Best time to visit Lowell National Historical Park
May and September are the best balance at Lowell National Historical Park: mild and dry for the park (average highs 70° to 76°F), with quiet crowds. July is busiest, with about 99,000 visitors. November is the quietest, with highs near 51°F.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
Month by month
- Station
- Lowell, MA USC00194313
- Lat / lon
- 42.64, -71.36
- Elevation
- 110 ft
- From park center
- 2.6 mi
- Normals
- 1991–2020
- Visits
- 2023–2025
| Field | Jan | Feb | Mar | Apr | Maybest | Jun | Jul | Aug | Sepbest | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High, °F | 34° | 37° | 45° | 59° | 70° | 79° | 85° | 83° | 76° | 62° | 51° | 40° | 60° |
| Low, °F | 16° | 17° | 24° | 35° | 45° | 55° | 61° | 59° | 52° | 40° | 30° | 22° | 38° |
| Precipitation, in | 3.6 | 3.2 | 4.3 | 4.1 | 3.8 | 4.4 | 3.9 | 4.0 | 3.9 | 5.0 | 3.9 | 4.5 | 48.5 |
| Snow, in | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Daylight, h:mm | 9:22 | 10:28 | 11:48 | 13:19 | 14:36 | 15:18 | 15:01 | 13:55 | 12:26 | 10:58 | 9:41 | 9:04 | |
| Visitors, thousands | 4 | 4 | 12 | 14 | 19 | 16 | 99 | 15 | 7 | 7 | 6 | 4 | 208 |
| Crowds | Quiet | Quiet | Quiet | Quiet | Quiet | Quiet | Very busy | Quiet | Quiet | Quiet | Quiet | Quiet | |
| Weather | Cold | Cold | Cool | Mild, wet | Mild | Mild, wet | Hot | Hot | Mild | Mild, wet | Cool | Cold |
| Month | High °F | Low °F | Precip., in | Snow, in | Daylight | Visitors | Crowds | Weather |
|---|---|---|---|---|---|---|---|---|
| January | 34° | 16° | 3.6 | – | 9:22 | 4,400 | Quiet | Cold |
| February | 37° | 17° | 3.2 | – | 10:28 | 4,400 | Quiet | Cold |
| March | 45° | 24° | 4.3 | – | 11:48 | 12,000 | Quiet | Cool |
| April | 59° | 35° | 4.1 | – | 13:19 | 14,000 | Quiet | Mild, wet |
| Maybest | 70° | 45° | 3.8 | – | 14:36 | 19,000 | Quiet | Mild |
| June | 79° | 55° | 4.4 | – | 15:18 | 16,000 | Quiet | Mild, wet |
| July | 85° | 61° | 3.9 | – | 15:01 | 99,000 | Very busy | Hot |
| August | 83° | 59° | 4.0 | – | 13:55 | 15,000 | Quiet | Hot |
| Septemberbest | 76° | 52° | 3.9 | – | 12:26 | 7,400 | Quiet | Mild |
| October | 62° | 40° | 5.0 | – | 10:58 | 7,500 | Quiet | Mild, wet |
| November | 51° | 30° | 3.9 | – | 9:41 | 6,500 | Quiet | Cool |
| December | 40° | 22° | 4.5 | – | 9:04 | 3,700 | Quiet | Cold |
| Year | 60° | 38° | 48.5 | – | 208,000 | |||
Year: average high and low, total precipitation and snowfall, total visitors. T = trace (under 0.05 in). – = not measured at this station. Updated .
- Hottest July, average high 85°F
- Coldest nights January, average low 16°F
- Source NOAA National Centers for Environmental Information; National Park Service
- Visitors a year about 208,000 (2023–2025 average)
- State Massachusetts
Closures, reservations and alerts: Lowell National Historical Park on nps.gov
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