| Month | Average (°F) | Record (°F) | Average (inches) | ||
|---|---|---|---|---|---|
| High ☀️ | Low 🌙 | High ☀️ | Low 🌙 | Precipitation 💧 | |
| January | 46.0 | 33.6 | 71 | -4 | 4.4 |
| February | 48.2 | 33.9 | 72 | -2 | 2.9 |
| March | 52.2 | 37.0 | 76 | 10 | 3.3 |
| April | 57.1 | 41.2 | 83 | 21 | 2.8 |
| May | 63.2 | 46.4 | 90 | 25 | 2.2 |
| June | 67.2 | 51.3 | 99 | 29 | 1.6 |
| July | 72.0 | 54.5 | 96 | 33 | 0.8 |
| August | 72.4 | 54.2 | 100 | 28 | 1.2 |
| September | 67.6 | 49.1 | 89 | 23 | 1.9 |
| October | 58.4 | 42.8 | 83 | 20 | 3.6 |
| November | 50.5 | 37.6 | 73 | 3 | 5.2 |
| December | 45.1 | 33.8 | 67 | -1 | 4.3 |
| Entire year | 58.4 | 43.0 | 100 | -4 | 33.5 |
|
More Bellingham Weather Records
1895–2024
|
||
|---|---|---|
| Highest daily low | 71 °F | August 23, 1896 |
| Lowest daily high | 9 °F | December 29, 1968 |
| Greatest daily range (Difference of high and low) |
55 °F | June 1, 1922 |
| Greatest difference in daily high over two conscutive days |
30 °F | May 13–14, 1959 |
| Most daily precipitation | 3.3 inches | January 12, 1976 |
| Most monthly precipitation | 14.6 inches | November 2021 |
| Most yearly precipitation | 48.6 inches | 1932 |
| Most yearly days with precipitation | 206 | 2004 |
| Earliest freeze | August 30 | 1907 |
| Earliest day ≥ 70 °F | January 24 | 1910 |
| Earliest day ≥ 80 °F | April 15 | 1923 |
| Latest freeze | June 19 | 1911 |
| Latest day ≥ 70 °F | November 28 | 1901 |
| Latest day ≥ 80 °F | October 16 | 2022 |
| Most days in a year < 0 °F | 3 | 1950 |
| Most days in a year < 32 °F | 103 | 1930 |
| Most days in a year ≥ 80 °F | 33 | 1958 |
| Most days in a year ≥ 90 °F | 4 | 2021 |
| Most days in a year ≥ 100 °F | 1 | 2021 |
|
Bellingham Weather Streaks
Most consecutive days...
|
||
|---|---|---|
| With precipitation | 33 days | Nov 11 – Dec 13, 1998 |
| Without precipitation | 54 days | Jun 21 – Aug 13, 1960 |
| High temperature at or below freezing |
13 days | Nov 19 – Dec 1, 1985 |
| High temperature ≥ 80 °F | 9 days | Aug 7–15, 1920 |
| High temperature ≥ 90 °F | 3 days | Jun 26–28, 2021 |