Best time to visit Whitman Mission National Historic Site
June and October are the best balance at Whitman Mission National Historic Site: mild and dry for the park (average highs 66° to 80°F), with busy crowds. May is busiest, with about 7,800 visitors. December is the quietest, with highs near 41°F.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
Month by month
- Station
- Whitman Mission, WA USC00459200
- Lat / lon
- 46.04, -118.46
- Elevation
- 632 ft
- From park center
- 0.1 mi
- Second station
- Meacham, OR 3,723 ft
- Normals
- 1991–2020
- Visits
- 2023–2025
| Field | Jan | Feb | Mar | Apr | May | Junbest | Jul | Aug | Sep | Octbest | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High, °F | 42° | 48° | 57° | 65° | 73° | 80° | 90° | 90° | 80° | 66° | 50° | 41° | 65° |
| Low, °F | 27° | 28° | 32° | 37° | 44° | 49° | 54° | 52° | 44° | 36° | 31° | 27° | 38° |
| High at 3,723 ft, °F | 37° | 40° | 46° | 52° | 61° | 68° | 79° | 79° | 70° | 57° | 43° | 35° | 56° |
| Precipitation, in | 1.7 | 1.4 | 1.7 | 1.5 | 1.8 | 1.1 | 0.4 | 0.4 | 0.7 | 1.3 | 1.7 | 1.7 | 15.4 |
| Snow, in | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Daylight, h:mm | 9:00 | 10:16 | 11:45 | 13:28 | 14:56 | 15:44 | 15:25 | 14:09 | 12:29 | 10:50 | 9:23 | 8:39 | |
| Visitors, thousands | 3 | 2 | 5 | 6 | 8 | 6 | 5 | 4 | 6 | 4 | 3 | 2 | 54 |
| Crowds | Moderate | Moderate | Busy | Busy | Very busy | Busy | Busy | Moderate | Busy | Busy | Moderate | Quiet | |
| Weather | Cool | Cool | Mild, wet | Mild, wet | Mild, wet | Mild | Very hot | Hot | Hot | Mild | Cool | Cool |
| Month | High °F | Low °F | High at 3,723 ft | Precip., in | Snow, in | Daylight | Visitors | Crowds | Weather |
|---|---|---|---|---|---|---|---|---|---|
| January | 42° | 27° | 37° | 1.7 | – | 9:00 | 2,700 | Moderate | Cool |
| February | 48° | 28° | 40° | 1.4 | – | 10:16 | 2,500 | Moderate | Cool |
| March | 57° | 32° | 46° | 1.7 | – | 11:45 | 4,900 | Busy | Mild, wet |
| April | 65° | 37° | 52° | 1.5 | – | 13:28 | 5,900 | Busy | Mild, wet |
| May | 73° | 44° | 61° | 1.8 | – | 14:56 | 7,800 | Very busy | Mild, wet |
| Junebest | 80° | 49° | 68° | 1.1 | – | 15:44 | 5,800 | Busy | Mild |
| July | 90° | 54° | 79° | 0.4 | – | 15:25 | 5,400 | Busy | Very hot |
| August | 90° | 52° | 79° | 0.4 | – | 14:09 | 4,200 | Moderate | Hot |
| September | 80° | 44° | 70° | 0.7 | – | 12:29 | 5,900 | Busy | Hot |
| Octoberbest | 66° | 36° | 57° | 1.3 | – | 10:50 | 4,400 | Busy | Mild |
| November | 50° | 31° | 43° | 1.7 | – | 9:23 | 2,800 | Moderate | Cool |
| December | 41° | 27° | 35° | 1.7 | – | 8:39 | 2,100 | Quiet | Cool |
| Year | 65° | 38° | 56° | 15.4 | – | 54,000 | |||
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 90°F
- Coldest nights December, average low 27°F
- Source NOAA National Centers for Environmental Information; National Park Service
- Visitors a year about 54,000 (2023–2025 average)
- State Washington
Elevation matters here: the record's second station, Meacham, OR, sits at 3,723 ft, against 632 ft for Whitman Mission, WA. Expect conditions between the two depending on where you go.
Closures, reservations and alerts: Whitman Mission National Historic Site on nps.gov
Nearby
- Nez Perce National Historical ParkBest: Sep · Idaho
- John Day Fossil Beds National MonumentBest: Mar and Oct · Oregon
- Lake Roosevelt National Recreation AreaBest: Apr, Jun and Sep · Washington
- Mount Rainier National ParkBest: Jul, Aug and Sep · Washington