Kachemak Bay National Estuarine Research Reserve
- Annual mean
- 2.8 °C
- Warmest month
- July
- Wettest month
- September
Detailed twelve-month profiles for temperature, precipitation, wind, and daylight duration
At the representative location for Kenai Fjords National Park, monthly mean temperatures range from -10.3 to 6.2 °C (1991–2020). Compare precipitation, humidity, wind, and daylight for each month.
Mapping thirty years of monthly climate averages and daily precipitation rates across the calendar.
Comparing long term average temperatures, daily precipitation rates, and calculated average daylight.
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | -10.3 °C-27.9° to -0.5° | 10.6 mm/day | 95.1% | 4.5 m/s | 6.5 hours |
| February | -9.1 °C-24.5° to -0.3° | 10.6 mm/day | 95.5% | 4.5 m/s | 8.8 hours |
| March | -8.8 °C-23.7° to -0.5° | 7.9 mm/day | 93.9% | 4.1 m/s | 11.4 hours |
| April | -4 °C-15.6° to 1.9° | 9.5 mm/day | 93.6% | 4 m/s | 14.3 hours |
| May | -0.1 °C-7.7° to 5.6° | 7.7 mm/day | 92.2% | 3.3 m/s | 16.8 hours |
| June | 3.1 °C-1.4° to 9.2° | 6.3 mm/day | 93.8% | 2.5 m/s | 18.3 hours |
| July | 5.5 °C1.9° to 12.3° | 7.4 mm/day | 94.5% | 2.5 m/s | 17.6 hours |
| August | 6.2 °C1.4° to 13.4° | 9.2 mm/day | 92.2% | 2.9 m/s | 15.2 hours |
| September | 2.9 °C-4.3° to 9.3° | 13.1 mm/day | 93.6% | 3.5 m/s | 12.5 hours |
| October | -2.7 °C-14.8° to 3.6° | 11.9 mm/day | 95.9% | 3.8 m/s | 9.7 hours |
| November | -7.8 °C-21.7° to 1.1° | 11.3 mm/day | 96.4% | 4.4 m/s | 7.1 hours |
| December | -9 °C-24.8° to 0.3° | 12.4 mm/day | 96.5% | 4.7 m/s | 5.7 hours |
See two months side by side and how much they differ. Both use the same 1991–2020 climate normals and NASA POWER data point as the table above, so they show typical conditions, not a forecast.
Compare calculated temperature, precipitation, and daylight averages across twelve distinct calendar months.
Interactive climate map
Open the climate map to compare monthly temperature, precipitation, and other averages.
Contrast annual temperature patterns and seasonal precipitation cycles across diverse national parks

Explore the map, landscapes, and protection details for Kenai Fjords National Park.