Best time to visit Katmai National Park
June, July and August have the mildest temperatures at Katmai, though they are among the wetter months. July is busiest, with about 14,000 visitors. June is the quietest. January, February, March, April, May, October, November and December see few or no visitors, so parts of the park may be closed: check nps.gov.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
Month by month
- Station
- King Salmon 42 SE, AK USW00025522
- Lat / lon
- 58.21, -155.92
- Elevation
- 661 ft
- From park center
- 36.9 mi
- Normals
- 1991–2020
- Visits
- 2023–2025
| Field | Jan | Feb | Mar | Apr | May | Junbest | Julbest | Augbest | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High, °F | 26° | 31° | 32° | 43° | 52° | 59° | 62° | 61° | 54° | 43° | 33° | 27° | 43° |
| Low, °F | 10° | 13° | 14° | 26° | 33° | 40° | 46° | 45° | 39° | 28° | 17° | 12° | 27° |
| Precipitation, in | 1.8 | 2.1 | 1.0 | 1.4 | 1.5 | 2.5 | 3.7 | 4.4 | 5.1 | 2.9 | 3.6 | 2.1 | 32.1 |
| Snow, in | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Daylight, h:mm | 7:01 | 9:12 | 11:35 | 14:18 | 16:45 | 18:17 | 17:39 | 15:24 | 12:43 | 10:07 | 7:41 | 6:21 | |
| Visitors, thousands | 0 | 0 | 0 | 0 | 0 | 4 | 14 | 11 | 6 | 0 | 0 | 0 | 35 |
| Crowds | Few or no visits | Few or no visits | Few or no visits | Few or no visits | Few or no visits | Moderate | Very busy | Busy | Moderate | Few or no visits | Few or no visits | Few or no visits | |
| Weather | Cold | Cold | Cold | Cool | Cool | Mild, wet | Mild, wet | Mild, wet | Cool | Cool | Cold | Cold |
| Month | High °F | Low °F | Precip., in | Snow, in | Daylight | Visitors | Crowds | Weather |
|---|---|---|---|---|---|---|---|---|
| January | 26° | 10° | 1.8 | – | 7:01 | 7 | Few or no visits | Cold |
| February | 31° | 13° | 2.1 | – | 9:12 | 7 | Few or no visits | Cold |
| March | 32° | 14° | 1.0 | – | 11:35 | 7 | Few or no visits | Cold |
| April | 43° | 26° | 1.4 | – | 14:18 | 7 | Few or no visits | Cool |
| May | 52° | 33° | 1.5 | – | 16:45 | 167 | Few or no visits | Cool |
| Junebest | 59° | 40° | 2.5 | – | 18:17 | 4,200 | Moderate | Mild, wet |
| Julybest | 62° | 46° | 3.7 | – | 17:39 | 14,000 | Very busy | Mild, wet |
| Augustbest | 61° | 45° | 4.4 | – | 15:24 | 11,000 | Busy | Mild, wet |
| September | 54° | 39° | 5.1 | – | 12:43 | 5,800 | Moderate | Cool |
| October | 43° | 28° | 2.9 | – | 10:07 | 260 | Few or no visits | Cool |
| November | 33° | 17° | 3.6 | – | 7:41 | 7 | Few or no visits | Cold |
| December | 27° | 12° | 2.1 | – | 6:21 | 11 | Few or no visits | Cold |
| Year | 43° | 27° | 32.1 | – | 35,000 | |||
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 62°F
- Coldest nights January, average low 10°F
- Source NOAA National Centers for Environmental Information; National Park Service
- Visitors a year about 35,000 (2023–2025 average)
- State Alaska
Closures, reservations and alerts: Katmai National Park on nps.gov
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