Randallstown weather in March
In March, Randallstown sees average daytime highs of 53°F and overnight lows near 36°F, with 4.0 in of precipitation across 10.3 wet days and about 11.7 hours of daylight. It is the 9th-warmest and 3rd-wettest month of the year here.
Highs climb over the month, from about 49°F in the first days to 57°F by the end. The sky is clear or mostly clear about 28% of the time in March, and the air most often feels dry.
Daylight stretches from about 11 hours at the start of March to 12 h 18 min by month's end. Set against the rest of the year, March is Randallstown's 11th-clearest and 1st-windiest month. For the whole year in context, see Randallstown's year-round climate.
- Daytime high
- 53°
- 9th warmest
- Overnight low
- 36°
- 4th coldest
- Precipitation
- 4.0 in
- 10.3 wet days
- Daylight
- 11 h 42 min
- 6:26 AM – 6:07 PM
- Cloud cover
- 62%
- 11th clearest
- Wind
- 8 mph
- 1st windiest
- Solar energy
- 4.11 kWh/m²
- Travel score
- 3.0
- out of 10
Randallstown is census-designated place in Maryland, United States.
- Density
- 1,224/km²
- people per km²
- Founded
- 1824
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in March
Highs climb over the month, from about 49°F in the first days to 57°F by the end.
A typical March day in Randallstown reaches about 53°F in the afternoon and slips back to 36°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 40°F and 67°F. Set against its neighbours, March runs about 8°F warmer than February and about 12°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) | 48 | 49 | 49 | 49 | 50 | 50 | 50 | 51 | 51 | 51 | 51 | 52 | 52 | 52 | 52 | 53 | 53 | 53 | 53 | 54 | 54 | 55 | 55 | 55 | 56 | 56 | 56 | 57 | 58 | 58 | 58 |
| Avg low (°F) | 32 | 33 | 33 | 33 | 33 | 33 | 34 | 34 | 34 | 34 | 35 | 35 | 35 | 35 | 36 | 36 | 36 | 37 | 37 | 37 | 38 | 38 | 38 | 39 | 39 | 39 | 40 | 40 | 41 | 41 | 41 |
| Avg high (°F) | Avg low (°F) | |
|---|---|---|
| 1 | 48 | 32 |
| 2 | 49 | 33 |
| 3 | 49 | 33 |
| 4 | 49 | 33 |
| 5 | 50 | 33 |
| 6 | 50 | 33 |
| 7 | 50 | 34 |
| 8 | 51 | 34 |
| 9 | 51 | 34 |
| 10 | 51 | 34 |
| 11 | 51 | 35 |
| 12 | 52 | 35 |
| 13 | 52 | 35 |
| 14 | 52 | 35 |
| 15 | 52 | 36 |
| 16 | 53 | 36 |
| 17 | 53 | 36 |
| 18 | 53 | 37 |
| 19 | 53 | 37 |
| 20 | 54 | 37 |
| 21 | 54 | 38 |
| 22 | 55 | 38 |
| 23 | 55 | 38 |
| 24 | 55 | 39 |
| 25 | 56 | 39 |
| 26 | 56 | 39 |
| 27 | 56 | 40 |
| 28 | 57 | 40 |
| 29 | 58 | 41 |
| 30 | 58 | 41 |
| 31 | 58 | 41 |
How March really feels in Randallstown
Once humidity and wind are folded in, March averages 0 days that feel above 90°F and 21 that feel at or below 32°F — 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.
Randallstown weather by month
How March compares with the rest of the year at a glance. March is the 9th-warmest and 3rd-wettest month here — the current month is highlighted below.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 42° / 28° | 3.1 | 8.5 | 3 | 9.5 | 0.2 |
| Feb | 44° / 29° | 2.9 | 8.5 | 3.2 | 10.5 | 0.9 |
| Mar | 53° / 36° | 4.0 | 10.3 | 2.2 | 11.7 | 3.0 |
| Apr | 64° / 47° | 3.5 | 10.3 | 0.2 | 13 | 5.7 |
| May | 73° / 56° | 3.8 | 11.4 | 0 | 14.1 | 6.5 |
| Jun | 82° / 65° | 3.7 | 11.6 | 0 | 14.7 | 5.8 |
| Jul | 86° / 70° | 4.2 | 12.1 | 0 | 14.5 | 4.7 |
| Aug | 84° / 69° | 3.7 | 10.9 | 0 | 13.5 | 5.4 |
| Sep | 78° / 61° | 4.6 | 9.1 | 0 | 12.3 | 6.9 |
| Oct | 66° / 50° | 3.6 | 8 | 0 | 11 | 6.4 |
| Nov | 55° / 39° | 3.0 | 7.6 | 0.2 | 9.8 | 3.8 |
| Dec | 46° / 32° | 3.7 | 9 | 1.7 | 9.3 | 1.2 |
Cloud cover in March
The sky is clear or mostly clear about 28% of the time in March.
Beyond those clear spells, partly cloudy skies cover about 15% of March, with mostly cloudy or overcast conditions the remaining 56%.
| 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 (%) | 46 | 47 | 47 | 46 | 47 | 47 | 47 | 48 | 48 | 47 | 47 | 46 | 46 | 46 | 45 | 44 | 43 | 42 | 42 | 41 | 41 | 40 | 40 | 40 | 40 | 39 | 39 | 39 | 41 | 41 | 41 |
| Cloudier (%) | 54 | 53 | 53 | 54 | 53 | 53 | 53 | 52 | 52 | 53 | 53 | 54 | 54 | 54 | 55 | 56 | 57 | 58 | 58 | 59 | 59 | 60 | 60 | 60 | 60 | 61 | 61 | 61 | 59 | 59 | 59 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 46 | 54 |
| 2 | 47 | 53 |
| 3 | 47 | 53 |
| 4 | 46 | 54 |
| 5 | 47 | 53 |
| 6 | 47 | 53 |
| 7 | 47 | 53 |
| 8 | 48 | 52 |
| 9 | 48 | 52 |
| 10 | 47 | 53 |
| 11 | 47 | 53 |
| 12 | 46 | 54 |
| 13 | 46 | 54 |
| 14 | 46 | 54 |
| 15 | 45 | 55 |
| 16 | 44 | 56 |
| 17 | 43 | 57 |
| 18 | 42 | 58 |
| 19 | 42 | 58 |
| 20 | 41 | 59 |
| 21 | 41 | 59 |
| 22 | 40 | 60 |
| 23 | 40 | 60 |
| 24 | 40 | 60 |
| 25 | 40 | 60 |
| 26 | 39 | 61 |
| 27 | 39 | 61 |
| 28 | 39 | 61 |
| 29 | 41 | 59 |
| 30 | 41 | 59 |
| 31 | 41 | 59 |
Chance of precipitation in March
Randallstown gets around 4.0 in of rain and snow over 10.3 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 33% and peaks near 35% on the wettest days, and about 2 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 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 33 | 33 | 33 | 33 | 34 | 34 | 34 | 34 | 34 | 35 | 35 |
| Snow chance (%) | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 7 | 7 | 7 | 6 | 6 | 6 | 5 | 5 | 5 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 2 |
| Rain chance (%) | Snow chance (%) | |
|---|---|---|
| 1 | 34 | 10 |
| 2 | 34 | 10 |
| 3 | 33 | 10 |
| 4 | 33 | 10 |
| 5 | 33 | 10 |
| 6 | 33 | 9 |
| 7 | 33 | 9 |
| 8 | 33 | 9 |
| 9 | 33 | 9 |
| 10 | 33 | 9 |
| 11 | 33 | 8 |
| 12 | 33 | 8 |
| 13 | 33 | 8 |
| 14 | 33 | 7 |
| 15 | 32 | 7 |
| 16 | 32 | 7 |
| 17 | 32 | 6 |
| 18 | 32 | 6 |
| 19 | 32 | 6 |
| 20 | 32 | 5 |
| 21 | 33 | 5 |
| 22 | 33 | 5 |
| 23 | 33 | 4 |
| 24 | 33 | 4 |
| 25 | 34 | 4 |
| 26 | 34 | 3 |
| 27 | 34 | 3 |
| 28 | 34 | 3 |
| 29 | 34 | 3 |
| 30 | 35 | 3 |
| 31 | 35 | 2 |
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 99% 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 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 98 | 98 | 98 | 98 | 98 | 98 | 97 | 97 | 97 | 97 |
| Comfortable (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 |
| Dry (%) | Comfortable (%) | |
|---|---|---|
| 1 | 100 | 0 |
| 2 | 100 | 0 |
| 3 | 100 | 0 |
| 4 | 100 | 0 |
| 5 | 100 | 0 |
| 6 | 100 | 0 |
| 7 | 100 | 0 |
| 8 | 100 | 0 |
| 9 | 100 | 0 |
| 10 | 100 | 0 |
| 11 | 100 | 0 |
| 12 | 100 | 0 |
| 13 | 100 | 0 |
| 14 | 99 | 1 |
| 15 | 99 | 1 |
| 16 | 99 | 1 |
| 17 | 99 | 1 |
| 18 | 99 | 1 |
| 19 | 99 | 1 |
| 20 | 99 | 1 |
| 21 | 99 | 1 |
| 22 | 98 | 2 |
| 23 | 98 | 2 |
| 24 | 98 | 2 |
| 25 | 98 | 2 |
| 26 | 98 | 2 |
| 27 | 98 | 2 |
| 28 | 97 | 3 |
| 29 | 97 | 3 |
| 30 | 97 | 3 |
| 31 | 97 | 3 |
Wind in March
Winds average 8 mph in March, the windiest month of the year.
Across March, daily wind ranges from about 8 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) | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| 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 (mph) | Feels | |
|---|---|---|
| 1 | 8 | light breeze |
| 2 | 8 | light breeze |
| 3 | 8 | light breeze |
| 4 | 8 | light breeze |
| 5 | 8 | light breeze |
| 6 | 8 | light breeze |
| 7 | 8 | light breeze |
| 8 | 8 | light breeze |
| 9 | 8 | light breeze |
| 10 | 8 | light breeze |
| 11 | 8 | light breeze |
| 12 | 8 | light breeze |
| 13 | 8 | light breeze |
| 14 | 8 | light breeze |
| 15 | 8 | light breeze |
| 16 | 8 | light breeze |
| 17 | 8 | light breeze |
| 18 | 8 | light breeze |
| 19 | 8 | light breeze |
| 20 | 8 | light breeze |
| 21 | 8 | light breeze |
| 22 | 8 | light breeze |
| 23 | 8 | light breeze |
| 24 | 8 | light breeze |
| 25 | 8 | light breeze |
| 26 | 8 | light breeze |
| 27 | 8 | light breeze |
| 28 | 8 | light breeze |
| 29 | 8 | light breeze |
| 30 | 8 | light breeze |
| 31 | 8 | light breeze |
Sunrise & sunset in March
Daylight runs from about 11 hours 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 78 minutes over March. Sunrise moves from 6:49 AM to 6:02 AM, and sunset from 5:51 PM to 6:22 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) | 11.0 | 11.1 | 11.1 | 11.2 | 11.2 | 11.2 | 11.3 | 11.3 | 11.4 | 11.4 | 11.5 | 11.5 | 11.5 | 11.6 | 11.6 | 11.7 | 11.7 | 11.8 | 11.8 | 11.9 | 11.9 | 11.9 | 12.0 | 12.0 | 12.1 | 12.1 | 12.2 | 12.2 | 12.3 | 12.3 | 12.3 |
| Sunrise (AM) | 6:49 | 6:48 | 6:47 | 6:45 | 6:44 | 6:42 | 6:41 | 6:39 | 6:37 | 6:36 | 6:34 | 6:33 | 6:31 | 6:30 | 6:28 | 6:26 | 6:25 | 6:23 | 6:22 | 6:20 | 6:18 | 6:17 | 6:15 | 6:13 | 6:12 | 6:10 | 6:08 | 6:07 | 6:05 | 6:04 | 6:02 |
| Sunset (PM) | 5:51 | 5:52 | 5:54 | 5:55 | 5:56 | 5:57 | 5:58 | 5:59 | 6:00 | 6:01 | 6:02 | 6:03 | 6:04 | 6:05 | 6:06 | 6:07 | 6:08 | 6:09 | 6:10 | 6:11 | 6:12 | 6:13 | 6:14 | 6:15 | 6:16 | 6:17 | 6:18 | 6:19 | 6:20 | 6:21 | 6:22 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.0 | 6:49 | 5:51 |
| 2 | 11.1 | 6:48 | 5:52 |
| 3 | 11.1 | 6:47 | 5:54 |
| 4 | 11.2 | 6:45 | 5:55 |
| 5 | 11.2 | 6:44 | 5:56 |
| 6 | 11.2 | 6:42 | 5:57 |
| 7 | 11.3 | 6:41 | 5:58 |
| 8 | 11.3 | 6:39 | 5:59 |
| 9 | 11.4 | 6:37 | 6:00 |
| 10 | 11.4 | 6:36 | 6:01 |
| 11 | 11.5 | 6:34 | 6:02 |
| 12 | 11.5 | 6:33 | 6:03 |
| 13 | 11.5 | 6:31 | 6:04 |
| 14 | 11.6 | 6:30 | 6:05 |
| 15 | 11.6 | 6:28 | 6:06 |
| 16 | 11.7 | 6:26 | 6:07 |
| 17 | 11.7 | 6:25 | 6:08 |
| 18 | 11.8 | 6:23 | 6:09 |
| 19 | 11.8 | 6:22 | 6:10 |
| 20 | 11.9 | 6:20 | 6:11 |
| 21 | 11.9 | 6:18 | 6:12 |
| 22 | 11.9 | 6:17 | 6:13 |
| 23 | 12.0 | 6:15 | 6:14 |
| 24 | 12.0 | 6:13 | 6:15 |
| 25 | 12.1 | 6:12 | 6:16 |
| 26 | 12.1 | 6:10 | 6:17 |
| 27 | 12.2 | 6:08 | 6:18 |
| 28 | 12.2 | 6:07 | 6:19 |
| 29 | 12.3 | 6:05 | 6:20 |
| 30 | 12.3 | 6:04 | 6:21 |
| 31 | 12.3 | 6:02 | 6:22 |
Solar energy in March
Average shortwave solar energy reaching the ground each day in March, about 4.11 kWh/m².
For context, solar energy here swings from a low near 1.92 kWh/m² to a high of 6.11 kWh/m² in June across the year — March's 4.11 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) | 3.6 | 3.7 | 3.7 | 3.8 | 3.8 | 3.9 | 3.9 | 3.9 | 4.0 | 4.0 | 4.0 | 4.1 | 4.1 | 4.1 | 4.1 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.3 | 4.3 | 4.3 | 4.3 | 4.4 | 4.4 | 4.5 | 4.5 | 4.5 | 4.6 | 4.6 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | 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 |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 3.6 | Moderate |
| 2 | 3.7 | Moderate |
| 3 | 3.7 | Moderate |
| 4 | 3.8 | Moderate |
| 5 | 3.8 | Moderate |
| 6 | 3.9 | Moderate |
| 7 | 3.9 | Moderate |
| 8 | 3.9 | Moderate |
| 9 | 4.0 | Moderate |
| 10 | 4.0 | Bright |
| 11 | 4.0 | Bright |
| 12 | 4.1 | Bright |
| 13 | 4.1 | Bright |
| 14 | 4.1 | Bright |
| 15 | 4.1 | Bright |
| 16 | 4.2 | Bright |
| 17 | 4.2 | Bright |
| 18 | 4.2 | Bright |
| 19 | 4.2 | Bright |
| 20 | 4.2 | Bright |
| 21 | 4.3 | Bright |
| 22 | 4.3 | Bright |
| 23 | 4.3 | Bright |
| 24 | 4.3 | Bright |
| 25 | 4.4 | Bright |
| 26 | 4.4 | Bright |
| 27 | 4.5 | Bright |
| 28 | 4.5 | Bright |
| 29 | 4.5 | Bright |
| 30 | 4.6 | Bright |
| 31 | 4.6 | Bright |
Hazard calendar for Randallstown
None of Randallstown's seasonal hazards are active in March. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Randallstown sits in the Atlantic hurricane belt; the season peaks August–October.
Is March a good time to visit Randallstown?
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 Randallstown.
What to pack for Randallstown in March
From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In March, Randallstown sees daytime highs around 53°F and nights near 36°F. Pack a warm layer. Worth having: rain gear. About 10 days see rain.
Sea temperature near Randallstown in March
The nearest coast averages about 40°F in March — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 28 mi away) is warmest in August at about 78°F and coldest in February near 36°F.
It's comfortable for a long swim from Jun 16 to Oct 5 — about 3.7 months when the water holds above 68°F.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°F) | 38 | 36 | 40 | 47 | 58 | 68 | 76 | 78 | 74 | 65 | 53 | 44 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Refreshing | Warm | Warm | Refreshing | Cool | Bracing | Bracing |
| Sea temperature (°F) | Comfort | |
|---|---|---|
| Jan | 38 | Bracing |
| Feb | 36 | Bracing |
| Mar | 40 | Bracing |
| Apr | 47 | Bracing |
| May | 58 | Bracing |
| Jun | 68 | Refreshing |
| Jul | 76 | Warm |
| Aug | 78 | Warm |
| Sep | 74 | Refreshing |
| Oct | 65 | Cool |
| Nov | 53 | Bracing |
| Dec | 44 | Bracing |
UV index in Randallstown in March
Clear-sky midday UV in March peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Randallstown peaks around July 10 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 2 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 7 | 6 | 4 | 3 | 2 |
| Level | Low | Moderate | Moderate | High | Very high | Very high | Very high | High | High | Moderate | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Low |
| Feb | 3 | Moderate |
| Mar | 5 | Moderate |
| Apr | 6 | High |
| May | 8 | Very high |
| Jun | 9 | Very high |
| Jul | 9 | Very high |
| Aug | 7 | High |
| Sep | 6 | High |
| Oct | 4 | Moderate |
| Nov | 3 | Moderate |
| Dec | 2 | Low |
Air quality in Randallstown 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 Randallstown is worst in July — around 17 µg/m³ PM2.5 (moderate), about 2.0× 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) | 10 | 12 | 13 | 13 | 15 | 16 | 17 | 14 | 12 | 9 | 8 | 10 |
| Level | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 10 | Good |
| Feb | 12 | Good |
| Mar | 13 | Moderate |
| Apr | 13 | Moderate |
| May | 15 | Moderate |
| Jun | 16 | Moderate |
| Jul | 17 | Moderate |
| Aug | 14 | Moderate |
| Sep | 12 | Good |
| Oct | 9 | Good |
| Nov | 8 | Good |
| Dec | 10 | Good |
Where is Randallstown?
Randallstown sits at 39.4°N, 76.8°W, 577 ft above sea level, in United States. The nearest listed city is Milford Mill, 1.9 mi away.
Topography around Randallstown
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Randallstown.
Within 2 miles, the terrain around Randallstown has only modest variations in elevation — a maximum elevation change of 397 ft around an average of 525 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 784 ft; within 50 miles, large variations in elevation — a maximum elevation change of 2,260 ft.
The land around Randallstown is covered by trees (64%) within 2 miles, trees (67%) within 10 miles, and trees (53%) 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 Randallstown (39.3673°, -76.7952°, elevation 577 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).