Bellingham weather in October: Bellingham, Washington: normal highs, lows, rain and records for October
Bellingham in October has a normal high of 59°F and a normal low of 43°F, a daily mean of 51°F, falling from 64°F on the 1st to 55°F by the 31st. Measurable precipitation falls on 16 days in a normal October, 3.85 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 15°C and low of 6°C, 98 mm of precipitation in October.
- NOAA stationBellingham International Airport
- Station IDUSW00024217
- Location48.79°N 122.54°W
- Elevation149 ft (45 m)
- From the center4 miles
- Population95,860
- Jan 46° 34°
- Feb 49° 35°
- Mar 53° 38°
- Apr 58° 42°
- May 64° 47°
- Jun 68° 52°
- Jul 73° 55°
- Aug 73° 55°
- Sep 68° 50°
- Oct 59° 43°
- Nov 51° 38°
- Dec 46° 34°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Bellingham in October?
The normal high is 59°F and the normal low 43°F, for a daily mean of 51.1°F. October is 7.8°F cooler than September and 6.6°F warmer than November. October is the 6th warmest month of the year in Bellingham and the 4th wettest. Across the month the normal high falls 9°F, from 64°F on October 1 to 55°F on October 31. From one year to the next October's mean temperature typically moves about 1.8°F either way (NOAA's standard deviation), so roughly two Octobers in three average between 49°F and 53°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 59%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| October 1 | 64°F | 46°F | 45% | 22% |
| October 8 | 61°F | 45°F | 48% | 25% |
| October 15 | 59°F | 43°F | 52% | 29% |
| October 22 | 57°F | 42°F | 55% | 33% |
| October 31 | 55°F | 40°F | 59% | 37% |
Every day of October: normal high, low and chance of precipitation (warmest afternoon October 1, coldest night October 31)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| October 1 | 64°F | 46°F | 45% | 22% | 11 h 40 min |
| October 2 | 63°F | 46°F | 45% | 23% | 11 h 40 min |
| October 3 | 63°F | 46°F | 46% | 23% | 11 h 40 min |
| October 4 | 63°F | 46°F | 46% | 23% | 11 h 30 min |
| October 5 | 62°F | 45°F | 47% | 24% | 11 h 30 min |
| October 6 | 62°F | 45°F | 47% | 24% | 11 h 30 min |
| October 7 | 62°F | 45°F | 48% | 25% | 11 h 20 min |
| October 8 | 61°F | 45°F | 48% | 25% | 11 h 20 min |
| October 9 | 61°F | 45°F | 49% | 26% | 11 h 20 min |
| October 10 | 61°F | 44°F | 49% | 27% | 11 h 10 min |
| October 11 | 60°F | 44°F | 50% | 27% | 11 h 10 min |
| October 12 | 60°F | 44°F | 50% | 28% | 11 h |
| October 13 | 60°F | 44°F | 51% | 28% | 11 h |
| October 14 | 59°F | 44°F | 51% | 29% | 11 h |
| October 15 | 59°F | 43°F | 52% | 29% | 10 h 50 min |
| October 16 | 59°F | 43°F | 52% | 30% | 10 h 50 min |
| October 17 | 58°F | 43°F | 53% | 30% | 10 h 50 min |
| October 18 | 58°F | 43°F | 53% | 31% | 10 h 40 min |
| October 19 | 58°F | 43°F | 54% | 31% | 10 h 40 min |
| October 20 | 58°F | 42°F | 54% | 32% | 10 h 40 min |
| October 21 | 57°F | 42°F | 55% | 32% | 10 h 30 min |
| October 22 | 57°F | 42°F | 55% | 33% | 10 h 30 min |
| October 23 | 57°F | 42°F | 56% | 33% | 10 h 30 min |
| October 24 | 56°F | 42°F | 56% | 34% | 10 h 20 min |
| October 25 | 56°F | 41°F | 56% | 34% | 10 h 20 min |
| October 26 | 56°F | 41°F | 57% | 35% | 10 h 20 min |
| October 27 | 56°F | 41°F | 57% | 35% | 10 h 10 min |
| October 28 | 55°F | 41°F | 58% | 36% | 10 h 10 min |
| October 29 | 55°F | 41°F | 58% | 36% | 10 h 10 min |
| October 30 | 55°F | 41°F | 59% | 37% | 10 h |
| October 31 | 55°F | 40°F | 59% | 37% | 10 h |
- Normal high
- 59°FOctober average
- Normal low
- 43°FOctober average
- Precipitation
- 3.85 inmonth total
- Days with precipitation
- 160.01 inch or more
- Nights at 32°F or colder
- 2
- Daylight
- 11 h 40 min to 10 hOctober 1 to October 31
- Days at 70°F or more
- 1
- Sunshine
- 64%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00024217; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Bellingham in October?
On a given October day the chance of 0.01 inch or more is 52% on average, highest around October 31 (59%). In all, 3.85 in falls on 16 days of a normal October.
In a normal October in Bellingham, 2 nights fall to freezing.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00024217.
How humid and windy is Bellingham in October?
At 3 p.m. the normal temperature is 52°F with 68% relative humidity and a dew point of 41°F; at 6 a.m. it is 44°F with 84% humidity. The wind averages 6.6 mph, most often from the south-southeast in the afternoon. A dew point under 50°F feels dry.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 44°F | 39°F | 84% | 5.9 mph | – |
| 9 a.m. | 47°F | 41°F | 80% | 7.1 mph | – |
| noon | 51°F | 42°F | 70% | 8.3 mph | 36% |
| 3 p.m. | 52°F | 41°F | 68% | 7.9 mph | 39% |
| 6 p.m. | 47°F | 41°F | 80% | 5.9 mph | 43% |
| 9 p.m. | 46°F | 40°F | 82% | 5.6 mph | 41% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00024217. 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 October in Bellingham?
The warmest October temperature on this station's record (since 1949) is 80°F, on October 16, 2022; the coldest is 20°F, on October 31, 1984. The wettest October brought 8.29 in (2003); the snowiest, 2.0 inches (1991).
The October mean against the 1991-2020 normal of 51.1°F: 2021 50.8°F (−0.3), 2022 54.0°F (+2.9), 2023 51.2°F (+0.1), 2024 51.1°F (at normal), 2025 49.8°F (−1.3). 2 of 5 ran warmer than normal.
| October | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 50.8°F | −0.3°F | 4.49 in |
| 2022 | 54.0°F | +2.9°F | 3.85 in |
| 2023 | 51.2°F | +0.1°F | 3.25 in |
| 2024 | 51.1°F | at normal | – |
| 2025 | 49.8°F | −1.3°F | 3.46 in |
Source: records: ACIS, station USW00024217; recent months: ACIS, station USW00024217. Records and recent months use complete months only.
How does October in Bellingham compare across Washington?
Across the 96 places PlainClimate covers in Washington, October normal highs run from 56°F in Easton to 66°F in Kennewick; Bellingham's is 59°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.
Other months and places
- Bellingham in September68°F by day, 50°F at night
- Bellingham in November51°F by day, 38°F at night
- Bellingham through the yearEvery month, frost dates, records and recent years
- Washington in OctoberThe statewide normal and the warmest and coolest places
- Kennewick: Washington's warmest Octobernormal high 66°F