | 7 | High |
| May | 8 | Very high |
| Jun | 9 | Very high |
| Jul | 9 | Very high |
| Aug | 8 | Very high |
| Sep | 7 | High |
| Oct | 5 | Moderate |
| Nov | 4 | Moderate |
| Dec | 2 | Moderate |
Air quality in Cary in March
Average fine-particle pollution (PM2.5) through the year — so you can see where March falls, not just the annual average.
Air quality in Cary is worst in July — around 18 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (November, 8 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 8 | 10 | 12 | 12 | 13 | 16 | 18 | 16 | 12 | 9 | 8 | 8 |
| Level | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 8 | Good |
| Feb | 10 | Good |
| Mar | 12 | Moderate |
| Apr | 12 | Moderate |
| May | 13 | Moderate |
| Jun | 16 | Moderate |
| Jul | 18 | Moderate |
| Aug | 16 | Moderate |
| Sep | 12 | Good |
| Oct | 9 | Good |
| Nov | 8 | Good |
| Dec | 8 | Good |
Where is Cary?
Cary sits at 35.8°N, 78.8°W, 499 ft above sea level, in United States. The nearest listed city is Morrisville, 3.1 mi away.
Topography around Cary
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Cary.
Within 2 miles, the terrain around Cary has only modest variations in elevation — a maximum elevation change of 223 ft around an average of 463 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 617 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,122 ft.
The land around Cary is covered by trees (74%) and artificial surfaces (20%) within 2 miles, trees (70%) within 10 miles, and trees (75%) within 50 miles.
United States travel facts
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 100% of US
- price level, 2025
- GDP per capita
- $90,027
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 5.8
- per 100k, 2023
- Road deaths
- 12.7
- 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 Cary (35.7915°, -78.7811°, elevation 499 ft), 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).