- >>Weather by month // weather averages Lewiston
- >>Climate graph // Weather by Month Lewiston
- >>average temperature by month Lewiston
- >>Weather Lewiston
Lewiston is located in the northern hemisphere. The commencement of summer is observed at the conclusion of June and its culmination takes place in September. The months that constitute this season are known as June, July, August, September.
Climate graph // Weather by Month Lewiston
The month characterized by the lowest precipitation levels is July, exhibiting a mere 10 mm | 0.4 inch of rainfall. The highest amount of precipitation occurs during the month of December, with an average quantity reaching up to 72 mm | 2.8 inch.
average temperature by month Lewiston
On average, the month of July experiences the highest temperature with an average value of 25.3 °C | 77.5 °F. The month of December registers the most frigid temperatures throughout the year, with an average low temperature of -0.5 °C | 31.0 °F.
Weather by month // weather averages Lewiston
| Avg. Temperature °C (°F) | Min. Temperature °C (°F) | Max. Temperature °C (°F) | Precipitation / Rainfall mm (in) | Humidity (%) | Rainy days (d) | avg. Sun hours (hours) | |
|---|---|---|---|---|---|---|---|
| January |
-0.3 (31.4) |
-3.5 (25.7) |
4.1 (39.4) |
65 (2.6) |
78% | 9 | 6.0 |
| February |
1.5 (34.8) |
-2.3 (27.8) |
6.7 (44.1) |
54 (2.1) |
76% | 8 | 7.0 |
| March |
5.8 (42.5) |
0.7 (33.3) |
12.1 (53.8) |
65 (2.6) |
68% | 9 | 8.0 |
| April |
9.8 (49.7) |
4.2 (39.6) |
16.2 (61.2) |
55 (2.2) |
61% | 8 | 10.0 |
| May |
14.8 (58.6) |
8.9 (47.9) |
20.9 (69.6) |
50 (2) |
55% | 6 | 12.0 |
| June |
19.1 (66.4) |
13.2 (55.7) |
25.3 (77.5) |
34 (1.3) |
50% | 4 | 13.0 |
| July |
25.3 (77.5) |
18.6 (65.4) |
31.9 (89.4) |
10 (0.4) |
35% | 2 | 14.0 |
| August |
24.9 (76.8) |
18.4 (65.2) |
31.8 (89.2) |
11 (0.4) |
33% | 2 | 12.0 |
| September |
19.1 (66.4) |
13 (55.3) |
26.1 (78.9) |
19 (0.7) |
42% | 2 | 11.0 |
| October |
11.4 (52.6) |
6.4 (43.5) |
17.7 (63.9) |
45 (1.8) |
60% | 6 | 8.0 |
| November |
4.3 (39.7) |
0.5 (32.9) |
9.4 (48.9) |
68 (2.7) |
74% | 9 | 6.0 |
| December |
-0.5 (31) |
-3.5 (25.8) |
3.5 (38.2) |
72 (2.8) |
78% | 10 | 5.0 |
| January | February | March | April | May | June | July | August | September | October | November | December | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg. Temperature °C (°F) |
-0.3 °C (31.4) °F |
1.5 °C (34.8) °F |
5.8 °C (42.5) °F |
9.8 °C (49.7) °F |
14.8 °C (58.6) °F |
19.1 °C (66.4) °F |
25.3 °C (77.5) °F |
24.9 °C (76.8) °F |
19.1 °C (66.4) °F |
11.4 °C (52.6) °F |
4.3 °C (39.7) °F |
-0.5 °C (31) °F |
| Min. Temperature °C (°F) |
-3.5 °C (25.7) °F |
-2.3 °C (27.8) °F |
0.7 °C (33.3) °F |
4.2 °C (39.6) °F |
8.9 °C (47.9) °F |
13.2 °C (55.7) °F |
18.6 °C (65.4) °F |
18.4 °C (65.2) °F |
13 °C (55.3) °F |
6.4 °C (43.5) °F |
0.5 °C (32.9) °F |
-3.5 °C (25.8) °F |
| Max. Temperature °C (°F) |
4.1 °C (39.4) °F |
6.7 °C (44.1) °F |
12.1 °C (53.8) °F |
16.2 °C (61.2) °F |
20.9 °C (69.6) °F |
25.3 °C (77.5) °F |
31.9 °C (89.4) °F |
31.8 °C (89.2) °F |
26.1 °C (78.9) °F |
17.7 °C (63.9) °F |
9.4 °C (48.9) °F |
3.5 °C (38.2) °F |
| Precipitation / Rainfall mm (in) |
65 (2) |
54 (2) |
65 (2) |
55 (2) |
50 (1) |
34 (1) |
10 (0) |
11 (0) |
19 (0) |
45 (1) |
68 (2) |
72 (2) |
| Humidity(%) | 78% | 76% | 68% | 61% | 55% | 50% | 35% | 33% | 42% | 60% | 74% | 78% |
| Rainy days (d) | 9 | 8 | 9 | 8 | 6 | 4 | 2 | 1 | 2 | 6 | 9 | 10 |
| avg. Sun hours (hours) | 5.7 | 6.9 | 8.4 | 10.2 | 11.9 | 12.6 | 13.6 | 12.5 | 10.6 | 8.2 | 6.3 | 5.2 |
Data: 1991 - 2021 Min. Temperature °C (°F), Max. Temperature °C (°F), Precipitation / Rainfall mm (in), Humidity, Rainy days. Data: 1999 - 2019: avg. Sun hours
There is a notable fluctuation in precipitation, with 62 mm | 2 inch variance observed between the month of least rainfall and that of highest downpour. Throughout the course of a year, there is an observable fluctuation in average temperatures by 25.8 °C | 46.5 °F.
It is observed that January (78.20) has the highest relative humidity, whereas August (33.31) experiences the lowest. The month with the highest precipitation is December (13.07 days), whereas the one with the lowest amount of rainfall is August (1.90).
Lewiston weather and climate for every month
Hours of sunshine in Lewiston
- avg. hours of sun
- Total hours of sun
At Lewiston, the month that boasts of the highest number of daily sunshine hours is July with an average duration of 13.6. The total count for this period accumulates to a staggering sum of 421.75 sunlight hours.
The location of Lewiston experiences the least number of daily hours with sunshine during January, wherein an average of only 5.2 hours is recorded. The total count for this month's sunlight duration accumulates to a sum value equivalent to 161.34.
Throughout the year, Lewiston experiences approximately 3411.04 hours of sunshine. The average monthly duration of sunlight is estimated to be around 111.97.
Airport close to Lewiston
The closest Airports of Lewiston are: Lewiston – Nez Perce County Airport (LWS) 4.66km,Pullman-Moscow Regional Airport (PUW) 37.09km,Walla Walla Regional Airport (ALW) 104.23km
You can reach Lewiston from this Cities by Plane:
