Iliamna weather in July: Iliamna, Alaska: normal highs, lows, rain and records for July
Iliamna in July has a normal high of 65°F and a normal low of 51°F, a daily mean of 58°F, holding near 65°F all month. Measurable precipitation falls on 13 days in a normal July, 3.08 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 18°C and low of 10°C, 78 mm of precipitation in July.
- NOAA stationIliamna Airport
- Station IDUSW00025506
- Location59.75°N 154.91°W
- Elevation143 ft (44 m)
- Population (census place)45
- Jan 25° 12°
- Feb 30° 16°
- Mar 32° 16°
- Apr 43° 29°
- May 55° 38°
- Jun 62° 45°
- Jul 65° 51°
- Aug 64° 50°
- Sep 56° 43°
- Oct 45° 32°
- Nov 33° 21°
- Dec 28° 15°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Iliamna in July?
The normal high is 65°F and the normal low 51°F, for a daily mean of 57.8°F. July is 4.1°F warmer than June and 1.1°F warmer than August. July is the warmest month of the year in Iliamna and the 3rd wettest. From one year to the next July's mean temperature typically moves about 2.2°F either way (NOAA's standard deviation), so roughly two Julys in three average between 56°F and 60°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 48%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| July 1 | 65°F | 50°F | 36% | 19% |
| July 8 | 65°F | 50°F | 39% | 21% |
| July 15 | 65°F | 51°F | 42% | 24% |
| July 22 | 65°F | 51°F | 45% | 27% |
| July 31 | 65°F | 51°F | 48% | 29% |
Every day of July: normal high, low and chance of precipitation (warmest afternoon July 12, coldest night July 1)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| July 1 | 65°F | 50°F | 36% | 19% | 18 h 40 min |
| July 2 | 65°F | 50°F | 36% | 19% | 18 h 40 min |
| July 3 | 65°F | 50°F | 37% | 20% | 18 h 40 min |
| July 4 | 65°F | 50°F | 37% | 20% | 18 h 30 min |
| July 5 | 65°F | 50°F | 37% | 20% | 18 h 30 min |
| July 6 | 65°F | 50°F | 38% | 21% | 18 h 30 min |
| July 7 | 65°F | 50°F | 38% | 21% | 18 h 30 min |
| July 8 | 65°F | 50°F | 39% | 21% | 18 h 20 min |
| July 9 | 65°F | 51°F | 39% | 22% | 18 h 20 min |
| July 10 | 65°F | 51°F | 40% | 22% | 18 h 20 min |
| July 11 | 65°F | 51°F | 40% | 23% | 18 h 20 min |
| July 12 | 65°F | 51°F | 41% | 23% | 18 h 10 min |
| July 13 | 65°F | 51°F | 41% | 24% | 18 h 10 min |
| July 14 | 65°F | 51°F | 42% | 24% | 18 h 10 min |
| July 15 | 65°F | 51°F | 42% | 24% | 18 h |
| July 16 | 65°F | 51°F | 43% | 25% | 18 h |
| July 17 | 65°F | 51°F | 43% | 25% | 18 h |
| July 18 | 65°F | 51°F | 44% | 26% | 17 h 50 min |
| July 19 | 65°F | 51°F | 44% | 26% | 17 h 50 min |
| July 20 | 65°F | 51°F | 45% | 26% | 17 h 40 min |
| July 21 | 65°F | 51°F | 45% | 27% | 17 h 40 min |
| July 22 | 65°F | 51°F | 45% | 27% | 17 h 40 min |
| July 23 | 65°F | 51°F | 46% | 28% | 17 h 30 min |
| July 24 | 65°F | 51°F | 46% | 28% | 17 h 30 min |
| July 25 | 65°F | 51°F | 47% | 28% | 17 h 20 min |
| July 26 | 65°F | 51°F | 47% | 28% | 17 h 20 min |
| July 27 | 65°F | 51°F | 47% | 29% | 17 h 20 min |
| July 28 | 65°F | 51°F | 47% | 29% | 17 h 10 min |
| July 29 | 65°F | 51°F | 47% | 29% | 17 h 10 min |
| July 30 | 65°F | 51°F | 48% | 29% | 17 h |
| July 31 | 65°F | 51°F | 48% | 29% | 17 h |
- Normal high
- 65°FJuly average
- Normal low
- 51°FJuly average
- Precipitation
- 3.08 inmonth total
- Days with precipitation
- 130.01 inch or more
- Daylight
- 18 h 40 min to 17 hJuly 1 to July 31
- Days at 70°F or more
- 6
- Days at 80°F or more
- 1
- Sunshine
- 60%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00025506; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Iliamna in July?
On a given July day the chance of 0.01 inch or more is 42% on average, highest around July 31 (48%). In all, 3.08 in falls on 13 days of a normal July.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00025506.
How humid and windy is Iliamna in July?
At 3 p.m. the normal temperature is 61°F with 69% relative humidity and a dew point of 51°F; at 6 a.m. it is 52°F with 89% humidity. The wind averages 8.2 mph, most often from the south-southeast in the afternoon.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 52°F | 49°F | 89% | 6.5 mph | – |
| 9 a.m. | 55°F | 50°F | 82% | 7.4 mph | 21% |
| noon | 59°F | 51°F | 74% | 9.3 mph | – |
| 3 p.m. | 61°F | 51°F | 69% | 10.4 mph | 25% |
| 6 p.m. | 61°F | 50°F | 69% | 10.2 mph | – |
| 9 p.m. | 57°F | 50°F | 78% | 7.9 mph | – |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00025506. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for July in Iliamna?
The warmest July temperature on this station's record (since 1920) is 86°F, on July 5, 2019; the coldest is 32°F, on July 28, 1922. The wettest July brought 7.13 in (2010).
The July mean against the 1991-2020 normal of 57.8°F: 2021 55.5°F (−2.3), 2022 54.8°F (−3.0), 2023 55.1°F (−2.7), 2024 53.7°F (−4.1), 2026 53.2°F (−4.6). 0 of 5 ran warmer than normal.
| July | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 55.5°F | −2.3°F | 2.31 in |
| 2022 | 54.8°F | −3.0°F | 4.11 in |
| 2023 | 55.1°F | −2.7°F | 5.03 in |
| 2024 | 53.7°F | −4.1°F | 4.46 in |
| 2026 | 53.2°F | −4.6°F | 5.91 in |
Source: records: ACIS, station USW00025506; recent months: ACIS, station USW00025506. Records and recent months use complete months only.
How does July in Iliamna compare across Alaska?
Across the 85 places PlainClimate covers in Alaska, July normal highs run from 48°F in Utqiaġvik to 75°F in Two Rivers; Iliamna's is 65°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.